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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
FFmpeg/libswscale/aarch64/rgb2rgb.c
Ramiro Polla c0666d8bed swscale/aarch64/rgb2rgb: add neon implementation for rgb24toyv12
A55               A76
rgb24toyv12_16_200_c:     36890.6           17275.5
rgb24toyv12_16_200_neon:  12460.1 ( 2.96x)   5360.8 ( 3.22x)
rgb24toyv12_128_60_c:     83205.1           39884.8
rgb24toyv12_128_60_neon:  27468.4 ( 3.03x)  13552.5 ( 2.94x)
rgb24toyv12_512_16_c:     88111.6           42346.8
rgb24toyv12_512_16_neon:  29126.6 ( 3.03x)  14411.2 ( 2.94x)
rgb24toyv12_1920_4_c:     82068.1           39620.0
rgb24toyv12_1920_4_neon:  27011.6 ( 3.04x)  13492.2 ( 2.94x)
2024-09-06 23:11:13 +02:00

50 lines
1.9 KiB
C

/*
* 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 <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/aarch64/cpu.h"
#include "libavutil/cpu.h"
#include "libavutil/bswap.h"
#include "libswscale/rgb2rgb.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale_internal.h"
void ff_rgb24toyv12_neon(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
uint8_t *vdst, int width, int height, int lumStride,
int chromStride, int srcStride, int32_t *rgb2yuv);
void ff_interleave_bytes_neon(const uint8_t *src1, const uint8_t *src2,
uint8_t *dest, int width, int height,
int src1Stride, int src2Stride, int dstStride);
void ff_deinterleave_bytes_neon(const uint8_t *src, uint8_t *dst1, uint8_t *dst2,
int width, int height, int srcStride,
int dst1Stride, int dst2Stride);
av_cold void rgb2rgb_init_aarch64(void)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
ff_rgb24toyv12 = ff_rgb24toyv12_neon;
interleaveBytes = ff_interleave_bytes_neon;
deinterleaveBytes = ff_deinterleave_bytes_neon;
}
}