X265-man [ 2026 Update ]

: Supports Main, Main 10, and Main 12 profiles, allowing for 8-bit or 10-bit HDR video. Common Command Examples

: x265 --preset slow --crf 22 input.y4m -o output.hevc x265-man

x265 is a free software library and application used to encode video streams into the compression format. It is widely used because it can deliver the same visual quality as its predecessor (x264) at roughly half the bitrate . Core CLI Usage : Supports Main, Main 10, and Main 12

: For archiving where no data loss is acceptable, you can use the --lossless option. : Supports Main

: x265 --bitrate 5000 --vbv-maxrate 5000 --vbv-bufsize 10000 input.y4m -o output.hevc