+++ /dev/null
-#!/bin/bash
-
-set -e
-
-case "$1" in
- start)
- fifo=/tmp/video_fifo
- if [ ! -e $fifo ]; then
- mkfifo $fifo
- fi
-
- dir=/mnt/data1/video_tests
- now=`date -R`
-
- dvgrab -buffers 1 - | ffmpeg -f dv -i - -f jack -i ffmpeg -vcodec libtheora -s 480x320 -aspect 16:9 -acodec libvorbis -b 300k -f ogg -y $fifo -map 0.0 -map 1.0 &
-
- sleep 5
- jack_connect jack_rack:out_1 ffmpeg:input_1
- jack_connect jack_rack:out_2 ffmpeg:input_2
- #jack_connect jack_rack:out_1 ffmpeg:input_1
- #jack_connect jack_rack:out_2 ffmpeg:input_2
-
- sleep 1
- cat $fifo | tee "$dir/Pre-Barreau_-_Augustins_-_Video_Live_-_$now.ogg" | oggfwd -d "pb_video_live" -g "Teaching" -n "pb_video_live" localhost 8000 source2parisson /pb_video_live.ogg &
- ;;
-
- stop)
- jack_disconnect jack_rack:out_1 ffmpeg:input_1
- jack_disconnect jack_rack:out_2 ffmpeg:input_2
- pkill ffmpeg
- ;;
-esac
-
-
-
-
-
+++ /dev/null
-#!/bin/bash
-
- set -e
-
-case "$1" in
- start)
- fifo=/tmp/video_fifo2
- if [ ! -e $fifo ]; then
- mkfifo $fifo
- fi
-
- dir=$HOME/archives/2011
- now=`date -R`
- file=$dir/video_test2.ogg
-
- ffmpeg -f video4linux2 -i /dev/video0 -f jack -i ffmpeg -itsoffset 00:00:00.8 -r 20 -f ogg -vcodec libtheora -s 320x240 -b 380k -acodec libvorbis -ab 64k -ar 44100 -ac 1 -y $file -map 0.0 -map 1.0 &
-
- sleep 3
- jack_connect jack_rack:out_1 ffmpeg:input_1
- #jack_connect jack_rack:out_1 ffmpeg:input_2
-
- sleep 2
- cat $file | tee $file.ogg | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
- ;;
-
- stop)
- jack_disconnect jack_rack:out_1 ffmpeg:input_1
-# jack_disconnect jack_rack:out_1 ffmpeg:input_2
- pkill -9 ffmpeg
- ;;
-esac
-
-
-
-
-
-# http://www.kkoncepts.net/node/69
\ No newline at end of file
+++ /dev/null
-#!/bin/bash
-
-gst-launch-0.10 dv1394src ! queue ! dvdemux name=d ! queue ! dvdec \
- ! queue ! videoscale ! video/x-raw-yuv, width=480, height=368 \
- ! queue ! ffmpegcolorspace ! theoraenc bitrate=500 ! muxout. \
- oggmux name=muxout \
- ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, mime_type='video/x-raw-yuv', framerate='24/1',
- width=160, height=90, xpos=0, ypos=0):
- self.mime_type = mime_type
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! %s, framerate=%s, width=%s, height=%s' \
- % (self.mime_type, self.framerate, str(self.width), str(self.height))
-
-
-class GSTSrcAudio(object):
-
- def __init__(self, pipe=None, mime_type='audio/x-raw-float', channels=2):
- self.mime_type = mime_type
- self.channels = channels
- if not pipe:
- pipe = 'jackaudiosrc connect=2'
- self.pipe = pipe + ' ! %s, channels=%s' % (self.mime_type, str(self.channels))
-
-
-class V4lControl(object):
-
- def __init__(self, device=0):
- self.program = 'v4l2-ctl'
- self.device = device
-
- def execute(self, args):
- command = ' '.join([self.program, '-d', self.device, '-c', args])
- os.system(command)
-
- def power_line_frequency(self, value):
- arg = 'power_line_frequency=' + value
- self.execute(arg)
-
-
-class GSTWebmStreamer(object):
-
- def __init__(self, host='127.0.0.1', port=9000, blocksize=65536):
- self.host = host
- self.port = port
- self.blocksize = blocksize
- self.muxer = """webmmux streamable=true name=muxer \
- ! queue ! tcpserversink host=%s port=%s protocol=none blocksize=%s sync-method=1
- """ % (self.host, str(self.port), str(self.blocksize))
-
- def video_setup(self, threads=4, quality=10):
- self.video = """! queue ! ffmpegcolorspace ! queue ! vp8enc speed=2 threads=%s quality=%s \
- max-latency=25 max-keyframe-distance=96 auto-alt-ref-frames=true \
- ! queue ! muxer.""" % (str(threads), str(quality))
-
- def audio_setup(self, quality=0.3):
- self.audio = "! queue ! audioconvert ! queue ! vorbisenc quality=%s ! queue ! muxer." % str(self.quality)
-
- @property
- def pipe(self):
- return ' '.join([self.video, self.audio, self.muxer])
-
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=8338):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
- self.srcs = []
- self.i= 0
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def osc_alpha_callback(self, path, value):
- paths = path.split('/')
- layer = paths[1]
- param = paths[2]
- id = int(param[-1])-1
- for src in self.srcs:
- if src['id'] == id:
- break
- src['control'].set('alpha', 5 * gst.SECOND, value[0])
-
- def osc_xy_callback(self, path, value):
- for src in self.srcs:
- if src['id'] == 2:
- break
- src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
- src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
-
- self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
-
- self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
- src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
- src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
- src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/bin/bash
-
-gst-launch v4l2src device=/dev/video0 ! videoscale ! video/x-raw-yuv, width=160, height=120 ! videomixer name=mix sink_1::xpos=20 sink_1::ypos=20 sink_1::alpha=0.9 ! queue ! ffmpegcolorspace ! theoraenc quality=40 ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! tee name=t ! queue ! filesink location="video_test.ogg" t. ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 v4l2src device=/dev/video1 ! videoscale ! video/x-raw-yuv, width=480, height=270 ! mix.
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=480
-HEIGHT=270
-
-gst-launch v4l2src device=/dev/video0 ! queue ! videoscale ! video/x-raw-yuv, width=160, height=120 \
- ! queue ! videorate ! video/x-raw-yuv,framerate=25/1 \
- ! queue ! videomixer name=mix sink_1::xpos=0 sink_1::ypos=0 sink_1::alpha=0.9 \
- ! queue ! ffmpegcolorspace ! queue ! theoraenc quality=25 ! muxout. \
- jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 \
- ! queue ! audioconvert ! vorbisenc ! queue ! muxout. \
- oggmux name=muxout ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
- v4l2src device=/dev/video1 ! queue ! videoscale ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! videorate ! video/x-raw-yuv,framerate=25/1 ! mix. \
- > /dev/null &
-
-sleep 2
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/bash
-
-set -e
-
-case "$1" in
- start)
- dir=/home/$USER/trash
- dat=`date '+%y-%m-%d-%H:%M:%S'`
- file=$dir/video_test_$dat.ogg
-
- gst-launch-0.10 v4l2src device=/dev/video0 ! queue ! videorate ! video/x-raw-yuv,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! filesink location=$file sync=true &
-
-# gst-launch v4l2src ! queue ! videorate ! video/x-raw-yuv,fps=30,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 &
-
-#
- sleep 10
- cat $file | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
- ;;
-
- stop)
- pkill -9 oggfwd
- pkill -9 gst-launch-0.10
- ;;
-esac
+++ /dev/null
-#!/bin/bash
-
-set -e
-
-case "$1" in
- start)
- dir=/home/$USER/trash
- dat=`date '+%y-%m-%d-%H:%M:%S'`
- file=$dir/video_test_$dat.ogg
-
-# gst-launch-0.10 v4l2src device=/dev/video0 ! queue ! videorate ! video/x-raw-yuv,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! filesink location=$file sync=true &
-
- gst-launch-0.10 v4l2src ! queue ! videorate ! video/x-raw-yuv,fps=30,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 &
-
-#
-# sleep 10
-# cat $file | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
- ;;
-
- stop)
- pkill -9 oggfwd
- pkill -9 gst-launch-0.10
- ;;
-esac
+++ /dev/null
-#!/bin/bash
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv,width=640, height=480 \
- ! queue ! ffmpegcolorspace \
- ! queue ! theoraenc quality=20 ! mux. \
- alsasrc device=hw:0,0 ! audio/x-raw-int,rate=44100,channels=2,depth=16 \
- ! queue ! audioconvert ! audio/x-raw-float,rate=44100,channels=2,depth=16 ! queue ! vorbisenc ! mux. \
- oggmux name=mux ! filesink location=/var/www/test/test.ogg \
-
-# ! queue ! videorate ! video/x-raw-yuv, framerate=25/1 \
-#jackaudiosrc connect=1 ! queue ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16
\ No newline at end of file
+++ /dev/null
-#!/bin/bash
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv,width=640, height=480 \
- ! queue ! ffmpegcolorspace \
- ! queue ! theoraenc quality=25 ! mux. \
- jackaudiosrc connect=1 ! queue ! audioconvert ! queue ! vorbisenc ! mux. \
- oggmux name=mux ! filesink location=/var/www/test/test.ogg \
-
-# ! queue ! videorate ! video/x-raw-yuv, framerate=25/1 \
+++ /dev/null
-#!/bin/bash
-
-gst-launch v4l2src device=/dev/video0 ! queue ! videoscale ! video/x-raw-yuv, width=160, height=120 \
- ! queue ! ffmpegcolorspace ! video/x-raw-rgb \
- ! queue ! videomixer name=mix \
- sink_1::xpos=40 sink_1::ypos=60 sink_1::alpha=0.9 sink_2::xpos=40 sink_2::ypos=180 sink_2::alpha=0.9 \
- ! queue ! videoscale ! video/x-raw-rgb, width=480, height=270 \
- ! queue ! ffmpegcolorspace ! theoraenc quality=10 ! oggmux name=muxout \
- ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
- ximagesrc ! queue ! videorate ! video/x-raw-rgb, framerate=30/1 ! videoscale ! video/x-raw-rgb, width=160, height=120 ! mix. \
- v4l2src device=/dev/video1 ! queue ! ffmpegcolorspace ! video/x-raw-rgb ! videoscale ! video/x-raw-rgb, width=640, height=360 ! mix. \
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import liblo, sys
-
-port = int(sys.argv[-1])
-
-# send all messages to port 1234 on the local machine
-try:
- target = liblo.Address(port)
-except liblo.AddressError, err:
- print str(err)
- sys.exit()
-
-# send message "/foo/message1" with int, float and string arguments
-liblo.send(target, "/record", 1)
+++ /dev/null
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import liblo, sys
-
-port = int(sys.argv[-1])
-
-# send all messages to port 1234 on the local machine
-try:
- target = liblo.Address(port)
-except liblo.AddressError, err:
- print str(err)
- sys.exit()
-
-# send message "/foo/message1" with int, float and string arguments
-liblo.send(target, "/record", 0)
+++ /dev/null
-
-import gobject
-gobject.threads_init()
-import pygst
-pygst.require("0.10")
-import gst
-from threading import Thread
-import sys
-import liblo
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class AudioPlayer(Thread):
-
- def __init__(self, uri):
- Thread.__init__(self)
- self.uri = uri
- self.controller = OSCController(12345)
- self.controller.server.add_method('/play', 'i', self.play_stop_cb)
- self.controller.start()
-
- self.mainloop = gobject.MainLoop()
- self.player = gst.element_factory_make("playbin", "player")
- self.player.set_property('uri', self.uri)
-
- def play_stop_cb(self, path, value):
- value = value[0]
- if value:
- print 'play'
- self.player.set_state(gst.STATE_NULL)
- self.player.set_state(gst.STATE_PLAYING)
- else:
- print 'stop'
- self.player.set_state(gst.STATE_NULL)
-
- def run(self):
- self.mainloop.run()
-
-if __name__ == '__main__':
- path = sys.argv[-1]
- player = AudioPlayer(path)
- player.start()
-
+++ /dev/null
-# -*- coding: utf-8 -*-
-
-import sys, os
-from PyQt4 import QtCore, QtGui, uic
-from PyQt4.phonon import Phonon
-
-class AudioPlayer(QtGui.QWidget):
- def __init__(self, url, parent = None):
-
- self.url = url
-
- QtGui.QWidget.__init__(self, parent)
- self.setSizePolicy(QtGui.QSizePolicy.Expanding,
- QtGui.QSizePolicy.Preferred)
-
-
- self.player = Phonon.createPlayer(Phonon.MusicCategory,
- Phonon.MediaSource(url))
- self.player.setTickInterval(100)
- self.player.tick.connect(self.tock)
-
- self.play_pause = QtGui.QPushButton(self)
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
- self.play_pause.clicked.connect(self.playClicked)
- self.player.stateChanged.connect(self.stateChanged)
-
- self.slider = Phonon.SeekSlider(self.player , self)
-
- self.status = QtGui.QLabel(self)
- self.status.setAlignment(QtCore.Qt.AlignRight |
- QtCore.Qt.AlignVCenter)
-
- self.download = QtGui.QPushButton("Download", self)
- self.download.clicked.connect(self.fetch)
-
- layout = QtGui.QHBoxLayout(self)
- layout.addWidget(self.play_pause)
- layout.addWidget(self.slider)
- layout.addWidget(self.status)
- layout.addWidget(self.download)
-
- def playClicked(self):
- if self.player.state() == Phonon.PlayingState:
- self.player.pause()
- else:
- self.player.play()
-
- def stateChanged(self, new, old):
- if new == Phonon.PlayingState:
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_pause.svg'))
- else:
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
-
- def tock(self, time):
- time = time/1000
- h = time/3600
- m = (time-3600*h) / 60
- s = (time-3600*h-m*60)
- self.status.setText('%02d:%02d:%02d'%(h,m,s))
-
- def fetch(self):
- print 'Should download %s'%self.url
-
-def main():
- app = QtGui.QApplication(sys.argv)
- window=AudioPlayer(sys.argv[1])
- window.show()
- # It's exec_ because exec is a reserved word in Python
- sys.exit(app.exec_())
-
-if __name__ == "__main__":
- main()
+++ /dev/null
-#!/usr/bin/env python
-
-"""A short Audio-Video example"""
-import gobject
-gobject.threads_init()
-import gst
-import pygtk
-pygtk.require("2.0")
-import gtk
-gtk.gdk.threads_init()
-import sys
-import os
-from demo import Demo
-
-def create_decodebin():
- try:
- return gst.element_factory_make("decodebin2")
- except:
- return gst.element_factory_make("decodebin")
-
-class DemoException(Exception):
- """Base exception class for errors which occur during demos"""
-
- def __init__(self, reason):
- self.reason = reason
-
-class AVDemo(Demo):
- """Extends base demo with both audio and video sinks
- * a window containing a drawing area and basic media controls
- * a basic gstreamer pipeline using an ximagesink and an autoaudiosink
- * connects the ximagesink to the window's drawing area
-
- Derived classes need only override magic(), __name__,
- and __usage__ to create new demos."""
-
- __name__ = "AV Demo"
- __usage__ = "python audio_video.py <filename>"
- __def_win_size__ = (320, 240)
-
- # this commment allows us to include only a portion of the file
- # in the tutorial for this demo
-
- def magic(self, pipeline, (videosink, audiosink), args):
- """This is where the magic happens"""
-
- def onPadAdded(source, pad):
- # first we see if we can link to the videosink
- tpad = videoqueue.get_compatible_pad(pad)
- if tpad:
- pad.link(tpad)
- return
- # if not, we try the audio sink
- tpad = audioqueue.get_compatible_pad(pad)
- if tpad:
- pad.link(tpad)
- return
-
- src = gst.element_factory_make("filesrc", "src")
- src.props.location = args[0]
- dcd = create_decodebin()
- audioqueue = gst.element_factory_make("queue")
- videoqueue = gst.element_factory_make("queue")
- pipeline.add(src, dcd, audioqueue, videoqueue)
-
- src.link(dcd)
- videoqueue.link(videosink)
- audioqueue.link(audiosink)
- dcd.connect("pad-added", onPadAdded)
-
- def createPipeline(self, w):
- """Given a window, creates a pipeline and connects it to the window"""
-
- # code will make the ximagesink output in the specified window
- def set_xid(window):
- gtk.gdk.threads_enter()
- videosink.set_xwindow_id(window.window.xid)
- videosink.expose()
- gtk.gdk.threads_leave()
-
- # this code receives the messages from the pipeline. if we
- # need to set X11 id, then we call set_xid
- def bus_handler(unused_bus, message):
- if message.type == gst.MESSAGE_ELEMENT:
- if message.structure.get_name() == 'prepare-xwindow-id':
- set_xid(w)
- return gst.BUS_PASS
-
- # create our pipeline, and connect our bus_handler
- self.pipeline = gst.Pipeline()
- bus = self.pipeline.get_bus()
- bus.set_sync_handler(bus_handler)
-
- videosink = gst.element_factory_make("ximagesink", "sink")
- videosink.set_property("force-aspect-ratio", True)
- videosink.set_property("handle-expose", True)
- scale = gst.element_factory_make("videoscale", "scale")
- cspace = gst.element_factory_make("ffmpegcolorspace", "cspace")
-
- audiosink = gst.element_factory_make("autoaudiosink")
- audioconvert = gst.element_factory_make("audioconvert")
-
- # pipeline looks like: ... ! cspace ! scale ! sink
- # ... ! audioconvert ! autoaudiosink
- self.pipeline.add(cspace, scale, videosink, audiosink,
- audioconvert)
- scale.link(videosink)
- cspace.link(scale)
- audioconvert.link(audiosink)
- return (self.pipeline, (cspace, audioconvert))
-
-# if this file is being run directly, create the demo and run it
-if __name__ == '__main__':
- AVDemo().run()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-
-"""A short Audio-Video example"""
-import gobject
-gobject.threads_init()
-import gst
-import pygtk
-pygtk.require("2.0")
-import gtk
-import sys
-import os
-from audio_video import AVDemo, create_decodebin
-
-class AVCrossfade(AVDemo):
- """Base class implementing boring, boiler-plate code.
- Sets up a basic gstreamer environment which includes:
-
- * a window containing a drawing area and basic media controls
- * a basic gstreamer pipeline using an ximagesink and an autoaudiosink
- * connects the ximagesink to the window's drawing area
-
- Derived classes need only override magic(), __name__,
- and __usage__ to create new demos."""
-
- __name__ = "AV Demo"
- __usage__ = "python audio_video.py <filename>"
- __def_win_size__ = (320, 240)
-
- # this commment allows us to include only a portion of the file
- # in the tutorial for this demo
-
- def onPad(self, decoder, pad, target):
- tpad = target.get_compatible_pad(pad)
- if tpad:
- pad.link(tpad)
-
- def addVideoChain(self, pipeline, name, decoder, mixer):
- alpha = gst.element_factory_make("alpha")
- alpha.props.alpha = 1.0
- videoscale = gst.element_factory_make("videoscale")
- videorate = gst.element_factory_make("videorate")
- colorspace = gst.element_factory_make("ffmpegcolorspace")
- queue = gst.element_factory_make("queue")
-
- pipeline.add(alpha, videoscale, videorate, colorspace, queue)
- decoder.connect("pad-added", self.onPad, videorate)
- videorate.link(videoscale)
- videoscale.link(colorspace)
- colorspace.link(queue)
- queue.link(alpha)
- alpha.link(mixer)
-
- setattr(self, "alpha%s" % name, alpha)
-
- def addAudioChain(self, pipeline, name, decoder, adder):
- volume = gst.element_factory_make("volume")
- volume.props.volume = 0.5
- audioconvert = gst.element_factory_make("audioconvert")
- audiorate = gst.element_factory_make("audioresample")
- queue = gst.element_factory_make("queue")
-
- pipeline.add(volume, audioconvert, audiorate, queue)
- decoder.connect("pad-added", self.onPad, audioconvert)
- audioconvert.link(audiorate)
- audiorate.link(queue)
- queue.link(volume)
- volume.link(adder)
-
- setattr(self, "vol%s" % name, volume)
-
- def addSourceChain(self, pipeline, name, filename, mixer, adder):
- src = gst.element_factory_make("filesrc")
- src.props.location = filename
- dcd = create_decodebin()
-
- pipeline.add(src, dcd)
- src.link(dcd)
- self.addVideoChain(pipeline, name, dcd, mixer)
- self.addAudioChain(pipeline, name, dcd, adder)
-
- def magic(self, pipeline, (videosink, audiosink), args):
- """This is where the magic happens"""
- mixer = gst.element_factory_make("videomixer")
- adder = gst.element_factory_make("adder")
- pipeline.add(mixer, adder)
-
- mixer.link(videosink)
- adder.link(audiosink)
- self.addSourceChain(pipeline, "A", args[0], mixer, adder)
- self.addSourceChain(pipeline, "B", args[1], mixer, adder)
- self.alphaB.props.alpha = 0.5
-
- def onValueChanged(self, adjustment):
- balance = self.balance.get_value()
- crossfade = self.crossfade.get_value()
- self.volA.props.volume = (2 - balance) * (1 - crossfade)
- self.volB.props.volume = balance * crossfade
- self.alphaB.props.alpha = crossfade
-
- def customWidgets(self):
- self.crossfade = gtk.Adjustment(0.5, 0, 1.0)
- self.balance = gtk.Adjustment(1.0, 0.0, 2.0)
- crossfadeslider = gtk.HScale(self.crossfade)
- balanceslider = gtk.HScale(self.balance)
- self.crossfade.connect("value-changed", self.onValueChanged)
- self.balance.connect("value-changed", self.onValueChanged)
-
- ret = gtk.Table()
- ret.attach(gtk.Label("Crossfade"), 0, 1, 0, 1)
- ret.attach(crossfadeslider, 1, 2, 0, 1)
- ret.attach(gtk.Label("Balance"), 0, 1, 1, 2)
- ret.attach(balanceslider, 1, 2, 1, 2)
- return ret
-
-# if this file is being run directly, create the demo and run it
-if __name__ == '__main__':
- AVCrossfade().run()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-
-p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
- videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
- videomixer name=mix1 ! mix0.sink_1
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix1.sink_0
- videomixer name=mix2 ! mix1.sink_1
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_0
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_1
-""")
-
-m1 = p.get_by_name ("mix1")
-s1_0 = m1.get_pad ("sink_0")
-s1_0.set_property ("xpos", 100)
-s1_1 = m1.get_pad ("sink_1")
-s1_1.set_property ("xpos", 250)
-
-m2 = p.get_by_name ("mix2")
-s2_0 = m2.get_pad ("sink_0")
-s2_0.set_property ("xpos", 200)
-s2_1 = m2.get_pad ("sink_1")
-s2_1.set_property ("xpos", 250)
-
-c1_0 = gst.Controller(s1_0, "ypos", "alpha")
-c1_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c1_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c1_0.set("ypos", 0, 0)
-c1_0.set("ypos", 5 * gst.SECOND, 200)
-c1_0.set("alpha", 0, 0)
-c1_0.set("alpha", 5 * gst.SECOND, 1.0)
-
-c1_1 = gst.Controller(s1_1, "ypos", "alpha")
-c1_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c1_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c1_1.set("ypos", 0, 0)
-c1_1.set("ypos", 5 * gst.SECOND, 200)
-c1_1.set("alpha", 0, 0)
-c1_1.set("alpha", 5 * gst.SECOND, 1.0)
-
-c2_0 = gst.Controller(s2_0, "ypos", "alpha")
-c2_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c2_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c2_0.set("ypos", 0, 0)
-c2_0.set("ypos", 5 * gst.SECOND, 200)
-c2_0.set("alpha", 0, 0)
-c2_0.set("alpha", 5 * gst.SECOND, 1.0)
-
-c2_1 = gst.Controller(s2_1, "ypos", "alpha")
-c2_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c2_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c2_1.set("ypos", 0, 0)
-c2_1.set("ypos", 5 * gst.SECOND, 200)
-c2_1.set("alpha", 0, 0)
-c2_1.set("alpha", 5 * gst.SECOND, 1.0)
-
-p.set_state (gst.STATE_PLAYING)
-
-gobject.MainLoop().run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=13000):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
- self.osc.add_method('/'+src['sink']+'/xpos', 'i', self.osc_callback)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
- self.osc.add_method('/'+src['sink']+'/ypos', 'i', self.osc_callback)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
- self.osc.add_method('/'+src['sink']+'/alpha', 'f', self.osc_callback)
-
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc')
- src2 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=100, ypos=50)
- src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
- src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=8338):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def osc_alpha_callback(self, path, value):
- paths = path.split('/')
- layer = paths[1]
- param = paths[2]
- id = int(param[-1])-1
- for src in self.srcs:
- if src['id'] == id:
- break
- src['control'].set('alpha', 5 * gst.SECOND, value[0])
-
- def osc_xy_callback(self, path, value):
- for src in self.srcs:
- if src['id'] == 2:
- break
- src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
- src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
-
- self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
-
- self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
- src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
- src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
- src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='{30/1}', width=160, height=90, xpos=0, ypos=0):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-
-class GSTWebmHttpStreamer(object):
-
- def __init__(self, protocol='tcp', port=9000):
- self.protocol = protocol
- self.port = port
-
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=8338):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! queue ! ffmpegcolorspace ! xvimagesink sync=false']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def osc_alpha_callback(self, path, value):
- paths = path.split('/')
- layer = paths[1]
- param = paths[2]
- id = int(param[-1])-1
- for src in self.srcs:
- if src['id'] == id:
- break
- src['control'].set('alpha', 5 * gst.SECOND, value[0])
-
- def osc_xy_callback(self, path, value):
- for src in self.srcs:
- if src['id'] == 2:
- break
- src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
- src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! queue ! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
-
- self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
-
- self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=800, height=600, pipe='videotestsrc pattern="black"')
- src2 = GSTSrcVideo(width=800, height=600, pipe='videotestsrc ')
- src3 = GSTSrcVideo(width=640, height=480, xpos=200, ypos=150, pipe='v4l2src device=/dev/video0')
- src4 = GSTSrcVideo(width=160, height=90, xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='{30/1}', width=160, height=90, xpos=0, ypos=0, queue_option=''):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- self.queue_option = queue_option
-
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-class GSTWebmHttpEncoder(object):
-
- def __init__(self, protocol='none', host='127.0.0.1', port=9000):
- self.protocol = protocol
- self.port = port
- self.pipe = '! queue ! vp8enc speed=2 threads=4 quality=10.0 max-latency=25 max-keyframe-distance=30 auto-alt-ref-frames=true ! queue ! muxout. \
- jackaudiosrc connect=2 ! audio/x-raw-float, channels=2 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink protocol=%s host=%s port=%s blocksize=65536 sync-method=1' \
- % (self.protocol, self.host, self.port)
-
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=8338, stream_port=9000):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! queue ! ffmpegcolorspace ! xvimagesink sync=false']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.stream_port = stream_port
- self.osc = OSCController(self.osc_port)
- self.encoder = GSTWebmHttpEncoder(port=self.stream_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def osc_alpha_callback(self, path, value):
- paths = path.split('/')
- layer = paths[1]
- param = paths[2]
- id = int(param[-1])-1
- for src in self.srcs:
- if src['id'] == id:
- break
- src['control'].set('alpha', 5 * gst.SECOND, value[0])
-
- def osc_xy_callback(self, path, value):
- for src in self.srcs:
- if src['id'] == 2:
- break
- src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
- src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- queue = 'queue'
- if src['src'].queue_option:
- # queue = 'timeoverlay ! queue'
- queue += ' ' + src['src'].queue_option
- self.pipe.append(' '.join([src['src'].pipe, '! ' + queue + ' ! ' + self.name + '.' + src['sink']]))
-
- pipe += self.encoder.pipe
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
-
- self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
-
- self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=480, pipe='videotestsrc pattern="black"')
- src4 = GSTSrcVideo(width=640, height=480, pipe='videotestsrc ')
- src3 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='v4l2src device=/dev/video0 do-timestamp=true', queue_option='leaky=upstream min-threshold-time=10000000000')
- src3 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='v4l2src device=/dev/video1 do-timestamp=true', queue_option='leaky=upstream min-threshold-time=10000000000')
-# src2 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='souphttpsrc location=http://192.168.0.15:8080/videofeed do-timestamp=true ! jpegdec ! queue ! ffmpegcolorspace ! videorate')
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-
-class GSTWebmHttpStreamer(object):
-
- def __init__(self, protocol='tcp', port=9000):
- self.protocol = protocol
- self.port = port
-
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=8338):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def osc_alpha_callback(self, path, value):
- paths = path.split('/')
- layer = paths[1]
- param = paths[2]
- id = int(param[-1])-1
- for src in self.srcs:
- if src['id'] == id:
- break
- src['control'].set('alpha', 5 * gst.SECOND, value[0])
-
- def osc_xy_callback(self, path, value):
- for src in self.srcs:
- if src['id'] == 2:
- break
- src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
- src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
-
- self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
-
- self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
- src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
- src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
- src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-from threading import Thread
-
-
-class OSCController(Thread):
-
- def __init__(self, port):
- Thread.__init__(self)
- import liblo
- self.port = port
- try:
- self.server = liblo.Server(self.port)
- except liblo.ServerError, err:
- print str(err)
-
- def add_method(self, path, type, method):
- self.server.add_method(path, type, method)
-
- def run(self):
- while True:
- self.server.recv(100)
-
-
-class GSTSrcVideo(object):
-
- def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
- self.framerate = framerate
- self.width = width
- self.height = height
- self.xpos = xpos
- self.ypos = ypos
- if not pipe:
- pipe = 'videotestsrc pattern="snow"'
- self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
- % (self.framerate, str(self.width), str(self.height))
-
-class GSTMixer(object):
-
- def __init__(self, osc_port=13000):
- self.name = 'mixer'
- self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
- self.srcs = []
- self.i= 0
-
- self.osc_port = osc_port
- self.osc = OSCController(self.osc_port)
-
- def osc_callback(self, path, value):
- paths = path.split('/')
- sink = paths[1]
- param = paths[2]
- for src in self.srcs:
- if src['sink'] == sink:
- break
- src['control'].set(param, 5 * gst.SECOND, value[0])
-
- def add_src(self, src):
- self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
- self.i += 1
-
- def setup(self):
- self.srcs.reverse()
-
- for src in self.srcs:
- self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
-
- print ' '.join(self.pipe)
- self.process = gst.parse_launch(' '.join(self.pipe))
- mixer = self.process.get_by_name("mixer")
-
- for src in self.srcs:
- src['pad'] = mixer.get_pad(src['sink'])
- src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
-
- src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
- src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
- self.osc.add_method('/'+src['sink']+'/xpos', 'i', self.osc_callback)
-
- src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
- src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
- self.osc.add_method('/'+src['sink']+'/ypos', 'i', self.osc_callback)
-
- src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
- src['control'].set("alpha", 5 * gst.SECOND, 1.0)
- self.osc.add_method('/'+src['sink']+'/alpha', 'f', self.osc_callback)
-
-
- def run(self):
- self.osc.start()
- self.process.set_state(gst.STATE_PLAYING)
- gobject.MainLoop().run()
-
-
-if __name__ == '__main__':
- src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc')
- src2 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=100, ypos=50)
- src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
- src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
- mixer = GSTMixer()
- mixer.add_src(src1)
- mixer.add_src(src2)
- mixer.add_src(src3)
- mixer.add_src(src4)
- mixer.setup()
- mixer.run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-
-p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_3
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_2
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_1
- videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
-""")
-
-m1 = p.get_by_name("mix0")
-
-s1_1 = m1.get_pad("sink_1")
-c1_1 = gst.Controller(s1_1, "xpos", "ypos", "alpha")
-c1_1.set("xpos", 0, 0)
-c1_1.set("ypos", 0, 0)
-c1_1.set("alpha", 0, 1.0)
-
-s1_2 = m1.get_pad("sink_2")
-c1_2 = gst.Controller(s1_2, "xpos", "ypos", "alpha")
-c1_2.set("xpos", 0, 200)
-c1_2.set("ypos", 0, 200)
-c1_2.set("alpha", 0, 1.0)
-
-s1_3 = m1.get_pad("sink_3")
-c1_3 = gst.Controller(s1_3, "xpos", "ypos", "alpha")
-c1_3.set("xpos", 0, 400)
-c1_3.set("ypos", 0, 0)
-c1_3.set("alpha", 0, 1.0)
-
-p.set_state(gst.STATE_PLAYING)
-
-gobject.MainLoop().run()
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-
-p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
- videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
- videomixer name=mix1 ! mix0.sink_1
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix1.sink_0
- videomixer name=mix2 ! mix1.sink_1
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_0
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_1
-""")
-
-m1 = p.get_by_name ("mix1")
-s1_0 = m1.get_pad ("sink_0")
-s1_0.set_property ("xpos", 100)
-s1_1 = m1.get_pad ("sink_1")
-s1_1.set_property ("xpos", 250)
-
-m2 = p.get_by_name ("mix2")
-s2_0 = m2.get_pad ("sink_0")
-s2_0.set_property ("xpos", 200)
-s2_1 = m2.get_pad ("sink_1")
-s2_1.set_property ("xpos", 250)
-
-c1_0 = gst.Controller(s1_0, "ypos", "alpha")
-c1_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c1_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c1_0.set("ypos", 0, 0)
-c1_0.set("ypos", 5 * gst.SECOND, 200)
-c1_0.set("alpha", 0, 0)
-c1_0.set("alpha", 5 * gst.SECOND, 1.0)
-
-c1_1 = gst.Controller(s1_1, "ypos", "alpha")
-c1_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c1_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c1_1.set("ypos", 0, 0)
-c1_1.set("ypos", 5 * gst.SECOND, 200)
-c1_1.set("alpha", 0, 0)
-c1_1.set("alpha", 5 * gst.SECOND, 1.0)
-
-c2_0 = gst.Controller(s2_0, "ypos", "alpha")
-c2_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c2_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c2_0.set("ypos", 0, 0)
-c2_0.set("ypos", 5 * gst.SECOND, 200)
-c2_0.set("alpha", 0, 0)
-c2_0.set("alpha", 5 * gst.SECOND, 1.0)
-
-c2_1 = gst.Controller(s2_1, "ypos", "alpha")
-c2_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-c2_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-c2_1.set("ypos", 0, 0)
-c2_1.set("ypos", 5 * gst.SECOND, 200)
-c2_1.set("alpha", 0, 0)
-c2_1.set("alpha", 5 * gst.SECOND, 1.0)
-
-p.set_state (gst.STATE_PLAYING)
-
-gobject.MainLoop().run()
+++ /dev/null
-# This file is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This file is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with This file. If not, see <http://www.gnu.org/licenses/>.
-
-import sys
-
-import zlib
-
-import gst
-
-def main(path):
- pipeline = gst.parse_launch('''
- filesrc location="%s" !
- decodebin ! audio/x-raw-int !
- appsink name=sink sync=False''' % path)
- sink = pipeline.get_by_name('sink')
-
- pipeline.set_state(gst.STATE_PLAYING)
- crc = 0
-
- while True:
- try:
- buf = sink.emit('pull-buffer')
- except SystemError, e:
- # it's probably a bug that emits triggers a SystemError
- print 'SystemError', e
- break
-
- # should be coming from a CD
- assert len(buf) % 4 == 0, "buffer is not a multiple of 4 bytes"
- crc = zlib.crc32(buf, crc)
-
- crc = crc % 2 ** 32
- print "CRC: %08X" % crc
-
-
-path = 'test.flac'
-
-try:
- path = sys.argv[1]
-except IndexError:
- pass
-
-main(path)
+++ /dev/null
-#!/usr/bin/env python
-"""Extends basic demo with a gnl composition"""
-import gobject
-gobject.threads_init()
-from demo import Demo, DemoException
-import gtk
-import gst
-import sys
-import os
-
-def create_decodebin():
- try:
- return gst.element_factory_make("decodebin2")
- except:
- return gst.element_factory_make("decodebin")
-
-class SimpleCrossfadeDemo(Demo):
- __name__ = "Demo of crosfade without using gnonlin"
- __usage__ = '''python %s sourceA sourceB
- live crossfading between two sources''' % sys.argv[0]
- __def_size__ = (320, 420)
-
- def magic(self, pipeline, sink, args):
-
- def onPad(obj, pad, target):
- sinkpad = target.get_compatible_pad(pad, pad.get_caps())
- if sinkpad:
- pad.link(sinkpad)
- return True
-
- assert len(sys.argv) == 3
- assert os.path.exists(sys.argv[-1])
- assert os.path.exists(sys.argv[-2])
-
- # <excerpt 1>
- src = gst.element_factory_make("filesrc")
- src.set_property("location", sys.argv[-1])
-
- srcAdecode = create_decodebin()
- srcAconvert = gst.element_factory_make("ffmpegcolorspace")
- srcAalpha = gst.element_factory_make("alpha")
- srcAalpha.set_property("alpha", 1.0)
-
- srcB = gst.element_factory_make("filesrc")
- srcB.set_property("location", sys.argv[-2])
- srcBdecode = create_decodebin()
- srcBconvert = gst.element_factory_make("ffmpegcolorspace")
- srcBalpha = gst.element_factory_make("alpha")
- srcBalpha.set_property("alpha", 0.5)
-
- mixer = gst.element_factory_make("videomixer")
- mixer.set_property("background", "black")
- # </excerpt>
-
- # <excerpt 2>
- pipeline.add(mixer)
-
- pipeline.add(src, srcAdecode, srcAconvert, srcAalpha)
- src.link(srcAdecode)
- srcAdecode.connect("pad-added", onPad, srcAconvert)
- srcAconvert.link(srcAalpha)
- srcAalpha.link(mixer)
-
- pipeline.add(srcB, srcBdecode, srcBconvert, srcBalpha)
- srcB.link(srcBdecode)
- srcBdecode.connect("pad-added", onPad, srcBconvert)
- srcBconvert.link(srcBalpha)
- srcBalpha.link(mixer)
-
- mixer.link(sink)
-
- # remember the alpha elements
- self.srcBalpha = srcBalpha
- # </excerpt>
-
-
- # overriding from parent
- def customWidgets(self):
- """Create a control for each property in the videobalance
- widget"""
-
- # <excerpt 3>
- # to be called a property value needs to change
- def onValueChanged(widget):
- if self.srcBalpha:
- self.srcBalpha.set_property("alpha", widget.get_value())
- # </excerpt>
-
- lower = 0
- upper = 1
- default = 0.5
-
- # create a place to hold our controls
- controls = gtk.VBox()
- labels = gtk.VBox()
-
- widget = gtk.HScale(); label = gtk.Label("Crossfade")
-
- # set appropriate atributes
- widget.set_update_policy(gtk.UPDATE_CONTINUOUS)
- widget.set_draw_value(True)
- widget.set_range(lower, upper)
- widget.set_value(default)
-
- # connect to our signal handler, specifying the property
- # to adjust
- widget.connect("value-changed", onValueChanged)
-
- # pack widget into box
- controls.pack_start(widget, True, True)
- labels.pack_start(label, True, False)
-
- layout = gtk.HBox()
- layout.pack_start(labels, False, False)
- layout.pack_end(controls, True, True)
- return layout
-
-if __name__ == '__main__':
- SimpleCrossfadeDemo().run()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/python
-import gobject; gobject.threads_init()
-import pygst; pygst.require("0.10")
-import gst
-
-p = gst.parse_launch ("""videomixer name=mix ! ffmpegcolorspace ! xvimagesink
- videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=10/1, width=200, height=150 ! mix.sink_0
- videotestsrc ! video/x-raw-yuv, framerate=10/1, width=640, height=360 ! mix.sink_1
-""")
-
-m = p.get_by_name ("mix")
-s0 = m.get_pad ("sink_0")
-s0.set_property ("xpos", 100)
-
-control = gst.Controller(s0, "ypos", "alpha")
-control.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
-control.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
-control.set("ypos", 0, 0); control.set("ypos", 5 * gst.SECOND, 200)
-control.set("alpha", 0, 0); control.set("alpha", 5 * gst.SECOND, 1.0)
-
-p.set_state (gst.STATE_PLAYING)
-
-gobject.MainLoop().run()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-
-"""Basic Framework for writing GStreamer Demos in Python"""
-#<excerpt 2>
-import gobject
-gobject.threads_init()
-import gst
-#</excerpt>
-import pygtk
-pygtk.require("2.0")
-import gtk
-gtk.gdk.threads_init()
-import sys
-import os
-
-
-class DemoException(Exception):
- """Base exception class for errors which occur during demos"""
-
- def __init__(self, reason):
- self.reason = reason
-
-class Demo:
- """Base class implementing boring, boiler-plate code.
- Sets up a basic gstreamer environment which includes:
-
- * a window containing a drawing area and basic media controls
- * a basic gstreamer pipeline using an ximagesink
- * connects the ximagesink to the window's drawing area
-
- Derived classes need only override magic(), __name__,
- and __usage__ to create new demos."""
-
- __name__ = "Basic Demo"
- __usage__ = "python demo.py -- runs a simple test demo"
- __def_win_size__ = (320, 240)
-
- # this commment allows us to include only a portion of the file
- # in the tutorial for this demo
- # <excerpt 1> ...
-
- def magic(self, pipeline, sink, args):
- """This is where the magic happens"""
- src = gst.element_factory_make("videotestsrc", "src")
- pipeline.add(src)
- src.link(sink)
-
-
- def createPipeline(self, w):
- """Given a window, creates a pipeline and connects it to the window"""
-
- # code will make the ximagesink output in the specified window
- def set_xid(window):
- gtk.gdk.threads_enter()
- sink.set_xwindow_id(window.window.xid)
- sink.expose()
- gtk.gdk.threads_leave()
-
- # this code receives the messages from the pipeline. if we
- # need to set X11 id, then we call set_xid
- def bus_handler(unused_bus, message):
- if message.type == gst.MESSAGE_ELEMENT:
- if message.structure.get_name() == 'prepare-xwindow-id':
- set_xid(w)
- return gst.BUS_PASS
-
- # create our pipeline, and connect our bus_handler
- self.pipeline = gst.Pipeline()
- bus = self.pipeline.get_bus()
- bus.set_sync_handler(bus_handler)
-
- sink = gst.element_factory_make("ximagesink", "sink")
- sink.set_property("force-aspect-ratio", True)
- sink.set_property("handle-expose", True)
- scale = gst.element_factory_make("videoscale", "scale")
- cspace = gst.element_factory_make("ffmpegcolorspace", "cspace")
-
- # our pipeline looks like this: ... ! cspace ! scale ! sink
- self.pipeline.add(cspace, scale, sink)
- scale.link(sink)
- cspace.link(scale)
- return (self.pipeline, cspace)
-
- # ... end of excerpt </excerpt>
-
- # subclasses can override this method to provide custom controls
- def customWidgets(self):
- return gtk.HBox()
-
- def createWindow(self):
- """Creates a top-level window, sets various boring attributes,
- creates a place to put the video sink, adds some and finally
- connects some basic signal handlers. Really, really boring.
- """
-
- # create window, set basic attributes
- w = gtk.Window()
- w.set_size_request(*self.__def_win_size__)
- w.set_title("Gstreamer " + self.__name__)
- w.connect("destroy", gtk.main_quit)
-
- # declare buttons and their associated handlers
- controls = (
- ("play_button", gtk.ToolButton(gtk.STOCK_MEDIA_PLAY), self.onPlay),
- ("stop_button", gtk.ToolButton(gtk.STOCK_MEDIA_STOP), self.onStop),
- ("quit_button", gtk.ToolButton(gtk.STOCK_QUIT), gtk.main_quit)
- )
-
- # as well as the container in which to put them
- box = gtk.HButtonBox()
-
- # for every widget, connect to its clicked signal and add it
- # to the enclosing box
- for name, widget, handler in controls:
- widget.connect("clicked", handler)
- box.pack_start(widget, True)
- setattr(self, name, widget)
-
- viewer = gtk.DrawingArea()
- viewer.modify_bg(gtk.STATE_NORMAL, viewer.style.black)
-
- # we will need this later
- self.xid = None
-
- # now finally do the top-level layout for the window
- layout = gtk.VBox(False)
- layout.pack_start(viewer)
-
- # subclasses can override childWidgets() to supply
- # custom controls
- layout.pack_start(self.customWidgets(), False, False)
- layout.pack_end(box, False, False)
- w.add(layout)
- w.show_all()
-
- # we want to return only the portion of the window which will
- # be used to display the video, not the whole top-level
- # window. a DrawingArea widget is, in fact, an X11 window.
- return viewer
-
- def onPlay(self, unused_button):
- self.pipeline.set_state(gst.STATE_PLAYING)
-
- def onStop(self, unused_button):
- self.pipeline.set_state(gst.STATE_READY)
-
- def run(self):
- w = self.createWindow()
- p, s = self.createPipeline(w)
- try:
- self.magic(p, s, sys.argv[1:])
- gtk.main()
- except DemoException, e:
- print e.reason
- print self.__usage__
- sys.exit(-1)
-
-# if this file is being run directly, create the demo and run it
-if __name__ == '__main__':
- Demo().run()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-
-import sys, os
-import pygtk, gtk, gobject
-import pygst
-pygst.require("0.10")
-import gst
-
-class GTK_Main:
-
- def __init__(self):
- window = gtk.Window(gtk.WINDOW_TOPLEVEL)
- window.set_title("Vorbis-Player")
- window.set_default_size(500, 200)
- window.connect("destroy", gtk.main_quit, "WM destroy")
- vbox = gtk.VBox()
- window.add(vbox)
- self.entry = gtk.Entry()
- vbox.pack_start(self.entry, False)
- self.button = gtk.Button("Start")
- vbox.add(self.button)
- self.button.connect("clicked", self.start_stop)
- window.show_all()
-
- self.player = gst.Pipeline("player")
- source = gst.element_factory_make("filesrc", "file-source")
- demuxer = gst.element_factory_make("oggdemux", "demuxer")
- demuxer.connect("pad-added", self.demuxer_callback)
- self.audio_decoder = gst.element_factory_make("vorbisdec", "vorbis-decoder")
- audioconv = gst.element_factory_make("audioconvert", "converter")
- audiosink = gst.element_factory_make("autoaudiosink", "audio-output")
-
- self.player.add(source, demuxer, self.audio_decoder, audioconv, audiosink)
- gst.element_link_many(source, demuxer)
- gst.element_link_many(self.audio_decoder, audioconv, audiosink)
-
- bus = self.player.get_bus()
- bus.add_signal_watch()
- bus.connect("message", self.on_message)
-
- def start_stop(self, w):
- if self.button.get_label() == "Start":
- filepath = self.entry.get_text()
- if os.path.isfile(filepath):
- self.button.set_label("Stop")
- self.player.get_by_name("file-source").set_property("location", filepath)
- self.player.set_state(gst.STATE_PLAYING)
- else:
- self.player.set_state(gst.STATE_NULL)
- self.button.set_label("Start")
-
- def on_message(self, bus, message):
- t = message.type
- if t == gst.MESSAGE_EOS:
- self.player.set_state(gst.STATE_NULL)
- self.button.set_label("Start")
- elif t == gst.MESSAGE_ERROR:
- err, debug = message.parse_error()
- print "Error: %s" % err, debug
- self.player.set_state(gst.STATE_NULL)
- self.button.set_label("Start")
-
- def demuxer_callback(self, demuxer, pad):
- adec_pad = self.audio_decoder.get_pad("sink")
- pad.link(adec_pad)
-
-GTK_Main()
-gtk.gdk.threads_init()
-gtk.main()
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import liblo, sys
-
-# send all messages to port 1234 on the local machine
-try:
- target = liblo.Address(12345)
-except liblo.AddressError, err:
- print str(err)
- sys.exit()
-
-# send message "/foo/message1" with int, float and string arguments
-liblo.send(target, "/play", 1)
+++ /dev/null
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import liblo, sys
-
-# send all messages to port 1234 on the local machine
-try:
- target = liblo.Address(12345)
-except liblo.AddressError, err:
- print str(err)
- sys.exit()
-
-# send message "/foo/message1" with int, float and string arguments
-liblo.send(target, "/play", 0)
+++ /dev/null
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import liblo, sys
-
-# send all messages to port 1234 on the local machine
-try:
- target = liblo.Address(13000)
-except liblo.AddressError, err:
- print str(err)
- sys.exit()
-
-# send message "/foo/message1" with int, float and string arguments
-liblo.send(target, "/sink_2/xpos", 200)
+++ /dev/null
-import pygst
-pygst.require("0.10")
-import gst
-
-#pipeline = gst.Pipeline()
-playbin = gst.element_factory_make("playbin2", 'player')
-#sink = gst.element_factory_make("autoaudiosink", None)
-
-playbin.set_property("uri", "/home/momo/music_local/test/sweep.wav")
-#playbin.set_property("uri", "/home/momo/video_local/webm/ocean-clip.webm")
-#playbin.set_property("audio-sink", sink)
-
-#pipeline.add(playbin)
-
-import time
-playbin.set_state(gst.STATE_PLAYING)
-time.sleep(200)
+++ /dev/null
-#!/usr/bin/python
-
-import pygst
-pygst.require("0.10")
-import gst
-import pygtk
-import gtk
-import sys
-
-class Main:
- def __init__(self):
- #this just reads the command line args
- try:
- DELAY = float(sys.argv[1])
- DELAY = long(DELAY * 1000000000)
- print DELAY
- except IndexError:
- DELAY = 0
-
- self.delay_pipeline = gst.Pipeline("mypipeline")
- #ALSA
- self.audiosrc = gst.element_factory_make("alsasrc", "audio")
- self.audiosrc.set_property("device","default")
- self.delay_pipeline.add(self.audiosrc)
- #Queue
- self.audioqueue = gst.element_factory_make("queue","queue1")
- self.audioqueue.set_property("max-size-time",0)
- self.audioqueue.set_property("max-size-buffers",0)
- self.audioqueue.set_property("max-size-bytes",0)
- self.audioqueue.set_property("min-threshold-time",DELAY)
- self.audioqueue.set_property("leaky","no")
- self.delay_pipeline.add(self.audioqueue)
- #Audio Output
- self.sink = gst.element_factory_make("autoaudiosink", "sink")
- self.delay_pipeline.add(self.sink)
- #Link the elements
- self.audiosrc.link(self.audioqueue)
- self.audioqueue.link(self.sink)
- #Begin Playing
- self.delay_pipeline.set_state(gst.STATE_PLAYING)
-
-start=Main()
-gtk.main()
-
+++ /dev/null
-#!/bin/sh
-
-gst-launch -v gstrtpbin name=rtpbin \
- v4l2src \
- ! queue ! videoscale method=1 ! video/x-raw-yuv,width=640,height=360 \
- ! queue ! x264enc byte-stream=true bitrate=1000 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 ! rtph264pay \
- ! rtpbin.send_rtp_sink_0 \
- rtpbin.send_rtp_src_0 ! udpsink port=5000 host=127.0.0.1 \
- rtpbin.send_rtcp_src_0 ! udpsink port=5001 host=127.0.0.1 sync=false async=false \
- udpsrc port=5002 ! rtpbin.recv_rtcp_sink_0 > /dev/null &
-
\ No newline at end of file
+++ /dev/null
-#!/bin/sh
-
-gst-launch -v gstrtpbin name=rtpbin latency=200 \
- udpsrc caps="application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)H264, payload=(int)96" port=5000 \
- ! rtpbin.recv_rtp_sink_0 \
- rtpbin. ! rtph264depay ! tee name=t ! ffdec_h264 ! xvimagesink \
- udpsrc port=5001 ! rtpbin.recv_rtcp_sink_0 \
- rtpbin.send_rtcp_src_0 ! udpsink port=5002 host=127.0.0.1 sync=false async=false \
- t. ! filesink location=/tmp/video.mp4
+++ /dev/null
-#!/usr/bin/env python
-"""Extends basic demo with a gnl composition"""
-
-from demo import Demo, DemoException
-import gtk
-import gst
-import sys
-import os
-
-def create_decodebin():
- try:
- return gst.element_factory_make("decodebin2")
- except:
- return gst.element_factory_make("decodebin")
-
-class SimpleEffectDemo(Demo):
- __name__ = "Basic GStreamer Effect Demo"
- __usage__ = '''python %s file
- display file with a color_balance effect''' % sys.argv[0]
- __def_win_size__ = (320, 500)
- # <excerpt 1>
- def magic(self, pipeline, sink, args):
-
- def onPad(obj, pad, target):
- sinkpad = target.get_compatible_pad(pad, pad.get_caps())
- pad.link(sinkpad)
- return True
-
- assert os.path.exists(sys.argv[-1])
-
- # create the following pipeline
- # filesrc location = sys.argv[1] ! decodebin ! videobalance ! ...
- src = gst.element_factory_make("filesrc")
- src.set_property("location", sys.argv[-1])
- decode = create_decodebin()
-
- self.balance = gst.element_factory_make("videobalance")
-
- pipeline.add(src, decode, self.balance)
- src.link(decode)
- decode.connect("pad-added", onPad, self.balance)
- self.balance.link(sink)
-
- return
- # </excerpt>
-
- # <excerpt 2>
- # overriding from parent
- def customWidgets(self):
- """Create a control for each property in the videobalance
- widget"""
-
- # to be called a property value needs to change
- def onValueChanged(widget, prop):
- # set the corresponding property of the videobalance element
- self.balance.set_property(prop, widget.get_value())
-
- # videobalance has several properties, with the following range
- # and defaults
- properties = [("contrast", 0, 2, 1),
- ("brightness", -1, 1, 0),
- ("hue", -1, 1, 0),
- ("saturation", 0, 2, 1)]
-
- # create a place to hold our controls
- controls = gtk.VBox()
- labels = gtk.VBox()
- # for every propety, create a control and set its attributes
- for prop, lower, upper, default in properties:
- widget = gtk.HScale(); label = gtk.Label(prop)
-
- # set appropriate atributes
- widget.set_update_policy(gtk.UPDATE_CONTINUOUS)
- widget.set_value(default)
- widget.set_draw_value(True)
- widget.set_range(lower, upper)
-
- # connect to our signal handler, specifying the property
- # to adjust
- widget.connect("value-changed", onValueChanged, prop)
-
- # pack widget into box
- controls.pack_start(widget, True, True)
- labels.pack_start(label, True, False)
-
- layout = gtk.HBox()
- layout.pack_start(labels, False, False)
- layout.pack_end(controls, True, True)
- return layout
-
- # </excerpt>
-
-if __name__ == '__main__':
- SimpleEffectDemo().run()
\ No newline at end of file
+++ /dev/null
-import sys, os
-from PyQt4 import QtCore, QtGui, uic
-from PyQt4.phonon import Phonon
-
-class VideoPlayer(QtGui.QWidget):
- def __init__(self, url, parent = None):
-
- self.url = url
-
- QtGui.QWidget.__init__(self, parent)
- self.setSizePolicy(QtGui.QSizePolicy.Expanding,
- QtGui.QSizePolicy.Preferred)
-
-
- self.player = Phonon.VideoPlayer(Phonon.VideoCategory,self)
- self.player.load(Phonon.MediaSource(self.url))
- self.player.mediaObject().setTickInterval(100)
- self.player.mediaObject().tick.connect(self.tock)
-
- self.play_pause = QtGui.QPushButton(self)
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
- self.play_pause.clicked.connect(self.playClicked)
- self.player.mediaObject().stateChanged.connect(self.stateChanged)
-
- self.slider = Phonon.SeekSlider(self.player.mediaObject() , self)
-
- self.status = QtGui.QLabel(self)
- self.status.setAlignment(QtCore.Qt.AlignRight |
- QtCore.Qt.AlignVCenter)
-
- self.download = QtGui.QPushButton("Download", self)
- self.download.clicked.connect(self.fetch)
- topLayout = QtGui.QVBoxLayout(self)
- topLayout.addWidget(self.player)
- layout = QtGui.QHBoxLayout(self)
- layout.addWidget(self.play_pause)
- layout.addWidget(self.slider)
- layout.addWidget(self.status)
- layout.addWidget(self.download)
- topLayout.addLayout(layout)
- self.setLayout(topLayout)
-
- def playClicked(self):
- if self.player.mediaObject().state() == Phonon.PlayingState:
- self.player.pause()
- else:
- self.player.play()
-
- def stateChanged(self, new, old):
- if new == Phonon.PlayingState:
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_pause.svg'))
- else:
- self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
-
- def tock(self, time):
- time = time/1000
- h = time/3600
- m = (time-3600*h) / 60
- s = (time-3600*h-m*60)
- self.status.setText('%02d:%02d:%02d'%(h,m,s))
-
- def fetch(self):
- print 'Should download %s'%self.url
-
-def main():
- app = QtGui.QApplication(sys.argv)
- window=VideoPlayer(sys.argv[1])
- window.show()
- # It's exec_ because exec is a reserved word in Python
- sys.exit(app.exec_())
-
-if __name__ == "__main__":
- main()
+++ /dev/null
-from PyQt4 import QtCore, QtGui
-import pygst
-import sys, os, time, math
-pygst.require("0.10")
-import gst
-import gobject
-
-#This class runs the code it contains in another thread using QThread
-class Player(QtCore.QThread):
- def __init__(self):
- QtCore.QThread.__init__(self)
-
- def run(self):
- #create the pipeline
- player = gst.Pipeline("player")
- #filesrc element
- source = gst.element_factory_make("filesrc", "file-source")
- #volume element to adjust volume of audio
- volume = gst.element_factory_make("volume", "volume")
- #level element to get the rms/peak property
- level = gst.element_factory_make("level", "volume-level")
- #decoder to play mp3 files
- decoder = gst.element_factory_make("mad", "mp3-decoder")
- #convert the audio to play to speakers
- conv = gst.element_factory_make("audioconvert", "converter")
- #autosink if not alsa
- sink = gst.element_factory_make("autoaudiosink", "audio-output")
-
- #add the elements to the pipeline
- player.add(source, volume, level, decoder, conv, sink)
-
- #link the elements in order
- gst.element_link_many(source, decoder, conv, volume, level, sink)
- #set properties of elements
- player.get_by_name("volume").set_property('volume', 1)
- player.get_by_name("volume-level").set_property('peak-ttl' , 0)
- player.get_by_name("volume-level").set_property('peak-falloff', 20)
- #add bus to listen signal from
- bus = gst.Pipeline.get_bus(player)
- gst.Bus.add_signal_watch(bus)
-
- #the source of the player
- filepath = "/home/momo/music_local/test/aboul.wav.mp3"
- #set the property of the element filesrc
- player.get_by_name("file-source").set_property('location', filepath)
- #play the file
- player.set_state(gst.STATE_PLAYING)
- #get the current thread in Qt
- play_thread_id = self.currentThread
-
- #set the minimum decibels
- MIN_DB = -45
- #set the maximum decibels
- MAX_DB = 0
- #if current thread is running
- while play_thread_id == self.currentThread:
- #listen to messages that emit during playing
- messagePoll = bus.poll(gst.MESSAGE_ANY,-1)
- #if the message is level
- if messagePoll.src == level:
- #get the structure of the message
- struc = messagePoll.structure
- #if the structure message is rms
- if struc.has_key('rms'):
- rms = struc["rms"]
- #get the values of rms in a list
- rms0 = abs(float(rms[0]))
- #compute for rms to decibels
- rmsdb = 10 * math.log(rms0 / 32768 )
- #compute for progress bar
- vlrms = (rmsdb-MIN_DB) * 100 / (MAX_DB-MIN_DB)
- #emit the signal to the qt progress bar
- self.emit(QtCore.SIGNAL("setLabel"), abs(vlrms))
- #set timer
- time.sleep(0.05)
-
-#this code produced using pyuic from qt designer
-class Ui_Dialog(object):
- def setupUi(self, Dialog):
- Dialog.setObjectName("Dialog")
- Dialog.resize(QtCore.QSize(QtCore.QRect(0,0,94,300).size()).expandedTo(Dialog.minimumSizeHint()))
-
- self.progressBar = QtGui.QProgressBar(Dialog)
- self.progressBar.setGeometry(QtCore.QRect(10,10,31,281))
- self.progressBar.setProperty("value",QtCore.QVariant(24))
- self.progressBar.setOrientation(QtCore.Qt.Vertical)
- self.progressBar.setObjectName("progressBar")
- self.progressBar.setValue(0)
- self.progressBar.setMinimum(0)
- self.progressBar.setMaximum(100)
-
- self.retranslateUi(Dialog)
- QtCore.QMetaObject.connectSlotsByName(Dialog)
- #sets the value of the progress bar emited
- def setLabel(self,value):
- self.progressBar.setValue(value)
-
- def retranslateUi(self, Dialog):
- Dialog.setWindowTitle(QtGui.QApplication.translate("Dialog", "Dialog", None, QtGui.QApplication.UnicodeUTF8))
-
-if __name__ == "__main__":
- app = QtGui.QApplication(sys.argv)
- window = QtGui.QDialog()
- ui = Ui_Dialog()
- ui.setupUi(window)
- window.show()
- #creates instance of the Player class
- player=Player()
- #connect to signal emitted in Player class
- QtCore.QObject.connect(player, QtCore.SIGNAL("setLabel"), ui.setLabel, QtCore.Qt.QueuedConnection)
- #run the Player class thread
- player.start()
- app.exec_()
+++ /dev/null
-#!/bin/sh
-
-gst-launch -v gstrtpbin name=rtpbin \
- v4l2src ! video/x-raw-yuv,width=640,height=480 \
- ! queue ! x264enc byte-stream=true bitrate=500 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 ! rtph264pay \
- ! rtpbin.send_rtp_sink_0 \
- rtpbin.send_rtp_src_0 ! udpsink port=5000 host=127.0.0.1 \
- rtpbin.send_rtcp_src_0 ! udpsink port=5001 host=127.0.0.1 sync=false async=false \
- udpsrc port=5002 ! rtpbin.recv_rtcp_sink_0
-
\ No newline at end of file
+++ /dev/null
-#!/bin/sh
-
-gst-launch -v gstrtpbin name=rtpbin latency=200 \
- udpsrc caps="application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)H264, payload=(int)96" port=5000 \
- ! rtpbin.recv_rtp_sink_0 \
- rtpbin. ! rtph264depay ! queue ! tee name=t ! ffdec_h264 ! xvimagesink \
- t. ! queue ! filesink location=/tmp/video.mp4 \
- udpsrc port=5001 ! rtpbin.recv_rtcp_sink_0 \
- rtpbin.send_rtcp_src_0 ! udpsink port=5002 host=127.0.0.1 sync=false async=false \
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=360
-#WIDTH=1024
-#HEIGHT=576
-
-
-pipe="v4l2src device=/dev/video0 \
- ! vp8-encoder ! muxout. \
- jackaudiosrc ! vorbis-encoder ! muxout. \
- webmmux streamable=true name=muxout"
-
-flumotion-launch pipeline-producer pipeline=$pipe ! http-streamer port=8800
-
-sleep 2
-
-jack_disconnect system:capture_1 flumotion-launch:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 flumotion-launch:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=320
-HEIGHT=240
-#WIDTH=1024
-#HEIGHT=576
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
- alsasrc device=hw:0 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none \
- > /dev/null
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-#WIDTH=640
-#HEIGHT=360
-#WIDTH=1024
-#HEIGHT=576
-WIDTH=480
-HEIGHT=320
-
-gst-launch dv1394src ! dvdemux ! queue ! dvdec ! queue ! deinterlace \
- ! queue ! videoscale ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=10.0 max-latency=25 max-keyframe-distance=96 \
- ! queue ! muxout. \
- jackaudiosrc connect=1 ! audio/x-raw-float, channels=2 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.6 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none blocksize=65536 sync-method=1
-
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=480
-#WIDTH=1024
-#HEIGHT=576
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=4 quality=5.0 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=432
-HEIGHT=240
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! theoraenc bitrate=400 speed-level=0 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc ! queue ! muxout. \
- oggmux name=muxout ! filesink location=/home/telecaster/archives/test.ogg \
- > /dev/null &
-
-sleep 2
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=360
-#WIDTH=1024
-#HEIGHT=576
-
-gst-launch v4l2src device=/dev/video1 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! videoflip method=rotate-180 \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
- webmmux streamable=true name=muxout ! filesink location=/home/telecaster/trash/test.webm \
- > /dev/null &
-
-sleep 2
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=432
-HEIGHT=240
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! theoraenc quality=10 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
- oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
- > /dev/null &
-
-sleep 2
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=360
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-rgb, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=9.0 \
- ! webmmux streamable=true \
- ! shout2send mount=/telecaster_live_video.webm port=8000 password=source2parisson ip=127.0.0.1
\ No newline at end of file
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=480
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT, framerate={30/1} \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=4 quality=7.0 max-latency=2 max-keyframe-distance=3 auto-alt-ref-frames=true ! queue ! muxout. \
- jackaudiosrc connect=2 client-name=webmenc ! audio/x-raw-float, channels=2 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none blocksize=65536 sync-method=1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=1024
-HEIGHT=576
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! videoflip method=rotate-180 \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! tee name=t ! queue ! tcpserversink host=127.0.0.1 port=9000 \
- t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
- > /dev/null &
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=1280
-HEIGHT=720
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=1 quality=9.0 ! queue ! muxout. \
- alsasrc \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
-
-
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=1280
-HEIGHT=720
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=4 quality=9.0 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
-
-
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=1280
-HEIGHT=720
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=4 quality=9.0 \
- ! queue ! webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=360
-#WIDTH=1024
-#HEIGHT=576
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! videoflip method=rotate-180 \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! tee name=t ! queue ! multifdsink name=sink sync=false recover-policy=3 \
- t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
- > /dev/null &
-
-sleep 2
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=800
-HEIGHT=600
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=4 quality=9.0 \
- ! queue ! webmmux streamable=true name=muxout \
- ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
-
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-WIDTH=640
-HEIGHT=360
-#WIDTH=1024
-#HEIGHT=576
-
-gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
- ! queue ! videoflip method=rotate-180 \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! tee name=t ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none \
- t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
- > /dev/null &
-
-sleep 4
-
-jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
-jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
-
+++ /dev/null
-#!/bin/sh
-
-gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
- ! matroskademux \
- ! vp8dec ! ffmpegcolorspace \
- ! ximagesink
-
-# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
\ No newline at end of file
+++ /dev/null
-#!/bin/sh
-
-gst-launch v4l2src ! video/x-raw-yuv,width=640,height=480 \
- ! queue ! x264enc byte-stream=true bitrate=500 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 \
- ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+++ /dev/null
-#!/bin/sh
-
-gst-launch tcpclientsrc host=127.0.0.1 port=9000 \
- ! ffdec_h264 ! xvimagesink
-
+++ /dev/null
-#!/bin/sh
-
-gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
- ! matroskademux \
- ! queue ! vp8dec \
- ! queue ! ffmpegcolorspace \
- ! queue ! x264enc bitrate=200 bframes=4 ref=4 me=hex subme=4 weightb=true threads=0 ! muxout. \
- mp4mux name=muxout \
- ! queue ! filesink location=/tmp/video.mp4
-
-# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
+++ /dev/null
-#!/bin/sh
-
-gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
- ! matroskademux \
- ! vp8dec ! ffmpegcolorspace \
- ! queue ! x264enc \
- ! queue ! vdpauh264dec ! ffmpegcolorspace ! ximagesink
-
-# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
\ No newline at end of file
+++ /dev/null
-#!/bin/sh
-
-# Start TeleCaster video channel
-
-gst-launch ximagesrc ! video/x-raw-rgb,framerate=30/1 \
- ! queue ! ffmpegcolorspace \
- ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
- jackaudiosrc connect=1 \
- ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
- webmmux streamable=true name=muxout \
- ! queue ! filesink location=/home/momo/tmp/desktop.webm
-
-
--- /dev/null
+
+import gobject
+gobject.threads_init()
+import pygst
+pygst.require("0.10")
+import gst
+from threading import Thread
+import sys
+import liblo
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class AudioPlayer(Thread):
+
+ def __init__(self, uri):
+ Thread.__init__(self)
+ self.uri = uri
+ self.controller = OSCController(12345)
+ self.controller.server.add_method('/play', 'i', self.play_stop_cb)
+ self.controller.start()
+
+ self.mainloop = gobject.MainLoop()
+ self.player = gst.element_factory_make("playbin", "player")
+ self.player.set_property('uri', self.uri)
+
+ def play_stop_cb(self, path, value):
+ value = value[0]
+ if value:
+ print 'play'
+ self.player.set_state(gst.STATE_NULL)
+ self.player.set_state(gst.STATE_PLAYING)
+ else:
+ print 'stop'
+ self.player.set_state(gst.STATE_NULL)
+
+ def run(self):
+ self.mainloop.run()
+
+if __name__ == '__main__':
+ path = sys.argv[-1]
+ player = AudioPlayer(path)
+ player.start()
+
--- /dev/null
+# -*- coding: utf-8 -*-
+
+import sys, os
+from PyQt4 import QtCore, QtGui, uic
+from PyQt4.phonon import Phonon
+
+class AudioPlayer(QtGui.QWidget):
+ def __init__(self, url, parent = None):
+
+ self.url = url
+
+ QtGui.QWidget.__init__(self, parent)
+ self.setSizePolicy(QtGui.QSizePolicy.Expanding,
+ QtGui.QSizePolicy.Preferred)
+
+
+ self.player = Phonon.createPlayer(Phonon.MusicCategory,
+ Phonon.MediaSource(url))
+ self.player.setTickInterval(100)
+ self.player.tick.connect(self.tock)
+
+ self.play_pause = QtGui.QPushButton(self)
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
+ self.play_pause.clicked.connect(self.playClicked)
+ self.player.stateChanged.connect(self.stateChanged)
+
+ self.slider = Phonon.SeekSlider(self.player , self)
+
+ self.status = QtGui.QLabel(self)
+ self.status.setAlignment(QtCore.Qt.AlignRight |
+ QtCore.Qt.AlignVCenter)
+
+ self.download = QtGui.QPushButton("Download", self)
+ self.download.clicked.connect(self.fetch)
+
+ layout = QtGui.QHBoxLayout(self)
+ layout.addWidget(self.play_pause)
+ layout.addWidget(self.slider)
+ layout.addWidget(self.status)
+ layout.addWidget(self.download)
+
+ def playClicked(self):
+ if self.player.state() == Phonon.PlayingState:
+ self.player.pause()
+ else:
+ self.player.play()
+
+ def stateChanged(self, new, old):
+ if new == Phonon.PlayingState:
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_pause.svg'))
+ else:
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
+
+ def tock(self, time):
+ time = time/1000
+ h = time/3600
+ m = (time-3600*h) / 60
+ s = (time-3600*h-m*60)
+ self.status.setText('%02d:%02d:%02d'%(h,m,s))
+
+ def fetch(self):
+ print 'Should download %s'%self.url
+
+def main():
+ app = QtGui.QApplication(sys.argv)
+ window=AudioPlayer(sys.argv[1])
+ window.show()
+ # It's exec_ because exec is a reserved word in Python
+ sys.exit(app.exec_())
+
+if __name__ == "__main__":
+ main()
--- /dev/null
+#!/usr/bin/env python
+
+"""A short Audio-Video example"""
+import gobject
+gobject.threads_init()
+import gst
+import pygtk
+pygtk.require("2.0")
+import gtk
+gtk.gdk.threads_init()
+import sys
+import os
+from demo import Demo
+
+def create_decodebin():
+ try:
+ return gst.element_factory_make("decodebin2")
+ except:
+ return gst.element_factory_make("decodebin")
+
+class DemoException(Exception):
+ """Base exception class for errors which occur during demos"""
+
+ def __init__(self, reason):
+ self.reason = reason
+
+class AVDemo(Demo):
+ """Extends base demo with both audio and video sinks
+ * a window containing a drawing area and basic media controls
+ * a basic gstreamer pipeline using an ximagesink and an autoaudiosink
+ * connects the ximagesink to the window's drawing area
+
+ Derived classes need only override magic(), __name__,
+ and __usage__ to create new demos."""
+
+ __name__ = "AV Demo"
+ __usage__ = "python audio_video.py <filename>"
+ __def_win_size__ = (320, 240)
+
+ # this commment allows us to include only a portion of the file
+ # in the tutorial for this demo
+
+ def magic(self, pipeline, (videosink, audiosink), args):
+ """This is where the magic happens"""
+
+ def onPadAdded(source, pad):
+ # first we see if we can link to the videosink
+ tpad = videoqueue.get_compatible_pad(pad)
+ if tpad:
+ pad.link(tpad)
+ return
+ # if not, we try the audio sink
+ tpad = audioqueue.get_compatible_pad(pad)
+ if tpad:
+ pad.link(tpad)
+ return
+
+ src = gst.element_factory_make("filesrc", "src")
+ src.props.location = args[0]
+ dcd = create_decodebin()
+ audioqueue = gst.element_factory_make("queue")
+ videoqueue = gst.element_factory_make("queue")
+ pipeline.add(src, dcd, audioqueue, videoqueue)
+
+ src.link(dcd)
+ videoqueue.link(videosink)
+ audioqueue.link(audiosink)
+ dcd.connect("pad-added", onPadAdded)
+
+ def createPipeline(self, w):
+ """Given a window, creates a pipeline and connects it to the window"""
+
+ # code will make the ximagesink output in the specified window
+ def set_xid(window):
+ gtk.gdk.threads_enter()
+ videosink.set_xwindow_id(window.window.xid)
+ videosink.expose()
+ gtk.gdk.threads_leave()
+
+ # this code receives the messages from the pipeline. if we
+ # need to set X11 id, then we call set_xid
+ def bus_handler(unused_bus, message):
+ if message.type == gst.MESSAGE_ELEMENT:
+ if message.structure.get_name() == 'prepare-xwindow-id':
+ set_xid(w)
+ return gst.BUS_PASS
+
+ # create our pipeline, and connect our bus_handler
+ self.pipeline = gst.Pipeline()
+ bus = self.pipeline.get_bus()
+ bus.set_sync_handler(bus_handler)
+
+ videosink = gst.element_factory_make("ximagesink", "sink")
+ videosink.set_property("force-aspect-ratio", True)
+ videosink.set_property("handle-expose", True)
+ scale = gst.element_factory_make("videoscale", "scale")
+ cspace = gst.element_factory_make("ffmpegcolorspace", "cspace")
+
+ audiosink = gst.element_factory_make("autoaudiosink")
+ audioconvert = gst.element_factory_make("audioconvert")
+
+ # pipeline looks like: ... ! cspace ! scale ! sink
+ # ... ! audioconvert ! autoaudiosink
+ self.pipeline.add(cspace, scale, videosink, audiosink,
+ audioconvert)
+ scale.link(videosink)
+ cspace.link(scale)
+ audioconvert.link(audiosink)
+ return (self.pipeline, (cspace, audioconvert))
+
+# if this file is being run directly, create the demo and run it
+if __name__ == '__main__':
+ AVDemo().run()
\ No newline at end of file
--- /dev/null
+#!/usr/bin/env python
+
+"""A short Audio-Video example"""
+import gobject
+gobject.threads_init()
+import gst
+import pygtk
+pygtk.require("2.0")
+import gtk
+import sys
+import os
+from audio_video import AVDemo, create_decodebin
+
+class AVCrossfade(AVDemo):
+ """Base class implementing boring, boiler-plate code.
+ Sets up a basic gstreamer environment which includes:
+
+ * a window containing a drawing area and basic media controls
+ * a basic gstreamer pipeline using an ximagesink and an autoaudiosink
+ * connects the ximagesink to the window's drawing area
+
+ Derived classes need only override magic(), __name__,
+ and __usage__ to create new demos."""
+
+ __name__ = "AV Demo"
+ __usage__ = "python audio_video.py <filename>"
+ __def_win_size__ = (320, 240)
+
+ # this commment allows us to include only a portion of the file
+ # in the tutorial for this demo
+
+ def onPad(self, decoder, pad, target):
+ tpad = target.get_compatible_pad(pad)
+ if tpad:
+ pad.link(tpad)
+
+ def addVideoChain(self, pipeline, name, decoder, mixer):
+ alpha = gst.element_factory_make("alpha")
+ alpha.props.alpha = 1.0
+ videoscale = gst.element_factory_make("videoscale")
+ videorate = gst.element_factory_make("videorate")
+ colorspace = gst.element_factory_make("ffmpegcolorspace")
+ queue = gst.element_factory_make("queue")
+
+ pipeline.add(alpha, videoscale, videorate, colorspace, queue)
+ decoder.connect("pad-added", self.onPad, videorate)
+ videorate.link(videoscale)
+ videoscale.link(colorspace)
+ colorspace.link(queue)
+ queue.link(alpha)
+ alpha.link(mixer)
+
+ setattr(self, "alpha%s" % name, alpha)
+
+ def addAudioChain(self, pipeline, name, decoder, adder):
+ volume = gst.element_factory_make("volume")
+ volume.props.volume = 0.5
+ audioconvert = gst.element_factory_make("audioconvert")
+ audiorate = gst.element_factory_make("audioresample")
+ queue = gst.element_factory_make("queue")
+
+ pipeline.add(volume, audioconvert, audiorate, queue)
+ decoder.connect("pad-added", self.onPad, audioconvert)
+ audioconvert.link(audiorate)
+ audiorate.link(queue)
+ queue.link(volume)
+ volume.link(adder)
+
+ setattr(self, "vol%s" % name, volume)
+
+ def addSourceChain(self, pipeline, name, filename, mixer, adder):
+ src = gst.element_factory_make("filesrc")
+ src.props.location = filename
+ dcd = create_decodebin()
+
+ pipeline.add(src, dcd)
+ src.link(dcd)
+ self.addVideoChain(pipeline, name, dcd, mixer)
+ self.addAudioChain(pipeline, name, dcd, adder)
+
+ def magic(self, pipeline, (videosink, audiosink), args):
+ """This is where the magic happens"""
+ mixer = gst.element_factory_make("videomixer")
+ adder = gst.element_factory_make("adder")
+ pipeline.add(mixer, adder)
+
+ mixer.link(videosink)
+ adder.link(audiosink)
+ self.addSourceChain(pipeline, "A", args[0], mixer, adder)
+ self.addSourceChain(pipeline, "B", args[1], mixer, adder)
+ self.alphaB.props.alpha = 0.5
+
+ def onValueChanged(self, adjustment):
+ balance = self.balance.get_value()
+ crossfade = self.crossfade.get_value()
+ self.volA.props.volume = (2 - balance) * (1 - crossfade)
+ self.volB.props.volume = balance * crossfade
+ self.alphaB.props.alpha = crossfade
+
+ def customWidgets(self):
+ self.crossfade = gtk.Adjustment(0.5, 0, 1.0)
+ self.balance = gtk.Adjustment(1.0, 0.0, 2.0)
+ crossfadeslider = gtk.HScale(self.crossfade)
+ balanceslider = gtk.HScale(self.balance)
+ self.crossfade.connect("value-changed", self.onValueChanged)
+ self.balance.connect("value-changed", self.onValueChanged)
+
+ ret = gtk.Table()
+ ret.attach(gtk.Label("Crossfade"), 0, 1, 0, 1)
+ ret.attach(crossfadeslider, 1, 2, 0, 1)
+ ret.attach(gtk.Label("Balance"), 0, 1, 1, 2)
+ ret.attach(balanceslider, 1, 2, 1, 2)
+ return ret
+
+# if this file is being run directly, create the demo and run it
+if __name__ == '__main__':
+ AVCrossfade().run()
\ No newline at end of file
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+
+p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
+ videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
+ videomixer name=mix1 ! mix0.sink_1
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix1.sink_0
+ videomixer name=mix2 ! mix1.sink_1
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_0
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_1
+""")
+
+m1 = p.get_by_name ("mix1")
+s1_0 = m1.get_pad ("sink_0")
+s1_0.set_property ("xpos", 100)
+s1_1 = m1.get_pad ("sink_1")
+s1_1.set_property ("xpos", 250)
+
+m2 = p.get_by_name ("mix2")
+s2_0 = m2.get_pad ("sink_0")
+s2_0.set_property ("xpos", 200)
+s2_1 = m2.get_pad ("sink_1")
+s2_1.set_property ("xpos", 250)
+
+c1_0 = gst.Controller(s1_0, "ypos", "alpha")
+c1_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c1_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c1_0.set("ypos", 0, 0)
+c1_0.set("ypos", 5 * gst.SECOND, 200)
+c1_0.set("alpha", 0, 0)
+c1_0.set("alpha", 5 * gst.SECOND, 1.0)
+
+c1_1 = gst.Controller(s1_1, "ypos", "alpha")
+c1_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c1_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c1_1.set("ypos", 0, 0)
+c1_1.set("ypos", 5 * gst.SECOND, 200)
+c1_1.set("alpha", 0, 0)
+c1_1.set("alpha", 5 * gst.SECOND, 1.0)
+
+c2_0 = gst.Controller(s2_0, "ypos", "alpha")
+c2_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c2_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c2_0.set("ypos", 0, 0)
+c2_0.set("ypos", 5 * gst.SECOND, 200)
+c2_0.set("alpha", 0, 0)
+c2_0.set("alpha", 5 * gst.SECOND, 1.0)
+
+c2_1 = gst.Controller(s2_1, "ypos", "alpha")
+c2_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c2_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c2_1.set("ypos", 0, 0)
+c2_1.set("ypos", 5 * gst.SECOND, 200)
+c2_1.set("alpha", 0, 0)
+c2_1.set("alpha", 5 * gst.SECOND, 1.0)
+
+p.set_state (gst.STATE_PLAYING)
+
+gobject.MainLoop().run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=13000):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+ self.osc.add_method('/'+src['sink']+'/xpos', 'i', self.osc_callback)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+ self.osc.add_method('/'+src['sink']+'/ypos', 'i', self.osc_callback)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+ self.osc.add_method('/'+src['sink']+'/alpha', 'f', self.osc_callback)
+
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc')
+ src2 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=100, ypos=50)
+ src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
+ src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=8338):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def osc_alpha_callback(self, path, value):
+ paths = path.split('/')
+ layer = paths[1]
+ param = paths[2]
+ id = int(param[-1])-1
+ for src in self.srcs:
+ if src['id'] == id:
+ break
+ src['control'].set('alpha', 5 * gst.SECOND, value[0])
+
+ def osc_xy_callback(self, path, value):
+ for src in self.srcs:
+ if src['id'] == 2:
+ break
+ src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
+ src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+
+ self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
+
+ self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
+ src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
+ src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
+ src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='{30/1}', width=160, height=90, xpos=0, ypos=0):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+
+class GSTWebmHttpStreamer(object):
+
+ def __init__(self, protocol='tcp', port=9000):
+ self.protocol = protocol
+ self.port = port
+
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=8338):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! queue ! ffmpegcolorspace ! xvimagesink sync=false']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def osc_alpha_callback(self, path, value):
+ paths = path.split('/')
+ layer = paths[1]
+ param = paths[2]
+ id = int(param[-1])-1
+ for src in self.srcs:
+ if src['id'] == id:
+ break
+ src['control'].set('alpha', 5 * gst.SECOND, value[0])
+
+ def osc_xy_callback(self, path, value):
+ for src in self.srcs:
+ if src['id'] == 2:
+ break
+ src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
+ src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! queue ! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+
+ self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
+
+ self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=800, height=600, pipe='videotestsrc pattern="black"')
+ src2 = GSTSrcVideo(width=800, height=600, pipe='videotestsrc ')
+ src3 = GSTSrcVideo(width=640, height=480, xpos=200, ypos=150, pipe='v4l2src device=/dev/video0')
+ src4 = GSTSrcVideo(width=160, height=90, xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='{30/1}', width=160, height=90, xpos=0, ypos=0, queue_option=''):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ self.queue_option = queue_option
+
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+class GSTWebmHttpEncoder(object):
+
+ def __init__(self, protocol='none', host='127.0.0.1', port=9000):
+ self.protocol = protocol
+ self.port = port
+ self.pipe = '! queue ! vp8enc speed=2 threads=4 quality=10.0 max-latency=25 max-keyframe-distance=30 auto-alt-ref-frames=true ! queue ! muxout. \
+ jackaudiosrc connect=2 ! audio/x-raw-float, channels=2 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink protocol=%s host=%s port=%s blocksize=65536 sync-method=1' \
+ % (self.protocol, self.host, self.port)
+
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=8338, stream_port=9000):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! queue ! ffmpegcolorspace ! xvimagesink sync=false']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.stream_port = stream_port
+ self.osc = OSCController(self.osc_port)
+ self.encoder = GSTWebmHttpEncoder(port=self.stream_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def osc_alpha_callback(self, path, value):
+ paths = path.split('/')
+ layer = paths[1]
+ param = paths[2]
+ id = int(param[-1])-1
+ for src in self.srcs:
+ if src['id'] == id:
+ break
+ src['control'].set('alpha', 5 * gst.SECOND, value[0])
+
+ def osc_xy_callback(self, path, value):
+ for src in self.srcs:
+ if src['id'] == 2:
+ break
+ src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
+ src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ queue = 'queue'
+ if src['src'].queue_option:
+ # queue = 'timeoverlay ! queue'
+ queue += ' ' + src['src'].queue_option
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + queue + ' ! ' + self.name + '.' + src['sink']]))
+
+ pipe += self.encoder.pipe
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+
+ self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
+
+ self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=480, pipe='videotestsrc pattern="black"')
+ src4 = GSTSrcVideo(width=640, height=480, pipe='videotestsrc ')
+ src3 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='v4l2src device=/dev/video0 do-timestamp=true', queue_option='leaky=upstream min-threshold-time=10000000000')
+ src3 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='v4l2src device=/dev/video1 do-timestamp=true', queue_option='leaky=upstream min-threshold-time=10000000000')
+# src2 = GSTSrcVideo(width=640, height=480, xpos=0, ypos=0, pipe='souphttpsrc location=http://192.168.0.15:8080/videofeed do-timestamp=true ! jpegdec ! queue ! ffmpegcolorspace ! videorate')
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+
+class GSTWebmHttpStreamer(object):
+
+ def __init__(self, protocol='tcp', port=9000):
+ self.protocol = protocol
+ self.port = port
+
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=8338):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def osc_alpha_callback(self, path, value):
+ paths = path.split('/')
+ layer = paths[1]
+ param = paths[2]
+ id = int(param[-1])-1
+ for src in self.srcs:
+ if src['id'] == id:
+ break
+ src['control'].set('alpha', 5 * gst.SECOND, value[0])
+
+ def osc_xy_callback(self, path, value):
+ for src in self.srcs:
+ if src['id'] == 2:
+ break
+ src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
+ src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+
+ self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
+
+ self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
+ src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
+ src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
+ src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, framerate='24/1', width=160, height=90, xpos=0, ypos=0):
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! video/x-raw-yuv, framerate=%s, width=%s, height=%s' \
+ % (self.framerate, str(self.width), str(self.height))
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=13000):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
+ self.srcs = []
+ self.i= 0
+
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+ self.osc.add_method('/'+src['sink']+'/xpos', 'i', self.osc_callback)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+ self.osc.add_method('/'+src['sink']+'/ypos', 'i', self.osc_callback)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+ self.osc.add_method('/'+src['sink']+'/alpha', 'f', self.osc_callback)
+
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc')
+ src2 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=100, ypos=50)
+ src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
+ src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+
+p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_3
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_2
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix0.sink_1
+ videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
+""")
+
+m1 = p.get_by_name("mix0")
+
+s1_1 = m1.get_pad("sink_1")
+c1_1 = gst.Controller(s1_1, "xpos", "ypos", "alpha")
+c1_1.set("xpos", 0, 0)
+c1_1.set("ypos", 0, 0)
+c1_1.set("alpha", 0, 1.0)
+
+s1_2 = m1.get_pad("sink_2")
+c1_2 = gst.Controller(s1_2, "xpos", "ypos", "alpha")
+c1_2.set("xpos", 0, 200)
+c1_2.set("ypos", 0, 200)
+c1_2.set("alpha", 0, 1.0)
+
+s1_3 = m1.get_pad("sink_3")
+c1_3 = gst.Controller(s1_3, "xpos", "ypos", "alpha")
+c1_3.set("xpos", 0, 400)
+c1_3.set("ypos", 0, 0)
+c1_3.set("alpha", 0, 1.0)
+
+p.set_state(gst.STATE_PLAYING)
+
+gobject.MainLoop().run()
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+
+p = gst.parse_launch ("""videomixer name=mix0 ! ffmpegcolorspace ! xvimagesink
+ videotestsrc ! video/x-raw-yuv, framerate=24/1, width=640, height=360 ! mix0.sink_0
+ videomixer name=mix1 ! mix0.sink_1
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix1.sink_0
+ videomixer name=mix2 ! mix1.sink_1
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_0
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=24/1, width=200, height=150 ! mix2.sink_1
+""")
+
+m1 = p.get_by_name ("mix1")
+s1_0 = m1.get_pad ("sink_0")
+s1_0.set_property ("xpos", 100)
+s1_1 = m1.get_pad ("sink_1")
+s1_1.set_property ("xpos", 250)
+
+m2 = p.get_by_name ("mix2")
+s2_0 = m2.get_pad ("sink_0")
+s2_0.set_property ("xpos", 200)
+s2_1 = m2.get_pad ("sink_1")
+s2_1.set_property ("xpos", 250)
+
+c1_0 = gst.Controller(s1_0, "ypos", "alpha")
+c1_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c1_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c1_0.set("ypos", 0, 0)
+c1_0.set("ypos", 5 * gst.SECOND, 200)
+c1_0.set("alpha", 0, 0)
+c1_0.set("alpha", 5 * gst.SECOND, 1.0)
+
+c1_1 = gst.Controller(s1_1, "ypos", "alpha")
+c1_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c1_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c1_1.set("ypos", 0, 0)
+c1_1.set("ypos", 5 * gst.SECOND, 200)
+c1_1.set("alpha", 0, 0)
+c1_1.set("alpha", 5 * gst.SECOND, 1.0)
+
+c2_0 = gst.Controller(s2_0, "ypos", "alpha")
+c2_0.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c2_0.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c2_0.set("ypos", 0, 0)
+c2_0.set("ypos", 5 * gst.SECOND, 200)
+c2_0.set("alpha", 0, 0)
+c2_0.set("alpha", 5 * gst.SECOND, 1.0)
+
+c2_1 = gst.Controller(s2_1, "ypos", "alpha")
+c2_1.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+c2_1.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+c2_1.set("ypos", 0, 0)
+c2_1.set("ypos", 5 * gst.SECOND, 200)
+c2_1.set("alpha", 0, 0)
+c2_1.set("alpha", 5 * gst.SECOND, 1.0)
+
+p.set_state (gst.STATE_PLAYING)
+
+gobject.MainLoop().run()
--- /dev/null
+# This file is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with This file. If not, see <http://www.gnu.org/licenses/>.
+
+import sys
+
+import zlib
+
+import gst
+
+def main(path):
+ pipeline = gst.parse_launch('''
+ filesrc location="%s" !
+ decodebin ! audio/x-raw-int !
+ appsink name=sink sync=False''' % path)
+ sink = pipeline.get_by_name('sink')
+
+ pipeline.set_state(gst.STATE_PLAYING)
+ crc = 0
+
+ while True:
+ try:
+ buf = sink.emit('pull-buffer')
+ except SystemError, e:
+ # it's probably a bug that emits triggers a SystemError
+ print 'SystemError', e
+ break
+
+ # should be coming from a CD
+ assert len(buf) % 4 == 0, "buffer is not a multiple of 4 bytes"
+ crc = zlib.crc32(buf, crc)
+
+ crc = crc % 2 ** 32
+ print "CRC: %08X" % crc
+
+
+path = 'test.flac'
+
+try:
+ path = sys.argv[1]
+except IndexError:
+ pass
+
+main(path)
--- /dev/null
+#!/usr/bin/env python
+"""Extends basic demo with a gnl composition"""
+import gobject
+gobject.threads_init()
+from demo import Demo, DemoException
+import gtk
+import gst
+import sys
+import os
+
+def create_decodebin():
+ try:
+ return gst.element_factory_make("decodebin2")
+ except:
+ return gst.element_factory_make("decodebin")
+
+class SimpleCrossfadeDemo(Demo):
+ __name__ = "Demo of crosfade without using gnonlin"
+ __usage__ = '''python %s sourceA sourceB
+ live crossfading between two sources''' % sys.argv[0]
+ __def_size__ = (320, 420)
+
+ def magic(self, pipeline, sink, args):
+
+ def onPad(obj, pad, target):
+ sinkpad = target.get_compatible_pad(pad, pad.get_caps())
+ if sinkpad:
+ pad.link(sinkpad)
+ return True
+
+ assert len(sys.argv) == 3
+ assert os.path.exists(sys.argv[-1])
+ assert os.path.exists(sys.argv[-2])
+
+ # <excerpt 1>
+ src = gst.element_factory_make("filesrc")
+ src.set_property("location", sys.argv[-1])
+
+ srcAdecode = create_decodebin()
+ srcAconvert = gst.element_factory_make("ffmpegcolorspace")
+ srcAalpha = gst.element_factory_make("alpha")
+ srcAalpha.set_property("alpha", 1.0)
+
+ srcB = gst.element_factory_make("filesrc")
+ srcB.set_property("location", sys.argv[-2])
+ srcBdecode = create_decodebin()
+ srcBconvert = gst.element_factory_make("ffmpegcolorspace")
+ srcBalpha = gst.element_factory_make("alpha")
+ srcBalpha.set_property("alpha", 0.5)
+
+ mixer = gst.element_factory_make("videomixer")
+ mixer.set_property("background", "black")
+ # </excerpt>
+
+ # <excerpt 2>
+ pipeline.add(mixer)
+
+ pipeline.add(src, srcAdecode, srcAconvert, srcAalpha)
+ src.link(srcAdecode)
+ srcAdecode.connect("pad-added", onPad, srcAconvert)
+ srcAconvert.link(srcAalpha)
+ srcAalpha.link(mixer)
+
+ pipeline.add(srcB, srcBdecode, srcBconvert, srcBalpha)
+ srcB.link(srcBdecode)
+ srcBdecode.connect("pad-added", onPad, srcBconvert)
+ srcBconvert.link(srcBalpha)
+ srcBalpha.link(mixer)
+
+ mixer.link(sink)
+
+ # remember the alpha elements
+ self.srcBalpha = srcBalpha
+ # </excerpt>
+
+
+ # overriding from parent
+ def customWidgets(self):
+ """Create a control for each property in the videobalance
+ widget"""
+
+ # <excerpt 3>
+ # to be called a property value needs to change
+ def onValueChanged(widget):
+ if self.srcBalpha:
+ self.srcBalpha.set_property("alpha", widget.get_value())
+ # </excerpt>
+
+ lower = 0
+ upper = 1
+ default = 0.5
+
+ # create a place to hold our controls
+ controls = gtk.VBox()
+ labels = gtk.VBox()
+
+ widget = gtk.HScale(); label = gtk.Label("Crossfade")
+
+ # set appropriate atributes
+ widget.set_update_policy(gtk.UPDATE_CONTINUOUS)
+ widget.set_draw_value(True)
+ widget.set_range(lower, upper)
+ widget.set_value(default)
+
+ # connect to our signal handler, specifying the property
+ # to adjust
+ widget.connect("value-changed", onValueChanged)
+
+ # pack widget into box
+ controls.pack_start(widget, True, True)
+ labels.pack_start(label, True, False)
+
+ layout = gtk.HBox()
+ layout.pack_start(labels, False, False)
+ layout.pack_end(controls, True, True)
+ return layout
+
+if __name__ == '__main__':
+ SimpleCrossfadeDemo().run()
\ No newline at end of file
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+
+p = gst.parse_launch ("""videomixer name=mix ! ffmpegcolorspace ! xvimagesink
+ videotestsrc pattern="snow" ! video/x-raw-yuv, framerate=10/1, width=200, height=150 ! mix.sink_0
+ videotestsrc ! video/x-raw-yuv, framerate=10/1, width=640, height=360 ! mix.sink_1
+""")
+
+m = p.get_by_name ("mix")
+s0 = m.get_pad ("sink_0")
+s0.set_property ("xpos", 100)
+
+control = gst.Controller(s0, "ypos", "alpha")
+control.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+control.set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+control.set("ypos", 0, 0); control.set("ypos", 5 * gst.SECOND, 200)
+control.set("alpha", 0, 0); control.set("alpha", 5 * gst.SECOND, 1.0)
+
+p.set_state (gst.STATE_PLAYING)
+
+gobject.MainLoop().run()
\ No newline at end of file
--- /dev/null
+#!/usr/bin/env python
+
+"""Basic Framework for writing GStreamer Demos in Python"""
+#<excerpt 2>
+import gobject
+gobject.threads_init()
+import gst
+#</excerpt>
+import pygtk
+pygtk.require("2.0")
+import gtk
+gtk.gdk.threads_init()
+import sys
+import os
+
+
+class DemoException(Exception):
+ """Base exception class for errors which occur during demos"""
+
+ def __init__(self, reason):
+ self.reason = reason
+
+class Demo:
+ """Base class implementing boring, boiler-plate code.
+ Sets up a basic gstreamer environment which includes:
+
+ * a window containing a drawing area and basic media controls
+ * a basic gstreamer pipeline using an ximagesink
+ * connects the ximagesink to the window's drawing area
+
+ Derived classes need only override magic(), __name__,
+ and __usage__ to create new demos."""
+
+ __name__ = "Basic Demo"
+ __usage__ = "python demo.py -- runs a simple test demo"
+ __def_win_size__ = (320, 240)
+
+ # this commment allows us to include only a portion of the file
+ # in the tutorial for this demo
+ # <excerpt 1> ...
+
+ def magic(self, pipeline, sink, args):
+ """This is where the magic happens"""
+ src = gst.element_factory_make("videotestsrc", "src")
+ pipeline.add(src)
+ src.link(sink)
+
+
+ def createPipeline(self, w):
+ """Given a window, creates a pipeline and connects it to the window"""
+
+ # code will make the ximagesink output in the specified window
+ def set_xid(window):
+ gtk.gdk.threads_enter()
+ sink.set_xwindow_id(window.window.xid)
+ sink.expose()
+ gtk.gdk.threads_leave()
+
+ # this code receives the messages from the pipeline. if we
+ # need to set X11 id, then we call set_xid
+ def bus_handler(unused_bus, message):
+ if message.type == gst.MESSAGE_ELEMENT:
+ if message.structure.get_name() == 'prepare-xwindow-id':
+ set_xid(w)
+ return gst.BUS_PASS
+
+ # create our pipeline, and connect our bus_handler
+ self.pipeline = gst.Pipeline()
+ bus = self.pipeline.get_bus()
+ bus.set_sync_handler(bus_handler)
+
+ sink = gst.element_factory_make("ximagesink", "sink")
+ sink.set_property("force-aspect-ratio", True)
+ sink.set_property("handle-expose", True)
+ scale = gst.element_factory_make("videoscale", "scale")
+ cspace = gst.element_factory_make("ffmpegcolorspace", "cspace")
+
+ # our pipeline looks like this: ... ! cspace ! scale ! sink
+ self.pipeline.add(cspace, scale, sink)
+ scale.link(sink)
+ cspace.link(scale)
+ return (self.pipeline, cspace)
+
+ # ... end of excerpt </excerpt>
+
+ # subclasses can override this method to provide custom controls
+ def customWidgets(self):
+ return gtk.HBox()
+
+ def createWindow(self):
+ """Creates a top-level window, sets various boring attributes,
+ creates a place to put the video sink, adds some and finally
+ connects some basic signal handlers. Really, really boring.
+ """
+
+ # create window, set basic attributes
+ w = gtk.Window()
+ w.set_size_request(*self.__def_win_size__)
+ w.set_title("Gstreamer " + self.__name__)
+ w.connect("destroy", gtk.main_quit)
+
+ # declare buttons and their associated handlers
+ controls = (
+ ("play_button", gtk.ToolButton(gtk.STOCK_MEDIA_PLAY), self.onPlay),
+ ("stop_button", gtk.ToolButton(gtk.STOCK_MEDIA_STOP), self.onStop),
+ ("quit_button", gtk.ToolButton(gtk.STOCK_QUIT), gtk.main_quit)
+ )
+
+ # as well as the container in which to put them
+ box = gtk.HButtonBox()
+
+ # for every widget, connect to its clicked signal and add it
+ # to the enclosing box
+ for name, widget, handler in controls:
+ widget.connect("clicked", handler)
+ box.pack_start(widget, True)
+ setattr(self, name, widget)
+
+ viewer = gtk.DrawingArea()
+ viewer.modify_bg(gtk.STATE_NORMAL, viewer.style.black)
+
+ # we will need this later
+ self.xid = None
+
+ # now finally do the top-level layout for the window
+ layout = gtk.VBox(False)
+ layout.pack_start(viewer)
+
+ # subclasses can override childWidgets() to supply
+ # custom controls
+ layout.pack_start(self.customWidgets(), False, False)
+ layout.pack_end(box, False, False)
+ w.add(layout)
+ w.show_all()
+
+ # we want to return only the portion of the window which will
+ # be used to display the video, not the whole top-level
+ # window. a DrawingArea widget is, in fact, an X11 window.
+ return viewer
+
+ def onPlay(self, unused_button):
+ self.pipeline.set_state(gst.STATE_PLAYING)
+
+ def onStop(self, unused_button):
+ self.pipeline.set_state(gst.STATE_READY)
+
+ def run(self):
+ w = self.createWindow()
+ p, s = self.createPipeline(w)
+ try:
+ self.magic(p, s, sys.argv[1:])
+ gtk.main()
+ except DemoException, e:
+ print e.reason
+ print self.__usage__
+ sys.exit(-1)
+
+# if this file is being run directly, create the demo and run it
+if __name__ == '__main__':
+ Demo().run()
\ No newline at end of file
--- /dev/null
+#!/bin/bash
+
+set -e
+
+case "$1" in
+ start)
+ fifo=/tmp/video_fifo
+ if [ ! -e $fifo ]; then
+ mkfifo $fifo
+ fi
+
+ dir=/mnt/data1/video_tests
+ now=`date -R`
+
+ dvgrab -buffers 1 - | ffmpeg -f dv -i - -f jack -i ffmpeg -vcodec libtheora -s 480x320 -aspect 16:9 -acodec libvorbis -b 300k -f ogg -y $fifo -map 0.0 -map 1.0 &
+
+ sleep 5
+ jack_connect jack_rack:out_1 ffmpeg:input_1
+ jack_connect jack_rack:out_2 ffmpeg:input_2
+ #jack_connect jack_rack:out_1 ffmpeg:input_1
+ #jack_connect jack_rack:out_2 ffmpeg:input_2
+
+ sleep 1
+ cat $fifo | tee "$dir/Pre-Barreau_-_Augustins_-_Video_Live_-_$now.ogg" | oggfwd -d "pb_video_live" -g "Teaching" -n "pb_video_live" localhost 8000 source2parisson /pb_video_live.ogg &
+ ;;
+
+ stop)
+ jack_disconnect jack_rack:out_1 ffmpeg:input_1
+ jack_disconnect jack_rack:out_2 ffmpeg:input_2
+ pkill ffmpeg
+ ;;
+esac
+
+
+
+
+
--- /dev/null
+#!/bin/bash
+
+ set -e
+
+case "$1" in
+ start)
+ fifo=/tmp/video_fifo2
+ if [ ! -e $fifo ]; then
+ mkfifo $fifo
+ fi
+
+ dir=$HOME/archives/2011
+ now=`date -R`
+ file=$dir/video_test2.ogg
+
+ ffmpeg -f video4linux2 -i /dev/video0 -f jack -i ffmpeg -itsoffset 00:00:00.8 -r 20 -f ogg -vcodec libtheora -s 320x240 -b 380k -acodec libvorbis -ab 64k -ar 44100 -ac 1 -y $file -map 0.0 -map 1.0 &
+
+ sleep 3
+ jack_connect jack_rack:out_1 ffmpeg:input_1
+ #jack_connect jack_rack:out_1 ffmpeg:input_2
+
+ sleep 2
+ cat $file | tee $file.ogg | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
+ ;;
+
+ stop)
+ jack_disconnect jack_rack:out_1 ffmpeg:input_1
+# jack_disconnect jack_rack:out_1 ffmpeg:input_2
+ pkill -9 ffmpeg
+ ;;
+esac
+
+
+
+
+
+# http://www.kkoncepts.net/node/69
\ No newline at end of file
--- /dev/null
+#!/bin/bash
+
+gst-launch-0.10 dv1394src ! queue ! dvdemux name=d ! queue ! dvdec \
+ ! queue ! videoscale ! video/x-raw-yuv, width=480, height=368 \
+ ! queue ! ffmpegcolorspace ! theoraenc bitrate=500 ! muxout. \
+ oggmux name=muxout \
+ ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
--- /dev/null
+#!/usr/bin/python
+import gobject; gobject.threads_init()
+import pygst; pygst.require("0.10")
+import gst
+from threading import Thread
+
+
+class OSCController(Thread):
+
+ def __init__(self, port):
+ Thread.__init__(self)
+ import liblo
+ self.port = port
+ try:
+ self.server = liblo.Server(self.port)
+ except liblo.ServerError, err:
+ print str(err)
+
+ def add_method(self, path, type, method):
+ self.server.add_method(path, type, method)
+
+ def run(self):
+ while True:
+ self.server.recv(100)
+
+
+class GSTSrcVideo(object):
+
+ def __init__(self, pipe=None, mime_type='video/x-raw-yuv', framerate='24/1',
+ width=160, height=90, xpos=0, ypos=0):
+ self.mime_type = mime_type
+ self.framerate = framerate
+ self.width = width
+ self.height = height
+ self.xpos = xpos
+ self.ypos = ypos
+ if not pipe:
+ pipe = 'videotestsrc pattern="snow"'
+ self.pipe = pipe + ' ! %s, framerate=%s, width=%s, height=%s' \
+ % (self.mime_type, self.framerate, str(self.width), str(self.height))
+
+
+class GSTSrcAudio(object):
+
+ def __init__(self, pipe=None, mime_type='audio/x-raw-float', channels=2):
+ self.mime_type = mime_type
+ self.channels = channels
+ if not pipe:
+ pipe = 'jackaudiosrc connect=2'
+ self.pipe = pipe + ' ! %s, channels=%s' % (self.mime_type, str(self.channels))
+
+
+class V4lControl(object):
+
+ def __init__(self, device=0):
+ self.program = 'v4l2-ctl'
+ self.device = device
+
+ def execute(self, args):
+ command = ' '.join([self.program, '-d', self.device, '-c', args])
+ os.system(command)
+
+ def power_line_frequency(self, value):
+ arg = 'power_line_frequency=' + value
+ self.execute(arg)
+
+
+class GSTWebmStreamer(object):
+
+ def __init__(self, host='127.0.0.1', port=9000, blocksize=65536):
+ self.host = host
+ self.port = port
+ self.blocksize = blocksize
+ self.muxer = """webmmux streamable=true name=muxer \
+ ! queue ! tcpserversink host=%s port=%s protocol=none blocksize=%s sync-method=1
+ """ % (self.host, str(self.port), str(self.blocksize))
+
+ def video_setup(self, threads=4, quality=10):
+ self.video = """! queue ! ffmpegcolorspace ! queue ! vp8enc speed=2 threads=%s quality=%s \
+ max-latency=25 max-keyframe-distance=96 auto-alt-ref-frames=true \
+ ! queue ! muxer.""" % (str(threads), str(quality))
+
+ def audio_setup(self, quality=0.3):
+ self.audio = "! queue ! audioconvert ! queue ! vorbisenc quality=%s ! queue ! muxer." % str(self.quality)
+
+ @property
+ def pipe(self):
+ return ' '.join([self.video, self.audio, self.muxer])
+
+
+class GSTMixer(object):
+
+ def __init__(self, osc_port=8338):
+ self.name = 'mixer'
+ self.pipe = ['videomixer name=mixer ! ffmpegcolorspace ! xvimagesink']
+ self.srcs = []
+ self.i= 0
+ self.osc_port = osc_port
+ self.osc = OSCController(self.osc_port)
+
+ def osc_callback(self, path, value):
+ paths = path.split('/')
+ sink = paths[1]
+ param = paths[2]
+ for src in self.srcs:
+ if src['sink'] == sink:
+ break
+ src['control'].set(param, 5 * gst.SECOND, value[0])
+
+ def osc_alpha_callback(self, path, value):
+ paths = path.split('/')
+ layer = paths[1]
+ param = paths[2]
+ id = int(param[-1])-1
+ for src in self.srcs:
+ if src['id'] == id:
+ break
+ src['control'].set('alpha', 5 * gst.SECOND, value[0])
+
+ def osc_xy_callback(self, path, value):
+ for src in self.srcs:
+ if src['id'] == 2:
+ break
+ src['control'].set("xpos", 5 * gst.SECOND, int(value[0]*480))
+ src['control'].set("ypos", 5 * gst.SECOND, int(value[1]*270))
+
+ def add_src(self, src):
+ self.srcs.append({'id': self.i, 'src': src, 'sink': 'sink_' + str(self.i)})
+ self.i += 1
+
+ def setup(self):
+ self.srcs.reverse()
+
+ for src in self.srcs:
+ self.pipe.append(' '.join([src['src'].pipe, '! ' + self.name + '.' + src['sink']]))
+
+ print ' '.join(self.pipe)
+ self.process = gst.parse_launch(' '.join(self.pipe))
+ mixer = self.process.get_by_name("mixer")
+
+ for src in self.srcs:
+ src['pad'] = mixer.get_pad(src['sink'])
+ src['control'] = gst.Controller(src['pad'], "xpos", "ypos", "alpha")
+
+ src['control'].set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("xpos", 5 * gst.SECOND, src['src'].xpos)
+
+ src['control'].set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
+ src['control'].set("ypos", 5 * gst.SECOND, src['src'].ypos)
+
+ src['control'].set_interpolation_mode("alpha", gst.INTERPOLATE_LINEAR)
+ src['control'].set("alpha", 5 * gst.SECOND, 1.0)
+
+ self.osc.add_method('/1/fader'+str(src['id']+1), 'f', self.osc_alpha_callback)
+
+ self.osc.add_method('/3/xy', 'ff', self.osc_xy_callback)
+
+ def run(self):
+ self.osc.start()
+ self.process.set_state(gst.STATE_PLAYING)
+ gobject.MainLoop().run()
+
+
+if __name__ == '__main__':
+ src1 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc pattern="black" ')
+ src2 = GSTSrcVideo(width=640, height=360, framerate='24/1', pipe='videotestsrc ')
+ src3 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=200, ypos=150)
+ src4 = GSTSrcVideo(width=160, height=90, framerate='24/1', xpos=300, ypos=250)
+ mixer = GSTMixer()
+ mixer.add_src(src1)
+ mixer.add_src(src2)
+ mixer.add_src(src3)
+ mixer.add_src(src4)
+ mixer.setup()
+ mixer.run()
--- /dev/null
+#!/bin/bash
+
+gst-launch v4l2src device=/dev/video0 ! videoscale ! video/x-raw-yuv, width=160, height=120 ! videomixer name=mix sink_1::xpos=20 sink_1::ypos=20 sink_1::alpha=0.9 ! queue ! ffmpegcolorspace ! theoraenc quality=40 ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! tee name=t ! queue ! filesink location="video_test.ogg" t. ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 v4l2src device=/dev/video1 ! videoscale ! video/x-raw-yuv, width=480, height=270 ! mix.
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=480
+HEIGHT=270
+
+gst-launch v4l2src device=/dev/video0 ! queue ! videoscale ! video/x-raw-yuv, width=160, height=120 \
+ ! queue ! videorate ! video/x-raw-yuv,framerate=25/1 \
+ ! queue ! videomixer name=mix sink_1::xpos=0 sink_1::ypos=0 sink_1::alpha=0.9 \
+ ! queue ! ffmpegcolorspace ! queue ! theoraenc quality=25 ! muxout. \
+ jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 \
+ ! queue ! audioconvert ! vorbisenc ! queue ! muxout. \
+ oggmux name=muxout ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
+ v4l2src device=/dev/video1 ! queue ! videoscale ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! videorate ! video/x-raw-yuv,framerate=25/1 ! mix. \
+ > /dev/null &
+
+sleep 2
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/bash
+
+set -e
+
+case "$1" in
+ start)
+ dir=/home/$USER/trash
+ dat=`date '+%y-%m-%d-%H:%M:%S'`
+ file=$dir/video_test_$dat.ogg
+
+ gst-launch-0.10 v4l2src device=/dev/video0 ! queue ! videorate ! video/x-raw-yuv,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! filesink location=$file sync=true &
+
+# gst-launch v4l2src ! queue ! videorate ! video/x-raw-yuv,fps=30,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 &
+
+#
+ sleep 10
+ cat $file | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
+ ;;
+
+ stop)
+ pkill -9 oggfwd
+ pkill -9 gst-launch-0.10
+ ;;
+esac
--- /dev/null
+#!/bin/bash
+
+set -e
+
+case "$1" in
+ start)
+ dir=/home/$USER/trash
+ dat=`date '+%y-%m-%d-%H:%M:%S'`
+ file=$dir/video_test_$dat.ogg
+
+# gst-launch-0.10 v4l2src device=/dev/video0 ! queue ! videorate ! video/x-raw-yuv,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! filesink location=$file sync=true &
+
+ gst-launch-0.10 v4l2src ! queue ! videorate ! video/x-raw-yuv,fps=30,width=320 ! queue ! theoraenc quality=60 ! queue ! muxout. jackaudiosrc connect=1 ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16 ! queue ! audioconvert ! vorbisenc ! queue ! muxout. oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 &
+
+#
+# sleep 10
+# cat $file | oggfwd -d "TeleCaster Live Video Services" -g "Vocal" -n "TeleCaster Live Video" localhost 8000 source2parisson /telecaster_live_video.ogg &
+ ;;
+
+ stop)
+ pkill -9 oggfwd
+ pkill -9 gst-launch-0.10
+ ;;
+esac
--- /dev/null
+#!/bin/bash
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv,width=640, height=480 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! theoraenc quality=20 ! mux. \
+ alsasrc device=hw:0,0 ! audio/x-raw-int,rate=44100,channels=2,depth=16 \
+ ! queue ! audioconvert ! audio/x-raw-float,rate=44100,channels=2,depth=16 ! queue ! vorbisenc ! mux. \
+ oggmux name=mux ! filesink location=/var/www/test/test.ogg \
+
+# ! queue ! videorate ! video/x-raw-yuv, framerate=25/1 \
+#jackaudiosrc connect=1 ! queue ! audioconvert ! audio/x-raw-int,rate=44100,channels=1,width=16
\ No newline at end of file
--- /dev/null
+#!/bin/bash
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv,width=640, height=480 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! theoraenc quality=25 ! mux. \
+ jackaudiosrc connect=1 ! queue ! audioconvert ! queue ! vorbisenc ! mux. \
+ oggmux name=mux ! filesink location=/var/www/test/test.ogg \
+
+# ! queue ! videorate ! video/x-raw-yuv, framerate=25/1 \
--- /dev/null
+#!/bin/bash
+
+gst-launch v4l2src device=/dev/video0 ! queue ! videoscale ! video/x-raw-yuv, width=160, height=120 \
+ ! queue ! ffmpegcolorspace ! video/x-raw-rgb \
+ ! queue ! videomixer name=mix \
+ sink_1::xpos=40 sink_1::ypos=60 sink_1::alpha=0.9 sink_2::xpos=40 sink_2::ypos=180 sink_2::alpha=0.9 \
+ ! queue ! videoscale ! video/x-raw-rgb, width=480, height=270 \
+ ! queue ! ffmpegcolorspace ! theoraenc quality=10 ! oggmux name=muxout \
+ ! queue ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
+ ximagesrc ! queue ! videorate ! video/x-raw-rgb, framerate=30/1 ! videoscale ! video/x-raw-rgb, width=160, height=120 ! mix. \
+ v4l2src device=/dev/video1 ! queue ! ffmpegcolorspace ! video/x-raw-rgb ! videoscale ! video/x-raw-rgb, width=640, height=360 ! mix. \
\ No newline at end of file
--- /dev/null
+#!/usr/bin/env python
+
+import sys, os
+import pygtk, gtk, gobject
+import pygst
+pygst.require("0.10")
+import gst
+
+class GTK_Main:
+
+ def __init__(self):
+ window = gtk.Window(gtk.WINDOW_TOPLEVEL)
+ window.set_title("Vorbis-Player")
+ window.set_default_size(500, 200)
+ window.connect("destroy", gtk.main_quit, "WM destroy")
+ vbox = gtk.VBox()
+ window.add(vbox)
+ self.entry = gtk.Entry()
+ vbox.pack_start(self.entry, False)
+ self.button = gtk.Button("Start")
+ vbox.add(self.button)
+ self.button.connect("clicked", self.start_stop)
+ window.show_all()
+
+ self.player = gst.Pipeline("player")
+ source = gst.element_factory_make("filesrc", "file-source")
+ demuxer = gst.element_factory_make("oggdemux", "demuxer")
+ demuxer.connect("pad-added", self.demuxer_callback)
+ self.audio_decoder = gst.element_factory_make("vorbisdec", "vorbis-decoder")
+ audioconv = gst.element_factory_make("audioconvert", "converter")
+ audiosink = gst.element_factory_make("autoaudiosink", "audio-output")
+
+ self.player.add(source, demuxer, self.audio_decoder, audioconv, audiosink)
+ gst.element_link_many(source, demuxer)
+ gst.element_link_many(self.audio_decoder, audioconv, audiosink)
+
+ bus = self.player.get_bus()
+ bus.add_signal_watch()
+ bus.connect("message", self.on_message)
+
+ def start_stop(self, w):
+ if self.button.get_label() == "Start":
+ filepath = self.entry.get_text()
+ if os.path.isfile(filepath):
+ self.button.set_label("Stop")
+ self.player.get_by_name("file-source").set_property("location", filepath)
+ self.player.set_state(gst.STATE_PLAYING)
+ else:
+ self.player.set_state(gst.STATE_NULL)
+ self.button.set_label("Start")
+
+ def on_message(self, bus, message):
+ t = message.type
+ if t == gst.MESSAGE_EOS:
+ self.player.set_state(gst.STATE_NULL)
+ self.button.set_label("Start")
+ elif t == gst.MESSAGE_ERROR:
+ err, debug = message.parse_error()
+ print "Error: %s" % err, debug
+ self.player.set_state(gst.STATE_NULL)
+ self.button.set_label("Start")
+
+ def demuxer_callback(self, demuxer, pad):
+ adec_pad = self.audio_decoder.get_pad("sink")
+ pad.link(adec_pad)
+
+GTK_Main()
+gtk.gdk.threads_init()
+gtk.main()
\ No newline at end of file
--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import liblo, sys
+
+# send all messages to port 1234 on the local machine
+try:
+ target = liblo.Address(12345)
+except liblo.AddressError, err:
+ print str(err)
+ sys.exit()
+
+# send message "/foo/message1" with int, float and string arguments
+liblo.send(target, "/play", 1)
--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import liblo, sys
+
+port = int(sys.argv[-1])
+
+# send all messages to port 1234 on the local machine
+try:
+ target = liblo.Address(port)
+except liblo.AddressError, err:
+ print str(err)
+ sys.exit()
+
+# send message "/foo/message1" with int, float and string arguments
+liblo.send(target, "/record", 1)
--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import liblo, sys
+
+port = int(sys.argv[-1])
+
+# send all messages to port 1234 on the local machine
+try:
+ target = liblo.Address(port)
+except liblo.AddressError, err:
+ print str(err)
+ sys.exit()
+
+# send message "/foo/message1" with int, float and string arguments
+liblo.send(target, "/record", 0)
--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import liblo, sys
+
+# send all messages to port 1234 on the local machine
+try:
+ target = liblo.Address(12345)
+except liblo.AddressError, err:
+ print str(err)
+ sys.exit()
+
+# send message "/foo/message1" with int, float and string arguments
+liblo.send(target, "/play", 0)
--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import liblo, sys
+
+# send all messages to port 1234 on the local machine
+try:
+ target = liblo.Address(13000)
+except liblo.AddressError, err:
+ print str(err)
+ sys.exit()
+
+# send message "/foo/message1" with int, float and string arguments
+liblo.send(target, "/sink_2/xpos", 200)
--- /dev/null
+import pygst
+pygst.require("0.10")
+import gst
+
+#pipeline = gst.Pipeline()
+playbin = gst.element_factory_make("playbin2", 'player')
+#sink = gst.element_factory_make("autoaudiosink", None)
+
+playbin.set_property("uri", "/home/momo/music_local/test/sweep.wav")
+#playbin.set_property("uri", "/home/momo/video_local/webm/ocean-clip.webm")
+#playbin.set_property("audio-sink", sink)
+
+#pipeline.add(playbin)
+
+import time
+playbin.set_state(gst.STATE_PLAYING)
+time.sleep(200)
--- /dev/null
+#!/usr/bin/python
+
+import pygst
+pygst.require("0.10")
+import gst
+import pygtk
+import gtk
+import sys
+
+class Main:
+ def __init__(self):
+ #this just reads the command line args
+ try:
+ DELAY = float(sys.argv[1])
+ DELAY = long(DELAY * 1000000000)
+ print DELAY
+ except IndexError:
+ DELAY = 0
+
+ self.delay_pipeline = gst.Pipeline("mypipeline")
+ #ALSA
+ self.audiosrc = gst.element_factory_make("alsasrc", "audio")
+ self.audiosrc.set_property("device","default")
+ self.delay_pipeline.add(self.audiosrc)
+ #Queue
+ self.audioqueue = gst.element_factory_make("queue","queue1")
+ self.audioqueue.set_property("max-size-time",0)
+ self.audioqueue.set_property("max-size-buffers",0)
+ self.audioqueue.set_property("max-size-bytes",0)
+ self.audioqueue.set_property("min-threshold-time",DELAY)
+ self.audioqueue.set_property("leaky","no")
+ self.delay_pipeline.add(self.audioqueue)
+ #Audio Output
+ self.sink = gst.element_factory_make("autoaudiosink", "sink")
+ self.delay_pipeline.add(self.sink)
+ #Link the elements
+ self.audiosrc.link(self.audioqueue)
+ self.audioqueue.link(self.sink)
+ #Begin Playing
+ self.delay_pipeline.set_state(gst.STATE_PLAYING)
+
+start=Main()
+gtk.main()
+
--- /dev/null
+#!/bin/sh
+
+gst-launch -v gstrtpbin name=rtpbin \
+ v4l2src ! video/x-raw-yuv,width=640,height=480 \
+ ! queue ! x264enc byte-stream=true bitrate=500 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 ! rtph264pay \
+ ! rtpbin.send_rtp_sink_0 \
+ rtpbin.send_rtp_src_0 ! udpsink port=5000 host=127.0.0.1 \
+ rtpbin.send_rtcp_src_0 ! udpsink port=5001 host=127.0.0.1 sync=false async=false \
+ udpsrc port=5002 ! rtpbin.recv_rtcp_sink_0
+
\ No newline at end of file
--- /dev/null
+#!/bin/sh
+
+gst-launch -v gstrtpbin name=rtpbin \
+ v4l2src \
+ ! queue ! videoscale method=1 ! video/x-raw-yuv,width=640,height=360 \
+ ! queue ! x264enc byte-stream=true bitrate=1000 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 ! rtph264pay \
+ ! rtpbin.send_rtp_sink_0 \
+ rtpbin.send_rtp_src_0 ! udpsink port=5000 host=127.0.0.1 \
+ rtpbin.send_rtcp_src_0 ! udpsink port=5001 host=127.0.0.1 sync=false async=false \
+ udpsrc port=5002 ! rtpbin.recv_rtcp_sink_0 > /dev/null &
+
\ No newline at end of file
--- /dev/null
+#!/bin/sh
+
+gst-launch -v gstrtpbin name=rtpbin latency=200 \
+ udpsrc caps="application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)H264, payload=(int)96" port=5000 \
+ ! rtpbin.recv_rtp_sink_0 \
+ rtpbin. ! rtph264depay ! queue ! tee name=t ! ffdec_h264 ! xvimagesink \
+ t. ! queue ! filesink location=/tmp/video.mp4 \
+ udpsrc port=5001 ! rtpbin.recv_rtcp_sink_0 \
+ rtpbin.send_rtcp_src_0 ! udpsink port=5002 host=127.0.0.1 sync=false async=false \
+
--- /dev/null
+#!/bin/sh
+
+gst-launch -v gstrtpbin name=rtpbin latency=200 \
+ udpsrc caps="application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)H264, payload=(int)96" port=5000 \
+ ! rtpbin.recv_rtp_sink_0 \
+ rtpbin. ! rtph264depay ! tee name=t ! ffdec_h264 ! xvimagesink \
+ udpsrc port=5001 ! rtpbin.recv_rtcp_sink_0 \
+ rtpbin.send_rtcp_src_0 ! udpsink port=5002 host=127.0.0.1 sync=false async=false \
+ t. ! filesink location=/tmp/video.mp4
--- /dev/null
+#!/usr/bin/env python
+"""Extends basic demo with a gnl composition"""
+
+from demo import Demo, DemoException
+import gtk
+import gst
+import sys
+import os
+
+def create_decodebin():
+ try:
+ return gst.element_factory_make("decodebin2")
+ except:
+ return gst.element_factory_make("decodebin")
+
+class SimpleEffectDemo(Demo):
+ __name__ = "Basic GStreamer Effect Demo"
+ __usage__ = '''python %s file
+ display file with a color_balance effect''' % sys.argv[0]
+ __def_win_size__ = (320, 500)
+ # <excerpt 1>
+ def magic(self, pipeline, sink, args):
+
+ def onPad(obj, pad, target):
+ sinkpad = target.get_compatible_pad(pad, pad.get_caps())
+ pad.link(sinkpad)
+ return True
+
+ assert os.path.exists(sys.argv[-1])
+
+ # create the following pipeline
+ # filesrc location = sys.argv[1] ! decodebin ! videobalance ! ...
+ src = gst.element_factory_make("filesrc")
+ src.set_property("location", sys.argv[-1])
+ decode = create_decodebin()
+
+ self.balance = gst.element_factory_make("videobalance")
+
+ pipeline.add(src, decode, self.balance)
+ src.link(decode)
+ decode.connect("pad-added", onPad, self.balance)
+ self.balance.link(sink)
+
+ return
+ # </excerpt>
+
+ # <excerpt 2>
+ # overriding from parent
+ def customWidgets(self):
+ """Create a control for each property in the videobalance
+ widget"""
+
+ # to be called a property value needs to change
+ def onValueChanged(widget, prop):
+ # set the corresponding property of the videobalance element
+ self.balance.set_property(prop, widget.get_value())
+
+ # videobalance has several properties, with the following range
+ # and defaults
+ properties = [("contrast", 0, 2, 1),
+ ("brightness", -1, 1, 0),
+ ("hue", -1, 1, 0),
+ ("saturation", 0, 2, 1)]
+
+ # create a place to hold our controls
+ controls = gtk.VBox()
+ labels = gtk.VBox()
+ # for every propety, create a control and set its attributes
+ for prop, lower, upper, default in properties:
+ widget = gtk.HScale(); label = gtk.Label(prop)
+
+ # set appropriate atributes
+ widget.set_update_policy(gtk.UPDATE_CONTINUOUS)
+ widget.set_value(default)
+ widget.set_draw_value(True)
+ widget.set_range(lower, upper)
+
+ # connect to our signal handler, specifying the property
+ # to adjust
+ widget.connect("value-changed", onValueChanged, prop)
+
+ # pack widget into box
+ controls.pack_start(widget, True, True)
+ labels.pack_start(label, True, False)
+
+ layout = gtk.HBox()
+ layout.pack_start(labels, False, False)
+ layout.pack_end(controls, True, True)
+ return layout
+
+ # </excerpt>
+
+if __name__ == '__main__':
+ SimpleEffectDemo().run()
\ No newline at end of file
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=360
+#WIDTH=1024
+#HEIGHT=576
+
+
+pipe="v4l2src device=/dev/video0 \
+ ! vp8-encoder ! muxout. \
+ jackaudiosrc ! vorbis-encoder ! muxout. \
+ webmmux streamable=true name=muxout"
+
+flumotion-launch pipeline-producer pipeline=$pipe ! http-streamer port=8800
+
+sleep 2
+
+jack_disconnect system:capture_1 flumotion-launch:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 flumotion-launch:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=320
+HEIGHT=240
+#WIDTH=1024
+#HEIGHT=576
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
+ alsasrc device=hw:0 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none \
+ > /dev/null
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+#WIDTH=640
+#HEIGHT=360
+#WIDTH=1024
+#HEIGHT=576
+WIDTH=480
+HEIGHT=320
+
+gst-launch dv1394src ! dvdemux ! queue ! dvdec ! queue ! deinterlace \
+ ! queue ! videoscale ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=10.0 max-latency=25 max-keyframe-distance=96 \
+ ! queue ! muxout. \
+ jackaudiosrc connect=1 ! audio/x-raw-float, channels=2 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.6 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none blocksize=65536 sync-method=1
+
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=480
+#WIDTH=1024
+#HEIGHT=576
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=4 quality=5.0 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=432
+HEIGHT=240
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! theoraenc bitrate=400 speed-level=0 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc ! queue ! muxout. \
+ oggmux name=muxout ! filesink location=/home/telecaster/archives/test.ogg \
+ > /dev/null &
+
+sleep 2
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=360
+#WIDTH=1024
+#HEIGHT=576
+
+gst-launch v4l2src device=/dev/video1 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! videoflip method=rotate-180 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout ! filesink location=/home/telecaster/trash/test.webm \
+ > /dev/null &
+
+sleep 2
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=432
+HEIGHT=240
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! theoraenc quality=10 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
+ oggmux name=muxout ! shout2send mount=/telecaster_live_video.ogg port=8000 password=source2parisson ip=127.0.0.1 \
+ > /dev/null &
+
+sleep 2
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=360
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-rgb, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=9.0 \
+ ! webmmux streamable=true \
+ ! shout2send mount=/telecaster_live_video.webm port=8000 password=source2parisson ip=127.0.0.1
\ No newline at end of file
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=480
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT, framerate={30/1} \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=4 quality=7.0 max-latency=2 max-keyframe-distance=3 auto-alt-ref-frames=true ! queue ! muxout. \
+ jackaudiosrc connect=2 client-name=webmenc ! audio/x-raw-float, channels=2 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none blocksize=65536 sync-method=1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=1024
+HEIGHT=576
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! videoflip method=rotate-180 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! tee name=t ! queue ! tcpserversink host=127.0.0.1 port=9000 \
+ t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
+ > /dev/null &
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=1280
+HEIGHT=720
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=1 quality=9.0 ! queue ! muxout. \
+ alsasrc \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+
+
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=1280
+HEIGHT=720
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=4 quality=9.0 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+
+
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=1280
+HEIGHT=720
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=4 quality=9.0 \
+ ! queue ! webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=360
+#WIDTH=1024
+#HEIGHT=576
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! videoflip method=rotate-180 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=5 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! tee name=t ! queue ! multifdsink name=sink sync=false recover-policy=3 \
+ t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
+ > /dev/null &
+
+sleep 2
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=800
+HEIGHT=600
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=4 quality=9.0 \
+ ! queue ! webmmux streamable=true name=muxout \
+ ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none
+
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+WIDTH=640
+HEIGHT=360
+#WIDTH=1024
+#HEIGHT=576
+
+gst-launch v4l2src device=/dev/video0 ! video/x-raw-yuv, width=$WIDTH, height=$HEIGHT \
+ ! queue ! videoflip method=rotate-180 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! tee name=t ! queue ! tcpserversink host=127.0.0.1 port=9000 protocol=none \
+ t. ! queue ! filesink location=/home/telecaster/trash/test.webm \
+ > /dev/null &
+
+sleep 4
+
+jack_disconnect system:capture_1 gst-launch-0.10:in_jackaudiosrc0_1
+jack_connect jack_rack:out_1 gst-launch-0.10:in_jackaudiosrc0_1
+
--- /dev/null
+#!/bin/sh
+
+gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
+ ! matroskademux \
+ ! vp8dec ! ffmpegcolorspace \
+ ! ximagesink
+
+# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
\ No newline at end of file
--- /dev/null
+import sys, os
+from PyQt4 import QtCore, QtGui, uic
+from PyQt4.phonon import Phonon
+
+class VideoPlayer(QtGui.QWidget):
+ def __init__(self, url, parent = None):
+
+ self.url = url
+
+ QtGui.QWidget.__init__(self, parent)
+ self.setSizePolicy(QtGui.QSizePolicy.Expanding,
+ QtGui.QSizePolicy.Preferred)
+
+
+ self.player = Phonon.VideoPlayer(Phonon.VideoCategory,self)
+ self.player.load(Phonon.MediaSource(self.url))
+ self.player.mediaObject().setTickInterval(100)
+ self.player.mediaObject().tick.connect(self.tock)
+
+ self.play_pause = QtGui.QPushButton(self)
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
+ self.play_pause.clicked.connect(self.playClicked)
+ self.player.mediaObject().stateChanged.connect(self.stateChanged)
+
+ self.slider = Phonon.SeekSlider(self.player.mediaObject() , self)
+
+ self.status = QtGui.QLabel(self)
+ self.status.setAlignment(QtCore.Qt.AlignRight |
+ QtCore.Qt.AlignVCenter)
+
+ self.download = QtGui.QPushButton("Download", self)
+ self.download.clicked.connect(self.fetch)
+ topLayout = QtGui.QVBoxLayout(self)
+ topLayout.addWidget(self.player)
+ layout = QtGui.QHBoxLayout(self)
+ layout.addWidget(self.play_pause)
+ layout.addWidget(self.slider)
+ layout.addWidget(self.status)
+ layout.addWidget(self.download)
+ topLayout.addLayout(layout)
+ self.setLayout(topLayout)
+
+ def playClicked(self):
+ if self.player.mediaObject().state() == Phonon.PlayingState:
+ self.player.pause()
+ else:
+ self.player.play()
+
+ def stateChanged(self, new, old):
+ if new == Phonon.PlayingState:
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_pause.svg'))
+ else:
+ self.play_pause.setIcon(QtGui.QIcon(':/icons/player_play.svg'))
+
+ def tock(self, time):
+ time = time/1000
+ h = time/3600
+ m = (time-3600*h) / 60
+ s = (time-3600*h-m*60)
+ self.status.setText('%02d:%02d:%02d'%(h,m,s))
+
+ def fetch(self):
+ print 'Should download %s'%self.url
+
+def main():
+ app = QtGui.QApplication(sys.argv)
+ window=VideoPlayer(sys.argv[1])
+ window.show()
+ # It's exec_ because exec is a reserved word in Python
+ sys.exit(app.exec_())
+
+if __name__ == "__main__":
+ main()
--- /dev/null
+from PyQt4 import QtCore, QtGui
+import pygst
+import sys, os, time, math
+pygst.require("0.10")
+import gst
+import gobject
+
+#This class runs the code it contains in another thread using QThread
+class Player(QtCore.QThread):
+ def __init__(self):
+ QtCore.QThread.__init__(self)
+
+ def run(self):
+ #create the pipeline
+ player = gst.Pipeline("player")
+ #filesrc element
+ source = gst.element_factory_make("filesrc", "file-source")
+ #volume element to adjust volume of audio
+ volume = gst.element_factory_make("volume", "volume")
+ #level element to get the rms/peak property
+ level = gst.element_factory_make("level", "volume-level")
+ #decoder to play mp3 files
+ decoder = gst.element_factory_make("mad", "mp3-decoder")
+ #convert the audio to play to speakers
+ conv = gst.element_factory_make("audioconvert", "converter")
+ #autosink if not alsa
+ sink = gst.element_factory_make("autoaudiosink", "audio-output")
+
+ #add the elements to the pipeline
+ player.add(source, volume, level, decoder, conv, sink)
+
+ #link the elements in order
+ gst.element_link_many(source, decoder, conv, volume, level, sink)
+ #set properties of elements
+ player.get_by_name("volume").set_property('volume', 1)
+ player.get_by_name("volume-level").set_property('peak-ttl' , 0)
+ player.get_by_name("volume-level").set_property('peak-falloff', 20)
+ #add bus to listen signal from
+ bus = gst.Pipeline.get_bus(player)
+ gst.Bus.add_signal_watch(bus)
+
+ #the source of the player
+ filepath = "/home/momo/music_local/test/aboul.wav.mp3"
+ #set the property of the element filesrc
+ player.get_by_name("file-source").set_property('location', filepath)
+ #play the file
+ player.set_state(gst.STATE_PLAYING)
+ #get the current thread in Qt
+ play_thread_id = self.currentThread
+
+ #set the minimum decibels
+ MIN_DB = -45
+ #set the maximum decibels
+ MAX_DB = 0
+ #if current thread is running
+ while play_thread_id == self.currentThread:
+ #listen to messages that emit during playing
+ messagePoll = bus.poll(gst.MESSAGE_ANY,-1)
+ #if the message is level
+ if messagePoll.src == level:
+ #get the structure of the message
+ struc = messagePoll.structure
+ #if the structure message is rms
+ if struc.has_key('rms'):
+ rms = struc["rms"]
+ #get the values of rms in a list
+ rms0 = abs(float(rms[0]))
+ #compute for rms to decibels
+ rmsdb = 10 * math.log(rms0 / 32768 )
+ #compute for progress bar
+ vlrms = (rmsdb-MIN_DB) * 100 / (MAX_DB-MIN_DB)
+ #emit the signal to the qt progress bar
+ self.emit(QtCore.SIGNAL("setLabel"), abs(vlrms))
+ #set timer
+ time.sleep(0.05)
+
+#this code produced using pyuic from qt designer
+class Ui_Dialog(object):
+ def setupUi(self, Dialog):
+ Dialog.setObjectName("Dialog")
+ Dialog.resize(QtCore.QSize(QtCore.QRect(0,0,94,300).size()).expandedTo(Dialog.minimumSizeHint()))
+
+ self.progressBar = QtGui.QProgressBar(Dialog)
+ self.progressBar.setGeometry(QtCore.QRect(10,10,31,281))
+ self.progressBar.setProperty("value",QtCore.QVariant(24))
+ self.progressBar.setOrientation(QtCore.Qt.Vertical)
+ self.progressBar.setObjectName("progressBar")
+ self.progressBar.setValue(0)
+ self.progressBar.setMinimum(0)
+ self.progressBar.setMaximum(100)
+
+ self.retranslateUi(Dialog)
+ QtCore.QMetaObject.connectSlotsByName(Dialog)
+ #sets the value of the progress bar emited
+ def setLabel(self,value):
+ self.progressBar.setValue(value)
+
+ def retranslateUi(self, Dialog):
+ Dialog.setWindowTitle(QtGui.QApplication.translate("Dialog", "Dialog", None, QtGui.QApplication.UnicodeUTF8))
+
+if __name__ == "__main__":
+ app = QtGui.QApplication(sys.argv)
+ window = QtGui.QDialog()
+ ui = Ui_Dialog()
+ ui.setupUi(window)
+ window.show()
+ #creates instance of the Player class
+ player=Player()
+ #connect to signal emitted in Player class
+ QtCore.QObject.connect(player, QtCore.SIGNAL("setLabel"), ui.setLabel, QtCore.Qt.QueuedConnection)
+ #run the Player class thread
+ player.start()
+ app.exec_()
--- /dev/null
+#!/bin/sh
+
+gst-launch v4l2src ! video/x-raw-yuv,width=640,height=480 \
+ ! queue ! x264enc byte-stream=true bitrate=500 bframes=4 ref=4 me=hex subme=4 weightb=true threads=4 \
+ ! tcpserversink host=127.0.0.1 port=9000 protocol=none
--- /dev/null
+#!/bin/sh
+
+gst-launch tcpclientsrc host=127.0.0.1 port=9000 \
+ ! ffdec_h264 ! xvimagesink
+
--- /dev/null
+#!/bin/sh
+
+gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
+ ! matroskademux \
+ ! queue ! vp8dec \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! x264enc bitrate=200 bframes=4 ref=4 me=hex subme=4 weightb=true threads=0 ! muxout. \
+ mp4mux name=muxout \
+ ! queue ! filesink location=/tmp/video.mp4
+
+# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
--- /dev/null
+#!/bin/sh
+
+gst-launch tcpclientsrc host=192.168.0.18 port=9000 \
+ ! matroskademux \
+ ! vp8dec ! ffmpegcolorspace \
+ ! queue ! x264enc \
+ ! queue ! vdpauh264dec ! ffmpegcolorspace ! ximagesink
+
+# tcpclientsrc host=192.168.0.18 port=9000 protocol=none \
\ No newline at end of file
--- /dev/null
+#!/bin/sh
+
+# Start TeleCaster video channel
+
+gst-launch ximagesrc ! video/x-raw-rgb,framerate=30/1 \
+ ! queue ! ffmpegcolorspace \
+ ! queue ! vp8enc speed=2 threads=2 quality=9.0 ! queue ! muxout. \
+ jackaudiosrc connect=1 \
+ ! queue ! audioconvert ! queue ! vorbisenc quality=0.3 ! queue ! muxout. \
+ webmmux streamable=true name=muxout \
+ ! queue ! filesink location=/home/momo/tmp/desktop.webm
+
+
projects / telecaster-server.git / commitdiff