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4

Well. Turns out that if you read this guide for HLS streams, it gives a bunch of details on how the actual video formats should be set up. In particular, for HEVC, it says: 1.10. You SHOULD use video formats in which the parameter sets are stored in the > sample descriptions, rather than the samples. (i.e., Use ‘avc1’, ‘hvc1’, or ‘dvh1’ rather than ‘...


3

I've had no problems producing prores 422 HQ .mov files with ffmpeg on my Windows machine for Mac-encumbered clients, including delivery to TV Networks for broadcast. I have had some problems with prores 4444 but only when the files have alpha channels, however that bug seems to have been fixed recently. I don't know if anyone has done any head to head ...


2

It's a still. For commercial beauty shots like those, you hire a hand model and freeze frame the video once the phone is held. The screen is obviously just a Greenscreen or simply black so it can be replaced afterwards. Then, the finger swipes etc are recorded seperately (probably in front of a Greenscreen) and then composited onto the screen to fit the ...


1

To freeze your current state of work you need to load a Library and right click on a Project. Important is you need to choose Duplicate as Snapshot. Only then you make a protected copy of your current work. Here is why: When you have compounded clips in your project, these clips living outside of your project, available to all Projects in the Library. When ...


1

Sorry for panic. Answer has been found. Problem: Final Cut Pro X was unable to see 4k 60fps videos captured by iOS devices. Reason: Unknown. Solution: Need to update Final Cut Pro X to 10.4.1 version. Source: https://support.apple.com/en-us/HT208131


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I've found solution. To achieve this I used MP4Box and group audio tracks, so I've put AAC tracks in group 1 and AC3 tracks in group 2. mp4box -add "track1.h264:fps=24.000:delay=0:lang=en:name=Video" -add "track2.aac:delay=0:lang=en:name=English:group=1" -add "track3.ac3:delay=0:lang=en:name=English:group=2" -add "track4.aac:delay=0:lang=fr:name=French:...


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