[FFmpeg-devel] [PATCH 9/9] avcodec/mips: [loongson] optimize vp8 decoding in vp8dsp.

Carl Eugen Hoyos ceffmpeg at gmail.com
Wed Jul 11 15:04:23 EEST 2018


2018-07-11 11:46 GMT+02:00, Shiyou Yin <yinshiyou-hf at loongson.cn>:
> From: gxw <guxiwei-hf at loongson.cn>
>
> Optimize vp8 loop filter with mmi, four functions optimized:
> 1. ff_vp8_h_loop_filter8uv_mmi.
> 2. ff_vp8_v_loop_filter8uv_mmi.
> 3. ff_vp8_h_loop_filter16_mmi.
> 4. ff_vp8_v_loop_filter16_mmi.
>
> Vp8 decoding speed improved about 50%(from 73fps to 110fps,
> Tested on loongson 3A3000).

Sounds great.
Again: Is this meant to only work on loongson or also on other
mips cores?

> -#if 0

I believe this change and similar ones in the rest of the patch
are welcome but they are not related to the speed-up that this
patch is about and should be in a separate patch.

Carl Eugen


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