unleashed-firmware/applications/plugins/wav_player/wav_parser.h
2022-09-14 21:04:04 +03:00

51 lines
930 B
C

#pragma once
#include <toolbox/stream/stream.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
FormatTagPCM = 0x0001,
FormatTagIEEE_FLOAT = 0x0003,
} FormatTag;
typedef struct {
uint8_t riff[4];
uint32_t size;
uint8_t wave[4];
} WavHeaderChunk;
typedef struct {
uint8_t fmt[4];
uint32_t size;
uint16_t tag;
uint16_t channels;
uint32_t sample_rate;
uint32_t byte_per_sec;
uint16_t block_align;
uint16_t bits_per_sample;
} WavFormatChunk;
typedef struct {
uint8_t data[4];
uint32_t size;
} WavDataChunk;
typedef struct WavParser WavParser;
WavParser* wav_parser_alloc();
void wav_parser_free(WavParser* parser);
bool wav_parser_parse(WavParser* parser, Stream* stream);
size_t wav_parser_get_data_start(WavParser* parser);
size_t wav_parser_get_data_end(WavParser* parser);
size_t wav_parser_get_data_len(WavParser* parser);
#ifdef __cplusplus
}
#endif