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

Michael Niedermayer michaelni at gmx.at
Fri Feb 15 01:27:06 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

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety -- Benjamin Franklin
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