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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-11-23 21:54:53 +02:00
Files
FFmpeg/libswscale/aarch64/rgb2rgb.c
Krzysztof Pyrkosz b92577405b swscale/aarch64/rgb2rgb_neon: Implemented {yuyv, uyvy}toyuv{420, 422}
A78:
uyvytoyuv420_neon:                                    6112.5 ( 6.96x)
uyvytoyuv422_neon:                                    6696.0 ( 6.32x)
yuyvtoyuv420_neon:                                    6113.0 ( 6.95x)
yuyvtoyuv422_neon:                                    6695.2 ( 6.31x)

A72:
uyvytoyuv420_neon:                                    9512.1 ( 6.09x)
uyvytoyuv422_neon:                                    9766.8 ( 6.32x)
yuyvtoyuv420_neon:                                    9639.1 ( 6.00x)
yuyvtoyuv422_neon:                                    9779.0 ( 6.03x)

A53:
uyvytoyuv420_neon:                                   12720.1 ( 9.10x)
uyvytoyuv422_neon:                                   14282.9 ( 6.71x)
yuyvtoyuv420_neon:                                   12637.4 ( 9.15x)
yuyvtoyuv422_neon:                                   14127.6 ( 6.77x)

Signed-off-by: Martin Storsjö <martin@martin.st>
2025-02-17 11:39:42 +02:00

105 lines
4.9 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"
// Only handle width aligned to 16
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, const int32_t *rgb2yuv);
static void rgb24toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
uint8_t *vdst, int width, int height, int lumStride,
int chromStride, int srcStride, const int32_t *rgb2yuv)
{
int width_align = width & (~15);
if (width_align > 0)
ff_rgb24toyv12_neon(src, ydst, udst, vdst, width_align, height,
lumStride, chromStride, srcStride, rgb2yuv);
if (width_align < width) {
src += width_align * 3;
ydst += width_align;
udst += width_align / 2;
vdst += width_align / 2;
ff_rgb24toyv12_c(src, ydst, udst, vdst, width - width_align, height,
lumStride, chromStride, srcStride, 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);
void ff_shuffle_bytes_0321_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_2103_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_1230_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_3012_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_3210_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_3102_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_2013_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_2130_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_shuffle_bytes_1203_neon(const uint8_t *src, uint8_t *dst, int src_size);
void ff_uyvytoyuv422_neon(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
void ff_uyvytoyuv420_neon(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
void ff_yuyvtoyuv420_neon(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
void ff_yuyvtoyuv422_neon(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
av_cold void rgb2rgb_init_aarch64(void)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
ff_rgb24toyv12 = rgb24toyv12;
interleaveBytes = ff_interleave_bytes_neon;
deinterleaveBytes = ff_deinterleave_bytes_neon;
shuffle_bytes_0321 = ff_shuffle_bytes_0321_neon;
shuffle_bytes_1230 = ff_shuffle_bytes_1230_neon;
shuffle_bytes_2103 = ff_shuffle_bytes_2103_neon;
shuffle_bytes_3012 = ff_shuffle_bytes_3012_neon;
shuffle_bytes_3210 = ff_shuffle_bytes_3210_neon;
shuffle_bytes_3102 = ff_shuffle_bytes_3102_neon;
shuffle_bytes_2013 = ff_shuffle_bytes_2013_neon;
shuffle_bytes_2130 = ff_shuffle_bytes_2130_neon;
shuffle_bytes_1203 = ff_shuffle_bytes_1203_neon;
uyvytoyuv422 = ff_uyvytoyuv422_neon;
uyvytoyuv420 = ff_uyvytoyuv420_neon;
yuyvtoyuv422 = ff_yuyvtoyuv422_neon;
yuyvtoyuv420 = ff_yuyvtoyuv420_neon;
}
}