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Diffstat (limited to 'res/libresample/tests/resample-sndfile.c')
-rw-r--r--res/libresample/tests/resample-sndfile.c213
1 files changed, 0 insertions, 213 deletions
diff --git a/res/libresample/tests/resample-sndfile.c b/res/libresample/tests/resample-sndfile.c
deleted file mode 100644
index e780228c1..000000000
--- a/res/libresample/tests/resample-sndfile.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/**********************************************************************
-
- resample-sndfile.c
-
- Written by Dominic Mazzoni
-
- Based on resample-1.7:
- http://www-ccrma.stanford.edu/~jos/resample/
-
- License: LGPL - see the file LICENSE.txt for more information
-
-**********************************************************************/
-
-#include "../include/libresample.h"
-
-#include <sndfile.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-
-#include <sys/time.h>
-
-#define MIN(A, B) (A) < (B)? (A) : (B)
-
-void usage(char *progname)
-{
- fprintf(stderr, "Usage: %s -by <ratio> <input> <output>\n", progname);
- fprintf(stderr, " %s -to <rate> <input> <output>\n", progname);
- fprintf(stderr, "\n");
- exit(-1);
-}
-
-int main(int argc, char **argv)
-{
- SNDFILE *srcfile, *dstfile;
- SF_INFO srcinfo, dstinfo;
- SF_FORMAT_INFO formatinfo;
- char *extension;
- void **handle;
- int channels;
- int srclen, dstlen;
- float *src, *srci;
- float *dst, *dsti;
- double ratio = 0.0;
- double srcrate;
- double dstrate = 0.0;
- struct timeval tv0, tv1;
- double deltat;
- int numformats;
- int pos, bufferpos, outcount;
- int i, c;
-
- if (argc != 5)
- usage(argv[0]);
-
- if (!strcmp(argv[1], "-by")) {
- ratio = atof(argv[2]);
- if (ratio <= 0.0) {
- fprintf(stderr, "Ratio of %f is illegal\n", ratio);
- usage(argv[0]);
- }
- }
- else if (!strcmp(argv[1], "-to")) {
- dstrate = atof(argv[2]);
- if (dstrate < 10.0 || dstrate > 100000.0) {
- fprintf(stderr, "Sample rate of %f is illegal\n", dstrate);
- usage(argv[0]);
- }
- }
- else
- usage(argv[0]);
-
- memset(&srcinfo, 0, sizeof(srcinfo));
- memset(&dstinfo, 0, sizeof(dstinfo));
- srcfile = sf_open(argv[3], SFM_READ, &srcinfo);
- if (!srcfile) {
- fprintf(stderr, "%s", sf_strerror(NULL));
- exit(-1);
- }
-
- srcrate = srcinfo.samplerate;
- if (dstrate == 0.0)
- dstrate = srcrate * ratio;
- else
- ratio = dstrate / srcrate;
-
- channels = srcinfo.channels;
-
- /* figure out format of destination file */
-
- extension = strstr(argv[4], ".");
- if (extension) {
- extension++;
- sf_command(NULL, SFC_GET_FORMAT_MAJOR_COUNT,
- &numformats, sizeof(numformats));
- for(i=0; i<numformats; i++) {
- memset(&formatinfo, 0, sizeof(formatinfo));
- formatinfo.format = i;
- sf_command(NULL, SFC_GET_FORMAT_MAJOR,
- &formatinfo, sizeof(formatinfo));
- if (!strcmp(formatinfo.extension, extension)) {
- printf("Using %s for output format.\n", formatinfo.name);
- dstinfo.format = formatinfo.format |
- (srcinfo.format & SF_FORMAT_SUBMASK);
- break;
- }
- }
- }
-
- if (!dstinfo.format) {
- if (extension)
- printf("Warning: output format (%s) not recognized, "
- "using same as input format.\n",
- extension);
- dstinfo.format = srcinfo.format;
- }
-
- dstinfo.samplerate = (int)(dstrate + 0.5);
- dstinfo.channels = channels;
-
- dstfile = sf_open(argv[4], SFM_WRITE, &dstinfo);
- if (!dstfile) {
- fprintf(stderr, "%s", sf_strerror(NULL));
- exit(-1);
- }
-
- printf("Source: %s (%d frames, %.2f Hz)\n",
- argv[3], (int)srcinfo.frames, srcrate);
- printf("Destination: %s (%.2f Hz, ratio=%.5f)\n", argv[4],
- dstrate, ratio);
-
- srclen = 4096;
- dstlen = (srclen * ratio + 1000);
- srci = (float *)malloc(srclen * channels * sizeof(float));
- dsti = (float *)malloc(dstlen * channels * sizeof(float));
- src = (float *)malloc(srclen * sizeof(float));
- dst = (float *)malloc(dstlen * sizeof(float));
-
- handle = (void **)malloc(channels * sizeof(void *));
- for(c=0; c<channels; c++)
- handle[c] = resample_open(1, ratio, ratio);
-
- gettimeofday(&tv0, NULL);
-
- pos = 0;
- bufferpos = 0;
- outcount = 0;
- while(pos < srcinfo.frames) {
- int block = MIN(srclen-bufferpos, srcinfo.frames-pos);
- int lastFlag = (pos+block == srcinfo.frames);
- int inUsed, inUsed2=0, out=0, out2=0;
-
- sf_readf_float(srcfile, &srci[bufferpos*channels], block);
- block += bufferpos;
-
- for(c=0; c<channels; c++) {
- for(i=0; i<block; i++)
- src[i] = srci[i*channels+c];
-
- inUsed = 0;
- out = resample_process(handle[c], ratio, src, block, lastFlag,
- &inUsed, dst, dstlen);
- if (c==0) {
- inUsed2 = inUsed;
- out2 = out;
- }
- else {
- if (inUsed2 != inUsed || out2 != out) {
- fprintf(stderr, "Fatal error: channels out of sync!\n");
- exit(-1);
- }
- }
-
- for(i=0; i<out; i++)
- {
- if(dst[i] <= -1)
- dsti[i*channels+c] = -1;
- else if(dst[i] >= 1)
- dsti[i*channels+c] = 1;
- else
- dsti[i*channels+c] = dst[i];
- }
- }
-
- sf_writef_float(dstfile, dsti, out);
-
- bufferpos = block - inUsed;
- for(i=0; i<bufferpos*channels; i++)
- srci[i] = srci[i+(inUsed*channels)];
- pos += inUsed;
- outcount += out;
- }
-
- sf_close(srcfile);
- sf_close(dstfile);
-
- gettimeofday(&tv1, NULL);
- deltat =
- (tv1.tv_sec + tv1.tv_usec * 0.000001) -
- (tv0.tv_sec + tv0.tv_usec * 0.000001);
-
- printf("Elapsed time: %.3f seconds\n", deltat);
- printf("%d frames written to output file\n", outcount);
-
- free(src);
- free(srci);
- free(dst);
- free(dsti);
-
- exit(0);
-}