mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-18 03:19:31 +02:00
636631d9db
Some of these were made possible by moving several common macros to libavutil/macros.h. While just at it, also improve the other headers a bit. Reviewed-by: Martin Storsjö <martin@martin.st> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
49 lines
1.8 KiB
C
49 lines
1.8 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 <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
#include "libavutil/cpu.h"
|
|
#include "libavutil/error.h"
|
|
#include "libavutil/imgutils_internal.h"
|
|
#include "libavutil/macros.h"
|
|
|
|
#include "cpu.h"
|
|
|
|
void ff_image_copy_plane_uc_from_sse4(uint8_t *dst, ptrdiff_t dst_linesize,
|
|
const uint8_t *src, ptrdiff_t src_linesize,
|
|
ptrdiff_t bytewidth, int height);
|
|
|
|
int ff_image_copy_plane_uc_from_x86(uint8_t *dst, ptrdiff_t dst_linesize,
|
|
const uint8_t *src, ptrdiff_t src_linesize,
|
|
ptrdiff_t bytewidth, int height)
|
|
{
|
|
int cpu_flags = av_get_cpu_flags();
|
|
ptrdiff_t bw_aligned = FFALIGN(bytewidth, 64);
|
|
|
|
if (EXTERNAL_SSE4(cpu_flags) &&
|
|
bw_aligned <= dst_linesize && bw_aligned <= src_linesize)
|
|
ff_image_copy_plane_uc_from_sse4(dst, dst_linesize, src, src_linesize,
|
|
bw_aligned, height);
|
|
else
|
|
return AVERROR(ENOSYS);
|
|
|
|
return 0;
|
|
}
|