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mp4

And, in the dream, I knew that he was, going on ahead. He was fixin' to make a fire somewhere out there in all that dark and cold. And I knew that whenever I got there, he'd be there. And then I woke up.

No Country for Old Men (2007)

library for reading and writing MP4

14496-12:2022

1. https://webstore.ansi.org/standards/incits/incitsisoiec14496122022
2. https://iso.org/standard/83102.html
3. https://webstore.iec.ch/publication/74007

HTTP/1.1 200 OK
Content-Length: 5535457
Content-Disposition: attachment; filename="INCITS+ISO+IEC+14496-12+2022+(2022).pdf"

prior art

they seem to be placed in a [uuid] box instead. This is allowed, but not supported by mp4ff library at the moment. In principle the data can be put in any place given by the offset in the saio box

[moof] size=3641
  [traf] size=3617
    [saio] size=20 version=0 flags=000000
     - sampleCount: 1
     - offset[1]=1564
    [uuid] size=1952
     - uuid: a2394f52-5a9b-4f14-a244-6c427c648df4
     - subType: unknown

1. https://github.com/mozilla/mp4parse-rust/issues/415
2. https://github.com/Eyevinn/mp4ff/issues/298
3. https://github.com/alfg/mp4-rust/issues/132
4. https://github.com/alfg/mp4/issues/27
5. https://github.com/abema/go-mp4/issues/13
6. https://github.com/garden4hu/fmp4parser-go/issues/4
7. https://github.com/eswarantg/mp4box/issues/3
8. https://github.com/miquels/mp4/issues/2
9. https://github.com/oikomi/gomp4/issues/2
10. https://github.com/hr3lxphr6j/mp4-go/issues/1
11. https://github.com/lomavkin/mp4rs/issues/1
12. https://github.com/mshafiee/mp4/issues/1
13. https://github.com/streamer45/libmp4-go/issues/1