]>
code.delx.au - pulseaudio/blob - src/tests/mix-special-test.c
df86ccbb900e3ab99198a4f1c9324a707c6d8d3b
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/rtclock.h>
30 #include <pulsecore/random.h>
31 #include <pulsecore/macro.h>
32 #include <pulsecore/mix.h>
33 #include <pulsecore/sample-util.h>
35 #define PA_CPU_TEST_RUN_START(l, t1, t2) \
38 int _times = (t1), _times2 = (t2); \
39 pa_usec_t _start, _stop; \
40 pa_usec_t _min = INT_MAX, _max = 0; \
41 double _s1 = 0, _s2 = 0; \
42 const char *_label = (l); \
44 for (_k = 0; _k < _times2; _k++) { \
45 _start = pa_rtclock_now(); \
46 for (_j = 0; _j < _times; _j++)
48 #define PA_CPU_TEST_RUN_STOP \
49 _stop = pa_rtclock_now(); \
51 if (_min > (_stop - _start)) _min = _stop - _start; \
52 if (_max < (_stop - _start)) _max = _stop - _start; \
53 _s1 += _stop - _start; \
54 _s2 += (_stop - _start) * (_stop - _start); \
56 pa_log_debug("%s: %llu usec (avg: %g, min = %llu, max = %llu, stddev = %g).", _label, \
57 (long long unsigned int)_s1, \
58 ((double)_s1 / _times2), \
59 (long long unsigned int)_min, \
60 (long long unsigned int)_max, \
61 sqrt(_times2 * _s2 - _s1 * _s1) / _times2); \
64 static void acquire_mix_streams(pa_mix_info streams
[], unsigned nstreams
) {
67 for (i
= 0; i
< nstreams
; i
++)
68 streams
[i
].ptr
= pa_memblock_acquire_chunk(&streams
[i
].chunk
);
71 static void release_mix_streams(pa_mix_info streams
[], unsigned nstreams
) {
74 for (i
= 0; i
< nstreams
; i
++)
75 pa_memblock_release(streams
[i
].chunk
.memblock
);
78 /* special case: mix 2 s16ne streams, 1 channel each */
79 static void pa_mix2_ch1_s16ne(pa_mix_info streams
[], int16_t *data
, unsigned length
) {
80 const int16_t *ptr0
= streams
[0].ptr
;
81 const int16_t *ptr1
= streams
[1].ptr
;
83 const int32_t cv0
= streams
[0].linear
[0].i
;
84 const int32_t cv1
= streams
[1].linear
[0].i
;
86 length
/= sizeof(int16_t);
88 for (; length
> 0; length
--) {
91 sum
= pa_mult_s16_volume(*ptr0
++, cv0
);
92 sum
+= pa_mult_s16_volume(*ptr1
++, cv1
);
94 sum
= PA_CLAMP_UNLIKELY(sum
, -0x8000, 0x7FFF);
99 /* special case: mix 2 s16ne streams, 2 channels each */
100 static void pa_mix2_ch2_s16ne(pa_mix_info streams
[], int16_t *data
, unsigned length
) {
101 const int16_t *ptr0
= streams
[0].ptr
;
102 const int16_t *ptr1
= streams
[1].ptr
;
104 length
/= sizeof(int16_t) * 2;
106 for (; length
> 0; length
--) {
109 sum
= pa_mult_s16_volume(*ptr0
++, streams
[0].linear
[0].i
);
110 sum
+= pa_mult_s16_volume(*ptr1
++, streams
[1].linear
[0].i
);
112 sum
= PA_CLAMP_UNLIKELY(sum
, -0x8000, 0x7FFF);
115 sum
= pa_mult_s16_volume(*ptr0
++, streams
[0].linear
[1].i
);
116 sum
+= pa_mult_s16_volume(*ptr1
++, streams
[1].linear
[1].i
);
118 sum
= PA_CLAMP_UNLIKELY(sum
, -0x8000, 0x7FFF);
123 /* special case: mix 2 s16ne streams */
124 static void pa_mix2_s16ne(pa_mix_info streams
[], unsigned channels
, int16_t *data
, unsigned length
) {
125 const int16_t *ptr0
= streams
[0].ptr
;
126 const int16_t *ptr1
= streams
[1].ptr
;
127 unsigned channel
= 0;
129 length
/= sizeof(int16_t);
131 for (; length
> 0; length
--) {
134 sum
= pa_mult_s16_volume(*ptr0
++, streams
[0].linear
[channel
].i
);
135 sum
+= pa_mult_s16_volume(*ptr1
++, streams
[1].linear
[channel
].i
);
137 sum
= PA_CLAMP_UNLIKELY(sum
, -0x8000, 0x7FFF);
140 if (PA_UNLIKELY(++channel
>= channels
))
145 /* special case: mix s16ne streams, 2 channels each */
146 static void pa_mix_ch2_s16ne(pa_mix_info streams
[], unsigned nstreams
, int16_t *data
, unsigned length
) {
148 length
/= sizeof(int16_t) * 2;
150 for (; length
> 0; length
--) {
151 int32_t sum0
= 0, sum1
= 0;
154 for (i
= 0; i
< nstreams
; i
++) {
155 pa_mix_info
*m
= streams
+ i
;
156 int32_t cv0
= m
->linear
[0].i
;
157 int32_t cv1
= m
->linear
[1].i
;
159 sum0
+= pa_mult_s16_volume(*((int16_t*) m
->ptr
), cv0
);
160 m
->ptr
= (uint8_t*) m
->ptr
+ sizeof(int16_t);
162 sum1
+= pa_mult_s16_volume(*((int16_t*) m
->ptr
), cv1
);
163 m
->ptr
= (uint8_t*) m
->ptr
+ sizeof(int16_t);
166 *data
++ = PA_CLAMP_UNLIKELY(sum0
, -0x8000, 0x7FFF);
167 *data
++ = PA_CLAMP_UNLIKELY(sum1
, -0x8000, 0x7FFF);
171 static void pa_mix_generic_s16ne(pa_mix_info streams
[], unsigned nstreams
, unsigned channels
, int16_t *data
, unsigned length
) {
172 unsigned channel
= 0;
174 length
/= sizeof(int16_t);
176 for (; length
> 0; length
--) {
180 for (i
= 0; i
< nstreams
; i
++) {
181 pa_mix_info
*m
= streams
+ i
;
182 int32_t cv
= m
->linear
[channel
].i
;
184 if (PA_LIKELY(cv
> 0))
185 sum
+= pa_mult_s16_volume(*((int16_t*) m
->ptr
), cv
);
186 m
->ptr
= (uint8_t*) m
->ptr
+ sizeof(int16_t);
189 sum
= PA_CLAMP_UNLIKELY(sum
, -0x8000, 0x7FFF);
192 if (PA_UNLIKELY(++channel
>= channels
))
202 START_TEST (mix_special_1ch_test
) {
203 int16_t samples0
[SAMPLES
];
204 int16_t samples1
[SAMPLES
];
205 int16_t out
[SAMPLES
];
206 int16_t out_ref
[SAMPLES
];
210 unsigned nsamples
= SAMPLES
;
212 fail_unless((pool
= pa_mempool_new(FALSE
, 0)) != NULL
, NULL
);
214 pa_random(samples0
, nsamples
* sizeof(int16_t));
215 c0
.memblock
= pa_memblock_new_fixed(pool
, samples0
, nsamples
* sizeof(int16_t), FALSE
);
216 c0
.length
= pa_memblock_get_length(c0
.memblock
);
219 pa_random(samples1
, nsamples
* sizeof(int16_t));
220 c1
.memblock
= pa_memblock_new_fixed(pool
, samples1
, nsamples
* sizeof(int16_t), FALSE
);
221 c1
.length
= pa_memblock_get_length(c1
.memblock
);
225 m
[0].volume
.channels
= 1;
226 m
[0].volume
.values
[0] = PA_VOLUME_NORM
;
227 m
[0].linear
[0].i
= 0x5555;
230 m
[1].volume
.channels
= 1;
231 m
[1].volume
.values
[0] = PA_VOLUME_NORM
;
232 m
[1].linear
[0].i
= 0x6789;
234 PA_CPU_TEST_RUN_START("mix s16 generic 1 channel", TIMES
, TIMES2
) {
235 acquire_mix_streams(m
, 2);
236 pa_mix_generic_s16ne(m
, 2, 1, out_ref
, nsamples
* sizeof(int16_t));
237 release_mix_streams(m
, 2);
238 } PA_CPU_TEST_RUN_STOP
240 PA_CPU_TEST_RUN_START("mix s16 2 streams 1 channel", TIMES
, TIMES2
) {
241 acquire_mix_streams(m
, 2);
242 pa_mix2_ch1_s16ne(m
, out
, nsamples
* sizeof(int16_t));
243 release_mix_streams(m
, 2);
244 } PA_CPU_TEST_RUN_STOP
246 fail_unless(memcmp(out
, out_ref
, nsamples
* sizeof(int16_t)) == 0);
248 pa_memblock_unref(c0
.memblock
);
249 pa_memblock_unref(c1
.memblock
);
251 pa_mempool_free(pool
);
255 START_TEST (mix_special_2ch_test
) {
256 int16_t samples0
[SAMPLES
*2];
257 int16_t samples1
[SAMPLES
*2];
258 int16_t out
[SAMPLES
*2];
259 int16_t out_ref
[SAMPLES
*2];
264 unsigned nsamples
= SAMPLES
* 2;
266 fail_unless((pool
= pa_mempool_new(FALSE
, 0)) != NULL
, NULL
);
268 pa_random(samples0
, nsamples
* sizeof(int16_t));
269 c0
.memblock
= pa_memblock_new_fixed(pool
, samples0
, nsamples
* sizeof(int16_t), FALSE
);
270 c0
.length
= pa_memblock_get_length(c0
.memblock
);
273 pa_random(samples1
, nsamples
* sizeof(int16_t));
274 c1
.memblock
= pa_memblock_new_fixed(pool
, samples1
, nsamples
* sizeof(int16_t), FALSE
);
275 c1
.length
= pa_memblock_get_length(c1
.memblock
);
279 m
[0].volume
.channels
= 2;
280 for (i
= 0; i
< m
[0].volume
.channels
; i
++) {
281 m
[0].volume
.values
[i
] = PA_VOLUME_NORM
;
282 m
[0].linear
[i
].i
= 0x5555;
286 m
[1].volume
.channels
= 2;
287 for (i
= 0; i
< m
[1].volume
.channels
; i
++) {
288 m
[1].volume
.values
[i
] = PA_VOLUME_NORM
;
289 m
[1].linear
[i
].i
= 0x6789;
292 PA_CPU_TEST_RUN_START("mix s16 generic 2 channels", TIMES
, TIMES2
) {
293 acquire_mix_streams(m
, 2);
294 pa_mix_generic_s16ne(m
, 2, 2, out_ref
, nsamples
* sizeof(int16_t));
295 release_mix_streams(m
, 2);
296 } PA_CPU_TEST_RUN_STOP
298 PA_CPU_TEST_RUN_START("mix s16 2 channels", TIMES
, TIMES2
) {
299 acquire_mix_streams(m
, 2);
300 pa_mix_ch2_s16ne(m
, 2, out
, nsamples
* sizeof(int16_t));
301 release_mix_streams(m
, 2);
302 } PA_CPU_TEST_RUN_STOP
304 fail_unless(memcmp(out
, out_ref
, nsamples
* sizeof(int16_t)) == 0);
306 PA_CPU_TEST_RUN_START("mix s16 2 streams", TIMES
, TIMES2
) {
307 acquire_mix_streams(m
, 2);
308 pa_mix2_s16ne(m
, 2, out
, nsamples
* sizeof(int16_t));
309 release_mix_streams(m
, 2);
310 } PA_CPU_TEST_RUN_STOP
312 fail_unless(memcmp(out
, out_ref
, nsamples
* sizeof(int16_t)) == 0);
314 PA_CPU_TEST_RUN_START("mix s16 2 streams 2 channels", TIMES
, TIMES2
) {
315 acquire_mix_streams(m
, 2);
316 pa_mix2_ch2_s16ne(m
, out
, nsamples
* sizeof(int16_t));
317 release_mix_streams(m
, 2);
318 } PA_CPU_TEST_RUN_STOP
320 fail_unless(memcmp(out
, out_ref
, nsamples
* sizeof(int16_t)) == 0);
322 pa_memblock_unref(c0
.memblock
);
323 pa_memblock_unref(c1
.memblock
);
325 pa_mempool_free(pool
);
329 int main(int argc
, char *argv
[]) {
335 if (!getenv("MAKE_CHECK"))
336 pa_log_set_level(PA_LOG_DEBUG
);
338 s
= suite_create("Mix-special");
339 tc
= tcase_create("mix-special 1ch");
340 tcase_add_test(tc
, mix_special_1ch_test
);
341 tcase_set_timeout(tc
, 120);
342 suite_add_tcase(s
, tc
);
343 tc
= tcase_create("mix-special 2ch");
344 tcase_add_test(tc
, mix_special_2ch_test
);
345 tcase_set_timeout(tc
, 120);
346 suite_add_tcase(s
, tc
);
348 sr
= srunner_create(s
);
349 srunner_run_all(sr
, CK_NORMAL
);
350 failed
= srunner_ntests_failed(sr
);
353 return (failed
== 0) ? EXIT_SUCCESS
: EXIT_FAILURE
;