| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * SIMD-optimized pixel operations | ||
| 3 | * | ||
| 4 | * This file is part of FFmpeg. | ||
| 5 | * | ||
| 6 | * FFmpeg is free software; you can redistribute it and/or | ||
| 7 | * modify it under the terms of the GNU Lesser General Public | ||
| 8 | * License as published by the Free Software Foundation; either | ||
| 9 | * version 2.1 of the License, or (at your option) any later version. | ||
| 10 | * | ||
| 11 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 14 | * Lesser General Public License for more details. | ||
| 15 | * | ||
| 16 | * You should have received a copy of the GNU Lesser General Public | ||
| 17 | * License along with FFmpeg; if not, write to the Free Software | ||
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 19 | */ | ||
| 20 | |||
| 21 | #include "libavutil/attributes.h" | ||
| 22 | #include "libavutil/cpu.h" | ||
| 23 | #include "libavutil/x86/cpu.h" | ||
| 24 | #include "libavcodec/pixblockdsp.h" | ||
| 25 | |||
| 26 | void ff_get_pixels_sse2(int16_t *block, const uint8_t *pixels, ptrdiff_t stride); | ||
| 27 | void ff_diff_pixels_sse2(int16_t *block, const uint8_t *s1, const uint8_t *s2, | ||
| 28 | ptrdiff_t stride); | ||
| 29 | |||
| 30 | 322 | av_cold void ff_pixblockdsp_init_x86(PixblockDSPContext *c, | |
| 31 | AVCodecContext *avctx, | ||
| 32 | unsigned high_bit_depth) | ||
| 33 | { | ||
| 34 | 322 | int cpu_flags = av_get_cpu_flags(); | |
| 35 | |||
| 36 |
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322 | if (EXTERNAL_SSE2(cpu_flags)) { |
| 37 |
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10 | if (!high_bit_depth) { |
| 38 | 10 | c->get_pixels_unaligned = | |
| 39 | 10 | c->get_pixels = ff_get_pixels_sse2; | |
| 40 | } | ||
| 41 | 10 | c->diff_pixels_unaligned = | |
| 42 | 10 | c->diff_pixels = ff_diff_pixels_sse2; | |
| 43 | } | ||
| 44 | 322 | } | |
| 45 |