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h264/hevc: non-integer frame rates

It only looks like 24fps at first glance. From the Wikipedia entry on SMTPE timecode, the section on drop-frame: “In order to make an hour of timecode match an hour on the clock, drop-frame timecode ...
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Repeat/loop Input Video with ffmpeg?

If you have MP4 files, these could be losslessly concatenated by first transcoding them to MPEG-2 transport streams. With H.264 video and AAC audio, the following can be used: ffmpeg -i input.mp4 -c ...
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Does HDR content have anything to do with codecs?

Yes, it has to do with the codec. If you want to compress HDR10/10+ content, in H264 or HEVC, there are SPS & PPS markers that indicate what the HDR10 settings are within the elemental bitstream. ...
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Does HDR content have anything to do with codecs?

You can do HDR with almost any modern codec. All it means in practice is that the boundary between the highest and lowest intensities in the image goes beyond what a non-HDR image could portray; if ...
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