#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):
Attached test.ts created with:
{{{
$ ffmpeg -i 03-ThreeJollyHuntsmen.wav -c:a libfdk_aac -profile:a aac_he
-b:a 64k -ac 1 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
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, wav, from '03-ThreeJollyHuntsmen.wav':
Duration: 00:01:25.52, bitrate: 1411 kb/s
Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz, 2
channels, s16, 1411 kb/s
Output #0, mpegts, to 'test.ts':
Metadata:
encoder : Lavf56.12.103
Stream #0:0: Audio: aac (libfdk_aac) (HE-AAC), 44100 Hz, mono, s16, 64
kb/s
Metadata:
encoder : Lavc56.12.100 libfdk_aac
Stream mapping:
Stream #0:0 -> #0:0 (pcm_s16le (native) -> aac (libfdk_aac))
Press [q] to stop, [?] for help
size= 761kB time=00:01:25.52 bitrate= 72.9kbits/s
video:0kB audio:669kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 13.774409%
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3361#comment:18>
FFmpeg <https://ffmpeg.org>
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