blob: d4218b18f63dc6befc369478d52281176c62ae0b [file] [log] [blame] [edit]
/*
* Copyright (c) 2018 Paul B Mahol
*
* 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 "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/vf_overlay.h"
int ff_overlay_row_44_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
int w, ptrdiff_t alinesize);
int ff_overlay_row_20_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
int w, ptrdiff_t alinesize);
int ff_overlay_row_22_sse4(uint8_t *d, uint8_t *da, uint8_t *s, uint8_t *a,
int w, ptrdiff_t alinesize);
av_cold void ff_overlay_init_x86(OverlayContext *s, int format, int pix_format,
int alpha_format, int main_has_alpha)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE4(cpu_flags) &&
(format == OVERLAY_FORMAT_YUV444 ||
format == OVERLAY_FORMAT_GBRP) &&
alpha_format == 0 && main_has_alpha == 0) {
s->blend_row[0] = ff_overlay_row_44_sse4;
s->blend_row[1] = ff_overlay_row_44_sse4;
s->blend_row[2] = ff_overlay_row_44_sse4;
}
if (EXTERNAL_SSE4(cpu_flags) &&
(pix_format == AV_PIX_FMT_YUV420P) &&
(format == OVERLAY_FORMAT_YUV420) &&
alpha_format == 0 && main_has_alpha == 0) {
s->blend_row[0] = ff_overlay_row_44_sse4;
s->blend_row[1] = ff_overlay_row_20_sse4;
s->blend_row[2] = ff_overlay_row_20_sse4;
}
if (EXTERNAL_SSE4(cpu_flags) &&
(format == OVERLAY_FORMAT_YUV422) &&
alpha_format == 0 && main_has_alpha == 0) {
s->blend_row[0] = ff_overlay_row_44_sse4;
s->blend_row[1] = ff_overlay_row_22_sse4;
s->blend_row[2] = ff_overlay_row_22_sse4;
}
}