#3361: aac_he mono not recogized (reported as stereo)
-------------------------------------+-------------------------------------
Reporter: blacktrash | Owner:
Type: defect | Status: new
Priority: important | Component: avcodec
Version: git-master | Resolution:
Keywords: aac | Blocked By:
regression | Reproduced by developer: 0
Blocking: |
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by blacktrash):
Replying to [comment:14 cehoyos]:
> Replying to [comment:13 blacktrash]:
> > 2. ffplay'ing mpegts streams report {{{[aac @ 0x7fab9a035800]
ChannelElement 1.0 missing}}}
>
> Please provide command line and console output and a sample.
Does not happen with mp4, but with mpegts:
{{{
$ ffmpeg -i BigBuckBunny_640x360.m4v -c:v copy -c:a libfdk_aac -profile:a
aac_he -b:a 64k -ac 1 test.mp4
ffmpeg version N-67514-g7656c4c Copyright (c) 2000-2014 the FFmpeg
developers
built on Nov 10 2014 20:00:06 with Apple LLVM version 6.0
(clang-600.0.54) (based on LLVM 3.5svn)
configuration: --enable-gpl --enable-version3 --enable-nonfree
--disable-ffserver --enable-shared --enable-libfdk-aac --enable-libx265
--enable-libx264 --enable-libxvid --enable-libfaac --enable-libmp3lame
--enable-libtheora --enable-libvorbis --enable-libvpx --enable-libvidstab
--extra-cflags=-I/sw/include --extra-libs=-L/sw/lib
libavutil 54. 11.100 / 54. 11.100
libavcodec 56. 12.100 / 56. 12.100
libavformat 56. 12.103 / 56. 12.103
libavdevice 56. 2.100 / 56. 2.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'BigBuckBunny_640x360.m4v':
Metadata:
major_brand : M4V
minor_version : 1
compatible_brands: M4V M4A mp42isom
creation_time : 2008-06-03 05:23:28
copyright : © 2008 Blender Foundation | www.bigbuckbunny.org
title : Big Buck Bunny
artist : Peach Open Movie Team
composer : Sacha Goedegebure / Ton Roosendaal
date : 2008
Duration: 00:09:56.46, start: 0.000000, bitrate: 1626 kb/s
Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
stereo, fltp, 127 kb/s (default)
Metadata:
creation_time : 2008-06-03 05:23:28
handler_name : Apple Sound Media Handler
Stream #0:1(eng): Video: h264 (Constrained Baseline) (avc1 /
0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 640x360, 1495 kb/s,
24 fps, 24 tbr, 2400 tbn, 4800 tbc (default)
Metadata:
creation_time : 2008-06-03 05:23:28
handler_name : Apple Video Media Handler
Output #0, mp4, to 'test.mp4':
Metadata:
major_brand : M4V
minor_version : 1
compatible_brands: M4V M4A mp42isom
date : 2008
copyright : © 2008 Blender Foundation | www.bigbuckbunny.org
title : Big Buck Bunny
artist : Peach Open Movie Team
composer : Sacha Goedegebure / Ton Roosendaal
encoder : Lavf56.12.103
Stream #0:0(eng): Video: h264 ([33][0][0][0] / 0x0021), yuv420p,
640x360, q=2-31, 1495 kb/s, 24 fps, 19200 tbn, 2400 tbc (default)
Metadata:
creation_time : 2008-06-03 05:23:28
handler_name : Apple Video Media Handler
Stream #0:1(eng): Audio: aac (libfdk_aac) (HE-AAC) ([64][0][0][0] /
0x0040), 44100 Hz, mono, s16, 64 kb/s (default)
Metadata:
creation_time : 2008-06-03 05:23:28
handler_name : Apple Sound Media Handler
encoder : Lavc56.12.100 libfdk_aac
Stream mapping:
Stream #0:1 -> #0:0 (copy)
Stream #0:0 -> #0:1 (aac (native) -> aac (libfdk_aac))
Press [q] to stop, [?] for help
frame=14316 fps=1979 q=-1.0 Lsize= 113804kB time=00:09:56.49
bitrate=1562.9kbits/s
video:108900kB audio:4661kB subtitle:0kB other streams:0kB global
headers:0kB muxing overhead: 0.214162%
$ ffprobe -v quiet -select_streams a -show_entries stream=profile test.mp4
[STREAM]
profile=HE-AAC
[/STREAM]
$ ffmpeg -i test.mp4 -c copy -bsf:v h264_mp4toannexb -map 0 test.ts
ffmpeg version N-67514-g7656c4c Copyright (c) 2000-2014 the FFmpeg
developers
built on Nov 10 2014 20:00:06 with Apple LLVM version 6.0
(clang-600.0.54) (based on LLVM 3.5svn)
configuration: --enable-gpl --enable-version3 --enable-nonfree
--disable-ffserver --enable-shared --enable-libfdk-aac --enable-libx265
--enable-libx264 --enable-libxvid --enable-libfaac --enable-libmp3lame
--enable-libtheora --enable-libvorbis --enable-libvpx --enable-libvidstab
--extra-cflags=-I/sw/include --extra-libs=-L/sw/lib
libavutil 54. 11.100 / 54. 11.100
libavcodec 56. 12.100 / 56. 12.100
libavformat 56. 12.103 / 56. 12.103
libavdevice 56. 2.100 / 56. 2.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
title : Big Buck Bunny
artist : Peach Open Movie Team
composer : Sacha Goedegebure / Ton Roosendaal
date : 2008
encoder : Lavf56.12.103
copyright : © 2008 Blender Foundation | www.bigbuckbunny.org
Duration: 00:09:56.59, start: 0.114694, bitrate: 1562 kb/s
Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 /
0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709), 640x360, 1495 kb/s,
24 fps, 24 tbr, 19200 tbn, 38400 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(eng): Audio: aac (HE-AAC) (mp4a / 0x6134706D), 44100 Hz,
stereo, fltp, 64 kb/s (default)
Metadata:
handler_name : SoundHandler
Output #0, mpegts, to 'test.ts':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
title : Big Buck Bunny
artist : Peach Open Movie Team
composer : Sacha Goedegebure / Ton Roosendaal
date : 2008
copyright : © 2008 Blender Foundation | www.bigbuckbunny.org
encoder : Lavf56.12.103
Stream #0:0(eng): Video: h264 (avc1 / 0x31637661), yuv420p, 640x360,
q=2-31, 1495 kb/s, 24 fps, 90k tbn, 19200 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo, 64
kb/s (default)
Metadata:
handler_name : SoundHandler
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
frame=14316 fps=0.0 q=-1.0 Lsize= 124413kB time=00:09:56.61
bitrate=1708.3kbits/s
video:108879kB audio:4661kB subtitle:0kB other streams:0kB global
headers:0kB muxing overhead: 9.576361%
$ ffprobe -v quiet -select_streams a -show_entries stream=profile test.ts
[PROGRAM]
[STREAM]
profile=HE-AACv2
[/STREAM]
[/PROGRAM]
[STREAM]
profile=HE-AACv2
[/STREAM]
$ ffplay test.ts
ffplay version N-67514-g7656c4c Copyright (c) 2003-2014 the FFmpeg
developers
built on Nov 10 2014 20:00:06 with Apple LLVM version 6.0
(clang-600.0.54) (based on LLVM 3.5svn)
configuration: --enable-gpl --enable-version3 --enable-nonfree
--disable-ffserver --enable-shared --enable-libfdk-aac --enable-libx265
--enable-libx264 --enable-libxvid --enable-libfaac --enable-libmp3lame
--enable-libtheora --enable-libvorbis --enable-libvpx --enable-libvidstab
--extra-cflags=-I/sw/include --extra-libs=-L/sw/lib
libavutil 54. 11.100 / 54. 11.100
libavcodec 56. 12.100 / 56. 12.100
libavformat 56. 12.103 / 56. 12.103
libavdevice 56. 2.100 / 56. 2.100
libavfilter 5. 2.103 / 5. 2.103
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 3.100 / 53. 3.100
[h264 @ 0x7fd56a008800] non-existing SPS 0 referenced in buffering period
Last message repeated 1 times
Input #0, mpegts, from 'test.ts':
Duration: 00:09:56.61, start: 1.400000, bitrate: 1708 kb/s
Program 1
Metadata:
service_name : Big Buck Bunny
service_provider: FFmpeg
Stream #0:0[0x100]: Video: h264 (Constrained Baseline) ([27][0][0][0]
/ 0x001B), yuv420p(tv, smpte170m/smpte170m/bt709), 640x360, 24 fps, 24
tbr, 90k tbn, 180k tbc
Stream #0:1[0x101](eng): Audio: aac (HE-AACv2) ([15][0][0][0] /
0x000F), 44100 Hz, stereo, fltp, 67 kb/s
[h264 @ 0x7fd56a80f200] non-existing SPS 0 referenced in buffering period
[h264 @ 0x7fd56a008800] non-existing SPS 0 referenced in buffering period
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing
Last message repeated 9 times
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing sq= 0B f=0/0
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing sq= 0B f=0/0
Last message repeated 1 times
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing sq= 0B f=0/0
Last message repeated 1 times
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing sq= 0B f=0/0
[aac @ 0x7fd56a01ba00] ChannelElement 1.0 missing sq= 0B f=0/0
# [... and so on ...]
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3361#comment:15>
FFmpeg <https://ffmpeg.org>
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