lopar/youtube-dl
1
0
Fork 0
mirror of https://github.com/ytdl-org/youtube-dl.git synced 2024-11-11 03:47:34 +00:00
Code Releases Activity

Added option to allow different audio encoding qualities and to allow specify whether erase or not the video when it's need to extract the audio.

Browse Source
This commit is contained in:
rmanola 2011-06-06 17:46:37 -07:00
parent 4b0d9eed45
commit 18b7f87409
1 changed files with 22 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
youtube-dl Executable file → Normal file
View File

@ -2611,11 +2611,17 @@ class PostProcessor(object):
class FFmpegExtractAudioPP(PostProcessor):
def __init__(self, downloader=None, preferredcodec=None):
def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, keepvideo=None):
PostProcessor.__init__(self, downloader)
if preferredcodec is None:
preferredcodec = 'best'
if preferredquality is None:
preferredquality = '128K'
if keepvideo is None:
keepvideo = False;
self._preferredcodec = preferredcodec
self._preferredquality = preferredquality
self._keepvideo = keepvideo
@staticmethod
def get_audio_codec(path):
@ -2653,6 +2659,8 @@ class FFmpegExtractAudioPP(PostProcessor):
return None
more_opts = []
if (self._preferredquality != '128K') and (self._preferredquality != '160K') and (self._preferredquality != '192K'):
self._preferredquality = '128K'
if self._preferredcodec == 'best' or self._preferredcodec == filecodec:
if filecodec == 'aac' or filecodec == 'mp3':
# Lossless if possible
@ -2664,12 +2672,12 @@ class FFmpegExtractAudioPP(PostProcessor):
# MP3 otherwise.
acodec = 'libmp3lame'
extension = 'mp3'
more_opts = ['-ab', '128k']
more_opts = ['-ab', self._preferredquality]
else:
# We convert the audio (lossy)
acodec = {'mp3': 'libmp3lame', 'aac': 'aac'}[self._preferredcodec]
extension = self._preferredcodec
more_opts = ['-ab', '128k']
more_opts = ['-ab', self._preferredquality]
if self._preferredcodec == 'aac':
more_opts += ['-f', 'adts']
@ -2682,11 +2690,12 @@ class FFmpegExtractAudioPP(PostProcessor):
self._downloader.to_stderr(u'WARNING: error running ffmpeg')
return None
try:
os.remove(path)
except (IOError, OSError):
self._downloader.to_stderr(u'WARNING: Unable to remove downloaded video file')
return None
if not self._keepvideo:
try:
os.remove(path)
except (IOError, OSError):
self._downloader.to_stderr(u'WARNING: Unable to remove downloaded video file')
return None
information['filepath'] = new_path
return information
@ -2820,6 +2829,10 @@ if __name__ == '__main__':
help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
help='"best", "aac" or "mp3"; best by default')
postproc.add_option('--audio-quality', metavar='QUALITY', dest='audioquality', default='128K',
help='128K, 160K or 192K; 128K by default')
postproc.add_option('-k', '--keep-video', action='store_true', dest='keepvideo', default=False,
help='keeps the video file on disk after the post-processing; the video is erased by default')
parser.add_option_group(postproc)
(opts, args) = parser.parse_args()
@ -2970,7 +2983,7 @@ if __name__ == '__main__':
# PostProcessors
if opts.extractaudio:
fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat))
fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat,preferredquality=opts.audioquality,keepvideo=opts.keepvideo))
# Update version
if opts.update_self: