mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
1.3 KiB
38 lines
1.3 KiB
9 years ago
|
/*
|
||
|
|
* 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 "config.h"
|
||
|
|
#include "libswscale/swscale.h"
|
||
|
|
#include "libswscale/swscale_internal.h"
|
||
|
|
#include "libavutil/arm/cpu.h"
|
||
|
|
|
||
|
|
void ff_hscale_8_to_15_neon(SwsContext *c, int16_t *dst, int dstW,
|
||
|
|
const uint8_t *src, const int16_t *filter,
|
||
|
|
const int32_t *filterPos, int filterSize);
|
||
|
|
|
||
|
|
av_cold void ff_sws_init_swscale_arm(SwsContext *c)
|
||
|
|
{
|
||
|
|
int cpu_flags = av_get_cpu_flags();
|
||
|
|
|
||
|
|
if (have_neon(cpu_flags)) {
|
||
|
|
if (c->srcBpc == 8 && c->dstBpc <= 14) {
|
||
|
|
c->hyScale = c->hcScale = ff_hscale_8_to_15_neon;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|