mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-30 11:22:14 +00:00
74d09b068d
ffmpeg -i 1_h264_1080p_30fps_3Mbps.mp4 -f rawvideo -pix_fmt rgb24 -y /dev/null -an before: 178fps after: 210fps Signed-off-by: Hao Chen <chenhao@loongson.cn> Reviewed-by: yinshiyou-hf@loongson.cn Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/*
|
|
* Copyright (c) 2022 Loongson Technology Corporation Limited
|
|
* Contributed by Hao Chen(chenhao@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
|
|
*/
|
|
|
|
#include "swscale_loongarch.h"
|
|
#include "libavutil/loongarch/loongson_intrinsics.h"
|
|
|
|
void ff_interleave_bytes_lasx(const uint8_t *src1, const uint8_t *src2,
|
|
uint8_t *dest, int width, int height,
|
|
int src1Stride, int src2Stride, int dstStride)
|
|
{
|
|
int h;
|
|
int len = width & (0xFFFFFFF0);
|
|
|
|
for (h = 0; h < height; h++) {
|
|
int w, index = 0;
|
|
__m256i src_1, src_2, dst;
|
|
|
|
for (w = 0; w < len; w += 16) {
|
|
DUP2_ARG2(__lasx_xvld, src1 + w, 0, src2 + w, 0, src_1, src_2);
|
|
src_1 = __lasx_xvpermi_d(src_1, 0xD8);
|
|
src_2 = __lasx_xvpermi_d(src_2, 0xD8);
|
|
dst = __lasx_xvilvl_b(src_2, src_1);
|
|
__lasx_xvst(dst, dest + index, 0);
|
|
index += 32;
|
|
}
|
|
for (; w < width; w++) {
|
|
dest[(w << 1) + 0] = src1[w];
|
|
dest[(w << 1) + 1] = src2[w];
|
|
}
|
|
dest += dstStride;
|
|
src1 += src1Stride;
|
|
src2 += src2Stride;
|
|
}
|
|
}
|