plugins

applications/wav_player/wav_parser.h

@@ -0,0 +1,51 @@
+#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