| Line | Branch | Exec | Source |
|---|---|---|---|
| 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 "config.h" | ||
| 20 | #include "libavutil/attributes.h" | ||
| 21 | #include "libavutil/cpu.h" | ||
| 22 | #include "libavutil/x86/cpu.h" | ||
| 23 | #include "libavcodec/idctdsp.h" | ||
| 24 | #include "libavcodec/xvididct.h" | ||
| 25 | |||
| 26 | #include "xvididct.h" | ||
| 27 | |||
| 28 | 4 | av_cold void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx, | |
| 29 | unsigned high_bit_depth) | ||
| 30 | { | ||
| 31 | #if HAVE_X86ASM | ||
| 32 | 4 | int cpu_flags = av_get_cpu_flags(); | |
| 33 | |||
| 34 |
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4 | if (high_bit_depth || |
| 35 |
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4 | !(avctx->idct_algo == FF_IDCT_AUTO || |
| 36 |
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4 | avctx->idct_algo == FF_IDCT_XVID)) |
| 37 | ✗ | return; | |
| 38 | |||
| 39 |
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4 | if (EXTERNAL_SSE2(cpu_flags)) { |
| 40 | 2 | c->idct_put = ff_xvid_idct_put_sse2; | |
| 41 | 2 | c->idct_add = ff_xvid_idct_add_sse2; | |
| 42 | 2 | c->idct = ff_xvid_idct_sse2; | |
| 43 | 2 | c->perm_type = FF_IDCT_PERM_SSE2; | |
| 44 | } | ||
| 45 | #endif /* HAVE_X86ASM */ | ||
| 46 | } | ||
| 47 |