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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-02 03:06:28 +02:00
FFmpeg/libavcodec/loongarch/vp8dsp_init_loongarch.c
yuanhecai 72bcbe216e avcodec: [loongarch] Optimize vp8_lpf/mc with LSX.
./ffmpeg -i ../9_vp8_1080p_30fps_2Mbps.webm -f rawvideo -y /dev/null -an
before: 210fps
after : 585fps

Reviewed-by: Shiyou Yin <yinshiyou-hf@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-12-23 12:28:54 +01:00

64 lines
2.5 KiB
C

/*
* Copyright (c) 2021 Loongson Technology Corporation Limited
* Contributed by Hecai Yuan <yuanhecai@loongson.cn>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* VP8 compatible video decoder
*/
#include "libavutil/loongarch/cpu.h"
#include "libavcodec/vp8dsp.h"
#include "libavutil/attributes.h"
#include "vp8dsp_loongarch.h"
#define VP8_MC_LOONGARCH_FUNC(IDX, SIZE) \
dsp->put_vp8_epel_pixels_tab[IDX][0][2] = ff_put_vp8_epel##SIZE##_h6_lsx; \
dsp->put_vp8_epel_pixels_tab[IDX][1][0] = ff_put_vp8_epel##SIZE##_v4_lsx; \
dsp->put_vp8_epel_pixels_tab[IDX][1][2] = ff_put_vp8_epel##SIZE##_h6v4_lsx; \
dsp->put_vp8_epel_pixels_tab[IDX][2][0] = ff_put_vp8_epel##SIZE##_v6_lsx; \
dsp->put_vp8_epel_pixels_tab[IDX][2][1] = ff_put_vp8_epel##SIZE##_h4v6_lsx; \
dsp->put_vp8_epel_pixels_tab[IDX][2][2] = ff_put_vp8_epel##SIZE##_h6v6_lsx;
#define VP8_MC_LOONGARCH_COPY(IDX, SIZE) \
dsp->put_vp8_epel_pixels_tab[IDX][0][0] = ff_put_vp8_pixels##SIZE##_lsx; \
dsp->put_vp8_bilinear_pixels_tab[IDX][0][0] = ff_put_vp8_pixels##SIZE##_lsx;
av_cold void ff_vp8dsp_init_loongarch(VP8DSPContext *dsp)
{
int cpu_flags = av_get_cpu_flags();
if (have_lsx(cpu_flags)) {
VP8_MC_LOONGARCH_FUNC(0, 16);
VP8_MC_LOONGARCH_FUNC(1, 8);
VP8_MC_LOONGARCH_COPY(0, 16);
VP8_MC_LOONGARCH_COPY(1, 8);
dsp->vp8_v_loop_filter16y = ff_vp8_v_loop_filter16_lsx;
dsp->vp8_h_loop_filter16y = ff_vp8_h_loop_filter16_lsx;
dsp->vp8_v_loop_filter8uv = ff_vp8_v_loop_filter8uv_lsx;
dsp->vp8_h_loop_filter8uv = ff_vp8_h_loop_filter8uv_lsx;
dsp->vp8_v_loop_filter16y_inner = ff_vp8_v_loop_filter16_inner_lsx;
dsp->vp8_h_loop_filter16y_inner = ff_vp8_h_loop_filter16_inner_lsx;
}
}