Related to ticket #1474 and #98, blocked by ticket #1763
The file attached to ticket #1474 contains two audio tracks, the first has channel layout "FL", the second "FR", they are currently identified as "mono".
$ ffmpeg -i ticket1474.mov
ffmpeg version N-44739-g4390f8c Copyright (c) 2000-2012 the FFmpeg developers
built on Sep 25 2012 09:25:02 with gcc 4.5.3 (GCC)
configuration: --cc=/usr/local/gcc-4.5.3/bin/gcc --enable-gpl
libavutil 51. 73.101 / 51. 73.101
libavcodec 54. 58.100 / 54. 58.100
libavformat 54. 28.101 / 54. 28.101
libavdevice 54. 2.101 / 54. 2.101
libavfilter 3. 17.100 / 3. 17.100
libswscale 2. 1.101 / 2. 1.101
libswresample 0. 15.100 / 0. 15.100
libpostproc 52. 0.100 / 52. 0.100
Guessed Channel Layout for Input Stream #0.1 : mono
Guessed Channel Layout for Input Stream #0.2 : mono
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'ticket1474.mov':
Metadata:
major_brand : qt
minor_version : 537199360
compatible_brands: qt
creation_time : 2012-06-19 21:18:43
Duration: 00:01:59.61, start: 0.000000, bitrate: 167 kb/s
Stream #0:0(eng): Video: mpeg2video (Main) (xdvf / 0x66766478), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 35000 kb/s, 29.97 fps, 29.97 tbr, 2997 tbn, 59.94 tbc
Metadata:
creation_time : 2012-06-19 21:18:43
handler_name : Apple Alias Data Handler
timecode : 00:00:00;00
Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, mono, s16, 768 kb/s
Metadata:
creation_time : 2012-06-19 21:18:43
handler_name : Apple Alias Data Handler
Stream #0:2(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, mono, s16, 768 kb/s
Metadata:
creation_time : 2012-06-19 21:18:43
handler_name : Apple Alias Data Handler
Stream #0:3(eng): Data: none (tmcd / 0x64636D74)
Metadata:
creation_time : 2012-06-19 21:18:43
handler_name : Apple Alias Data Handler
timecode : 00:00:00;00
At least one output file must be specified
This is a regression since e4c00ac / 3bab7cd.