I mean there are many improvements that have been made in NVENC and NVENC HQ should be equal quality compared to default x264. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Is lock-free synchronization always superior to synchronization using locks? Whereas FFmpeg can deduce the required output format of a file depending on the selected extension of the output file, it is recommended to explicitly declare the output format (through the -f option) so that extra options can be passed to the underlying muxer if needed, as is often the case with streaming formats such as HLS, mpegts and DASH. You will have to tweak A LOT of the extra complex settings of x265 encoder to even MATCH x264, let alone surpass it in size to perceivable quality, and by the time you do, you will see that x265 is just a order of magnitude slower than x264 to achieve marginally better results which is very problematic with 4k encodes. Older versions must use -x265-params keyint=1. What you want is a min quality level at resulting in a variable bit rate. Thanks for contributing an answer to Stack Overflow! Every modern browser on desktop and mobile supports it, except Safari on iOS. I dont use x265 for anything besides 4k HDR content. 28 and 23 are the default CRF values of x265 and x264 respectively, hence the supposed equivalence. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.

Now I know that x265 can be around 50% more efficient than x264, and that YouTube needs it higher quality coming in so when they re-compress it it will still look good. houses for rent in palmdale, ca no credit check.mississippi state baseball players in the minor leagues.

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Ffmpeg h264 to h265