FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavfilter/x86/vf_colordetect_init.c
Date: 2026-05-01 13:04:54
Exec Total Coverage
Lines: 15 25 60.0%
Functions: 7 13 53.8%
Branches: 22 46 47.8%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2025 Niklas Haas
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/x86/cpu.h"
23 #include "libavfilter/vf_colordetectdsp.h"
24
25 #define DETECT_RANGE_FUNC(FUNC_NAME, ASM_FUNC_NAME, C_FUNC_NAME, SHIFT, MMSIZE) \
26 int ASM_FUNC_NAME(const uint8_t *src, ptrdiff_t stride, \
27 ptrdiff_t width, ptrdiff_t height, int min, int max); \
28 \
29 static int FUNC_NAME(const uint8_t *src, ptrdiff_t stride, \
30 ptrdiff_t width, ptrdiff_t height, int min, int max) \
31 { \
32 ptrdiff_t bytes = (width << SHIFT) & ~(MMSIZE - 1); \
33 int ret = ASM_FUNC_NAME(src, stride, bytes, height, min, max); \
34 if (ret == FF_ALPHA_STRAIGHT) \
35 return ret; \
36 \
37 return ret | C_FUNC_NAME(src + bytes, stride, width - (bytes >> SHIFT), \
38 height, min, max); \
39 }
40
41 #define DETECT_ALPHA_FUNC(FUNC_NAME, ASM_FUNC_NAME, C_FUNC_NAME, SHIFT, MMSIZE) \
42 int ASM_FUNC_NAME(const uint8_t *color, ptrdiff_t color_stride, \
43 const uint8_t *alpha, ptrdiff_t alpha_stride, \
44 ptrdiff_t width, ptrdiff_t height, int p, int q, int k); \
45 \
46 static int FUNC_NAME(const uint8_t *color, ptrdiff_t color_stride, \
47 const uint8_t *alpha, ptrdiff_t alpha_stride, \
48 ptrdiff_t width, ptrdiff_t height, int p, int q, int k) \
49 { \
50 ptrdiff_t bytes = (width << SHIFT) & ~(MMSIZE - 1); \
51 int ret = ASM_FUNC_NAME(color, color_stride, alpha, alpha_stride, \
52 bytes, height, p, q, k); \
53 if (ret == FF_ALPHA_STRAIGHT) \
54 return ret; \
55 \
56 return ret | C_FUNC_NAME(color + bytes, color_stride, alpha + bytes, \
57 alpha_stride, width - (bytes >> SHIFT), height, \
58 p, q, k); \
59 }
60
61 #if HAVE_AVX512ICL_EXTERNAL
62 ✗ DETECT_RANGE_FUNC(detect_range_avx512icl, ff_detect_rangeb_avx512icl, ff_detect_range_c, 0, 64)
63 ✗ DETECT_RANGE_FUNC(detect_range16_avx512icl, ff_detect_rangew_avx512icl, ff_detect_range16_c, 1, 64)
64 ✗ DETECT_ALPHA_FUNC(detect_alpha_full_avx512icl, ff_detect_alphab_full_avx512icl, ff_detect_alpha_full_c, 0, 64)
65 ✗ DETECT_ALPHA_FUNC(detect_alpha16_full_avx512icl, ff_detect_alphaw_full_avx512icl, ff_detect_alpha16_full_c, 1, 64)
66 ✗ DETECT_ALPHA_FUNC(detect_alpha_limited_avx512icl, ff_detect_alphab_limited_avx512icl, ff_detect_alpha_limited_c, 0, 64)
67 ✗ DETECT_ALPHA_FUNC(detect_alpha16_limited_avx512icl, ff_detect_alphaw_limited_avx512icl, ff_detect_alpha16_limited_c, 1, 64)
68 #endif
69 #if HAVE_AVX2_EXTERNAL
70
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 16 DETECT_RANGE_FUNC(detect_range_avx2, ff_detect_rangeb_avx2, ff_detect_range_c, 0, 32)
71
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 16 DETECT_RANGE_FUNC(detect_range16_avx2, ff_detect_rangew_avx2, ff_detect_range16_c, 1, 32)
72
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 17 DETECT_ALPHA_FUNC(detect_alpha_full_avx2, ff_detect_alphab_full_avx2, ff_detect_alpha_full_c, 0, 32)
73
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 17 DETECT_ALPHA_FUNC(detect_alpha16_full_avx2, ff_detect_alphaw_full_avx2, ff_detect_alpha16_full_c, 1, 32)
74
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 17 DETECT_ALPHA_FUNC(detect_alpha_limited_avx2, ff_detect_alphab_limited_avx2, ff_detect_alpha_limited_c, 0, 32)
75
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 17 DETECT_ALPHA_FUNC(detect_alpha16_limited_avx2, ff_detect_alphaw_limited_avx2, ff_detect_alpha16_limited_c, 1, 32)
76 #endif
77
78 84 av_cold void ff_color_detect_dsp_init_x86(FFColorDetectDSPContext *dsp, int depth,
79 enum AVColorRange color_range)
80 {
81 84 int cpu_flags = av_get_cpu_flags();
82 #if HAVE_AVX2_EXTERNAL
83
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 84 if (EXTERNAL_AVX2_FAST(cpu_flags)) {
84
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 6 dsp->detect_range = depth > 8 ? detect_range16_avx2 : detect_range_avx2;
85
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 6 if (color_range == AVCOL_RANGE_JPEG) {
86
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 2 dsp->detect_alpha = depth > 8 ? detect_alpha16_full_avx2 : detect_alpha_full_avx2;
87 } else {
88
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 4 dsp->detect_alpha = depth > 8 ? detect_alpha16_limited_avx2 : detect_alpha_limited_avx2;
89 }
90 }
91 #endif
92 #if HAVE_AVX512ICL_EXTERNAL
93
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 84 if (EXTERNAL_AVX512ICL(cpu_flags)) {
94 ✗ dsp->detect_range = depth > 8 ? detect_range16_avx512icl : detect_range_avx512icl;
95 ✗ if (color_range == AVCOL_RANGE_JPEG) {
96 ✗ dsp->detect_alpha = depth > 8 ? detect_alpha16_full_avx512icl : detect_alpha_full_avx512icl;
97 } else {
98 ✗ dsp->detect_alpha = depth > 8 ? detect_alpha16_limited_avx512icl : detect_alpha_limited_avx512icl;
99 }
100 }
101 #endif
102 84 }
103