This answer was posted (under the CC BY-SA 4.0 license) as a comment by Gyan to the question Convert videos from .264 to .265 (HEVC) with ffmpeg.
Run this command for x265 conversion:
ffmpeg -i input.mp4 -c:v libx265 -vtag hvc1 output.mp4
This answer was posted (under the CC BY-SA 4.0 license) as a comment by Gyan to the question Convert videos from .264 to .265 (HEVC) with ffmpeg.
Run this command for x265 conversion:
ffmpeg -i input.mp4 -c:v libx265 -vtag hvc1 output.mp4