[FFmpeg-devel] [PATCH] avcodec/mips: [loongson] optimizetheora decoding with mmi.

guxiwei-hf guxiwei-hf at loongson.cn
Fri Feb 15 03:24:10 EET 2019


>On Fri, Feb 15, 2019 at 12:13:43AM +0100, Michael Niedermayer wrote:
> > On Wed, Feb 13, 2019 at 05:56:50PM +0800, Shiyou Yin wrote:
> > > >-----Original Message-----
> > > >From: ffmpeg-devel-bounces at ffmpeg.org [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf Of gxw
> > > >Sent: Tuesday, February 12, 2019 6:56 PM
> > > >To: ffmpeg-devel at ffmpeg.org
> > > >Cc: gxw
> > > >Subject: [FFmpeg-devel] [PATCH] avcodec/mips: [loongson] optimize theora decoding with mmi.
> > > >
> > > >Optimize theora decoding with mmi in functions:
> > > >1. ff_vp3_idct_add_mmi
> > > >2. ff_vp3_idct_put_mmi
> > > >3. ff_vp3_idct_dc_add_mmi
> > > >4. ff_put_no_rnd_pixels_l2_mmi
> > > >
> > > >Theora decoding speed improved about 32%(from 88fps to 116fps, Tested on loongson 3A3000).
> > > >---
> > > > libavcodec/mips/Makefile | 1 +
> > > > libavcodec/mips/vp3dsp_idct_mmi.c | 769 +++++++++++++++++++++++++++++++++++++
> > > > libavcodec/mips/vp3dsp_init_mips.c | 14 +
> > > > libavcodec/mips/vp3dsp_mips.h | 6 +
> > > > 4 files changed, 790 insertions(+)
> > > > create mode 100644 libavcodec/mips/vp3dsp_idct_mmi.c
> > > >
> > > 
> > > Verified + 1, LGTM.
>> > will apply

> one last minute issue i noticed
> The author looks like a nick name or user name, is that intended:
> "gxw <guxiwei-hf at loongson.cn>" ?
> I mean do you want "gxw" instead of your full name ?
> 
> (iam asking as it cannot be changed after pushing ...)
> 
> Thanks

Thanks for you reminder, i want to use "gxw" .

Warmest regards.


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