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pineappleEA
2021-02-09 04:25:58 +01:00
parent de64eab4b4
commit 3d5a9d908a
7336 changed files with 1773492 additions and 111 deletions
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82
externals/ffmpeg/libavcodec/utvideodsp.c vendored Executable file
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/*
* 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 "utvideodsp.h"
static void restore_rgb_planes_c(uint8_t *src_r,
uint8_t *src_g,
uint8_t *src_b,
ptrdiff_t linesize_r,
ptrdiff_t linesize_g,
ptrdiff_t linesize_b,
int width, int height)
{
uint8_t r, g, b;
int i, j;
for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) {
r = src_r[i];
g = src_g[i];
b = src_b[i];
src_r[i] = r + g - 0x80;
src_b[i] = b + g - 0x80;
}
src_r += linesize_r;
src_g += linesize_g;
src_b += linesize_b;
}
}
static void restore_rgb_planes10_c(uint16_t *src_r,
uint16_t *src_g,
uint16_t *src_b,
ptrdiff_t linesize_r,
ptrdiff_t linesize_g,
ptrdiff_t linesize_b,
int width, int height)
{
int r, g, b;
int i, j;
for (j = 0; j < height; j++) {
for (i = 0; i < width; i++) {
r = src_r[i];
g = src_g[i];
b = src_b[i];
src_r[i] = (r + g - 0x200) & 0x3FF;
src_b[i] = (b + g - 0x200) & 0x3FF;
}
src_r += linesize_r;
src_g += linesize_g;
src_b += linesize_b;
}
}
av_cold void ff_utvideodsp_init(UTVideoDSPContext *c)
{
c->restore_rgb_planes = restore_rgb_planes_c;
c->restore_rgb_planes10 = restore_rgb_planes10_c;
if (ARCH_X86)
ff_utvideodsp_init_x86(c);
}