[FFmpeg-devel] Optimize VP8,VP9,WMV3 decoding for loongarch.

[Shiyou Yin]

> 2021年12月18日 下午10:27，Hao Chen <chenhao at loongson.cn> 写道：
> 
> ./ffmpeg -i ../9_vp8_1080p_30fps_2Mbps.webm -f rawvideo -y /dev/null -an
> before: 210fps
> after : 585fps
> ffmpeg -i ../10_vp9_1080p_30fps_3Mbps.webm -f rawvideo -y /dev/null -an
> before:170fps
> after :294fps
> ./ffmpeg -i 11_wmv3_720p_24fps_7Mbps.wmv -f rawvideo -y /dev/null -an
> before:131fps
> after :229fps
> 
> [PATCH 1/4] avcodec: [loongarch] Optimize vp8_lpf/mc with LSX.
> [PATCH 2/4] avcodec: [loongarch] Optimize vp9_mc/intra with LSX.
> [PATCH 3/4] avcodec: [loongarch] Optimize vp9_lpf/idct with LSX.
> [PATCH 4/4] avcodec: [loongarch] Optimize vc1dsp with LASX.
> 
LGTM