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[youtube|ffmpeg] Automatically correct video with non-square pixels (Fixes #4674)

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Philipp Hagemeister 2015-01-10 05:45:51 +01:00
parent fb4b030aaf
commit 6271f1cad9
7 changed files with 89 additions and 0 deletions
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23
youtube_dl/postprocessor/ffmpeg.py
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@ -50,6 +50,10 @@ class FFmpegPostProcessor(PostProcessor):
programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe']
return dict((p, get_exe_version(p, args=['-version'])) for p in programs)
@property
def available(self):
return self._executable is not None
@property
def _executable(self):
if self._downloader.params.get('prefer_ffmpeg', False):
@ -540,3 +544,22 @@ class FFmpegAudioFixPP(FFmpegPostProcessor):
os.rename(encodeFilename(temp_filename), encodeFilename(filename))
return True, info
class FFmpegFixupStretchedPP(FFmpegPostProcessor):
def run(self, info):
stretched_ratio = info.get('stretched_ratio')
if stretched_ratio is None or stretched_ratio == 1:
return
filename = info['filepath']
temp_filename = prepend_extension(filename, 'temp')
options = ['-c', 'copy', '-aspect', '%f' % stretched_ratio]
self._downloader.to_screen('[ffmpeg] Fixing aspect ratio in "%s"' % filename)
self.run_ffmpeg(filename, temp_filename, options)
os.remove(encodeFilename(filename))
os.rename(encodeFilename(temp_filename), encodeFilename(filename))
return True, info