FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/tests/checkasm/h264dsp.c
Date: 2025-11-30 00:22:21
Exec Total Coverage
Lines: 210 212 99.1%
Functions: 12 12 100.0%
Branches: 256 411 62.3%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2016 Martin Storsjo
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (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
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 */
20
21 #include <string.h>
22 #include "checkasm.h"
23 #include "libavcodec/h264dsp.h"
24 #include "libavcodec/h264data.h"
25 #include "libavcodec/h264idct.h"
26 #include "libavcodec/h264_parse.h"
27 #include "libavutil/common.h"
28 #include "libavutil/intreadwrite.h"
29 #include "libavutil/mem_internal.h"
30
31 static const uint32_t pixel_mask[5] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff, 0x0fff0fff, 0x3fff3fff };
32 static const uint32_t pixel_mask_lf[3] = { 0xff0fff0f, 0x01ff000f, 0x03ff000f };
33
34 #define SIZEOF_PIXEL ((bit_depth + 7) / 8)
35 #define SIZEOF_COEF (2 * ((bit_depth + 7) / 8))
36 #define PIXEL_STRIDE 16
37
38 #define randomize_buffers(idx) \
39 do { \
40 int x, y; \
41 uint32_t mask = pixel_mask[(idx)]; \
42 for (y = 0; y < sz; y++) { \
43 for (x = 0; x < PIXEL_STRIDE; x += 4) { \
44 AV_WN32A(src + y * PIXEL_STRIDE + x, rnd() & mask); \
45 AV_WN32A(dst + y * PIXEL_STRIDE + x, rnd() & mask); \
46 } \
47 for (x = 0; x < sz; x++) { \
48 if (bit_depth == 8) { \
49 coef[y * sz + x] = src[y * PIXEL_STRIDE + x] - \
50 dst[y * PIXEL_STRIDE + x]; \
51 } else { \
52 ((int32_t *)coef)[y * sz + x] = \
53 ((uint16_t *)src)[y * (PIXEL_STRIDE/2) + x] - \
54 ((uint16_t *)dst)[y * (PIXEL_STRIDE/2) + x]; \
55 } \
56 } \
57 } \
58 } while (0)
59
60 #define dct4x4_impl(size, dctcoef) \
61 static void dct4x4_##size(dctcoef *coef) \
62 { \
63 int i, y, x; \
64 dctcoef tmp[16]; \
65 for (i = 0; i < 4; i++) { \
66 const int z0 = coef[i*4 + 0] + coef[i*4 + 3]; \
67 const int z1 = coef[i*4 + 1] + coef[i*4 + 2]; \
68 const int z2 = coef[i*4 + 0] - coef[i*4 + 3]; \
69 const int z3 = coef[i*4 + 1] - coef[i*4 + 2]; \
70 tmp[i + 4*0] = z0 + z1; \
71 tmp[i + 4*1] = 2*z2 + z3; \
72 tmp[i + 4*2] = z0 - z1; \
73 tmp[i + 4*3] = z2 - 2*z3; \
74 } \
75 for (i = 0; i < 4; i++) { \
76 const int z0 = tmp[i*4 + 0] + tmp[i*4 + 3]; \
77 const int z1 = tmp[i*4 + 1] + tmp[i*4 + 2]; \
78 const int z2 = tmp[i*4 + 0] - tmp[i*4 + 3]; \
79 const int z3 = tmp[i*4 + 1] - tmp[i*4 + 2]; \
80 coef[i*4 + 0] = z0 + z1; \
81 coef[i*4 + 1] = 2*z2 + z3; \
82 coef[i*4 + 2] = z0 - z1; \
83 coef[i*4 + 3] = z2 - 2*z3; \
84 } \
85 for (y = 0; y < 4; y++) { \
86 for (x = 0; x < 4; x++) { \
87 const int64_t scale[] = { 13107 * 10, 8066 * 13, 5243 * 16 }; \
88 const int idx = (y & 1) + (x & 1); \
89 coef[y*4 + x] = (coef[y*4 + x] * scale[idx] + (1 << 14)) >> 15; \
90 } \
91 } \
92 }
93
94 #define DCT8_1D(src, srcstride, dst, dststride) do { \
95 const int a0 = (src)[srcstride * 0] + (src)[srcstride * 7]; \
96 const int a1 = (src)[srcstride * 0] - (src)[srcstride * 7]; \
97 const int a2 = (src)[srcstride * 1] + (src)[srcstride * 6]; \
98 const int a3 = (src)[srcstride * 1] - (src)[srcstride * 6]; \
99 const int a4 = (src)[srcstride * 2] + (src)[srcstride * 5]; \
100 const int a5 = (src)[srcstride * 2] - (src)[srcstride * 5]; \
101 const int a6 = (src)[srcstride * 3] + (src)[srcstride * 4]; \
102 const int a7 = (src)[srcstride * 3] - (src)[srcstride * 4]; \
103 const int b0 = a0 + a6; \
104 const int b1 = a2 + a4; \
105 const int b2 = a0 - a6; \
106 const int b3 = a2 - a4; \
107 const int b4 = a3 + a5 + (a1 + (a1 >> 1)); \
108 const int b5 = a1 - a7 - (a5 + (a5 >> 1)); \
109 const int b6 = a1 + a7 - (a3 + (a3 >> 1)); \
110 const int b7 = a3 - a5 + (a7 + (a7 >> 1)); \
111 (dst)[dststride * 0] = b0 + b1; \
112 (dst)[dststride * 1] = b4 + (b7 >> 2); \
113 (dst)[dststride * 2] = b2 + (b3 >> 1); \
114 (dst)[dststride * 3] = b5 + (b6 >> 2); \
115 (dst)[dststride * 4] = b0 - b1; \
116 (dst)[dststride * 5] = b6 - (b5 >> 2); \
117 (dst)[dststride * 6] = (b2 >> 1) - b3; \
118 (dst)[dststride * 7] = (b4 >> 2) - b7; \
119 } while (0)
120
121 #define dct8x8_impl(size, dctcoef) \
122 static void dct8x8_##size(dctcoef *coef) \
123 { \
124 int i, x, y; \
125 dctcoef tmp[64]; \
126 for (i = 0; i < 8; i++) \
127 DCT8_1D(coef + i, 8, tmp + i, 8); \
128 \
129 for (i = 0; i < 8; i++) \
130 DCT8_1D(tmp + 8*i, 1, coef + i, 8); \
131 \
132 for (y = 0; y < 8; y++) { \
133 for (x = 0; x < 8; x++) { \
134 static const int scale[] = { \
135 13107 * 20, 11428 * 18, 20972 * 32, \
136 12222 * 19, 16777 * 25, 15481 * 24, \
137 }; \
138 static const int idxmap[] = { \
139 0, 3, 4, 3, \
140 3, 1, 5, 1, \
141 4, 5, 2, 5, \
142 3, 1, 5, 1, \
143 }; \
144 const int idx = idxmap[(y & 3) * 4 + (x & 3)]; \
145 coef[y*8 + x] = ((int64_t)coef[y*8 + x] * \
146 scale[idx] + (1 << 17)) >> 18; \
147 } \
148 } \
149 }
150
151
8/8
✓ Branch 0 taken 1820 times.
✓ Branch 1 taken 455 times.
✓ Branch 2 taken 1820 times.
✓ Branch 3 taken 455 times.
✓ Branch 4 taken 7280 times.
✓ Branch 5 taken 1820 times.
✓ Branch 6 taken 1820 times.
✓ Branch 7 taken 455 times.
 13195 dct4x4_impl(16, int16_t)
152
8/8
✓ Branch 0 taken 3952 times.
✓ Branch 1 taken 988 times.
✓ Branch 2 taken 3952 times.
✓ Branch 3 taken 988 times.
✓ Branch 4 taken 15808 times.
✓ Branch 5 taken 3952 times.
✓ Branch 6 taken 3952 times.
✓ Branch 7 taken 988 times.
 28652 dct4x4_impl(32, int32_t)
153
154
8/8
✓ Branch 0 taken 728 times.
✓ Branch 1 taken 91 times.
✓ Branch 2 taken 728 times.
✓ Branch 3 taken 91 times.
✓ Branch 4 taken 5824 times.
✓ Branch 5 taken 728 times.
✓ Branch 6 taken 728 times.
✓ Branch 7 taken 91 times.
 8099 dct8x8_impl(16, int16_t)
155
8/8
✓ Branch 0 taken 2080 times.
✓ Branch 1 taken 260 times.
✓ Branch 2 taken 2080 times.
✓ Branch 3 taken 260 times.
✓ Branch 4 taken 16640 times.
✓ Branch 5 taken 2080 times.
✓ Branch 6 taken 2080 times.
✓ Branch 7 taken 260 times.
 23140 dct8x8_impl(32, int32_t)
156
157 1443 static void dct4x4(int16_t *coef, int bit_depth)
158 {
159
2/2
✓ Branch 0 taken 455 times.
✓ Branch 1 taken 988 times.
 1443 if (bit_depth == 8)
160 455 dct4x4_16(coef);
161 else
162 988 dct4x4_32((int32_t *) coef);
163 1443 }
164
165 351 static void dct8x8(int16_t *coef, int bit_depth)
166 {
167
2/2
✓ Branch 0 taken 91 times.
✓ Branch 1 taken 260 times.
 351 if (bit_depth == 8) {
168 91 dct8x8_16(coef);
169 } else {
170 260 dct8x8_32((int32_t *) coef);
171 }
172 351 }
173
174
175 13 static void check_idct(void)
176 {
177 static const int depths[5] = { 8, 9, 10, 12, 14 };
178 13 LOCAL_ALIGNED_16(uint8_t, src, [8 * 8 * 2]);
179 13 LOCAL_ALIGNED_16(uint8_t, dst, [8 * 8 * 2]);
180 13 LOCAL_ALIGNED_16(uint8_t, dst0, [8 * 8 * 2]);
181 13 LOCAL_ALIGNED_16(uint8_t, dst1_base, [8 * 8 * 2 + 32]);
182 13 LOCAL_ALIGNED_16(int16_t, coef, [8 * 8 * 2]);
183 13 LOCAL_ALIGNED_16(int16_t, subcoef0, [8 * 8 * 2]);
184 13 LOCAL_ALIGNED_16(int16_t, subcoef1, [8 * 8 * 2]);
185 H264DSPContext h;
186 int bit_depth, sz, align, dc, i;
187
2/2
✓ Branch 1 taken 12 times.
✓ Branch 2 taken 1 times.
 13 declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, int16_t *block, int stride);
188
189
2/2
✓ Branch 0 taken 65 times.
✓ Branch 1 taken 13 times.
 78 for (i = 0; i < FF_ARRAY_ELEMS(depths); i++) {
190 65 bit_depth = depths[i];
191 65 ff_h264dsp_init(&h, bit_depth, 1);
192
193
2/2
✓ Branch 0 taken 195 times.
✓ Branch 1 taken 65 times.
 260 for (dc = 0; dc <= 2; dc++) {
194
2/2
✓ Branch 0 taken 390 times.
✓ Branch 1 taken 195 times.
 585 for (sz = 4; sz <= 8; sz += 4) {
195 390 void (*idct)(uint8_t *, int16_t *, int) = NULL;
196 390 const char fmts[3][28] = {
197 "h264_idct%d_add_%dbpp", "h264_idct%d_dc_add_%dbpp",
198 "h264_add_pixels%d_%dbpp",
199 };
200
201
8/8
✓ Branch 2 taken 9360 times.
✓ Branch 3 taken 2340 times.
✓ Branch 4 taken 3120 times.
✓ Branch 5 taken 12480 times.
✓ Branch 6 taken 15600 times.
✓ Branch 7 taken 2340 times.
✓ Branch 8 taken 2340 times.
✓ Branch 9 taken 390 times.
 27690 randomize_buffers(i);
202
203
2/2
✓ Branch 0 taken 195 times.
✓ Branch 1 taken 195 times.
 390 if (sz == 4)
204 195 dct4x4(coef, bit_depth);
205 else
206 195 dct8x8(coef, bit_depth);
207
208
6/7
✓ Branch 0 taken 65 times.
✓ Branch 1 taken 65 times.
✓ Branch 2 taken 65 times.
✓ Branch 3 taken 65 times.
✓ Branch 4 taken 65 times.
✓ Branch 5 taken 65 times.
✗ Branch 6 not taken.
 390 switch ((sz << 2) | dc) {
209 65 case (4 << 2) | 0: idct = h.h264_idct_add; break;
210 65 case (4 << 2) | 1: idct = h.h264_idct_dc_add; break;
211 65 case (4 << 2) | 2: idct = h.h264_add_pixels4_clear; break;
212 65 case (8 << 2) | 0: idct = h.h264_idct8_add; break;
213 65 case (8 << 2) | 1: idct = h.h264_idct8_dc_add; break;
214 65 case (8 << 2) | 2: idct = h.h264_add_pixels8_clear; break;
215 }
216
217
2/2
✓ Branch 3 taken 44 times.
✓ Branch 4 taken 346 times.
 390 if (check_func(idct, fmts[dc], sz, bit_depth)) {
218
2/2
✓ Branch 0 taken 86 times.
✓ Branch 1 taken 44 times.
 130 for (align = 0; align < 16; align += sz * SIZEOF_PIXEL) {
219 86 uint8_t *dst1 = dst1_base + align;
220
2/2
✓ Branch 0 taken 52 times.
✓ Branch 1 taken 34 times.
 86 if (dc) {
221 52 memset(subcoef0, 0, sz * sz * SIZEOF_COEF);
222 52 memcpy(subcoef0, coef, SIZEOF_COEF);
223 } else {
224 34 memcpy(subcoef0, coef, sz * sz * SIZEOF_COEF);
225 }
226 86 memcpy(dst0, dst, sz * PIXEL_STRIDE);
227 86 memcpy(dst1, dst, sz * PIXEL_STRIDE);
228 86 memcpy(subcoef1, subcoef0, sz * sz * SIZEOF_COEF);
229 86 call_ref(dst0, subcoef0, PIXEL_STRIDE);
230 86 call_new(dst1, subcoef1, PIXEL_STRIDE);
231
1/2
✓ Branch 0 taken 86 times.
✗ Branch 1 not taken.
 86 if (memcmp(dst0, dst1, sz * PIXEL_STRIDE) ||
232
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 86 times.
 86 memcmp(subcoef0, subcoef1, sz * sz * SIZEOF_COEF))
233 ✗ fail();
234
1/8
✗ Branch 1 not taken.
✓ Branch 2 taken 86 times.
✗ Branch 39 not taken.
✗ Branch 40 not taken.
✗ Branch 41 not taken.
✗ Branch 42 not taken.
✗ Branch 43 not taken.
✗ Branch 44 not taken.
 86 bench_new(dst1, subcoef1, sz * SIZEOF_PIXEL);
235 }
236 }
237 }
238 }
239 }
240 13 }
241
242 13 static void check_idct_multiple(void)
243 {
244 13 LOCAL_ALIGNED_16(uint8_t, dst_full, [16 * 16 * 2]);
245 13 LOCAL_ALIGNED_16(int16_t, coef_full, [16 * 16 * 2]);
246 13 LOCAL_ALIGNED_16(uint8_t, dst0, [16 * 16 * 2]);
247 13 LOCAL_ALIGNED_16(uint8_t, dst1, [16 * 16 * 2]);
248 13 LOCAL_ALIGNED_16(int16_t, coef0, [16 * 16 * 2]);
249 13 LOCAL_ALIGNED_16(int16_t, coef1, [16 * 16 * 2]);
250 13 LOCAL_ALIGNED_16(uint8_t, nnzc, [15 * 8]);
251 H264DSPContext h;
252 int bit_depth, i, y, func;
253
2/2
✓ Branch 1 taken 12 times.
✓ Branch 2 taken 1 times.
 13 declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const int *block_offset, int16_t *block, int stride, const uint8_t nnzc[15*8]);
254
255
2/2
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 13 times.
 52 for (bit_depth = 8; bit_depth <= 10; bit_depth++) {
256 39 ff_h264dsp_init(&h, bit_depth, 1);
257
2/2
✓ Branch 0 taken 117 times.
✓ Branch 1 taken 39 times.
 156 for (func = 0; func < 3; func++) {
258 117 void (*idct)(uint8_t *, const int *, int16_t *, int, const uint8_t[]) = NULL;
259 const char *name;
260 117 int sz = 4, intra = 0;
261 117 int block_offset[16] = { 0 };
262
3/4
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 39 times.
✓ Branch 2 taken 39 times.
✗ Branch 3 not taken.
 117 switch (func) {
263 39 case 0:
264 39 idct = h.h264_idct_add16;
265 39 name = "h264_idct_add16";
266 39 break;
267 39 case 1:
268 39 idct = h.h264_idct_add16intra;
269 39 name = "h264_idct_add16intra";
270 39 intra = 1;
271 39 break;
272 39 case 2:
273 39 idct = h.h264_idct8_add4;
274 39 name = "h264_idct8_add4";
275 39 sz = 8;
276 39 break;
277 }
278 117 memset(nnzc, 0, 15 * 8);
279 117 memset(coef_full, 0, 16 * 16 * SIZEOF_COEF);
280
2/2
✓ Branch 0 taken 1404 times.
✓ Branch 1 taken 117 times.
 1521 for (i = 0; i < 16 * 16; i += sz * sz) {
281 uint8_t src[8 * 8 * 2];
282 uint8_t dst[8 * 8 * 2];
283 int16_t coef[8 * 8 * 2];
284 1404 int index = i / sz;
285 1404 int block_y = (index / 16) * sz;
286 1404 int block_x = index % 16;
287 1404 int offset = (block_y * 16 + block_x) * SIZEOF_PIXEL;
288 1404 int nnz = rnd() % 3;
289
290
8/8
✓ Branch 2 taken 24960 times.
✓ Branch 3 taken 6240 times.
✓ Branch 4 taken 9984 times.
✓ Branch 5 taken 19968 times.
✓ Branch 6 taken 29952 times.
✓ Branch 7 taken 6240 times.
✓ Branch 8 taken 6240 times.
✓ Branch 9 taken 1404 times.
 62556 randomize_buffers(bit_depth - 8);
291
2/2
✓ Branch 0 taken 1248 times.
✓ Branch 1 taken 156 times.
 1404 if (sz == 4)
292 1248 dct4x4(coef, bit_depth);
293 else
294 156 dct8x8(coef, bit_depth);
295
296
2/2
✓ Branch 0 taken 6240 times.
✓ Branch 1 taken 1404 times.
 7644 for (y = 0; y < sz; y++)
297 6240 memcpy(&dst_full[offset + y * 16 * SIZEOF_PIXEL],
298 6240 &dst[PIXEL_STRIDE * y], sz * SIZEOF_PIXEL);
299
300
2/2
✓ Branch 0 taken 447 times.
✓ Branch 1 taken 957 times.
 1404 if (nnz > 1)
301 447 nnz = sz * sz;
302 1404 memcpy(&coef_full[i * SIZEOF_COEF/sizeof(coef[0])],
303 1404 coef, nnz * SIZEOF_COEF);
304
305
4/4
✓ Branch 0 taken 624 times.
✓ Branch 1 taken 780 times.
✓ Branch 2 taken 232 times.
✓ Branch 3 taken 392 times.
 1404 if (intra && nnz == 1)
306 232 nnz = 0;
307
308 1404 nnzc[scan8[i / 16]] = nnz;
309 1404 block_offset[i / 16] = offset;
310 }
311
312
2/2
✓ Branch 3 taken 18 times.
✓ Branch 4 taken 99 times.
 117 if (check_func(idct, "%s_%dbpp", name, bit_depth)) {
313 18 memcpy(coef0, coef_full, 16 * 16 * SIZEOF_COEF);
314 18 memcpy(coef1, coef_full, 16 * 16 * SIZEOF_COEF);
315 18 memcpy(dst0, dst_full, 16 * 16 * SIZEOF_PIXEL);
316 18 memcpy(dst1, dst_full, 16 * 16 * SIZEOF_PIXEL);
317 18 call_ref(dst0, block_offset, coef0, 16 * SIZEOF_PIXEL, nnzc);
318 18 call_new(dst1, block_offset, coef1, 16 * SIZEOF_PIXEL, nnzc);
319
1/2
✓ Branch 0 taken 18 times.
✗ Branch 1 not taken.
 18 if (memcmp(dst0, dst1, 16 * 16 * SIZEOF_PIXEL) ||
320
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 18 times.
 18 memcmp(coef0, coef1, 16 * 16 * SIZEOF_COEF))
321 ✗ fail();
322
1/8
✗ Branch 1 not taken.
✓ Branch 2 taken 18 times.
✗ Branch 39 not taken.
✗ Branch 40 not taken.
✗ Branch 41 not taken.
✗ Branch 42 not taken.
✗ Branch 43 not taken.
✗ Branch 44 not taken.
 18 bench_new(dst1, block_offset, coef1, 16 * SIZEOF_PIXEL, nnzc);
323 }
324 }
325 }
326 13 }
327
328 13 static void check_idct_dequant(void)
329 {
330 static const int depths[5] = { 8, 9, 10, 12, 14 };
331 13 LOCAL_ALIGNED_16(int16_t, src16, [16]);
332 13 LOCAL_ALIGNED_16(int32_t, src32, [16]);
333 13 LOCAL_ALIGNED_16(int16_t, dst0_16, [16 * 16]);
334 13 LOCAL_ALIGNED_16(int16_t, dst1_16, [16 * 16]);
335 13 LOCAL_ALIGNED_16(int32_t, dst0_32, [16 * 16]);
336 13 LOCAL_ALIGNED_16(int32_t, dst1_32, [16 * 16]);
337 H264DSPContext h;
338 int bit_depth, i, qmul;
339 13 declare_func(void, int16_t *output, int16_t *input, int qmul);
340
341 13 qmul = rnd() % 4096;
342
343
2/2
✓ Branch 0 taken 65 times.
✓ Branch 1 taken 13 times.
 78 for (i = 0; i < FF_ARRAY_ELEMS(depths); i++) {
344 65 bit_depth = depths[i];
345 65 ff_h264dsp_init(&h, bit_depth, 1);
346
347 void *src, *dst_ref, *dst_new;
348
2/2
✓ Branch 0 taken 13 times.
✓ Branch 1 taken 52 times.
 65 if (bit_depth == 8) {
349 13 src = src16;
350 13 dst_ref = dst0_16;
351 13 dst_new = dst1_16;
352
2/2
✓ Branch 0 taken 208 times.
✓ Branch 1 taken 13 times.
 221 for (int j = 0; j < 16; j++)
353 208 src16[j] = (rnd() % 512) - 256;
354 } else {
355 52 src = src32;
356 52 dst_ref = dst0_32;
357 52 dst_new = dst1_32;
358
2/2
✓ Branch 0 taken 832 times.
✓ Branch 1 taken 52 times.
 884 for (int j = 0; j < 16; j++)
359 832 src32[j] = (rnd() % (1 << (bit_depth + 1))) - (1 << bit_depth);
360 }
361 65 memset(dst_ref, 0, 16 * 16 * SIZEOF_COEF);
362 65 memset(dst_new, 0, 16 * 16 * SIZEOF_COEF);
363
364
2/2
✓ Branch 3 taken 6 times.
✓ Branch 4 taken 59 times.
 65 if (check_func(h.h264_luma_dc_dequant_idct, "h264_luma_dc_dequant_idct_%d", bit_depth)) {
365
366 6 call_ref(dst_ref, src, qmul);
367 6 call_new(dst_new, src, qmul);
368
2/2
✓ Branch 0 taken 4 times.
✓ Branch 1 taken 2 times.
 6 checkasm_check_dctcoef(dst0, 16*SIZEOF_COEF, dst1, 16*SIZEOF_COEF, 16, 16, "dst");
369
1/8
✗ Branch 1 not taken.
✓ Branch 2 taken 6 times.
✗ Branch 39 not taken.
✗ Branch 40 not taken.
✗ Branch 41 not taken.
✗ Branch 42 not taken.
✗ Branch 43 not taken.
✗ Branch 44 not taken.
 6 bench_new(dst_new, src, qmul);
370 }
371 }
372 13 }
373
374
375 13 static void check_loop_filter(void)
376 {
377 13 LOCAL_ALIGNED_16(uint8_t, dst, [32 * 16 * 2]);
378 13 LOCAL_ALIGNED_16(uint8_t, dst0, [32 * 16 * 2]);
379 13 LOCAL_ALIGNED_16(uint8_t, dst1, [32 * 16 * 2]);
380 H264DSPContext h;
381 int bit_depth;
382 int alphas[36], betas[36];
383 int8_t tc0[36][4];
384
385
2/2
✓ Branch 1 taken 12 times.
✓ Branch 2 taken 1 times.
 13 declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *pix, ptrdiff_t stride,
386 int alpha, int beta, int8_t *tc0);
387
388
2/2
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 13 times.
 52 for (bit_depth = 8; bit_depth <= 10; bit_depth++) {
389 int i, j, a, c;
390 39 uint32_t mask = pixel_mask_lf[bit_depth - 8];
391 39 ff_h264dsp_init(&h, bit_depth, 1);
392
2/2
✓ Branch 0 taken 1404 times.
✓ Branch 1 taken 39 times.
 1443 for (i = 35, a = 255, c = 250; i >= 0; i--) {
393 1404 alphas[i] = a << (bit_depth - 8);
394 1404 betas[i] = (i + 1) / 2 << (bit_depth - 8);
395 1404 tc0[i][0] = tc0[i][3] = (c + 6) / 10;
396 1404 tc0[i][1] = (c + 7) / 15;
397 1404 tc0[i][2] = (c + 9) / 20;
398 1404 a = a*9/10;
399 1404 c = c*9/10;
400 }
401
402 #define CHECK_LOOP_FILTER(name, align, idc) \
403 do { \
404 if (check_func(h.name, #name #idc "_%dbpp", bit_depth)) { \
405 for (j = 0; j < 36; j++) { \
406 intptr_t off = 8 * 32 + (j & 15) * 4 * !align; \
407 for (i = 0; i < 1024; i+=4) { \
408 AV_WN32A(dst + i, rnd() & mask); \
409 } \
410 memcpy(dst0, dst, 32 * 16 * 2); \
411 memcpy(dst1, dst, 32 * 16 * 2); \
412 \
413 call_ref(dst0 + off, 32, alphas[j], betas[j], tc0[j]); \
414 call_new(dst1 + off, 32, alphas[j], betas[j], tc0[j]); \
415 if (memcmp(dst0, dst1, 32 * 16 * SIZEOF_PIXEL)) { \
416 fprintf(stderr, #name #idc ": j:%d, alpha:%d beta:%d " \
417 "tc0:{%d,%d,%d,%d}\n", j, alphas[j], betas[j], \
418 tc0[j][0], tc0[j][1], tc0[j][2], tc0[j][3]); \
419 fail(); \
420 } \
421 bench_new(dst1 + off, 32, alphas[j], betas[j], tc0[j]);\
422 } \
423 } \
424 } while (0)
425
426
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_v_loop_filter_luma, 1,);
427
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_h_loop_filter_luma, 0,);
428
8/16
✓ Branch 3 taken 5 times.
✓ Branch 4 taken 34 times.
✓ Branch 6 taken 46080 times.
✓ Branch 7 taken 180 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 180 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 180 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 180 times.
✓ Branch 68 taken 5 times.
 46299 CHECK_LOOP_FILTER(h264_h_loop_filter_luma_mbaff, 0,);
429
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_v_loop_filter_chroma, 1,);
430
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma, 0,);
431
8/16
✓ Branch 3 taken 3 times.
✓ Branch 4 taken 36 times.
✓ Branch 6 taken 27648 times.
✓ Branch 7 taken 108 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 108 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 108 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 108 times.
✓ Branch 68 taken 3 times.
 27795 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_mbaff, 0,);
432
433 39 ff_h264dsp_init(&h, bit_depth, 2);
434
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma, 0, 422);
435
8/16
✓ Branch 3 taken 3 times.
✓ Branch 4 taken 36 times.
✓ Branch 6 taken 27648 times.
✓ Branch 7 taken 108 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 108 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 108 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 108 times.
✓ Branch 68 taken 3 times.
 27795 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_mbaff, 0, 422);
436 #undef CHECK_LOOP_FILTER
437 }
438 13 }
439
440 13 static void check_loop_filter_intra(void)
441 {
442 13 LOCAL_ALIGNED_16(uint8_t, dst, [32 * 16 * 2]);
443 13 LOCAL_ALIGNED_16(uint8_t, dst0, [32 * 16 * 2]);
444 13 LOCAL_ALIGNED_16(uint8_t, dst1, [32 * 16 * 2]);
445 H264DSPContext h;
446 int bit_depth;
447 int alphas[36], betas[36];
448
449
2/2
✓ Branch 1 taken 12 times.
✓ Branch 2 taken 1 times.
 13 declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *pix, ptrdiff_t stride,
450 int alpha, int beta);
451
452
2/2
✓ Branch 0 taken 39 times.
✓ Branch 1 taken 13 times.
 52 for (bit_depth = 8; bit_depth <= 10; bit_depth++) {
453 int i, j, a;
454 39 uint32_t mask = pixel_mask_lf[bit_depth - 8];
455 39 ff_h264dsp_init(&h, bit_depth, 1);
456
2/2
✓ Branch 0 taken 1404 times.
✓ Branch 1 taken 39 times.
 1443 for (i = 35, a = 255; i >= 0; i--) {
457 1404 alphas[i] = a << (bit_depth - 8);
458 1404 betas[i] = (i + 1) / 2 << (bit_depth - 8);
459 1404 a = a*9/10;
460 }
461
462 #define CHECK_LOOP_FILTER(name, align, idc) \
463 do { \
464 if (check_func(h.name, #name #idc "_%dbpp", bit_depth)) { \
465 for (j = 0; j < 36; j++) { \
466 intptr_t off = 8 * 32 + (j & 15) * 4 * !align; \
467 for (i = 0; i < 1024; i+=4) { \
468 AV_WN32A(dst + i, rnd() & mask); \
469 } \
470 memcpy(dst0, dst, 32 * 16 * 2); \
471 memcpy(dst1, dst, 32 * 16 * 2); \
472 \
473 call_ref(dst0 + off, 32, alphas[j], betas[j]); \
474 call_new(dst1 + off, 32, alphas[j], betas[j]); \
475 if (memcmp(dst0, dst1, 32 * 16 * SIZEOF_PIXEL)) { \
476 fprintf(stderr, #name #idc ": j:%d, alpha:%d beta:%d\n", \
477 j, alphas[j], betas[j]); \
478 fail(); \
479 } \
480 bench_new(dst1 + off, 32, alphas[j], betas[j]); \
481 } \
482 } \
483 } while (0)
484
485
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_v_loop_filter_luma_intra, 1,);
486
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_h_loop_filter_luma_intra, 0,);
487
8/16
✓ Branch 3 taken 3 times.
✓ Branch 4 taken 36 times.
✓ Branch 6 taken 27648 times.
✓ Branch 7 taken 108 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 108 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 108 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 108 times.
✓ Branch 68 taken 3 times.
 27795 CHECK_LOOP_FILTER(h264_h_loop_filter_luma_mbaff_intra, 0,);
488
8/16
✓ Branch 3 taken 7 times.
✓ Branch 4 taken 32 times.
✓ Branch 6 taken 64512 times.
✓ Branch 7 taken 252 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 252 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 252 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 252 times.
✓ Branch 68 taken 7 times.
 64803 CHECK_LOOP_FILTER(h264_v_loop_filter_chroma_intra, 1,);
489
8/16
✓ Branch 3 taken 5 times.
✓ Branch 4 taken 34 times.
✓ Branch 6 taken 46080 times.
✓ Branch 7 taken 180 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 180 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 180 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 180 times.
✓ Branch 68 taken 5 times.
 46299 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_intra, 0,);
490
8/16
✓ Branch 3 taken 3 times.
✓ Branch 4 taken 36 times.
✓ Branch 6 taken 27648 times.
✓ Branch 7 taken 108 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 108 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 108 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 108 times.
✓ Branch 68 taken 3 times.
 27795 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_mbaff_intra, 0,);
491
492 39 ff_h264dsp_init(&h, bit_depth, 2);
493
8/16
✓ Branch 3 taken 5 times.
✓ Branch 4 taken 34 times.
✓ Branch 6 taken 46080 times.
✓ Branch 7 taken 180 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 180 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 180 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 180 times.
✓ Branch 68 taken 5 times.
 46299 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_intra, 0, 422);
494
8/16
✓ Branch 3 taken 3 times.
✓ Branch 4 taken 36 times.
✓ Branch 6 taken 27648 times.
✓ Branch 7 taken 108 times.
✗ Branch 15 not taken.
✓ Branch 16 taken 108 times.
✗ Branch 21 not taken.
✓ Branch 22 taken 108 times.
✗ Branch 59 not taken.
✗ Branch 60 not taken.
✗ Branch 61 not taken.
✗ Branch 62 not taken.
✗ Branch 63 not taken.
✗ Branch 64 not taken.
✓ Branch 67 taken 108 times.
✓ Branch 68 taken 3 times.
 27795 CHECK_LOOP_FILTER(h264_h_loop_filter_chroma_mbaff_intra, 0, 422);
495 #undef CHECK_LOOP_FILTER
496 }
497 13 }
498
499 13 void checkasm_check_h264dsp(void)
500 {
501 13 check_idct();
502 13 check_idct_multiple();
503 13 check_idct_dequant();
504 13 report("idct");
505
506 13 check_loop_filter();
507 13 report("loop_filter");
508
509 13 check_loop_filter_intra();
510 13 report("loop_filter_intra");
511 13 }
512