add code for audio types, support record in wave format

Take out code with audio types to audio_types.c

1 files changed, 23 insertions, 0 deletions

diff --git a/parecord/audio_types.h b/parecord/audio_types.h
new file mode 100644
index 0000000..90a5fc6
--- /dev/null
+++ b/parecord/audio_types.h
@@ -0,0 +1,23 @@
+#ifndef PAR_AUDIOTYPES_H
+#define PAR_AUDIOTYPES_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include "wav_header.h"
+
+#define AUDIO_FORMAT_NONE -1
+#define AUDIO_FORMAT_WAVE 0
+
+struct audio_format {
+	const char *name;
+	off_t rsv_bytes;
+};
+
+struct wav_header *init_wav_header(struct wav_header *header,
+	uint32_t size, uint32_t subchunk1Size, uint16_t audioFormat,
+	uint16_t numChannels, uint32_t sampleRate, uint32_t bitsPerSample);
+int checkAudioFormat(char *source);
+off_t getOffset(int format);
+
+#endif /* AT_AUDIOTYPES_H */