Here are all the presets and crf’s for H265 with encoding FPS, speed, bitrate and end file size. At 4k resolution (3840×2160) 29.97 fps, 30 seconds long, 400Mbps bitrate, 10 bit and a file size of 1.4GB this video file is rich in its data. Thanks to the source media file for the H.265 testing is this file here. The Xeon E-2246G is a very recently released CPU (Q2 2019). Total amount of Swap : 1951 MB (0 MB Used) Total amount of Mem : 32068 MB (365 MB Used) Total size of Disk : 877.5 GB (25.1 GB Used) CPU model : Intel(R) Xeon(R) E-2246G CPU 3.60GHz Intel Xeon E-2246G CPU with 6 cores, 12 threads at 3.60GHz boosted to 4.80GHz with 32GB of ram and SSD disk running Ubuntu 18.04 64 bit. part 1, 2, 3 and 4 For H.264 can be found at the links. This post is part 1 of the H265 (HEVC) encoding. The posts will be split up with a finale putting the fasts and slows presets from both H.264 with HEVC. This comprehensive FFmpeg encoding comparison includes H.264 and H.265 HEVC from the fastest preset ultrafast through to veryslow with CRF values from 20 to 30.
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