1 /*
2 * SIMD optimized JPEG 2000 DSP functions
3 * Copyright (c) 2015 James Almer
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include "libavutil/attributes.h"
23 #include "libavutil/cpu.h"
24 #include "libavutil/x86/cpu.h"
25 #include "libavcodec/jpeg2000dsp.h"
26
27 void ff_ict_float_sse(void *src0, void *src1, void *src2, int csize);
28 void ff_ict_float_avx(void *src0, void *src1, void *src2, int csize);
29 void ff_ict_float_fma3(void *src0, void *src1, void *src2, int csize);
30 void ff_ict_float_fma4(void *src0, void *src1, void *src2, int csize);
31 void ff_rct_int_sse2 (void *src0, void *src1, void *src2, int csize);
32 void ff_rct_int_avx2 (void *src0, void *src1, void *src2, int csize);
33
ff_jpeg2000dsp_init_x86(Jpeg2000DSPContext * c)34 av_cold void ff_jpeg2000dsp_init_x86(Jpeg2000DSPContext *c)
35 {
36 int cpu_flags = av_get_cpu_flags();
37 if (EXTERNAL_SSE(cpu_flags)) {
38 c->mct_decode[FF_DWT97] = ff_ict_float_sse;
39 }
40
41 if (EXTERNAL_SSE2(cpu_flags)) {
42 c->mct_decode[FF_DWT53] = ff_rct_int_sse2;
43 }
44
45 if (EXTERNAL_AVX_FAST(cpu_flags)) {
46 c->mct_decode[FF_DWT97] = ff_ict_float_avx;
47 }
48
49 if (EXTERNAL_FMA4(cpu_flags)) {
50 c->mct_decode[FF_DWT97] = ff_ict_float_fma4;
51 }
52
53 if (EXTERNAL_FMA3_FAST(cpu_flags)) {
54 c->mct_decode[FF_DWT97] = ff_ict_float_fma3;
55 }
56
57 if (EXTERNAL_AVX2_FAST(cpu_flags)) {
58 c->mct_decode[FF_DWT53] = ff_rct_int_avx2;
59 }
60 }
61