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30 lines
771 B
C
30 lines
771 B
C
#ifndef _WAV_UTILS_H_
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#define _WAV_UTILS_H_
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct {
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bool is_float;
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int sample_size;
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int32_t sample_count;
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int32_t sample_rate;
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int channels;
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bool write_smpl_chunk;
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int32_t loop_start;
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int32_t loop_end;
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} wav_header_t;
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/* make a RIFF header for .wav; returns final RIFF size or 0 if buffer is too small */
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size_t wav_make_header(uint8_t* buf, size_t buf_size, wav_header_t* wav);
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/* swap big endian samples to little endian. Does nothing if machine is already LE.
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* Used when writting .WAV files, where samples in memory/buf may be BE while RIFF
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* is expected to have LE samples. */
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void swap_samples_le(void* samples, int samples_len, int sample_size);
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#endif
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