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Merge pull request #601 from paullik/no-post-overwrites
No post-processing overwrites
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commit
dc23886a77
@ -62,13 +62,14 @@ class AudioConversionError(BaseException):
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self.message = message
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class FFmpegExtractAudioPP(PostProcessor):
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def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, keepvideo=False):
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def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, keepvideo=False, nopostoverwrites=False):
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PostProcessor.__init__(self, downloader)
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if preferredcodec is None:
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preferredcodec = 'best'
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self._preferredcodec = preferredcodec
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self._preferredquality = preferredquality
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self._keepvideo = keepvideo
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self._nopostoverwrites = nopostoverwrites
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self._exes = self.detect_executables()
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@staticmethod
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@ -102,7 +103,7 @@ class FFmpegExtractAudioPP(PostProcessor):
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def run_ffmpeg(self, path, out_path, codec, more_opts):
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if not self._exes['ffmpeg'] and not self._exes['avconv']:
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raise AudioConversionError('ffmpeg or avconv not found. Please install one.')
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raise AudioConversionError('ffmpeg or avconv not found. Please install one.')
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if codec is None:
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acodec_opts = []
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else:
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@ -171,9 +172,12 @@ class FFmpegExtractAudioPP(PostProcessor):
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prefix, sep, ext = path.rpartition(u'.') # not os.path.splitext, since the latter does not work on unicode in all setups
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new_path = prefix + sep + extension
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self._downloader.to_screen(u'[' + (self._exes['avconv'] and 'avconv' or 'ffmpeg') + '] Destination: ' + new_path)
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try:
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self.run_ffmpeg(path, new_path, acodec, more_opts)
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if self._nopostoverwrites and os.path.exists(encodeFilename(new_path)):
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self._downloader.to_screen(u'[youtube] Post-process file %s exists, skipping' % new_path)
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else:
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self._downloader.to_screen(u'[' + (self._exes['avconv'] and 'avconv' or 'ffmpeg') + '] Destination: ' + new_path)
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self.run_ffmpeg(path, new_path, acodec, more_opts)
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except:
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etype,e,tb = sys.exc_info()
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if isinstance(e, AudioConversionError):
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@ -343,6 +343,8 @@ def parseOpts():
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help='ffmpeg/avconv audio quality specification, insert a value between 0 (better) and 9 (worse) for VBR or a specific bitrate like 128K (default 5)')
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postproc.add_option('-k', '--keep-video', action='store_true', dest='keepvideo', default=False,
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help='keeps the video file on disk after the post-processing; the video is erased by default')
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postproc.add_option('--no-post-overwrites', action='store_true', dest='nopostoverwrites', default=False,
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help='do not overwrite post-processed files; the post-processed files are overwritten by default')
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parser.add_option_group(general)
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@ -571,7 +573,7 @@ def _real_main():
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# PostProcessors
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if opts.extractaudio:
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fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat, preferredquality=opts.audioquality, keepvideo=opts.keepvideo))
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fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat, preferredquality=opts.audioquality, keepvideo=opts.keepvideo, nopostoverwrites=opts.nopostoverwrites))
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# Update version
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if opts.update_self:
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