def select_audiocodec(inFile, tsn = ''):
# Default, compatible with all TiVo's
codec = 'ac3'
if config.getAudioCodec(tsn) == None:
type, width, height, fps, millisecs, kbps, akbps, acodec, afreq, vpar = video_info(inFile)
if acodec in ('ac3', 'liba52', 'mp2'):
if akbps == None:
cmd_string = '-y -vcodec mpeg2video -r 29.97 -b 1000k -acodec copy -t 00:00:01 -f vob -'
if video_check(inFile, cmd_string):
type, width, height, fps, millisecs, kbps, akbps, acodec, afreq, vpar = video_info(videotest)
if not akbps == None and int(akbps) <= config.getMaxAudioBR(tsn):
# compatible codec and bitrate, do not reencode audio
codec = 'copy'
else:
codec = config.getAudioCodec(tsn)
return '-acodec '+codec
def __est_size(self, full_path, tsn = ''):
# Size is estimated by taking audio and video bit rate adding 2%
if transcode.tivo_compatable(full_path, tsn):
# Is TiVo-compatible mpeg2
return int(os.stat(full_path).st_size)
else:
# Must be re-encoded
if config.getAudioCodec(tsn) == None:
audioBPS = config.getMaxAudioBR(tsn)*1000
else:
audioBPS = config.strtod(config.getAudioBR(tsn))
videoBPS = config.strtod(config.getVideoBR(tsn))
bitrate = audioBPS + videoBPS
return int((self.__duration(full_path) / 1000) *
(bitrate * 1.02 / 8))
def __est_size(self, full_path, tsn=''):
# Size is estimated by taking audio and video bit rate adding 2%
if transcode.tivo_compatable(full_path, tsn):
# Is TiVo-compatible mpeg2
return int(os.stat(full_path).st_size)
else:
# Must be re-encoded
if config.getAudioCodec(tsn) == None:
audioBPS = config.getMaxAudioBR(tsn) * 1000
else:
audioBPS = config.strtod(config.getAudioBR(tsn))
videoBPS = config.strtod(config.getVideoBR(tsn))
bitrate = audioBPS + videoBPS
return int(
(self.__duration(full_path) / 1000) * (bitrate * 1.02 / 8))
