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FFmpeg/libavcodec/x86/proresdsp_init.c
Diego Biurrun 3fd22538bc prores: Change type of stride parameters to ptrdiff_t
This avoids SIMD-optimized functions having to sign-extend their
line size argument manually to be able to do pointer arithmetic.

Also adjust parameter names to be "linesize" everywhere.
2016-08-26 11:50:21 +02:00

56 lines
2.0 KiB
C

/*
* Apple ProRes compatible decoder
*
* Copyright (c) 2010-2011 Maxim Poliakovski
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; 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/idctdsp.h"
#include "libavcodec/proresdsp.h"
void ff_prores_idct_put_10_sse2(uint16_t *dst, ptrdiff_t linesize,
int16_t *block, const int16_t *qmat);
void ff_prores_idct_put_10_sse4(uint16_t *dst, ptrdiff_t linesize,
int16_t *block, const int16_t *qmat);
void ff_prores_idct_put_10_avx (uint16_t *dst, ptrdiff_t linesize,
int16_t *block, const int16_t *qmat);
av_cold void ff_proresdsp_init_x86(ProresDSPContext *dsp)
{
#if ARCH_X86_64
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE2(cpu_flags)) {
dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
dsp->idct_put = ff_prores_idct_put_10_sse2;
}
if (EXTERNAL_SSE4(cpu_flags)) {
dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
dsp->idct_put = ff_prores_idct_put_10_sse4;
}
if (EXTERNAL_AVX(cpu_flags)) {
dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
dsp->idct_put = ff_prores_idct_put_10_avx;
}
#endif /* ARCH_X86_64 */
}