mirror of
https://github.com/vsariola/sointu.git
synced 2025-06-03 17:18:20 -04:00
143 lines
3.0 KiB
C
143 lines
3.0 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#if defined (_WIN32)
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#include <windows.h>
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#else
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#include <sys/types.h>
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#include <sys/stat.h>
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#endif
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#include <math.h>
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extern void __stdcall su_render();
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extern int su_max_samples;
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int main(int argc, char* argv[]) {
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FILE* f;
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char filename[256];
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int n;
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int retval;
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char test_name[] = TEST_NAME;
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char expected_output_folder[] = "expected_output/";
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char actual_output_folder[] = "actual_output/";
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long fsize;
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long bufsize;
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boolean small_difference;
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double diff;
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#ifndef SU_USE_16BIT_OUTPUT
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float* buf = NULL;
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float* filebuf = NULL;
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float v;
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bufsize = su_max_samples * 2 * sizeof(float);
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buf = (float*)malloc(bufsize);
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#else
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short* buf = NULL;
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short* filebuf = NULL;
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short v;
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bufsize = su_max_samples * 2 * sizeof(short);
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buf = (short*)malloc(bufsize);
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#endif
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if (buf == NULL) {
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printf("Could not allocate buffer for 4klang rendering\n");
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return 1;
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}
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su_render(buf);
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snprintf(filename, sizeof filename, "%s%s%s", expected_output_folder, test_name, ".raw");
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f = fopen(filename, "rb");
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if (f == NULL) {
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printf("No expected waveform found!\n");
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goto fail;
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}
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fseek(f, 0, SEEK_END);
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fsize = ftell(f);
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fseek(f, 0, SEEK_SET);
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if (bufsize < fsize) {
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printf("4klang rendered shorter wave than expected\n");
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goto fail;
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}
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if (bufsize > fsize) {
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printf("4klang rendered longer wave than expected\n");
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goto fail;
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}
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#ifndef SU_USE_16BIT_OUTPUT
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filebuf = (float*)malloc(bufsize);
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#else
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filebuf = (short*)malloc(bufsize);
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#endif
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if (filebuf == NULL) {
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printf("Could not allocate buffer for file contents\n");
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goto fail;
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}
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fread((void*)filebuf, su_max_samples * 2, sizeof(*filebuf), f);
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small_difference = FALSE;
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for (n = 0; n < su_max_samples * 2; n++) {
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diff = (double)(buf[n]) - (double)(filebuf[n]);
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#ifdef SU_USE_16BIT_OUTPUT
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diff = diff / 32768.0f;
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#endif
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diff = fabs(diff);
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if (diff > 1e-3f || isnan(diff)) {
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printf("4klang rendered different wave than expected\n");
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goto fail;
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}
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else if (diff > 0.0f) {
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small_difference = TRUE;
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}
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}
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if (small_difference) {
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printf("4klang rendered almost correct wave, but with small errors (< 1e-3)\n");
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goto fail;
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}
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success:
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retval = 0;
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goto end;
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fail:
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retval = 1;
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end:
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if (f != 0) {
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fclose(f);
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f = 0;
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}
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#if defined (_WIN32)
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CreateDirectory(actual_output_folder, NULL);
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#else
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mkdir(actual_output_folder, 0777);
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#endif
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snprintf(filename, sizeof filename, "%s%s%s", actual_output_folder, test_name, ".raw");
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f = fopen(filename, "wb");
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fwrite((void*)buf, sizeof(*buf), 2 * su_max_samples, f);
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fclose(f);
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if (buf != 0) {
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free(buf);
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buf = 0;
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}
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if (filebuf != 0) {
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free(filebuf);
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filebuf = 0;
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}
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return retval;
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}
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