1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (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
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19 #include <string.h>
20 #include "checkasm.h"
21 #include "libavcodec/g722.h"
22 #include "libavcodec/g722dsp.h"
23 #include "libavcodec/mathops.h"
24
25 #define randomize_buffers() \
26 do { \
27 int i; \
28 for (i = 0; i < PREV_SAMPLES_BUF_SIZE; i++) { \
29 src0[i] = src1[i] = sign_extend(rnd(), 16); \
30 } \
31 } while (0)
32
check_qmf(void)33 static void check_qmf(void) {
34 int16_t src0[PREV_SAMPLES_BUF_SIZE];
35 int16_t src1[PREV_SAMPLES_BUF_SIZE];
36 const int16_t *tmp0 = src0;
37 const int16_t *tmp1 = src1;
38 int dst0[2], dst1[2];
39 int i;
40
41 declare_func(void, const int16_t *prev_samples, int xout[2]);
42
43 randomize_buffers();
44 for (i = 0; i < PREV_SAMPLES_BUF_SIZE - 24; i++) {
45 call_ref(tmp0++, dst0);
46 call_new(tmp1++, dst1);
47 if (memcmp(dst0, dst1, sizeof(dst0)))
48 fail();
49 }
50 bench_new(src1, dst1);
51 }
52
checkasm_check_g722dsp(void)53 void checkasm_check_g722dsp(void)
54 {
55 G722DSPContext h;
56
57 ff_g722dsp_init(&h);
58
59 if (check_func(h.apply_qmf, "g722_apply_qmf"))
60 check_qmf();
61
62 report("apply_qmf");
63 }
64