FFmpeg
proresdsp_init.c
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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 
34 {
35 #if ARCH_X86_64
37 
38  if (avctx->bits_per_raw_sample == 10){
39  if (EXTERNAL_SSE2(cpu_flags)) {
42  }
43 
44  if (EXTERNAL_AVX(cpu_flags)) {
47  }
48  }
49 #endif /* ARCH_X86_64 */
50 }
cpu.h
ProresDSPContext::idct_permutation_type
int idct_permutation_type
Definition: proresdsp.h:31
ff_proresdsp_init_x86
av_cold void ff_proresdsp_init_x86(ProresDSPContext *dsp, AVCodecContext *avctx)
Definition: proresdsp_init.c:33
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:50
ProresDSPContext
Definition: proresdsp.h:30
av_cold
#define av_cold
Definition: attributes.h:90
AVCodecContext::bits_per_raw_sample
int bits_per_raw_sample
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition: avcodec.h:1531
ff_prores_idct_put_10_avx
void ff_prores_idct_put_10_avx(uint16_t *dst, ptrdiff_t linesize, int16_t *block, const int16_t *qmat)
attributes.h
EXTERNAL_SSE2
#define EXTERNAL_SSE2(flags)
Definition: cpu.h:59
proresdsp.h
ff_prores_idct_put_10_sse2
void ff_prores_idct_put_10_sse2(uint16_t *dst, ptrdiff_t linesize, int16_t *block, const int16_t *qmat)
idctdsp.h
EXTERNAL_AVX
#define EXTERNAL_AVX(flags)
Definition: cpu.h:70
FF_IDCT_PERM_TRANSPOSE
@ FF_IDCT_PERM_TRANSPOSE
Definition: idctdsp.h:41
AVCodecContext
main external API structure.
Definition: avcodec.h:501
block
The exact code depends on how similar the blocks are and how related they are to the block
Definition: filter_design.txt:207
ProresDSPContext::idct_put
void(* idct_put)(uint16_t *out, ptrdiff_t linesize, int16_t *block, const int16_t *qmat)
Definition: proresdsp.h:33