2 This file is part of PulseAudio.
4 PulseAudio is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published
6 by the Free Software Foundation; either version 2.1 of the License,
7 or (at your option) any later version.
9 PulseAudio is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with PulseAudio; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
29 #include <pulse/sample.h>
30 #include <pulse/volume.h>
32 #include <pulsecore/macro.h>
33 #include <pulsecore/endianmacros.h>
34 #include <pulsecore/memblock.h>
35 #include <pulsecore/sample-util.h>
36 #include <pulsecore/mix.h>
40 static const uint8_t u8_result[3][10] = {
41 { 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 },
42 { 0x0c, 0xf2, 0x7f, 0x80, 0x9b, 0x45, 0x0d, 0xe4, 0x29, 0x2a },
43 { 0x00, 0xff, 0x7e, 0x80, 0xba, 0x04, 0x00, 0xff, 0x00, 0x00 },
47 static const uint8_t alaw_result[3][10] = {
48 { 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 },
49 { 0x06, 0xf2, 0x72, 0x86, 0x92, 0x32, 0x07, 0xf6, 0x26, 0x27 },
50 { 0x31, 0xec, 0x6d, 0xb1, 0x8c, 0x2d, 0x36, 0xe1, 0x2a, 0x2a },
54 static const uint8_t ulaw_result[3][10] = {
55 { 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 },
56 { 0x03, 0xff, 0xff, 0x83, 0xa2, 0x42, 0x04, 0xf2, 0x23, 0x24 },
57 { 0x00, 0xff, 0xff, 0x80, 0x91, 0x31, 0x00, 0xe9, 0x12, 0x13 },
61 static const uint16_t s16le_result[3][10] = {
62 { 0x0000, 0xffff, 0x7fff, 0x8000, 0x9fff, 0x3fff, 0x0001, 0xf000, 0x0020, 0x0021 },
63 { 0x0000, 0xffff, 0x7332, 0x8ccd, 0xa998, 0x3998, 0x0000, 0xf199, 0x001c, 0x001d },
64 { 0x0000, 0xfffe, 0x7fff, 0x8000, 0x8000, 0x7997, 0x0001, 0xe199, 0x003c, 0x003e },
68 static const uint16_t s16be_result[3][10] = {
69 { 0x0000, 0xffff, 0x7fff, 0x8000, 0x9fff, 0x3fff, 0x0001, 0xf000, 0x0020, 0x0021 },
70 { 0x0000, 0xffff, 0x8bff, 0x7300, 0xa8ff, 0x52ff, 0xe600, 0xd700, 0xcc1c, 0xb31d },
71 { 0x0000, 0xfeff, 0x0aff, 0xf300, 0x47ff, 0x91fe, 0xe601, 0xc701, 0xcc3c, 0xb33e },
74 /* PA_SAMPLE_FLOAT32LE */
75 static const float float32le_result[3][10] = {
76 { 0.000000, -1.000000, 1.000000, 4711.000000, 0.222000, 0.330000, -0.300000, 99.000000, -0.555000, -0.123000 },
77 { 0.000000, -0.899987, 0.899987, 4239.837402, 0.199797, 0.296996, -0.269996, 89.098679, -0.499493, -0.110698 },
78 { 0.000000, -1.899987, 1.899987, 8950.837891, 0.421797, 0.626996, -0.569996, 188.098679, -1.054493, -0.233698 },
81 /* PA_SAMPLE_FLOAT32BE */
82 static const float float32be_result[3][10] = {
83 { 0.000000, -1.000000, 1.000000, 4711.000000, 0.222000, 0.330000, -0.300000, 99.000000, -0.555000, -0.123000 },
84 { 0.000000, -0.899987, 0.899987, 4239.837402, 0.199797, 0.296996, -0.269996, 89.098679, -0.499493, -0.110698 },
85 { 0.000000, -1.899987, 1.899987, 8950.837891, 0.421797, 0.626996, -0.569996, 188.098679, -1.054493, -0.233698 },
89 static const uint32_t s32le_result[3][10] = {
90 { 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a },
91 { 0x00000000, 0xffff199b, 0x7332199c, 0x8ccd0003, 0xa998d99e, 0x3998999f, 0x0000e66c, 0xf199a007, 0x001cccc8, 0x001db32e },
92 { 0x00000001, 0xfffe199d, 0x7fffffff, 0x80000000, 0x80000000, 0x799799a5, 0x0001e673, 0xe199a00f, 0x003cccd1, 0x003eb338 },
96 static const uint32_t s32be_result[3][10] = {
97 { 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a },
98 { 0x0066e600, 0x65b2cd01, 0xf117b402, 0x73989903, 0x0ee48004, 0xb8496705, 0xe6ca4c06, 0xd7303307, 0xccb21908, 0xb3190009 },
99 { 0x0066e601, 0x64b2ce03, 0x7017b505, 0xf3989907, 0xade38109, 0xf748680b, 0xe6cb4c0d, 0xc731330f, 0xccd21911, 0xb33a0013 },
102 /* PA_SAMPLE_S24LE */
103 static const uint8_t s24le_result[3][30] = {
104 { 0x00, 0x00, 0x01, 0xff, 0xff, 0x02, 0x7f, 0xff, 0x03, 0x80, 0x00, 0x04, 0x9f, 0xff, 0x05, 0x3f, 0xff, 0x06, 0x01, 0x00, 0x07, 0xf0, 0x00, 0x08, 0x20, 0x00, 0x09, 0x21, 0x00, 0x0a },
105 { 0x66, 0xe6, 0x00, 0x31, 0xb3, 0x02, 0x23, 0x99, 0x03, 0x0b, 0x9a, 0x03, 0x0c, 0x66, 0x05, 0x1c, 0x4c, 0x06, 0xca, 0x4c, 0x06, 0x07, 0x34, 0x07, 0xb2, 0x19, 0x08, 0x19, 0x00, 0x09 },
106 { 0x66, 0xe6, 0x01, 0x30, 0xb3, 0x05, 0xa2, 0x98, 0x07, 0x8b, 0x9a, 0x07, 0xab, 0x65, 0x0b, 0x5b, 0x4b, 0x0d, 0xcb, 0x4c, 0x0d, 0xf7, 0x34, 0x0f, 0xd2, 0x19, 0x11, 0x3a, 0x00, 0x13 },
109 /* PA_SAMPLE_S24BE */
110 static const uint8_t s24be_result[3][30] = {
111 { 0x00, 0x00, 0x01, 0xff, 0xff, 0x02, 0x7f, 0xff, 0x03, 0x80, 0x00, 0x04, 0x9f, 0xff, 0x05, 0x3f, 0xff, 0x06, 0x01, 0x00, 0x07,
112 0xf0, 0x00, 0x08, 0x20, 0x00, 0x09, 0x21, 0x00, 0x0a },
113 { 0x00, 0x00, 0x00, 0xff, 0xff, 0x1b, 0x73, 0x32, 0x1c, 0x8c, 0xcd, 0x03, 0xa9, 0x98, 0xde, 0x39, 0x98, 0x9f, 0x00, 0xe6, 0x6c,
114 0xf1, 0x99, 0xa7, 0x1c, 0xcc, 0xc8, 0x1d, 0xb3, 0x2e },
115 { 0x00, 0x00, 0x01, 0xff, 0xfe, 0x1d, 0x7f, 0xff, 0xff, 0x80, 0x00, 0x00, 0x80, 0x00, 0x00, 0x79, 0x97, 0xa5, 0x01, 0xe6, 0x73,
116 0xe1, 0x99, 0xaf, 0x3c, 0xcc, 0xd1, 0x3e, 0xb3, 0x38 },
119 /* PA_SAMPLE_S24_32LE */
120 static const uint32_t s24_32le_result[3][10] = {
121 { 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a },
122 { 0x00000000, 0x00ff199b, 0x00ff199c, 0x00000003, 0x00ff199e, 0x00ff199f, 0x0000e66c, 0x00000007, 0x001cccc8, 0x001db32e },
123 { 0x00000001, 0x00fe199d, 0x00fe199f, 0x00000007, 0x00fe19a3, 0x00fe19a5, 0x0001e673, 0x0000000f, 0x003cccd1, 0x003eb338 },
126 /* PA_SAMPLE_S24_32BE */
127 static const uint32_t s24_32be_result[3][10] = {
128 { 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a },
129 { 0x00000000, 0x65e60000, 0xf1e50000, 0x73000000, 0x0ee60000, 0xb8e50000, 0xe6000000, 0xd7000000, 0xcc1c0000, 0xb31d0000 },
130 { 0x00000000, 0xe5010200, 0x00036400, 0x0470e500, 0xf3000000, 0xe5010500, 0x0006ad00, 0x07f7e400, 0xe6010000, 0x00000800 },
133 static void compare_block(const pa_sample_spec *ss, const pa_memchunk *chunk, int iter) {
137 d = pa_memblock_acquire(chunk->memblock);
139 switch (ss->format) {
141 const uint8_t *v = u8_result[iter];
144 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
145 fail_unless(*u == *v, NULL);
152 case PA_SAMPLE_ALAW: {
153 const uint8_t *v = alaw_result[iter];
156 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
157 fail_unless(*u == *v, NULL);
164 case PA_SAMPLE_ULAW: {
165 const uint8_t *v = ulaw_result[iter];
168 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
169 fail_unless(*u == *v, NULL);
176 case PA_SAMPLE_S16LE: {
177 const uint16_t *v = s16le_result[iter];
180 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
181 fail_unless(*u == *v, NULL);
188 case PA_SAMPLE_S16BE: {
189 const uint16_t *v = s16be_result[iter];
192 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
193 fail_unless(*u == *v, NULL);
200 case PA_SAMPLE_FLOAT32LE: {
201 const float *v = float32le_result[iter];
204 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
205 float uu = ss->format == PA_SAMPLE_FLOAT32NE ? *u : PA_FLOAT32_SWAP(*u);
206 fail_unless(fabs(uu - *v) <= 1e-6, NULL);
213 case PA_SAMPLE_FLOAT32BE: {
214 const float *v = float32be_result[iter];
217 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
218 float uu = ss->format == PA_SAMPLE_FLOAT32NE ? *u : PA_FLOAT32_SWAP(*u);
219 fail_unless(fabs(uu - *v) <= 1e-6, NULL);
226 case PA_SAMPLE_S32LE: {
227 const uint32_t *v = s32le_result[iter];
230 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
231 fail_unless(*u == *v, NULL);
238 case PA_SAMPLE_S32BE: {
239 const uint32_t *v = s32be_result[iter];
242 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
243 fail_unless(*u == *v, NULL);
250 case PA_SAMPLE_S24_32LE: {
251 const uint32_t *v = s24_32le_result[iter];
254 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
255 fail_unless(*u == *v, NULL);
262 case PA_SAMPLE_S24_32BE: {
263 const uint32_t *v = s24_32be_result[iter];
266 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
267 fail_unless(*u == *v, NULL);
274 case PA_SAMPLE_S24LE: {
275 const uint8_t *v = s24le_result[iter];
278 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
279 fail_unless(*u == *v, NULL);
280 fail_unless(*(u+1) == *(v+1), NULL);
281 fail_unless(*(u+2) == *(v+2), NULL);
289 case PA_SAMPLE_S24BE: {
290 const uint8_t *v = s24be_result[iter];
293 for (i = 0; i < chunk->length / pa_frame_size(ss); i++) {
294 fail_unless(*u == *v, NULL);
295 fail_unless(*(u+1) == *(v+1), NULL);
296 fail_unless(*(u+2) == *(v+2), NULL);
305 pa_assert_not_reached();
308 pa_memblock_release(chunk->memblock);
311 static pa_memblock* generate_block(pa_mempool *pool, const pa_sample_spec *ss) {
316 pa_assert_se(r = pa_memblock_new(pool, pa_frame_size(ss) * 10));
317 d = pa_memblock_acquire(r);
319 switch (ss->format) {
323 case PA_SAMPLE_ALAW: {
324 static const uint8_t u8_samples[] = {
325 0x00, 0xFF, 0x7F, 0x80, 0x9f,
326 0x3f, 0x01, 0xF0, 0x20, 0x21
329 memcpy(d, u8_samples, sizeof(u8_samples));
333 case PA_SAMPLE_S16NE:
334 case PA_SAMPLE_S16RE: {
335 static const uint16_t u16_samples[] = {
336 0x0000, 0xFFFF, 0x7FFF, 0x8000, 0x9fff,
337 0x3fff, 0x0001, 0xF000, 0x0020, 0x0021
340 memcpy(d, u16_samples, sizeof(u16_samples));
344 case PA_SAMPLE_S24_32NE:
345 case PA_SAMPLE_S24_32RE:
346 case PA_SAMPLE_S32NE:
347 case PA_SAMPLE_S32RE: {
348 static const uint32_t u32_samples[] = {
349 0x00000001, 0xFFFF0002, 0x7FFF0003, 0x80000004, 0x9fff0005,
350 0x3fff0006, 0x00010007, 0xF0000008, 0x00200009, 0x0021000A
353 memcpy(d, u32_samples, sizeof(u32_samples));
357 case PA_SAMPLE_S24NE:
358 case PA_SAMPLE_S24RE: {
359 /* Need to be on a byte array because they are not aligned */
360 static const uint8_t u24_samples[] = {
373 memcpy(d, u24_samples, sizeof(u24_samples));
377 case PA_SAMPLE_FLOAT32NE:
378 case PA_SAMPLE_FLOAT32RE: {
380 static const float float_samples[] = {
381 0.0f, -1.0f, 1.0f, 4711.0f, 0.222f,
382 0.33f, -.3f, 99.0f, -0.555f, -.123f
385 if (ss->format == PA_SAMPLE_FLOAT32RE) {
386 for (i = 0; i < 10; i++)
387 u[i] = PA_FLOAT32_SWAP(float_samples[i]);
389 memcpy(d, float_samples, sizeof(float_samples));
395 pa_assert_not_reached();
398 pa_memblock_release(r);
403 START_TEST (mix_test) {
408 if (!getenv("MAKE_CHECK"))
409 pa_log_set_level(PA_LOG_DEBUG);
411 fail_unless((pool = pa_mempool_new(FALSE, 0)) != NULL, NULL);
416 v.channels = a.channels;
417 v.values[0] = pa_sw_volume_from_linear(0.9);
419 for (a.format = 0; a.format < PA_SAMPLE_MAX; a.format ++) {
424 pa_log_debug("=== mixing: %s\n", pa_sample_format_to_string(a.format));
427 i.memblock = generate_block(pool, &a);
428 i.length = pa_memblock_get_length(i.memblock);
431 compare_block(&a, &i, 0);
435 pa_memblock_ref(j.memblock);
436 pa_memchunk_make_writable(&j, 0);
438 /* Adjust volume of the copy */
439 pa_volume_memchunk(&j, &a, &v);
441 compare_block(&a, &j, 1);
444 m[0].volume.values[0] = PA_VOLUME_NORM;
445 m[0].volume.channels = a.channels;
447 m[1].volume.values[0] = PA_VOLUME_NORM;
448 m[1].volume.channels = a.channels;
450 k.memblock = pa_memblock_new(pool, i.length);
454 ptr = pa_memblock_acquire_chunk(&k);
455 pa_mix(m, 2, ptr, k.length, &a, NULL, FALSE);
456 pa_memblock_release(k.memblock);
458 compare_block(&a, &k, 2);
460 pa_memblock_unref(i.memblock);
461 pa_memblock_unref(j.memblock);
462 pa_memblock_unref(k.memblock);
465 pa_mempool_free(pool);
469 int main(int argc, char *argv[]) {
475 s = suite_create("Mix");
476 tc = tcase_create("mix");
477 tcase_add_test(tc, mix_test);
478 suite_add_tcase(s, tc);
480 sr = srunner_create(s);
481 srunner_run_all(sr, CK_NORMAL);
482 failed = srunner_ntests_failed(sr);
485 return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;