X-Git-Url: https://git.cielonegro.org/gitweb.cgi?a=blobdiff_plain;f=youtube_dl%2Fpostprocessor%2Fffmpeg.py;h=002a35c67796ae04f1cceeff661fec1807622448;hb=2514d2635e0c8ff0fb72d00a093a849001df2bdd;hp=8c5f7c43b75b17466a91a2b54c928ec8ca2298f3;hpb=11f75cac3db14681b306633a496e9aaae2cfc0a7;p=youtube-dl.git diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py index 8c5f7c43b..002a35c67 100644 --- a/youtube_dl/postprocessor/ffmpeg.py +++ b/youtube_dl/postprocessor/ffmpeg.py @@ -6,11 +6,14 @@ import time from .common import AudioConversionError, PostProcessor -from ..utils import ( - check_executable, +from ..compat import ( compat_subprocess_get_DEVNULL, +) +from ..utils import ( encodeArgument, encodeFilename, + get_exe_version, + is_outdated_version, PostProcessingError, prepend_extension, shell_quote, @@ -25,31 +28,58 @@ class FFmpegPostProcessorError(PostProcessingError): class FFmpegPostProcessor(PostProcessor): def __init__(self, downloader=None, deletetempfiles=False): PostProcessor.__init__(self, downloader) - self._exes = self.detect_executables() + self._versions = self.get_versions() self._deletetempfiles = deletetempfiles + def check_version(self): + if not self._executable: + raise FFmpegPostProcessorError(u'ffmpeg or avconv not found. Please install one.') + + REQUIRED_VERSION = '1.0' + if is_outdated_version( + self._versions[self._executable], REQUIRED_VERSION): + warning = u'Your copy of %s is outdated, update %s to version %s or newer if you encounter any errors.' % ( + self._executable, self._executable, REQUIRED_VERSION) + if self._downloader: + self._downloader.report_warning(warning) + @staticmethod - def detect_executables(): + def get_versions(): programs = ['avprobe', 'avconv', 'ffmpeg', 'ffprobe'] - return dict((program, check_executable(program, ['-version'])) for program in programs) + return dict((p, get_exe_version(p, args=['-version'])) for p in programs) + + @property + def _executable(self): + if self._downloader.params.get('prefer_ffmpeg', False): + prefs = ('ffmpeg', 'avconv') + else: + prefs = ('avconv', 'ffmpeg') + for p in prefs: + if self._versions[p]: + return p + return None - def _get_executable(self): + @property + def _probe_executable(self): if self._downloader.params.get('prefer_ffmpeg', False): - return self._exes['ffmpeg'] or self._exes['avconv'] + prefs = ('ffprobe', 'avprobe') else: - return self._exes['avconv'] or self._exes['ffmpeg'] + prefs = ('avprobe', 'ffprobe') + for p in prefs: + if self._versions[p]: + return p + return None def _uses_avconv(self): - return self._get_executable() == self._exes['avconv'] + return self._executable == 'avconv' def run_ffmpeg_multiple_files(self, input_paths, out_path, opts): - if not self._get_executable(): - raise FFmpegPostProcessorError(u'ffmpeg or avconv not found. Please install one.') + self.check_version() files_cmd = [] for path in input_paths: files_cmd.extend(['-i', encodeFilename(path, True)]) - cmd = ([self._get_executable(), '-y'] + files_cmd + cmd = ([self._executable, '-y'] + files_cmd + [encodeArgument(o) for o in opts] + [encodeFilename(self._ffmpeg_filename_argument(out_path), True)]) @@ -85,11 +115,12 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor): self._nopostoverwrites = nopostoverwrites def get_audio_codec(self, path): - if not self._exes['ffprobe'] and not self._exes['avprobe']: + + if not self._probe_executable: raise PostProcessingError(u'ffprobe or avprobe not found. Please install one.') try: cmd = [ - self._exes['avprobe'] or self._exes['ffprobe'], + self._probe_executable, '-show_streams', encodeFilename(self._ffmpeg_filename_argument(path), True)] handle = subprocess.Popen(cmd, stderr=compat_subprocess_get_DEVNULL(), stdout=subprocess.PIPE) @@ -171,7 +202,7 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor): extension = 'wav' more_opts += ['-f', 'wav'] - prefix, sep, ext = path.rpartition(u'.') # not os.path.splitext, since the latter does not work on unicode in all setups + 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 # If we download foo.mp3 and convert it to... foo.mp3, then don't delete foo.mp3, silly. @@ -182,14 +213,14 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor): 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._get_executable() + '] Destination: ' + new_path) + self._downloader.to_screen(u'[' + self._executable + '] Destination: ' + new_path) self.run_ffmpeg(path, new_path, acodec, more_opts) except: - etype,e,tb = sys.exc_info() + etype, e, tb = sys.exc_info() if isinstance(e, AudioConversionError): msg = u'audio conversion failed: ' + e.msg else: - msg = u'error running ' + self._get_executable() + msg = u'error running ' + self._executable raise PostProcessingError(msg) # Try to update the date time for extracted audio file. @@ -200,13 +231,13 @@ class FFmpegExtractAudioPP(FFmpegPostProcessor): self._downloader.report_warning(u'Cannot update utime of audio file') information['filepath'] = new_path - return self._nopostoverwrites,information + return self._nopostoverwrites, information class FFmpegVideoConvertor(FFmpegPostProcessor): - def __init__(self, downloader=None,preferedformat=None): + def __init__(self, downloader=None, preferedformat=None): super(FFmpegVideoConvertor, self).__init__(downloader) - self._preferedformat=preferedformat + self._preferedformat = preferedformat def run(self, information): path = information['filepath'] @@ -214,13 +245,13 @@ class FFmpegVideoConvertor(FFmpegPostProcessor): outpath = prefix + sep + self._preferedformat if information['ext'] == self._preferedformat: self._downloader.to_screen(u'[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat)) - return True,information - self._downloader.to_screen(u'['+'ffmpeg'+'] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) +outpath) + return True, information + self._downloader.to_screen(u'[' + 'ffmpeg' + '] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) + outpath) self.run_ffmpeg(path, outpath, []) information['filepath'] = outpath information['format'] = self._preferedformat information['ext'] = self._preferedformat - return False,information + return False, information class FFmpegEmbedSubtitlePP(FFmpegPostProcessor): @@ -426,7 +457,7 @@ class FFmpegEmbedSubtitlePP(FFmpegPostProcessor): self._downloader.to_screen(u'[ffmpeg] Subtitles can only be embedded in mp4 files') return True, information if not information.get('subtitles'): - self._downloader.to_screen(u'[ffmpeg] There aren\'t any subtitles to embed') + self._downloader.to_screen(u'[ffmpeg] There aren\'t any subtitles to embed') return True, information sub_langs = [key for key in information['subtitles']] @@ -435,7 +466,7 @@ class FFmpegEmbedSubtitlePP(FFmpegPostProcessor): opts = ['-map', '0:0', '-map', '0:1', '-c:v', 'copy', '-c:a', 'copy'] for (i, lang) in enumerate(sub_langs): - opts.extend(['-map', '%d:0' % (i+1), '-c:s:%d' % i, 'mov_text']) + opts.extend(['-map', '%d:0' % (i + 1), '-c:s:%d' % i, 'mov_text']) lang_code = self._conver_lang_code(lang) if lang_code is not None: opts.extend(['-metadata:s:s:%d' % i, 'language=%s' % lang_code]) @@ -487,7 +518,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor): class FFmpegMergerPP(FFmpegPostProcessor): def run(self, info): filename = info['filepath'] - args = ['-c', 'copy'] + args = ['-c', 'copy', '-map', '0:v:0', '-map', '1:a:0', '-shortest'] self._downloader.to_screen(u'[ffmpeg] Merging formats into "%s"' % filename) self.run_ffmpeg_multiple_files(info['__files_to_merge'], filename, args) return True, info