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Diffstat (limited to 'src/tests/mix-test.c')
| -rw-r--r-- | src/tests/mix-test.c | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/src/tests/mix-test.c b/src/tests/mix-test.c new file mode 100644 index 0000000..d9255e3 --- /dev/null +++ b/src/tests/mix-test.c @@ -0,0 +1,362 @@ +/*** + This file is part of PulseAudio. + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, see <http://www.gnu.org/licenses/>. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <math.h> + +#include <check.h> + +#include <pulse/sample.h> +#include <pulse/volume.h> + +#include <pulsecore/macro.h> +#include <pulsecore/endianmacros.h> +#include <pulsecore/memblock.h> +#include <pulsecore/sample-util.h> +#include <pulsecore/mix.h> + +/* PA_SAMPLE_U8 */ +static const uint8_t u8_result[3][10] = { +{ 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 }, +{ 0x0c, 0xf2, 0x7f, 0x80, 0x9b, 0x45, 0x0d, 0xe4, 0x29, 0x2a }, +{ 0x00, 0xff, 0x7e, 0x80, 0xba, 0x04, 0x00, 0xff, 0x00, 0x00 }, +}; + +/* PA_SAMPLE_ALAW */ +static const uint8_t alaw_result[3][10] = { +{ 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 }, +{ 0x06, 0xf2, 0x72, 0x86, 0x92, 0x32, 0x07, 0xf6, 0x26, 0x27 }, +{ 0x31, 0xec, 0x6d, 0xb1, 0x8c, 0x2d, 0x36, 0xe1, 0x2a, 0x2a }, +}; + +/* PA_SAMPLE_ULAW */ +static const uint8_t ulaw_result[3][10] = { +{ 0x00, 0xff, 0x7f, 0x80, 0x9f, 0x3f, 0x01, 0xf0, 0x20, 0x21 }, +{ 0x03, 0xff, 0xff, 0x83, 0xa2, 0x42, 0x04, 0xf2, 0x23, 0x24 }, +{ 0x00, 0xff, 0xff, 0x80, 0x91, 0x31, 0x00, 0xe9, 0x12, 0x13 }, +}; + +static const uint16_t s16ne_result[3][10] = { +{ 0x0000, 0xffff, 0x7fff, 0x8000, 0x9fff, 0x3fff, 0x0001, 0xf000, 0x0020, 0x0021 }, +{ 0x0000, 0xffff, 0x7332, 0x8ccd, 0xa998, 0x3998, 0x0000, 0xf199, 0x001c, 0x001d }, +{ 0x0000, 0xfffe, 0x7fff, 0x8000, 0x8000, 0x7997, 0x0001, 0xe199, 0x003c, 0x003e }, +}; + +static const float float32ne_result[3][10] = { +{ 0.000000, -1.000000, 1.000000, 4711.000000, 0.222000, 0.330000, -0.300000, 99.000000, -0.555000, -0.123000 }, +{ 0.000000, -0.899987, 0.899987, 4239.837402, 0.199797, 0.296996, -0.269996, 89.098679, -0.499493, -0.110698 }, +{ 0.000000, -1.899987, 1.899987, 8950.837891, 0.421797, 0.626996, -0.569996, 188.098679, -1.054493, -0.233698 }, +}; + +static const uint32_t s32ne_result[3][10] = { +{ 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a }, +{ 0x00000000, 0xffff199b, 0x7332199c, 0x8ccd0003, 0xa998d99e, 0x3998999f, 0x0000e66c, 0xf199a007, 0x001cccc8, 0x001db32e }, +{ 0x00000001, 0xfffe199d, 0x7fffffff, 0x80000000, 0x80000000, 0x799799a5, 0x0001e673, 0xe199a00f, 0x003cccd1, 0x003eb338 }, +}; + +/* attention: result is in BE, not NE! */ +static const uint8_t s24be_result[3][30] = { +{ 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 }, +{ 0x00, 0x00, 0x00, 0xff, 0xff, 0x1b, 0x73, 0x32, 0x1c, 0x8c, 0xcd, 0x03, 0xa9, 0x98, 0xde, 0x39, 0x98, 0x9f, 0x00, 0xe6, 0x6c, 0xf1, 0x99, 0xa7, 0x1c, 0xcc, 0xc8, 0x1d, 0xb3, 0x2e }, +{ 0x00, 0x00, 0x01, 0xff, 0xfe, 0x1d, 0x7f, 0xff, 0xff, 0x80, 0x00, 0x00, 0x80, 0x00, 0x00, 0x79, 0x97, 0xa5, 0x01, 0xe6, 0x73, 0xe1, 0x99, 0xaf, 0x3c, 0xcc, 0xd1, 0x3e, 0xb3, 0x38 }, +}; + +static const uint32_t s24_32ne_result[3][10] = { +{ 0x00000001, 0xffff0002, 0x7fff0003, 0x80000004, 0x9fff0005, 0x3fff0006, 0x00010007, 0xf0000008, 0x00200009, 0x0021000a }, +{ 0x00000000, 0x00ff199b, 0x00ff199c, 0x00000003, 0x00ff199e, 0x00ff199f, 0x0000e66c, 0x00000007, 0x001cccc8, 0x001db32e }, +{ 0x00000001, 0x00fe199d, 0x00fe199f, 0x00000007, 0x00fe19a3, 0x00fe19a5, 0x0001e673, 0x0000000f, 0x003cccd1, 0x003eb338 }, +}; + +static void compare_block(const pa_sample_spec *ss, const pa_memchunk *chunk, int iter) { + void *d; + unsigned i; + + d = pa_memblock_acquire(chunk->memblock); + + switch (ss->format) { + case PA_SAMPLE_U8: { + const uint8_t *v = u8_result[iter]; + uint8_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + fail_unless(*u == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_ALAW: { + const uint8_t *v = alaw_result[iter]; + uint8_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + fail_unless(*u == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_ULAW: { + const uint8_t *v = ulaw_result[iter]; + uint8_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + fail_unless(*u == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_S16NE: + case PA_SAMPLE_S16RE: { + const uint16_t *v = s16ne_result[iter]; + uint16_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + uint16_t uu = PA_MAYBE_UINT16_SWAP(ss->format != PA_SAMPLE_S16NE, *u); + fail_unless(uu == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_FLOAT32NE: + case PA_SAMPLE_FLOAT32RE: { + const float *v = float32ne_result[iter]; + float *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + float uu = ss->format == PA_SAMPLE_FLOAT32NE ? *u : PA_READ_FLOAT32RE(u); + fail_unless(fabsf(uu - *v) <= 1e-6f, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_S32NE: + case PA_SAMPLE_S32RE: { + const uint32_t *v = s32ne_result[iter]; + uint32_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + uint32_t uu = PA_MAYBE_UINT32_SWAP(ss->format != PA_SAMPLE_S32NE, *u); + fail_unless(uu == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_S24_32NE: + case PA_SAMPLE_S24_32RE: { + const uint32_t *v = s24_32ne_result[iter]; + uint32_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + uint32_t uu = PA_MAYBE_UINT32_SWAP(ss->format != PA_SAMPLE_S24_32NE, *u); + fail_unless(uu == *v, NULL); + ++u; + ++v; + } + break; + } + + case PA_SAMPLE_S24NE: + case PA_SAMPLE_S24RE: { + const uint8_t *v = s24be_result[iter]; + uint8_t *u = d; + + for (i = 0; i < chunk->length / pa_frame_size(ss); i++) { + uint32_t uu = ss->format == PA_SAMPLE_S24LE ? PA_READ24LE(u) : PA_READ24BE(u); + fail_unless(uu == PA_READ24BE(v), NULL); + + u += 3; + v += 3; + } + break; + } + + default: + pa_assert_not_reached(); + } + + pa_memblock_release(chunk->memblock); +} + +static pa_memblock* generate_block(pa_mempool *pool, const pa_sample_spec *ss) { + pa_memblock *r; + void *d; + unsigned i; + + pa_assert_se(r = pa_memblock_new(pool, pa_frame_size(ss) * 10)); + d = pa_memblock_acquire(r); + + switch (ss->format) { + + case PA_SAMPLE_U8: + case PA_SAMPLE_ULAW: + case PA_SAMPLE_ALAW: { + memcpy(d, u8_result[0], sizeof(u8_result[0])); + break; + } + + case PA_SAMPLE_S16NE: + case PA_SAMPLE_S16RE: { + if (ss->format == PA_SAMPLE_S16RE) { + uint16_t *u = d; + for (i = 0; i < 10; i++) + u[i] = PA_UINT16_SWAP(s16ne_result[0][i]); + } else + memcpy(d, s16ne_result[0], sizeof(s16ne_result[0])); + break; + } + + case PA_SAMPLE_S24_32NE: + case PA_SAMPLE_S24_32RE: + case PA_SAMPLE_S32NE: + case PA_SAMPLE_S32RE: { + if (ss->format == PA_SAMPLE_S24_32RE || ss->format == PA_SAMPLE_S32RE) { + uint32_t *u = d; + for (i = 0; i < 10; i++) + u[i] = PA_UINT32_SWAP(s32ne_result[0][i]); + } else + memcpy(d, s32ne_result[0], sizeof(s32ne_result[0])); + break; + } + + case PA_SAMPLE_S24NE: + case PA_SAMPLE_S24RE: + if (ss->format == PA_SAMPLE_S24LE) { + uint8_t *u = d; + for (i = 0; i < 30; i += 3) + PA_WRITE24LE(&u[i], PA_READ24BE(&s24be_result[0][i])); + } else + memcpy(d, s24be_result[0], sizeof(s24be_result[0])); + break; + + case PA_SAMPLE_FLOAT32NE: + case PA_SAMPLE_FLOAT32RE: { + if (ss->format == PA_SAMPLE_FLOAT32RE) { + float *u = d; + for (i = 0; i < 10; i++) + PA_WRITE_FLOAT32RE(&u[i], float32ne_result[0][i]); + } else + memcpy(d, float32ne_result[0], sizeof(float32ne_result[0])); + + break; + } + + default: + pa_assert_not_reached(); + } + + pa_memblock_release(r); + + return r; +} + +START_TEST (mix_test) { + pa_mempool *pool; + pa_sample_spec a; + pa_cvolume v; + + if (!getenv("MAKE_CHECK")) + pa_log_set_level(PA_LOG_DEBUG); + + fail_unless((pool = pa_mempool_new(PA_MEM_TYPE_PRIVATE, 0, true)) != NULL, NULL); + + a.channels = 1; + a.rate = 44100; + + v.channels = a.channels; + v.values[0] = pa_sw_volume_from_linear(0.9); + + for (a.format = 0; a.format < PA_SAMPLE_MAX; a.format ++) { + pa_memchunk i, j, k; + pa_mix_info m[2]; + void *ptr; + + pa_log_debug("=== mixing: %s", pa_sample_format_to_string(a.format)); + + /* Generate block */ + i.memblock = generate_block(pool, &a); + i.length = pa_memblock_get_length(i.memblock); + i.index = 0; + + /* Make a copy */ + j = i; + pa_memblock_ref(j.memblock); + pa_memchunk_make_writable(&j, 0); + + /* Adjust volume of the copy */ + pa_volume_memchunk(&j, &a, &v); + + compare_block(&a, &j, 1); + + m[0].chunk = i; + m[0].volume.values[0] = PA_VOLUME_NORM; + m[0].volume.channels = a.channels; + m[1].chunk = j; + m[1].volume.values[0] = PA_VOLUME_NORM; + m[1].volume.channels = a.channels; + + k.memblock = pa_memblock_new(pool, i.length); + k.length = i.length; + k.index = 0; + + ptr = pa_memblock_acquire_chunk(&k); + pa_mix(m, 2, ptr, k.length, &a, NULL, false); + pa_memblock_release(k.memblock); + + compare_block(&a, &k, 2); + + pa_memblock_unref(i.memblock); + pa_memblock_unref(j.memblock); + pa_memblock_unref(k.memblock); + } + + pa_mempool_unref(pool); +} +END_TEST + +int main(int argc, char *argv[]) { + int failed = 0; + Suite *s; + TCase *tc; + SRunner *sr; + + s = suite_create("Mix"); + tc = tcase_create("mix"); + tcase_add_test(tc, mix_test); + suite_add_tcase(s, tc); + + sr = srunner_create(s); + srunner_run_all(sr, CK_NORMAL); + failed = srunner_ntests_failed(sr); + srunner_free(sr); + + return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE; +} |