[FFmpeg-trac] #6100(undetermined:new): 24bit PCM audio

FFmpeg trac at avcodec.org
Tue Jan 24 18:34:53 EET 2017


#6100: 24bit PCM audio
-------------------------------------+-------------------------------------
             Reporter:  linuxloon    |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: 24bit PCM audio is not recognized.
 How to reproduce: trying to process any file from a blackmagic intensity
 pro 4k
 {{{
 % ffmpeg -i input.avi output.avi
 ffmpeg version N-83198-g9ea2998
 built on ... fedora24
 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.

 mencoder is able to process the audio and a workaround is to use mencoder
 to downsample the file to 16bit PCM audio.

 ffprobe of file
 ffprobe version N-83198-g9ea2998 Copyright (c) 2007-2017 the FFmpeg
 developers
   built with gcc 6.3.1 (GCC) 20161221 (Red Hat 6.3.1-1)
   configuration:
   libavutil      55. 44.100 / 55. 44.100
   libavcodec     57. 75.100 / 57. 75.100
   libavformat    57. 63.100 / 57. 63.100
   libavdevice    57.  2.100 / 57.  2.100
   libavfilter     6. 69.100 /  6. 69.100
   libswscale      4.  3.101 /  4.  3.101
   libswresample   2.  4.100 /  2.  4.100
 [AVIOContext @ 0x30e1560] unknown
 subformat:010000000000000000001000800000aa
 {00000001-0000-0000-0000-1000800000aa}
 [avi @ 0x30d8ba0] non-interleaved AVI
 [avi @ 0x30d8ba0] Stream #0: not enough frames to estimate rate; consider
 increasing probesize
 [avi @ 0x30d8ba0] Could not find codec parameters for stream 1 (Audio:
 none, 48000 Hz, 2 channels, 2304 kb/s): unknown codec
 Consider increasing the value for the 'analyzeduration' and 'probesize'
 options
 Input #0, avi, from 'Untitled 02.avi':
   Duration: 00:00:19.95, start: 0.000000, bitrate: 1329380 kb/s
     Stream #0:0: Video: v210 (v210 / 0x30313276), yuv422p10le, 1920x1080,
 1327998 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc
     Stream #0:1: Audio: none, 48000 Hz, 2 channels, 2304 kb/s
 Unsupported codec with id 0 for input stream 1




 ffmpeg -v 9 -loglevel 99 -i Untitled\ 02.avi outfile.avi
 ffmpeg version N-83198-g9ea2998 Copyright (c) 2000-2017 the FFmpeg
 developers
   built with gcc 6.3.1 (GCC) 20161221 (Red Hat 6.3.1-1)
   configuration:
   libavutil      55. 44.100 / 55. 44.100
   libavcodec     57. 75.100 / 57. 75.100
   libavformat    57. 63.100 / 57. 63.100
   libavdevice    57.  2.100 / 57.  2.100
   libavfilter     6. 69.100 /  6. 69.100
   libswscale      4.  3.101 /  4.  3.101
   libswresample   2.  4.100 /  2.  4.100
 Splitting the commandline.
 Reading option '-v' ... matched as option 'v' (set logging level) with
 argument '9'.
 Reading option '-loglevel' ... matched as option 'loglevel' (set logging
 level) with argument '99'.
 Reading option '-i' ... matched as input url with argument 'Untitled
 02.avi'.
 Reading option 'outfile.avi' ... matched as output url.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option v (set logging level) with argument 9.
 Successfully parsed a group of options.
 Parsing a group of options: input url Untitled 02.avi.
 Successfully parsed a group of options.
 Opening an input file: Untitled 02.avi.
 [file @ 0x2d7bce0] Setting default whitelist 'file,crypto'
 Probing avi score:100 size:2048
 [avi @ 0x2d7b3a0] Format avi probed with size=2048 and score=100
 [avi @ 0x2d7bd80] use odml:1
 pos:14 tag: tag=LIST size=0x20fe0
 pos:18 list: tag=hdrl size=0x0
 pos:20 tag: tag=avih size=0x38
 pos:60 tag: tag=LIST size=0x10074
 pos:64 list: tag=strl size=0x0
 pos:6C tag: tag=strh size=0x38
 pos:74 strh: tag=vids size=0xffffffff
 [avi @ 0x2d7b3a0] 30000 1001 5529600
 pos:AC tag: tag=strf size=0x28
 pos:D4 video: tag=v210 size=0x0
 pos:DC tag: tag=indx size=0xfff8
 [avi @ 0x2d7b3a0] longs_per_entry:4 index_type:0 entries_in_use:4
 chunk_id:62643030 base:               0 frame_num:0
 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:181
 chunk_id:62643030 base:               0 frame_num:0
 [avi @ 0x2d7b3a0] pos:139256, len:546000
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 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:181
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 [avi @ 0x2d7b3a0] pos:3082440696, len:546000
 [avi @ 0x2d7b3a0] pos:3087974392, len:546000
 [avi @ 0x2d7b3a0] pos:3093811192, len:546000
 [avi @ 0x2d7b3a0] pos:3099344888, len:546000
 [avi @ 0x2d7b3a0] pos:3104878584, len:546000
 [avi @ 0x2d7b3a0] pos:3110412280, len:546000
 [avi @ 0x2d7b3a0] pos:3115945976, len:546000
 [avi @ 0x2d7b3a0] pos:3121479672, len:546000
 [avi @ 0x2d7b3a0] pos:3127013368, len:546000
 [avi @ 0x2d7b3a0] pos:3132547064, len:546000
 [avi @ 0x2d7b3a0] pos:3138080760, len:546000
 [avi @ 0x2d7b3a0] pos:3143614456, len:546000
 [avi @ 0x2d7b3a0] pos:3149148152, len:546000
 [avi @ 0x2d7b3a0] pos:3154681848, len:546000
 [avi @ 0x2d7b3a0] pos:3160215544, len:546000
 [avi @ 0x2d7b3a0] pos:3165749240, len:546000
 [avi @ 0x2d7b3a0] pos:3171282936, len:546000
 [avi @ 0x2d7b3a0] pos:3176816632, len:546000
 [avi @ 0x2d7b3a0] pos:3182350328, len:546000
 [avi @ 0x2d7b3a0] pos:3187884024, len:546000
 [avi @ 0x2d7b3a0] pos:3193417720, len:546000
 [avi @ 0x2d7b3a0] pos:3198951416, len:546000
 [avi @ 0x2d7b3a0] pos:3204485112, len:546000
 [avi @ 0x2d7b3a0] pos:3210018808, len:546000
 [avi @ 0x2d7b3a0] pos:3215552504, len:546000
 [avi @ 0x2d7b3a0] pos:3221086200, len:546000
 [avi @ 0x2d7b3a0] pos:3226619896, len:546000
 [avi @ 0x2d7b3a0] pos:3232153592, len:546000
 [avi @ 0x2d7b3a0] pos:3237687288, len:546000
 [avi @ 0x2d7b3a0] pos:3243220984, len:546000
 [avi @ 0x2d7b3a0] pos:3248754680, len:546000
 [avi @ 0x2d7b3a0] pos:3254288376, len:546000
 [avi @ 0x2d7b3a0] pos:3259822072, len:546000
 [avi @ 0x2d7b3a0] pos:3265658872, len:546000
 [avi @ 0x2d7b3a0] pos:3271192568, len:546000
 [avi @ 0x2d7b3a0] pos:3276726264, len:546000
 [avi @ 0x2d7b3a0] pos:3282259960, len:546000
 [avi @ 0x2d7b3a0] pos:3287793656, len:546000
 [avi @ 0x2d7b3a0] pos:3293327352, len:546000
 [avi @ 0x2d7b3a0] pos:3298861048, len:546000
 [avi @ 0x2d7b3a0] pos:3304394744, len:546000
 [avi @ 0x2d7b3a0] pos:3309928440, len:546000
 pos:100DC tag: tag=LIST size=0x1007c
 pos:100E0 list: tag=strl size=0x0
 pos:100E8 tag: tag=strh size=0x38
 pos:100F0 strh: tag=auds size=0xffffffff
 [avi @ 0x2d7b3a0] 48000 1 6
 pos:10128 tag: tag=strf size=0x30
 [AVIOContext @ 0x2d84000] unknown
 subformat:010000000000000000001000800000aa
 {00000001-0000-0000-0000-1000800000aa}
 pos:10160 tag: tag=indx size=0xfff8
 [avi @ 0x2d7b3a0] longs_per_entry:4 index_type:0 entries_in_use:4
 chunk_id:62773130 base:               0 frame_num:0
 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:5
 chunk_id:62773130 base:               0 frame_num:0
 [avi @ 0x2d7b3a0] pos:171683832, len:48BAC
 [avi @ 0x2d7b3a0] pos:343531512, len:48BAC
 [avi @ 0x2d7b3a0] pos:515379192, len:48BA6
 [avi @ 0x2d7b3a0] pos:687226872, len:48BAC
 [avi @ 0x2d7b3a0] pos:859074552, len:48BA6
 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:6
 chunk_id:62773130 base:        3B77FFF8 frame_num:248248
 [avi @ 0x2d7b3a0] pos:1025531896, len:48BAC
 [avi @ 0x2d7b3a0] pos:1202913272, len:48BAC
 [avi @ 0x2d7b3a0] pos:1374760952, len:48BA6
 [avi @ 0x2d7b3a0] pos:1546608632, len:48BAC
 [avi @ 0x2d7b3a0] pos:1718456312, len:48BA6
 [avi @ 0x2d7b3a0] pos:1890303992, len:48BAC
 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:6
 chunk_id:62773130 base:        77491FF8 frame_num:546146
 [avi @ 0x2d7b3a0] pos:2062286840, len:48BAC
 [avi @ 0x2d7b3a0] pos:2234134520, len:48BA6
 [avi @ 0x2d7b3a0] pos:2405982200, len:48BAC
 [avi @ 0x2d7b3a0] pos:2577829880, len:48BA6
 [avi @ 0x2d7b3a0] pos:2749677560, len:48BAC
 [avi @ 0x2d7b3a0] pos:2921525240, len:48BAC
 [avi @ 0x2d7b3a0] longs_per_entry:2 index_type:1 entries_in_use:3
 chunk_id:62773130 base:        B31A1FF8 frame_num:844044
 [avi @ 0x2d7b3a0] pos:3093508088, len:48BA6
 [avi @ 0x2d7b3a0] pos:3265355768, len:48BAC
 [avi @ 0x2d7b3a0] pos:3315462136, len:151D4
 pos:20160 tag: tag=JUNK size=0xe94
 pos:20FFC tag: tag=LIST size=0x3bcc5004
 pos:21000 list: tag=movi size=0x0
 movi end=3bce6000
 [avi @ 0x2d7b3a0] non-interleaved AVI
 [avi @ 0x2d7b3a0] Before avformat_find_stream_info() pos: 135168 bytes
 read:589824 seeks:20 nb_streams:2
 [avi @ 0x2d7b3a0] parser not found for codec v210, packets or times may be
 invalid.
 [avi @ 0x2d7b3a0] parser not found for codec none, packets or times may be
 invalid.
 [avi @ 0x2d7b3a0] 0 1001/30000 0
 [avi @ 0x2d7b3a0] 0 1/48000 0
 [avi @ 0x2d7b3a0] dts:0 offset:0 1001/30000 smpl_siz:0 base:1000000 st:0
 size:5529600
 [avi @ 0x2d7b3a0] parser not found for codec v210, packets or times may be
 invalid.
 [avi @ 0x2d7b3a0] Probe buffer size limit of 5000000 bytes reached
 [avi @ 0x2d7b3a0] Stream #0: not enough frames to estimate rate; consider
 increasing probesize
 [avi @ 0x2d7b3a0] stream 0: start_time: 0.000 duration: 19.953
 [avi @ 0x2d7b3a0] stream 1: start_time: 0.000 duration:
 -192153584101141.156
 [avi @ 0x2d7b3a0] format: start_time: 0.000 duration: 19.953
 bitrate=1329380 kb/s
 [avi @ 0x2d7b3a0] Could not find codec parameters for stream 1 (Audio:
 none, 48000 Hz, 2 channels, 2304 kb/s): unknown codec
 Consider increasing the value for the 'analyzeduration' and 'probesize'
 options
 [avi @ 0x2d7b3a0] After avformat_find_stream_info() pos: 5668864 bytes
 read:6123520 seeks:20 frames:1
 Guessed Channel Layout for Input Stream #0.1 : stereo
 Input #0, avi, from 'Untitled 02.avi':
   Duration: 00:00:19.95, start: 0.000000, bitrate: 1329380 kb/s
     Stream #0:0, 1, 1001/30000: Video: v210, 1 reference frame (v210 /
 0x30313276), yuv422p10le, 1920x1080, 0/1, 1327998 kb/s, 29.97 fps, 29.97
 tbr, 29.97 tbn, 29.97 tbc
     Stream #0:1, 0, 1/48000: Audio: none, 48000 Hz, stereo, 2304 kb/s
 Successfully opened the file.
 Parsing a group of options: output url outfile.avi.
 Successfully parsed a group of options.
 Opening an output file: outfile.avi.
 File 'outfile.avi' already exists. Overwrite ? [y/N] y
 [file @ 0x2d92140] Setting default whitelist 'file,crypto'
 Successfully opened the file.
 Initializing cuvid transcoding
     Last message repeated 1 times
 Stream mapping:
   Stream #0:0 -> #0:0 (v210 (native) -> mpeg4 (native))
   Stream #0:1 -> #0:1 (? (?) -> ac3 (native))
 Decoder (codec none) not found for input stream #0:1
 [AVIOContext @ 0x2d9b040] Statistics: 0 seeks, 0 writeouts
 [AVIOContext @ 0x2d84000] Statistics: 6123520 bytes read, 20 seeks

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6100>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


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