add flac2mp3 single file

git-svn-id: http://svn.parisson.org/svn/telemaster/trunk@16 353fd7da-fb10-4236-9bec-1a49139083f2

diff --git a/flac2mp3mix_win_single.py b/flac2mp3mix_win_single.py
new file mode 100644 (file)
index 0000000..5cf9584
--- /dev/null
+++ b/flac2mp3mix_win_single.py
@@ -0,0 +1,139 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# Copyright Guillaume Pellerin (2006-2009)
+
+# <yomguy@parisson.com>
+
+# This software is a computer program whose purpose is to convert flac files
+# into mixed MP3 file, managing metadata.
+
+# This software is governed by the CeCILL  license under French law and
+# abiding by the rules of distribution of free software.  You can  use,
+# modify and/ or redistribute the software under the terms of the CeCILL
+# license as circulated by CEA, CNRS and INRIA at the following URL
+# "http://www.cecill.info".
+
+# As a counterpart to the access to the source code and  rights to copy,
+# modify and redistribute granted by the license, users are provided only
+# with a limited warranty  and the software's author,  the holder of the
+# economic rights,  and the successive licensors  have only  limited
+# liability.
+
+# In this respect, the user's attention is drawn to the risks associated
+# with loading,  using,  modifying and/or developing or reproducing the
+# software by the user in light of its specific status of free software,
+# that may mean  that it is complicated to manipulate,  and  that  also
+# therefore means  that it is reserved for developers  and  experienced
+# professionals having in-depth computer knowledge. Users are therefore
+# encouraged to load and test the software's suitability as regards their
+# requirements in conditions enabling the security of their systems and/or
+# data to be ensured and,  more generally, to use and operate it in the
+# same conditions as regards security.
+
+# The fact that you are presently reading this means that you have had
+# knowledge of the CeCILL license and that you accept its terms.
+
+# Author: Guillaume Pellerin <yomguy@parisson.com>
+
+import os
+import sys
+import mutagen
+import subprocess
+import Queue
+from tools import *
+
+
+class SubProcessPipe:
+    
+    def __init__(self, command, stdin=None):
+        """Read media and stream data through a generator.
+        Taken from Telemeta (see http://telemeta.org)"""
+
+        self.buffer_size = 32768
+        if not stdin:
+            stdin =  subprocess.PIPE
+
+        self.proc = subprocess.Popen(command,
+                    shell = True,
+                    bufsize = self.buffer_size,
+                    stdin = stdin,
+                    stdout = subprocess.PIPE,
+                    close_fds = False,)
+
+        self.stdin = self.proc.stdin
+        self.stdout = self.proc.stdout
+
+class Flac2Mp3Mix:
+
+    def __init__(self, argv):
+        self.root_dir = argv[1]
+        self.dest_dir = argv[2]
+        self.sox = os.sep.join(['D:','sox-14.2.0','sox.exe'])
+        self.lame = os.sep.join(['D:','lame3.98.2','lame.exe'])
+
+    def flac_player(self, media_list, stdin):
+        files = ''
+        for media in media_list:
+            files += '"' + media + '" '
+        command = self.sox + ' -t flac %s -q -b 16 -r 44100 -t wav - ' % files
+        return SubProcessPipe(command, stdin)
+
+    def mp3_encode(self, stdin, file):
+        command = self.lame + ' -b 256 -h --tt "xxx" - "' + file + '"'
+        return SubProcessPipe(command, stdin)
+        
+    def get_media_lists(self):
+        full_media_list = []
+        for root, dirs, files in os.walk(self.root_dir):
+            media_list = []
+            if root:
+                for file in files:
+                    ext = file.split('.')[-1]
+                    if ext == 'oga' or ext == 'flac':
+                        media_list.append(root+os.sep+file)
+                full_media_list.append(media_list)
+        return full_media_list
+
+    def main(self):
+        media_lists = self.get_media_lists()
+        print media_lists
+        for media_list in media_lists:
+            if media_list:
+                media_list.sort()
+                #root_dir = os.sep.join(media_list[0].split(os.sep)[:-1])
+                media_0 = media_list[0]
+                print 'Mixing : '
+                
+                for media in media_list:
+                    print media
+                    flac = Flac(media)
+                    metadata = flac.get_tags()
+                    album_name = metadata['album']
+                    base_name = '.'.join(media.split('.')[:-1])
+                    print base_name
+                    mp3_file = base_name + '.mp3'
+                    if not os.path.exists(mp3_file):
+                        f = self.flac_player([media], None)
+                        m = self.mp3_encode(f.stdout, mp3_file)
+                        print 'Encoding ' + mp3_file
+                        m.proc.wait()
+                        print 'Writing metadata...'
+                        mp3 = Mp3(mp3_file)
+                        mp3.metadata = metadata
+                        mp3.metadata['title'] = album_name
+                        mp3.metadata['comment'] = 'Cellar_playlist'
+                        mp3.write_tags()
+                        print 'Done !'
+                    else:
+                        print 'File already exits !'
+                        print mp3_file
+
+
+if __name__ == '__main__':
+    if len(sys.argv) <= 2:
+        print "Usage : flac2mp3mix.py  FLAC_DIR  MIX_DIR"
+    else:
+        f = Flac2Mp3Mix(sys.argv)
+        f.main()
+