[FFmpeg-user] Naming chapters in Matroska video

Paul B Mahol onemda at gmail.com
Wed Feb 17 12:27:19 EET 2021


On Wed, Feb 17, 2021 at 9:36 AM Ulf Zibis <Ulf.Zibis at cosoco.de> wrote:

>
> Am 17.02.21 um 01:30 schrieb Paul B Mahol:
> >
> > It works here. Note version of libs.
>
> Good morning, here I am again.
>
> Aha, afaics i use the same lib versions, but libpostproc is missing. Is it
> needed? From where I get it?
> Additionally the configuration list is not shown.
>

Have you read carefully -map_metadata documentation?

It is not just single number, but it can have additional arguments.

The only way to reproduce issue could be to upload same but trimmed input
too.


>
> $ ~/Projects/ffmpeg/dev_2/ffmpeg -i INPUT.mkv -i INPUT_test.ffmeta
> -map_metadata 1 -c copy OUTPUT.mkv
> ffmpeg version N-101141-g8331eb058d Copyright (c) 2000-2021 the FFmpeg
> developers
>    built with gcc 9 (Ubuntu 9.3.0-17ubuntu1~20.04)
>    configuration:
>    libavutil      56. 65.100 / 56. 65.100
>    libavcodec     58.123.100 / 58.123.100
>    libavformat    58. 67.100 / 58. 67.100
>    libavdevice    58. 12.100 / 58. 12.100
>    libavfilter     7.107.100 /  7.107.100
>    libswscale      5.  8.100 /  5.  8.100
>    libswresample   3.  8.100 /  3.  8.100
> Input #0, matroska,webm, from 'INPUT.mkv':
>    Metadata:
>      SOURCE_TYPE     : dvd
>      ENCODER         : Lavf58.12.100
>    Duration: 01:31:56.24, start: 0.110000, bitrate: 3011 kb/s
>    Chapters:
>      Chapter #0:0: start 0.000000, end 11.021556
>      Chapter #0:1: start 11.021556, end 819.335778
>      Chapter #0:2: start 819.335778, end 1839.479956
>      Chapter #0:3: start 1839.479956, end 2689.600133
>      Chapter #0:4: start 2689.600133, end 3289.684978
>      Chapter #0:5: start 3289.684978, end 4584.868089
>      Chapter #0:6: start 4584.868089, end 5516.129689
>    Stream #0:0: Video: h264 (High), yuv420p(progressive), 720x576 [SAR
> 16:15 DAR 4:3], 25 fps, 25 tbr, 1k tbn, 50 tbc (default)
>      Metadata:
>        ENCODER         : Lavc58.18.100 libx264
>        DURATION        : 01:31:56.240000000
>    Stream #0:1(deu): Audio: vorbis, 48000 Hz, stereo, fltp (default)
>      Metadata:
>        LANGUAGE-ISO639_2: deu
>        LANGUAGE-SIMPLE : Deutsch
>        LANGUAGE-DESCRIPTION: Deutsch
>        ENCODER         : Lavc58.18.100 libvorbis
>        DURATION        : 01:31:56.241000000
> Input #1, ffmetadata, from 'INPUT_test.ffmeta':
>    Metadata:
>      SOURCE_TYPE     : dvd
>      encoder         : Lavf58.45.100
>      title           : Experiment
>    Duration: 01:31:56.02, start: 0.000000, bitrate: N/A
>    Chapters:
>      Chapter #1:0: start 0.000000, end 10.911556
>      Chapter #1:1: start 10.911556, end 819.225778
>        Metadata:
>          title           : 1 - Intro
>      Chapter #1:2: start 819.225778, end 1839.369956
>        Metadata:
>          title           : 2 - Restaurant
>      Chapter #1:3: start 1839.369956, end 2689.490133
>        Metadata:
>          title           : 3 - At home
>      Chapter #1:4: start 2689.490133, end 3289.574978
>      Chapter #1:5: start 3289.574978, end 4584.758089
>      Chapter #1:6: start 4584.758089, end 5516.019689
> File 'OUTPUT.mkv' already exists. Overwrite? [y/N] y
> Output #0, matroska, to 'OUTPUT.mkv':
>    Metadata:
>      SOURCE_TYPE     : dvd
>      title           : Experiment
>      encoder         : Lavf58.67.100
>    Chapters:
>      Chapter #0:0: start 0.000000, end 10.911556
>      Chapter #0:1: start 10.911556, end 819.225778
>      Chapter #0:2: start 819.225778, end 1839.369956
>      Chapter #0:3: start 1839.369956, end 2689.490133
>      Chapter #0:4: start 2689.490133, end 3289.574978
>      Chapter #0:5: start 3289.574978, end 4584.758089
>      Chapter #0:6: start 4584.758089, end 5516.019689
>    Stream #0:0: Video: h264 (High) (H264 / 0x34363248),
> yuv420p(progressive), 720x576 [SAR 16:15 DAR 4:3], q=2-31, 25 fps, 25 tbr,
> 1k tbn, 1k tbc (default)
>      Metadata:
>        ENCODER         : Lavc58.18.100 libx264
>        DURATION        : 01:31:56.240000000
>    Stream #0:1(deu): Audio: vorbis (oV[0][0] / 0x566F), 48000 Hz, stereo,
> fltp (default)
>      Metadata:
>        LANGUAGE-ISO639_2: deu
>        LANGUAGE-SIMPLE : Deutsch
>        LANGUAGE-DESCRIPTION: Deutsch
>        ENCODER         : Lavc58.18.100 libvorbis
>        DURATION        : 01:31:56.241000000
> Stream mapping:
>    Stream #0:0 -> #0:0 (copy)
>    Stream #0:1 -> #0:1 (copy)
> Press [q] to stop, [?] for help
> frame=137903 fps=871 q=-1.0 Lsize= 2027570kB time=01:31:56.12
> bitrate=3011.1kbits/s speed=34.8x
> video:1952414kB audio:71785kB subtitle:0kB other streams:0kB global
> headers:4kB muxing overhead: 0.166526%
>
> $ ~/Projects/ffmpeg/dev_2/ffprobe OUTPUT.mkv
> ffprobe version N-101141-g8331eb058d Copyright (c) 2007-2021 the FFmpeg
> developers
>    built with gcc 9 (Ubuntu 9.3.0-17ubuntu1~20.04)
>    configuration:
>    libavutil      56. 65.100 / 56. 65.100
>    libavcodec     58.123.100 / 58.123.100
>    libavformat    58. 67.100 / 58. 67.100
>    libavdevice    58. 12.100 / 58. 12.100
>    libavfilter     7.107.100 /  7.107.100
>    libswscale      5.  8.100 /  5.  8.100
>    libswresample   3.  8.100 /  3.  8.100
> Input #0, matroska,webm, from 'OUTPUT.mkv':
>    Metadata:
>      title           : Experiment
>      SOURCE_TYPE     : dvd
>      ENCODER         : Lavf58.67.100
>    Duration: 01:31:56.13, start: 0.000000, bitrate: 3011 kb/s
>    Chapters:
>      Chapter #0:0: start 0.000000, end 10.911556
>      Chapter #0:1: start 10.911556, end 819.225778
>      Chapter #0:2: start 819.225778, end 1839.369956
>      Chapter #0:3: start 1839.369956, end 2689.490133
>      Chapter #0:4: start 2689.490133, end 3289.574978
>      Chapter #0:5: start 3289.574978, end 4584.758089
>      Chapter #0:6: start 4584.758089, end 5516.019689
>    Stream #0:0: Video: h264 (High), yuv420p(progressive), 720x576 [SAR
> 16:15 DAR 4:3], 25 fps, 25 tbr, 1k tbn, 50 tbc (default)
>      Metadata:
>        ENCODER         : Lavc58.18.100 libx264
>        DURATION        : 01:31:56.130000000
>    Stream #0:1(deu): Audio: vorbis, 48000 Hz, stereo, fltp (default)
>      Metadata:
>        LANGUAGE-ISO639_2: deu
>        LANGUAGE-SIMPLE : Deutsch
>        LANGUAGE-DESCRIPTION: Deutsch
>        ENCODER         : Lavc58.18.100 libvorbis
>        DURATION        : 01:31:56.130000000
>
> -Ulf
>
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