[Libav-user] video cover art

[Shu Wang]

For mp4 in your case, ffmpeg muxer doesn't support this... though this
enhancement should be done several years ago...

https://trac.ffmpeg.org/ticket/2798

On Wed, Nov 29, 2017 at 12:40 PM, YIRAN LI <mrfun.china at gmail.com> wrote:

> Hi guys,
>
> I'm investigating how to insert/keep video cover art with ffmpeg.
>
> Could any one give me help on these 2 questions.
>
> 1. Of all these formats asf, avi, dv, flv, mkv, mov, mp4, m4v, mpeg, ogg,
> rm. swf, webm, which ones support cover art. I know a cover art will/can be
> added as a video stream into target file. By "Support" I mean standard has
> a definition and the existence of cover art can be viewed/verified by some
> tools?
>
> 2. Of all above formats that support cover art, which of them are
> supported by ffmpeg so that we can add cover art with ffmpeg?
>
>
> I used following ffmpeg command line to add an image into a MP4, but in
> Win10 folder preview doesn't show that image
>
> *$ ffmpeg -i big10.mp4 -i Untitled.png -c:a copy -c:v copy -map 0 -map 1:0
> aaa.mp4*
>
> ffprobe you can see it does have 3 streams
>
> *  Duration: 00:01:00.19, start: 0.000000, bitrate: 805 kb/s*
> *    Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
> 640x360 [SAR 1:1 DAR 16:9], 727 kb/s, 23.91 fps, 23.98 tbr, 19168 tbn,
> 38336 tbc (default)*
> *    Metadata:*
> *      handler_name    : VideoHandler*
> *    Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 22050 Hz,
> stereo, fltp, 76 kb/s (default)*
> *    Metadata:*
> *      handler_name    : SoundHandler*
> *    Stream #0:2(und): Video: png (mp4v / 0x7634706D), rgb24(pc), 640x360
> [SAR 3779:3779 DAR 16:9], 912 kb/s, 25 fps, 25 tbr, 12800 tbn, 12800 tbc*
> *    Metadata:*
> *      handler_name    : VideoHandler*
>
> But if I add cover art via AtomicParsley, generated file can show preview
> in Win explorer. Bellow is the ffprobe output of AtomicParsley generated
> file
>
> *[mov,mp4,m4a,3gp,3g2,mj2 @ 0000000000eb98e0] stream 0, timescale not set*
> *Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'big11-temp-25498.mp4':*
> *  Metadata:*
> *    major_brand     : isom*
> *    minor_version   : 512*
> *    compatible_brands: isomiso2avc1mp41*
> *    encoder         : Lavf55.33.100*
> *  Duration: 00:01:00.19, start: 0.000000, bitrate: 805 kb/s*
> *    Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
> 640x360 [SAR 1:1 DAR 16:9], 727 kb/s, 23.91 fps, 23.98 tbr, 19168 tbn,
> 38336 tbc (default)*
> *    Metadata:*
> *      handler_name    : VideoHandler*
> *    Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 22050 Hz,
> stereo, fltp, 76 kb/s (default)*
> *    Metadata:*
> *      handler_name    : SoundHandler*
> *    Stream #0:2: Video: png, rgb24(pc), 640x360 [SAR 3779:3779 DAR 16:9],
> 90k tbr, 90k tbn, 90k tbc*
>
>
> Thanks for help
>
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> Libav-user at ffmpeg.org
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>
>


-- 
Shu. Wang @ Bestminr
http://halfelf.me
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