| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * RV30/40 MMX/SSE2 optimizations | ||
| 3 | * Copyright (C) 2012 Christophe Gisquet <christophe.gisquet@gmail.com> | ||
| 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/rv34dsp.h" | ||
| 26 | |||
| 27 | void ff_rv34_idct_dc_mmxext(int16_t *block); | ||
| 28 | void ff_rv34_idct_dc_noround_mmxext(int16_t *block); | ||
| 29 | void ff_rv34_idct_dc_add_sse2(uint8_t *dst, ptrdiff_t stride, int dc); | ||
| 30 | void ff_rv34_idct_dc_add_sse4(uint8_t *dst, ptrdiff_t stride, int dc); | ||
| 31 | void ff_rv34_idct_add_mmxext(uint8_t *dst, ptrdiff_t stride, int16_t *block); | ||
| 32 | |||
| 33 | 22 | av_cold void ff_rv34dsp_init_x86(RV34DSPContext* c) | |
| 34 | { | ||
| 35 | 22 | int cpu_flags = av_get_cpu_flags(); | |
| 36 | |||
| 37 |
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22 | if (EXTERNAL_MMXEXT(cpu_flags)) { |
| 38 | 11 | c->rv34_inv_transform_dc = ff_rv34_idct_dc_noround_mmxext; | |
| 39 | 11 | c->rv34_idct_add = ff_rv34_idct_add_mmxext; | |
| 40 | } | ||
| 41 |
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22 | if (EXTERNAL_SSE2(cpu_flags)) |
| 42 | 9 | c->rv34_idct_dc_add = ff_rv34_idct_dc_add_sse2; | |
| 43 |
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22 | if (EXTERNAL_SSE4(cpu_flags)) |
| 44 | 6 | c->rv34_idct_dc_add = ff_rv34_idct_dc_add_sse4; | |
| 45 | 22 | } | |
| 46 |