157 lines
2.8 KiB
C
157 lines
2.8 KiB
C
/* Spa */
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/* SPDX-FileCopyrightText: Copyright © 2019 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <time.h>
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#include <spa/support/log-impl.h>
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#include <spa/debug/mem.h>
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SPA_LOG_IMPL(logger);
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#include "resample.h"
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#define N_SAMPLES 253
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#define N_CHANNELS 11
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static float samp_in[N_SAMPLES * 4];
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static float samp_out[N_SAMPLES * 4];
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static void feed_1(struct resample *r)
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{
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uint32_t i;
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const void *src[1];
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void *dst[1];
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spa_zero(samp_out);
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src[0] = samp_in;
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dst[0] = samp_out;
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for (i = 0; i < 500; i++) {
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uint32_t in, out;
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in = out = 1;
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samp_in[0] = i;
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resample_process(r, src, &in, dst, &out);
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fprintf(stderr, "%d %d %f %d\n", i, in, samp_out[0], out);
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}
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}
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static void test_native(void)
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{
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struct resample r;
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 44100;
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r.o_rate = 44100;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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feed_1(&r);
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resample_free(&r);
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 44100;
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r.o_rate = 48000;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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feed_1(&r);
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resample_free(&r);
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}
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static void pull_blocks(struct resample *r, uint32_t first, uint32_t size)
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{
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uint32_t i;
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float in[SPA_MAX(size, first) * 2];
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float out[SPA_MAX(size, first) * 2];
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const void *src[1];
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void *dst[1];
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uint32_t in_len, out_len;
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uint32_t pin_len, pout_len;
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src[0] = in;
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dst[0] = out;
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for (i = 0; i < 500; i++) {
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pout_len = out_len = i == 0 ? first : size;
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pin_len = in_len = resample_in_len(r, out_len);
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resample_process(r, src, &pin_len, dst, &pout_len);
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fprintf(stderr, "%d: %d %d %d %d %d\n", i,
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in_len, pin_len, out_len, pout_len,
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resample_in_len(r, size));
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spa_assert_se(in_len == pin_len);
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spa_assert_se(out_len == pout_len);
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}
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}
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static void test_in_len(void)
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{
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struct resample r;
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 32000;
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r.o_rate = 48000;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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pull_blocks(&r, 1024, 1024);
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resample_free(&r);
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 44100;
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r.o_rate = 48000;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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pull_blocks(&r, 1024, 1024);
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resample_free(&r);
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 48000;
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r.o_rate = 44100;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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pull_blocks(&r, 1024, 1024);
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resample_free(&r);
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spa_zero(r);
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r.log = &logger.log;
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r.channels = 1;
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r.i_rate = 44100;
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r.o_rate = 48000;
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r.quality = RESAMPLE_DEFAULT_QUALITY;
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resample_native_init(&r);
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pull_blocks(&r, 513, 64);
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resample_free(&r);
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}
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int main(int argc, char *argv[])
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{
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logger.log.level = SPA_LOG_LEVEL_TRACE;
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test_native();
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test_in_len();
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return 0;
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}
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