[FFmpeg-trac] #5297(undetermined:new): mpeg-4 als: "predictor order too large"
FFmpeg
trac at avcodec.org
Sun Mar 6 19:47:37 CET 2016
#5297: mpeg-4 als: "predictor order too large"
-------------------------------------+-------------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: unspecified | undetermined
Keywords: | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Description changed by ami_stuff:
Old description:
> http://www.datafilehost.com/d/e51ea572
>
> {{{
> C:\>mp4alsRM23.exe -o1023 -MP4 test.wav
> }}}
>
> {{{
> C:\>ffmpeg -i test.mp4 out.wav
> ffmpeg version N-78758-g5156578 Copyright (c) 2000-2016 the FFmpeg
> developers
> built with gcc 5.3.0 (GCC)
> configuration: --enable-gpl --enable-version3 --disable-w32threads
> --enable-av
> isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
> --enab
> le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
> libcaca --
> enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm
> --enable-l
> ibilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
> --enab
> le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
> librtmp --en
> able-libschroedinger --enable-libsoxr --enable-libspeex --enable-
> libtheora --ena
> ble-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-
> libvorbis --
> enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
> --enable-lib
> x265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma
> --enable-d
> ecklink --enable-zlib
> libavutil 55. 19.100 / 55. 19.100
> libavcodec 57. 27.100 / 57. 27.100
> libavformat 57. 26.100 / 57. 26.100
> libavdevice 57. 0.101 / 57. 0.101
> libavfilter 6. 37.100 / 6. 37.100
> libswscale 4. 0.100 / 4. 0.100
> libswresample 2. 0.101 / 2. 0.101
> libpostproc 54. 0.100 / 54. 0.100
> Guessed Channel Layout for Input Stream #0.0 : stereo
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4':
> Metadata:
> major_brand : mp42
> minor_version : 0
> compatible_brands: mp42isom
> creation_time : 2016-03-06 18:17:21
> Duration: 00:00:30.01, start: 0.000000, bitrate: 916 kb/s
> Stream #0:0(und): Audio: mp4als (mp4a / 0x6134706D), 44100 Hz, 2
> channels, s
> 16, 916 kb/s (default)
> Metadata:
> creation_time : 2016-03-06 18:17:21
> Output #0, wav, to 'out.wav':
> Metadata:
> major_brand : mp42
> minor_version : 0
> compatible_brands: mp42isom
> ISFT : Lavf57.26.100
> Stream #0:0(und): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
> stereo
> , s16, 1411 kb/s (default)
> Metadata:
> creation_time : 2016-03-06 18:17:21
> encoder : Lavc57.27.100 pcm_s16le
> Stream mapping:
> Stream #0:0 -> #0:0 (mp4als (als) -> pcm_s16le (native))
> Press [q] to stop, [?] for help
> [output stream 0:0 @ 038f2740] 100 buffers queued in output stream 0:0,
> somethin
> g may be wrong.
> [als @ 038f7020] Predictor order too large.
> [als @ 038f7020] Reading frame data failed. Skipping RA unit.
> size= 5171kB time=00:00:30.01 bitrate=1411.2kbits/s speed=9.02x
> video:0kB audio:5170kB subtitle:0kB other streams:0kB global headers:0kB
> muxing
> overhead: 0.001473%
> }}}
New description:
http://www.datafilehost.com/d/e51ea572
{{{
C:\>mp4alsRM23.exe -o1023 -MP4 pred.wav
}}}
{{{
C:\>ffmpeg -i pred.mp4 out.wav
ffmpeg version N-78758-g5156578 Copyright (c) 2000-2016 the FFmpeg
developers
built with gcc 5.3.0 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-av
isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
--enab
le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
libcaca --
enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm
--enable-l
ibilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
--enab
le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
librtmp --en
able-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora
--ena
ble-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-
libvorbis --
enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
--enable-lib
x265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma
--enable-d
ecklink --enable-zlib
libavutil 55. 19.100 / 55. 19.100
libavcodec 57. 27.100 / 57. 27.100
libavformat 57. 26.100 / 57. 26.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 37.100 / 6. 37.100
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
libpostproc 54. 0.100 / 54. 0.100
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'pred.mp4':
Metadata:
major_brand : mp42
minor_version : 0
compatible_brands: mp42isom
creation_time : 2016-03-06 18:17:21
Duration: 00:00:30.01, start: 0.000000, bitrate: 916 kb/s
Stream #0:0(und): Audio: mp4als (mp4a / 0x6134706D), 44100 Hz, 2
channels, s
16, 916 kb/s (default)
Metadata:
creation_time : 2016-03-06 18:17:21
Output #0, wav, to 'out.wav':
Metadata:
major_brand : mp42
minor_version : 0
compatible_brands: mp42isom
ISFT : Lavf57.26.100
Stream #0:0(und): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
stereo
, s16, 1411 kb/s (default)
Metadata:
creation_time : 2016-03-06 18:17:21
encoder : Lavc57.27.100 pcm_s16le
Stream mapping:
Stream #0:0 -> #0:0 (mp4als (als) -> pcm_s16le (native))
Press [q] to stop, [?] for help
[output stream 0:0 @ 038f2740] 100 buffers queued in output stream 0:0,
somethin
g may be wrong.
[als @ 038f7020] Predictor order too large.
[als @ 038f7020] Reading frame data failed. Skipping RA unit.
size= 5171kB time=00:00:30.01 bitrate=1411.2kbits/s speed=9.02x
video:0kB audio:5170kB subtitle:0kB other streams:0kB global headers:0kB
muxing
overhead: 0.001473%
}}}
--
--
Ticket URL: <https://trac.ffmpeg.org/ticket/5297#comment:1>
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