ffmpeg/libavcodec/x86/dnxhdenc_init.c

40 lines
1.4 KiB
C

/*
* VC3/DNxHD SIMD functions
* Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
*
* VC-3 encoder funded by the British Broadcasting Corporation
*
* 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/x86/cpu.h"
#include "libavcodec/dnxhdenc.h"
void ff_get_pixels_8x4_sym_sse2(int16_t *block, const uint8_t *pixels,
ptrdiff_t line_size);
av_cold void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx)
{
#if HAVE_SSE2_EXTERNAL
if (EXTERNAL_SSE2(av_get_cpu_flags())) {
if (ctx->cid_table->bit_depth == 8)
ctx->get_pixels_8x4_sym = ff_get_pixels_8x4_sym_sse2;
}
#endif /* HAVE_SSE2_EXTERNAL */
}