mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-30 03:12:08 +00:00
e0604d508e
This allows speeding up format conversions from yuv420 to nv12.
Cortex A53 A72 A73
interleave_bytes_c: 86077.5 51433.0 66972.0
interleave_bytes_neon: 19701.7 23019.2 15859.2
interleave_bytes_aligned_c: 86603.0 52017.2 67484.2
interleave_bytes_aligned_neon: 9061.0 7623.0 6309.0
Signed-off-by: Martin Storsjö <martin@martin.st>
42 lines
1.4 KiB
C
42 lines
1.4 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_interleave_bytes_neon(const uint8_t *src1, const uint8_t *src2,
|
|
uint8_t *dest, int width, int height,
|
|
int src1Stride, int src2Stride, int dstStride);
|
|
|
|
av_cold void rgb2rgb_init_aarch64(void)
|
|
{
|
|
int cpu_flags = av_get_cpu_flags();
|
|
|
|
if (have_neon(cpu_flags)) {
|
|
interleaveBytes = ff_interleave_bytes_neon;
|
|
}
|
|
}
|