1 /*
2 * Apple ProRes compatible decoder
3 *
4 * Copyright (c) 2010-2011 Maxim Poliakovski
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include "libavutil/attributes.h"
24 #include "libavutil/x86/cpu.h"
25 #include "libavcodec/idctdsp.h"
26 #include "libavcodec/proresdsp.h"
27
28 void ff_prores_idct_put_10_sse2(uint16_t *dst, ptrdiff_t linesize,
29 int16_t *block, const int16_t *qmat);
30 void ff_prores_idct_put_10_avx (uint16_t *dst, ptrdiff_t linesize,
31 int16_t *block, const int16_t *qmat);
32
ff_proresdsp_init_x86(ProresDSPContext * dsp,AVCodecContext * avctx)33 av_cold void ff_proresdsp_init_x86(ProresDSPContext *dsp, AVCodecContext *avctx)
34 {
35 #if ARCH_X86_64
36 int cpu_flags = av_get_cpu_flags();
37
38 if (avctx->bits_per_raw_sample == 10){
39 if (EXTERNAL_SSE2(cpu_flags)) {
40 dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
41 dsp->idct_put = ff_prores_idct_put_10_sse2;
42 }
43
44 if (EXTERNAL_AVX(cpu_flags)) {
45 dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
46 dsp->idct_put = ff_prores_idct_put_10_avx;
47 }
48 }
49 #endif /* ARCH_X86_64 */
50 }
51