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-rw-r--r--youtube_dl/PostProcessor.py12
-rw-r--r--youtube_dl/__init__.py4
2 files changed, 11 insertions, 5 deletions
diff --git a/youtube_dl/PostProcessor.py b/youtube_dl/PostProcessor.py
index cc7789e3b..a04828518 100644
--- a/youtube_dl/PostProcessor.py
+++ b/youtube_dl/PostProcessor.py
@@ -62,13 +62,14 @@ class AudioConversionError(BaseException):
self.message = message
class FFmpegExtractAudioPP(PostProcessor):
- def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, keepvideo=False):
+ def __init__(self, downloader=None, preferredcodec=None, preferredquality=None, keepvideo=False, nopostoverwrites=False):
PostProcessor.__init__(self, downloader)
if preferredcodec is None:
preferredcodec = 'best'
self._preferredcodec = preferredcodec
self._preferredquality = preferredquality
self._keepvideo = keepvideo
+ self._nopostoverwrites = nopostoverwrites
self._exes = self.detect_executables()
@staticmethod
@@ -102,7 +103,7 @@ class FFmpegExtractAudioPP(PostProcessor):
def run_ffmpeg(self, path, out_path, codec, more_opts):
if not self._exes['ffmpeg'] and not self._exes['avconv']:
- raise AudioConversionError('ffmpeg or avconv not found. Please install one.')
+ raise AudioConversionError('ffmpeg or avconv not found. Please install one.')
if codec is None:
acodec_opts = []
else:
@@ -171,9 +172,12 @@ class FFmpegExtractAudioPP(PostProcessor):
prefix, sep, ext = path.rpartition(u'.') # not os.path.splitext, since the latter does not work on unicode in all setups
new_path = prefix + sep + extension
- self._downloader.to_screen(u'[' + (self._exes['avconv'] and 'avconv' or 'ffmpeg') + '] Destination: ' + new_path)
try:
- self.run_ffmpeg(path, new_path, acodec, more_opts)
+ if self._nopostoverwrites and os.path.exists(encodeFilename(new_path)):
+ self._downloader.to_screen(u'[youtube] Post-process file %s exists, skipping' % new_path)
+ else:
+ self._downloader.to_screen(u'[' + (self._exes['avconv'] and 'avconv' or 'ffmpeg') + '] Destination: ' + new_path)
+ self.run_ffmpeg(path, new_path, acodec, more_opts)
except:
etype,e,tb = sys.exc_info()
if isinstance(e, AudioConversionError):
diff --git a/youtube_dl/__init__.py b/youtube_dl/__init__.py
index c7a0bb959..d044797f0 100644
--- a/youtube_dl/__init__.py
+++ b/youtube_dl/__init__.py
@@ -343,6 +343,8 @@ def parseOpts():
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)')
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')
+ postproc.add_option('--no-post-overwrites', action='store_true', dest='nopostoverwrites', default=False,
+ help='do not overwrite post-processed files; the post-processed files are overwritten by default')
parser.add_option_group(general)
@@ -571,7 +573,7 @@ def _real_main():
# PostProcessors
if opts.extractaudio:
- fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat, preferredquality=opts.audioquality, keepvideo=opts.keepvideo))
+ fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat, preferredquality=opts.audioquality, keepvideo=opts.keepvideo, nopostoverwrites=opts.nopostoverwrites))
# Update version
if opts.update_self: