1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include <stddef.h>
20 #include <stdint.h>
21
27
29
32 ptrdiff_t bytewidth,
int height);
33
36 ptrdiff_t bytewidth,
int height)
37 {
39 ptrdiff_t bw_aligned =
FFALIGN(bytewidth, 64);
40
42 bw_aligned <= dst_linesize && bw_aligned <= src_linesize)
44 bw_aligned, height);
45 else
47
48 return 0;
49 }
static atomic_int cpu_flags
#define EXTERNAL_SSE4(flags)
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)
common internal API header
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
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)