[FFmpeg-trac] #6638(avfilter:new): aresample does not work for unknown channel layouts

[FFmpeg]

#6638: aresample does not work for unknown channel layouts
-------------------------------------+-------------------------------------
             Reporter:  CoRoNe       |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  avfilter
              Version:  git-master   |               Resolution:
             Keywords:  aresample    |               Blocked By:
  unknown channel layouts            |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by zaterio):

 Similar behavior in last commit (Nov 2018):

 {{{
 [root at localhost 2]# /usr/local/ffmpeg-master-nvenc-fdk-aac/bin/ffmpeg
 -buildconf
 ffmpeg version N-92394-g75625c5 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 4.8.5 (GCC) 20150623 (Red Hat 4.8.5-16)
   configuration: --prefix=/usr/local/ffmpeg-master-nvenc-fdk-aac --pkg-
 config-flags=--static --extra-cflags=-I/usr/src/ffmpeg_build/include
 --extra-cflags=-I/usr/local/cuda-9.2/include/ --extra-
 ldflags=-L/usr/local/cuda-9.2/lib64/ --extra-
 ldflags=-L/usr/src/ffmpeg_build/lib --extra-libs=-lpthread --extra-
 libs=-lm --enable-gpl --enable-libx264 --enable-nonfree --enable-cuda
 --enable-cuvid --enable-nvenc --enable-libnpp --enable-libfdk_aac
   libavutil      56. 23.101 / 56. 23.101
   libavcodec     58. 39.100 / 58. 39.100
   libavformat    58. 22.100 / 58. 22.100
   libavdevice    58.  6.100 / 58.  6.100
   libavfilter     7. 43.100 /  7. 43.100
   libswscale      5.  4.100 /  5.  4.100
   libswresample   3.  4.100 /  3.  4.100
   libpostproc    55.  4.100 / 55.  4.100

   configuration:
     --prefix=/usr/local/ffmpeg-master-nvenc-fdk-aac
     --pkg-config-flags=--static
     --extra-cflags=-I/usr/src/ffmpeg_build/include
     --extra-cflags=-I/usr/local/cuda-9.2/include/
     --extra-ldflags=-L/usr/local/cuda-9.2/lib64/
     --extra-ldflags=-L/usr/src/ffmpeg_build/lib
     --extra-libs=-lpthread
     --extra-libs=-lm
     --enable-gpl
     --enable-libx264
     --enable-nonfree
     --enable-cuda
     --enable-cuvid
     --enable-nvenc
     --enable-libnpp
     --enable-libfdk_aac
 }}}

 # MPEGTS test

 {{{
 /usr/local/ffmpeg-master-nvenc-fdk-aac/bin/ffmpeg -loglevel debug \
 -hwaccel cuvid -c:v h264_cuvid \
 -y -i /home/trz/content/profile-
 abr_progresive_hp_r30_hls/avengers60fps.mp4  \
 -filter_complex "[v:0]split=2[s0][s1];[0:a]asplit=2[ao1][ao2]" \
 -map [s0] -map [ao1] -c:v h264_nvenc -preset hp -b:v 3000k -rc cbr -c:a
 libfdk_aac -b:a 96k -ar 48.0k -ac 2 \
 -f mpegts 3000.ts \
 -map [s1] -map [ao2] -c:v h264_nvenc -preset hp -b:v 1000k -rc cbr -c:a
 libfdk_aac -b:a 96k -ar 48.0k -ac 2 \
 -f mpegts 1000.ts 2> out1.log
 }}}

 {{{
 [root at localhost 2]# mediainfo 1000.ts
 General
 ID                                       : 1 (0x1)
 Complete name                            : 1000.ts
 Format                                   : MPEG-TS
 File size                                : 104 MiB
 Duration                                 : 11 min 20 s
 Overall bit rate mode                    : Variable
 Overall bit rate                         : 1 277 kb/s
 }}}

 {{{
 [root at localhost 2]# mediainfo 3000.ts
 General
 ID                                       : 1 (0x1)
 Complete name                            : 3000.ts
 Format                                   : MPEG-TS
 File size                                : 271 MiB
 Duration                                 : 11 min 20 s
 Overall bit rate mode                    : Variable
 Overall bit rate                         : 3 337 kb/s
 }}}


 # HLS test


 {{{
 /usr/local/ffmpeg-master-nvenc-fdk-aac/bin/ffmpeg -loglevel debug \
 -hwaccel cuvid -c:v h264_cuvid \
 -y -i /home/trz/content/profile-
 abr_progresive_hp_r30_hls/avengers60fps.mp4  \
 -filter_complex "[v:0]split=2[s0][s1];[0:a]asplit=2[ao1][ao2]" \
 -map [s0] -map [ao1] -c:v h264_nvenc -preset hp -b:v 3000k -rc cbr -c:a
 libfdk_aac -b:a 96k -ar 48.0k -ac 2 \
 -map [s1] -map [ao2] -c:v h264_nvenc -preset hp -b:v 1000k -rc cbr -c:a
 libfdk_aac -b:a 96k -ar 48.0k -ac 2 \
 -f hls \
 -var_stream_map "v:0,a:0 v:1,a:1" -hls_list_size 0 -hls_time 9 \
 -master_pl_name master.m3u8 vs%v/manifest.m3u8 2> out2.log
 }}}


 {{{
 [root at localhost 2]# cat master.m3u8
 #EXTM3U
 #EXT-X-VERSION:3
 #EXT-X-STREAM-
 INF:BANDWIDTH=1205600,RESOLUTION=1920x1080,CODECS="avc1.4d402a,mp4a.40.2"
 vs0/manifest.m3u8

 #EXT-X-STREAM-
 INF:BANDWIDTH=1205600,RESOLUTION=1920x1080,CODECS="avc1.4d402a,mp4a.40.2"
 vs1/manifest.m3u8
 }}}


 {{{
 [root at localhost 2]# mediainfo vs0/manifest15.ts
 General
 ID                                       : 1 (0x1)
 Complete name                            : vs0/manifest15.ts
 CompleteName_Last                        : vs0/manifest75.ts
 Format                                   : MPEG-TS
 File size                                : 79.2 MiB
 Duration                                 : 9 min 3 s
 Overall bit rate mode                    : Variable
 Overall bit rate                         : 1 222 kb/s
 }}}

 {{{
 [root at localhost 2]# mediainfo vs1/manifest15.ts
 General
 ID                                       : 1 (0x1)
 Complete name                            : vs1/manifest15.ts
 CompleteName_Last                        : vs1/manifest75.ts
 Format                                   : MPEG-TS
 File size                                : 79.2 MiB
 Duration                                 : 9 min 3 s
 Overall bit rate mode                    : Variable
 Overall bit rate                         : 1 222 kb/s
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6638#comment:4>
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