| 1 | /* |
| 2 | * This file is part of FFmpeg. |
| 3 | * |
| 4 | * FFmpeg is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 2.1 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * FFmpeg is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Lesser General Public |
| 15 | * License along with FFmpeg; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 17 | */ |
| 18 | |
| 19 | #include <stdint.h> |
| 20 | |
| 21 | #include "config.h" |
| 22 | #include "libavutil/attributes.h" |
| 23 | #include "libavutil/cpu.h" |
| 24 | #include "libavutil/x86/cpu.h" |
| 25 | #include "libavcodec/h264chroma.h" |
| 26 | |
| 27 | void ff_put_h264_chroma_mc8_rnd_mmx (uint8_t *dst, uint8_t *src, |
| 28 | int stride, int h, int x, int y); |
| 29 | void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, uint8_t *src, |
| 30 | int stride, int h, int x, int y); |
| 31 | void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst, uint8_t *src, |
| 32 | int stride, int h, int x, int y); |
| 33 | |
| 34 | void ff_put_h264_chroma_mc4_mmx (uint8_t *dst, uint8_t *src, |
| 35 | int stride, int h, int x, int y); |
| 36 | void ff_avg_h264_chroma_mc4_mmxext (uint8_t *dst, uint8_t *src, |
| 37 | int stride, int h, int x, int y); |
| 38 | void ff_avg_h264_chroma_mc4_3dnow (uint8_t *dst, uint8_t *src, |
| 39 | int stride, int h, int x, int y); |
| 40 | |
| 41 | void ff_put_h264_chroma_mc2_mmxext (uint8_t *dst, uint8_t *src, |
| 42 | int stride, int h, int x, int y); |
| 43 | void ff_avg_h264_chroma_mc2_mmxext (uint8_t *dst, uint8_t *src, |
| 44 | int stride, int h, int x, int y); |
| 45 | |
| 46 | void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src, |
| 47 | int stride, int h, int x, int y); |
| 48 | void ff_put_h264_chroma_mc4_ssse3 (uint8_t *dst, uint8_t *src, |
| 49 | int stride, int h, int x, int y); |
| 50 | |
| 51 | void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src, |
| 52 | int stride, int h, int x, int y); |
| 53 | void ff_avg_h264_chroma_mc4_ssse3 (uint8_t *dst, uint8_t *src, |
| 54 | int stride, int h, int x, int y); |
| 55 | |
| 56 | #define CHROMA_MC(OP, NUM, DEPTH, OPT) \ |
| 57 | void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT \ |
| 58 | (uint8_t *dst, uint8_t *src, \ |
| 59 | int stride, int h, int x, int y); |
| 60 | |
| 61 | CHROMA_MC(put, 2, 10, mmxext) |
| 62 | CHROMA_MC(avg, 2, 10, mmxext) |
| 63 | CHROMA_MC(put, 4, 10, mmxext) |
| 64 | CHROMA_MC(avg, 4, 10, mmxext) |
| 65 | CHROMA_MC(put, 8, 10, sse2) |
| 66 | CHROMA_MC(avg, 8, 10, sse2) |
| 67 | CHROMA_MC(put, 8, 10, avx) |
| 68 | CHROMA_MC(avg, 8, 10, avx) |
| 69 | |
| 70 | av_cold void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth) |
| 71 | { |
| 72 | int high_bit_depth = bit_depth > 8; |
| 73 | int cpu_flags = av_get_cpu_flags(); |
| 74 | |
| 75 | if (EXTERNAL_MMX(cpu_flags) && !high_bit_depth) { |
| 76 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx; |
| 77 | c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx; |
| 78 | } |
| 79 | |
| 80 | if (EXTERNAL_AMD3DNOW(cpu_flags) && !high_bit_depth) { |
| 81 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_3dnow; |
| 82 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_3dnow; |
| 83 | } |
| 84 | |
| 85 | if (EXTERNAL_MMXEXT(cpu_flags) && !high_bit_depth) { |
| 86 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext; |
| 87 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext; |
| 88 | c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext; |
| 89 | c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext; |
| 90 | } |
| 91 | |
| 92 | if (EXTERNAL_MMXEXT(cpu_flags) && bit_depth > 8 && bit_depth <= 10) { |
| 93 | c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext; |
| 94 | c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext; |
| 95 | c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext; |
| 96 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext; |
| 97 | } |
| 98 | |
| 99 | if (EXTERNAL_SSE2(cpu_flags) && bit_depth > 8 && bit_depth <= 10) { |
| 100 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2; |
| 101 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2; |
| 102 | } |
| 103 | |
| 104 | if (EXTERNAL_SSSE3(cpu_flags) && !high_bit_depth) { |
| 105 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3; |
| 106 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3; |
| 107 | c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3; |
| 108 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3; |
| 109 | } |
| 110 | |
| 111 | if (EXTERNAL_AVX(cpu_flags) && bit_depth > 8 && bit_depth <= 10) { |
| 112 | // AVX implies !cache64. |
| 113 | // TODO: Port cache(32|64) detection from x264. |
| 114 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx; |
| 115 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx; |
| 116 | } |
| 117 | } |