37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
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#include <audiofile.h>
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SNDFILE *audiofile_read(const char *path, SF_INFO *sfinfo) {
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SNDFILE *sndfile = sf_open(path, SFM_READ, sfinfo);
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if (sndfile == NULL) {
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fprintf(stderr, "Failed to read audio file: %s\n", sf_strerror(NULL));
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return NULL;
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}
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if (sfinfo->channels != 2) {
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fprintf(stderr, "File must have 2 channels\n");
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sf_close(sndfile);
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return NULL;
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}
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int seconds = (double)sfinfo->frames / sfinfo->samplerate;
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int minutes = seconds / 60;
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printf("Duration: %d:%d\n", minutes, seconds % 60);
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printf("Sample rate: %dHz\n\n", sfinfo->samplerate);
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return sndfile;
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}
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SNDFILE *audiofile_open_for_write(const char *path, SF_INFO *og_info) {
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SF_INFO sfinfo = {0};
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sfinfo.samplerate = og_info->samplerate;
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sfinfo.format = og_info->format;
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sfinfo.channels = og_info->channels;
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SNDFILE *sndfile = sf_open(path, SFM_WRITE, &sfinfo);
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if (sndfile == NULL) {
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fprintf(stderr, "Failed to open audio file: %s\n", sf_strerror(NULL));
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return NULL;
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}
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return sndfile;
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}
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