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4 questions from the last 7 days
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Why is FFmpeg's libsvtav1 output larger than original H.264 videos even with higher CRF?
I'm implementing a video transcoding pipeline using FFmpeg with the libsvtav1 encoder to convert H.264 videos to AV1. However, I'm seeing unexpected results: the output files are larger than the ...
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Kdenlive White-washed colours and loss of quality render
I'm using Kdenlice 25.04.0 on Windows 11, when I import a video recorded on my phone, which is a 40-50 fps video 1280x578. Kdenlive forces me to convert the video for editing, than when I render the ...
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Having trouble using Hauppauge PVR 2 to dub VHS to digital
I'm trying to dub some old VHS tapes to digital using a Happaugue PVR 2. The VHS deck I'm using has automated tracking. Whenever the tracking kicks in, the PVR loses connection to the video stream.
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How to know how many still image from a sped-up video?
I found out here that frames could be gone when the video is sped up. For example, a 30 fps video 60 minutes would have 30 x 10.800 frames that practically a picture you can process, with probably ...
