[FFmpeg-user] Channel layout flags
Kevin Wells
kevwells at hotmail.co.uk
Tue Oct 20 22:14:31 CEST 2015
Hi, I posted this incorrectly on the dev list, so posting in the correct place with corrections.
I am looking for a patch, or solution, to my problem. When using the below Channel layout flags, in the resulting Quicktime Prores file, in the audio channels, the FC, DL and DR all come out flagged as 'Mono', but I would like these flagged as 'Center', 'Left Total' and 'Right Total'. Is there a patch / command / flag to get these flagged to how I label them please?
Here is my current command:
ffmpeg -i /Volumes/GRAID/EXPORTS/DESCRETE_TEST.mov -ss 45 -to 50 -filter_complex \
"[0:1]pan=FL|c0=c0[FL]; \
[0:1]pan=FR|c0=c1[FR]; \
[0:1]pan=FC|c0=c2[FC]; \
[0:1]pan=LFE|c0=c3[LFE]; \
[0:1]pan=BL|c0=c4[BL]; \
[0:1]pan=BR|c0=c5[BR]; \
[0:1]pan=DL|c0=c6[DL]; \
[0:1]pan=DR|c0=c7[DR]" \
-map v:0 \
-map "[FL]" \
-map "[FR]" \
-map "[FC]" \
-map "[LFE]" \
-map "[BL]" \
-map "[BR]" \
-map "[DL]" \
-map "[DR]" \
-vcodec prores -profile:v 3 -vtag apcn -f mov -y -c:a pcm_s24le /Volumes/GRAID/EXPORTS/DONE_TEST.mov
When viewing the result in Quicktime player, they are displayed as:
Video
Front Left
Front Right
Mono (would like it to be Center)
Left Surround
Right Surround
Mono (would like it to be Left Total)
Mono (would like it to be Right Total)
Below is the ffmpeg output.
ffmpeg -i /Volumes/GRAID/EXPORTS/DESCRETE_TEST.mov -ss 45 -to 50 -filter_complex \
> "[0:1]pan=FL|c0=c0[FL]; \
> [0:1]pan=FR|c0=c1[FR]; \
> [0:1]pan=FC|c0=c2[FC]; \
> [0:1]pan=LFE|c0=c3[LFE]; \
> [0:1]pan=BL|c0=c4[BL]; \
> [0:1]pan=BR|c0=c5[BR]; \
> [0:1]pan=DL|c0=c6[DL]; \
> [0:1]pan=DR|c0=c7[DR]" \
> -map v:0 \
> -map "[FL]" \
> -map "[FR]" \
> -map "[FC]" \
> -map "[LFE]" \
> -map "[BL]" \
> -map "[BR]" \
> -map "[DL]" \
> -map "[DR]" \
> -vcodec prores -profile:v 3 -vtag apcn -f mov -y -c:a pcm_s24le /Volumes/GRAID/EXPORTS/DONE_TEST.mov
ffmpeg version 2.8.1-tessus Copyright (c) 2000-2015 the FFmpeg developers
built with Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn)
configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --as=yasm --extra-version=tessus --enable-avisynth --enable-fontconfig --enable-gpl --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopus --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzmq --enable-version3 --disable-ffplay --disable-indev=qtkit --disable-indev=x11grab_xcb
libavutil 54. 31.100 / 54. 31.100
libavcodec 56. 60.100 / 56. 60.100
libavformat 56. 40.101 / 56. 40.101
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 40.101 / 5. 40.101
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 2.101 / 1. 2.101
libpostproc 53. 3.100 / 53. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Volumes/GRAID/EXPORTS/DESCRETE_TEST.mov':
Metadata:
major_brand : qt
minor_version : 537199360
compatible_brands: qt
creation_time : 2015-10-20 14:25:55
Duration: 00:01:37.08, start: 0.000000, bitrate: 160894 kb/s
Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le, 1920x1080, 151675 kb/s, 24 fps, 24 tbr, 24 tbn, 24 tbc (default)
Metadata:
creation_time : 2015-10-20 14:25:55
handler_name : Apple Alias Data Handler
encoder : Apple ProRes 422 HQ
Stream #0:1(eng): Audio: pcm_s24le (lpcm / 0x6D63706C), 48000 Hz, 8 channels (FL+FR+FC+LFE+SL+SR+DL+DR), s32 (24 bit), 9216 kb/s (default)
Metadata:
creation_time : 2015-10-20 14:28:55
handler_name : Apple Alias Data Handler
[Parsed_pan_7 @ 0x7fe7d1e05dc0] Pure channel mapping detected: 7
[Parsed_pan_6 @ 0x7fe7d1e05b60] Pure channel mapping detected: 6
[Parsed_pan_5 @ 0x7fe7d1e05860] Pure channel mapping detected: 5
[Parsed_pan_4 @ 0x7fe7d1e05580] Pure channel mapping detected: 4
[Parsed_pan_3 @ 0x7fe7d1e05280] Pure channel mapping detected: 3
[Parsed_pan_2 @ 0x7fe7d1e04f80] Pure channel mapping detected: 2
[Parsed_pan_1 @ 0x7fe7d1e04ba0] Pure channel mapping detected: 1
[Parsed_pan_0 @ 0x7fe7d1e048c0] Pure channel mapping detected: 0
Output #0, mov, to '/Volumes/GRAID/EXPORTS/DONE_TEST.mov':
Metadata:
major_brand : qt
minor_version : 537199360
compatible_brands: qt
encoder : Lavf56.40.101
Stream #0:0(eng): Video: prores (apch) (apch / 0x68637061), yuv422p10le, 1920x1080, q=2-31, 200 kb/s, 24 fps, 12288 tbn, 24 tbc (default)
Metadata:
creation_time : 2015-10-20 14:25:55
handler_name : Apple Alias Data Handler
encoder : Lavc56.60.100 prores
Stream #0:1: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (FL), s32, 1152 kb/s (default)
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:2: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (FR), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:3: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, mono, s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:4: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (LFE), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:5: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (BL), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:6: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (BR), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:7: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (DL), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream #0:8: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, 1 channels (DR), s32, 1152 kb/s
Metadata:
encoder : Lavc56.60.100 pcm_s24le
Stream mapping:
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:1 (pcm_s24le) -> pan (graph 0)
Stream #0:0 -> #0:0 (prores (native) -> prores (native))
pan (graph 0) -> Stream #0:1 (pcm_s24le)
pan (graph 0) -> Stream #0:2 (pcm_s24le)
pan (graph 0) -> Stream #0:3 (pcm_s24le)
pan (graph 0) -> Stream #0:4 (pcm_s24le)
pan (graph 0) -> Stream #0:5 (pcm_s24le)
pan (graph 0) -> Stream #0:6 (pcm_s24le)
pan (graph 0) -> Stream #0:7 (pcm_s24le)
pan (graph 0) -> Stream #0:8 (pcm_s24le)
Press [q] to stop, [?] for help
[pcm_s24le @ 0x7fe7d3007c00] not writing 'chan' tag due to lack of channel information
[pcm_s24le @ 0x7fe7d3010a00] not writing 'chan' tag due to lack of channel information
frame= 120 fps=7.4 q=-0.0 Lsize= 129110kB time=00:00:05.00 bitrate=211534.5kbits/s
video:123470kB audio:5625kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.011760%
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