1 |
|
|
/* |
2 |
|
|
* SIMD-optimized HuffYUV encoding functions |
3 |
|
|
* Copyright (c) 2000, 2001 Fabrice Bellard |
4 |
|
|
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
5 |
|
|
* |
6 |
|
|
* MMX optimization by Nick Kurshev <nickols_k@mail.ru> |
7 |
|
|
* |
8 |
|
|
* This file is part of FFmpeg. |
9 |
|
|
* |
10 |
|
|
* FFmpeg is free software; you can redistribute it and/or |
11 |
|
|
* modify it under the terms of the GNU Lesser General Public |
12 |
|
|
* License as published by the Free Software Foundation; either |
13 |
|
|
* version 2.1 of the License, or (at your option) any later version. |
14 |
|
|
* |
15 |
|
|
* FFmpeg is distributed in the hope that it will be useful, |
16 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
18 |
|
|
* Lesser General Public License for more details. |
19 |
|
|
* |
20 |
|
|
* You should have received a copy of the GNU Lesser General Public |
21 |
|
|
* License along with FFmpeg; if not, write to the Free Software |
22 |
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
23 |
|
|
*/ |
24 |
|
|
|
25 |
|
|
#include "libavutil/attributes.h" |
26 |
|
|
#include "libavutil/cpu.h" |
27 |
|
|
#include "libavutil/pixdesc.h" |
28 |
|
|
#include "libavutil/x86/cpu.h" |
29 |
|
|
#include "libavcodec/huffyuvencdsp.h" |
30 |
|
|
|
31 |
|
|
void ff_diff_int16_mmx (uint16_t *dst, const uint16_t *src1, const uint16_t *src2, |
32 |
|
|
unsigned mask, int w); |
33 |
|
|
void ff_diff_int16_sse2(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, |
34 |
|
|
unsigned mask, int w); |
35 |
|
|
void ff_diff_int16_avx2(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, |
36 |
|
|
unsigned mask, int w); |
37 |
|
|
void ff_sub_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, |
38 |
|
|
unsigned mask, int w, int *left, int *left_top); |
39 |
|
|
|
40 |
|
32 |
av_cold void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c, AVCodecContext *avctx) |
41 |
|
|
{ |
42 |
|
32 |
av_unused int cpu_flags = av_get_cpu_flags(); |
43 |
|
32 |
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(avctx->pix_fmt); |
44 |
|
|
|
45 |
|
|
if (ARCH_X86_32 && EXTERNAL_MMX(cpu_flags)) { |
46 |
|
|
c->diff_int16 = ff_diff_int16_mmx; |
47 |
|
|
} |
48 |
|
|
|
49 |
✗✓✗✗
✗✗ |
32 |
if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc && pix_desc->comp[0].depth<16) { |
50 |
|
|
c->sub_hfyu_median_pred_int16 = ff_sub_hfyu_median_pred_int16_mmxext; |
51 |
|
|
} |
52 |
|
|
|
53 |
✗✓ |
32 |
if (EXTERNAL_SSE2(cpu_flags)) { |
54 |
|
|
c->diff_int16 = ff_diff_int16_sse2; |
55 |
|
|
} |
56 |
|
|
|
57 |
✗✓✗✗
|
32 |
if (EXTERNAL_AVX2_FAST(cpu_flags)) { |
58 |
|
|
c->diff_int16 = ff_diff_int16_avx2; |
59 |
|
|
} |
60 |
|
32 |
} |