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Add fixup for media files produced by HlsNative downloader(fixes #4776)

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This commit is contained in:
remitamine 2016-03-01 21:08:50 +01:00
parent 9fb556eef0
commit f17f86513e
3 changed files with 34 additions and 4 deletions
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17
youtube_dl/YoutubeDL.py
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@ -87,6 +87,7 @@ from .extractor import get_info_extractor, gen_extractors
from .downloader import get_suitable_downloader
from .downloader.rtmp import rtmpdump_version
from .postprocessor import (
FFmpegFixupM3u8PP,
FFmpegFixupM4aPP,
FFmpegFixupStretchedPP,
FFmpegMergerPP,
@ -1670,6 +1671,22 @@ class YoutubeDL(object):
else:
assert fixup_policy in ('ignore', 'never')
if info_dict.get('protocol') == 'm3u8_native' or info_dict.get('protocol') == 'm3u8' and self._downloader.params.get('hls_prefer_native', False):
if fixup_policy == 'warn':
self.report_warning('%s: malformated aac bitstream.' % (
info_dict['id']))
elif fixup_policy == 'detect_or_warn':
fixup_pp = FFmpegFixupM3u8PP(self)
if fixup_pp.available:
info_dict.setdefault('__postprocessors', [])
info_dict['__postprocessors'].append(fixup_pp)
else:
self.report_warning(
'%s: malformated aac bitstream. Install ffmpeg or avconv to fix this automatically.' % (
info_dict['id']))
else:
assert fixup_policy in ('ignore', 'never')
try:
self.post_process(filename, info_dict)
except (PostProcessingError) as err:

2
youtube_dl/postprocessor/__init__.py
View file

@ -6,6 +6,7 @@ from .ffmpeg import (
FFmpegEmbedSubtitlePP,
FFmpegExtractAudioPP,
FFmpegFixupStretchedPP,
FFmpegFixupM3u8PP,
FFmpegFixupM4aPP,
FFmpegMergerPP,
FFmpegMetadataPP,
@ -26,6 +27,7 @@ __all__ = [
'ExecAfterDownloadPP',
'FFmpegEmbedSubtitlePP',
'FFmpegExtractAudioPP',
'FFmpegFixupM3u8PP',
'FFmpegFixupM4aPP',
'FFmpegFixupStretchedPP',
'FFmpegMergerPP',

19
youtube_dl/postprocessor/ffmpeg.py
View file

@ -391,10 +391,6 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
for (name, value) in metadata.items():
options.extend(['-metadata', '%s=%s' % (name, value)])
# https://github.com/rg3/youtube-dl/issues/8350
if info.get('protocol') == 'm3u8_native' or info.get('protocol') == 'm3u8' and self._downloader.params.get('hls_prefer_native', False):
options.extend(['-bsf:a', 'aac_adtstoasc'])
self._downloader.to_screen('[ffmpeg] Adding metadata to \'%s\'' % filename)
self.run_ffmpeg(filename, temp_filename, options)
os.remove(encodeFilename(filename))
@ -467,6 +463,21 @@ class FFmpegFixupM4aPP(FFmpegPostProcessor):
return [], info
class FFmpegFixupM3u8PP(FFmpegPostProcessor):
def run(self, info):
filename = info['filepath']
temp_filename = prepend_extension(filename, 'temp')
options = ['-c', 'copy', '-f', 'mp4', '-bsf:a', 'aac_adtstoasc']
self._downloader.to_screen('[ffmpeg] Fixing malformated aac bitstream in "%s"' % filename)
self.run_ffmpeg(filename, temp_filename, options)
os.remove(encodeFilename(filename))
os.rename(encodeFilename(temp_filename), encodeFilename(filename))
return [], info
class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
def __init__(self, downloader=None, format=None):
super(FFmpegSubtitlesConvertorPP, self).__init__(downloader)