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2022.04.06 00:37

是否能够开放 AVX512 指令集编码？

JosephZheng
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     本人一直使用CPU进行压制H265，不知道AVX512指令集是否有提升？

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Comments '2'
  • ?
    小樱 2022.10.03 02:04

    F5查看日志，可以确认指令集使用

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  • ?
    hoviron 2022.11.09 23:18

    按F8在编码器的参数下添加asm=avx512，如果处理器支持该指令集则会调用，可以通过F5查看是否调用，编码速度有提升但并不明显，能耗比并不理想。

    示例：

     -c:v libx265 -preset slow  -tune:v none -crf 23.0 -x265-params level=5.1:asm=avx512

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