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4fafd10a89
Add some comments, reorganize for better readability More alignment of filter and history Add some more test
87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
/* Spa
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*
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* Copyright © 2019 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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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/debug/mem.h>
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#include "resample.h"
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#include "resample-native.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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r.channels = 1;
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r.i_rate = 44100;
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r.o_rate = 44100;
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impl_native_init(&r);
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feed_1(&r);
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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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impl_native_init(&r);
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feed_1(&r);
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}
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int main(int argc, char *argv[])
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{
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test_native();
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return 0;
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}
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