FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/x86/blockdsp_init.c
Date: 2021-09-23 20:34:37
Exec Total Coverage
Lines: 11 11 100.0%
Branches: 7 8 87.5%

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 <stdint.h>
20
21 #include "config.h"
22 #include "libavutil/attributes.h"
23 #include "libavutil/internal.h"
24 #include "libavutil/cpu.h"
25 #include "libavutil/x86/cpu.h"
26 #include "libavcodec/blockdsp.h"
27 #include "libavcodec/version.h"
28
29 void ff_clear_block_mmx(int16_t *block);
30 void ff_clear_block_sse(int16_t *block);
31 void ff_clear_block_avx(int16_t *block);
32 void ff_clear_blocks_mmx(int16_t *blocks);
33 void ff_clear_blocks_sse(int16_t *blocks);
34 void ff_clear_blocks_avx(int16_t *blocks);
35
36 1373 av_cold void ff_blockdsp_init_x86(BlockDSPContext *c,
37 AVCodecContext *avctx)
38 {
39 #if HAVE_X86ASM
40 1373 int cpu_flags = av_get_cpu_flags();
41
42
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1373 if (EXTERNAL_MMX(cpu_flags)) {
43 173 c->clear_block = ff_clear_block_mmx;
44 173 c->clear_blocks = ff_clear_blocks_mmx;
45 }
46
47 /* XvMCCreateBlocks() may not allocate 16-byte aligned blocks */
48 if (CONFIG_XVMC && avctx->hwaccel && avctx->hwaccel->decode_mb)
49 return;
50
51
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1373 if (EXTERNAL_SSE(cpu_flags)) {
52 171 c->clear_block = ff_clear_block_sse;
53 171 c->clear_blocks = ff_clear_blocks_sse;
54 }
55
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1373 if (EXTERNAL_AVX_FAST(cpu_flags)) {
56 164 c->clear_block = ff_clear_block_avx;
57 164 c->clear_blocks = ff_clear_blocks_avx;
58 }
59 #endif /* HAVE_X86ASM */
60 }
61