Opened 5 years ago

Closed 5 years ago

#3830 closed defect (fixed)

pcm in wav detected as dca

Reported by: cehoyos Owned by:
Priority: important Component: avformat
Version: git-master Keywords: wav dca probe regression
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

User Adrien Montfort uploaded a wav file containing pcm audio that is incorrectly detected as dca since 697b476c

$ ffmpeg -i 664461_flac_16_44100_2_cut.wav
ffmpeg version N-65350-g40a820d Copyright (c) 2000-2014 the FFmpeg developers
  built on Aug  6 2014 21:37:45 with gcc 4.7 (SUSE Linux)
  configuration: --enable-gpl
  libavutil      52. 98.100 / 52. 98.100
  libavcodec     55. 72.102 / 55. 72.102
  libavformat    55. 51.101 / 55. 51.101
  libavdevice    55. 13.102 / 55. 13.102
  libavfilter     4. 11.102 /  4. 11.102
  libswscale      2.  6.100 /  2.  6.100
  libswresample   0. 19.100 /  0. 19.100
  libpostproc    52.  3.100 / 52.  3.100
[dca @ 0x2a2e4e0] Not a valid DCA frame
[dca @ 0x2a2e4e0] Invalid LFE value: 0
    Last message repeated 1 times
[dca @ 0x2a2e4e0] LFEScaleIndex larger than 127 is not implemented. Update your FFmpeg version to the newest one from Git. If the problem still occurs, it means that your file has a feature which has not been implemented.
[dca @ 0x2a2e4e0] If you want to help, upload a sample of this file to ftp://upload.ffmpeg.org/incoming/ and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] Invalid bit allocation index
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] LFEScaleIndex larger than 127 is not implemented. Update your FFmpeg version to the newest one from Git. If the problem still occurs, it means that your file has a feature which has not been implemented.
[dca @ 0x2a2e4e0] If you want to help, upload a sample of this file to ftp://upload.ffmpeg.org/incoming/ and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] ERROR: block code look-up failed
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] Invalid bit allocation index
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] LFEScaleIndex larger than 127 is not implemented. Update your FFmpeg version to the newest one from Git. If the problem still occurs, it means that your file has a feature which has not been implemented.
[dca @ 0x2a2e4e0] If you want to help, upload a sample of this file to ftp://upload.ffmpeg.org/incoming/ and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] ERROR: block code look-up failed
[dca @ 0x2a2e4e0] error decoding block
    Last message repeated 1 times
[dca @ 0x2a2e4e0] Invalid bit allocation index
[dca @ 0x2a2e4e0] error decoding block
    Last message repeated 1 times
[dca @ 0x2a2e4e0] ERROR: block code look-up failed
[dca @ 0x2a2e4e0] error decoding block
[dca @ 0x2a2e4e0] Invalid LFE value: 0
[dca @ 0x2a2e4e0] ERROR: block code look-up failed
[dca @ 0x2a2e4e0] error decoding block
    Last message repeated 1 times
[dca @ 0x2a2e4e0] ERROR: block code look-up failed
[dca @ 0x2a2e4e0] error decoding block
[wav @ 0x2a2db20] decoding for stream 0 failed
[wav @ 0x2a2db20] Estimating duration from bitrate, this may be inaccurate
[wav @ 0x2a2db20] Could not find codec parameters for stream 0 (Audio: dts ([1][0][0][0] / 0x0001), 192000 Hz, 2 channels, fltp, 0 kb/s): no decodable DTS frames
Consider increasing the value for the 'analyzeduration' and 'probesize' options
664461_flac_16_44100_2_cut.wav: could not find codec parameters
Guessed Channel Layout for  Input Stream #0.0 : stereo
Input #0, wav, from '664461_flac_16_44100_2_cut.wav':
  Duration: 1896:17:46.67, bitrate: 0 kb/s
    Stream #0:0: Audio: dts ([1][0][0][0] / 0x0001), 192000 Hz, 2 channels, fltp, 0 kb/s
At least one output file must be specified

Attachments (1)

664461_flac_16_44100_2_cut.wav (2.4 MB) - added by cehoyos 5 years ago.

Change History (2)

Changed 5 years ago by cehoyos

comment:1 Changed 5 years ago by michael

  • Resolution set to fixed
  • Status changed from new to closed
Note: See TracTickets for help on using tickets.