800*320工程文件+初始demo提交

SW/components/modules/audio/audio_common.h

@@ -0,0 +1,44 @@
+#ifndef _AUDIO_COMMON_H
+#define _AUDIO_COMMON_H
+
+#include <stdint.h>
+#include "co_list.h"
+
+#define AUDIO_SPECIAL_LENGTH_FOR_PLC        0xFFFFFFFF
+
+typedef enum {
+    AUDIO_RET_OUTPUT_ALMOTE_FULL = 4,
+    AUDIO_RET_INPUT_ALMOTE_FULL = 3,
+    AUDIO_RET_NEED_MORE = 2,
+    AUDIO_RET_PENDING = 1,
+    AUDIO_RET_OK = 0,
+    AUDIO_RET_FAILED = -1,
+    AUDIO_RET_ERR_CREATED = -2,
+    AUDIO_RET_UNACCEPTABLE_SAMPLE_RATE = -3,
+    AUDIO_RET_NOT_ALLOWED = -4,
+} audio_ret_t;
+
+typedef enum {
+    AUDIO_TYPE_PCM,
+    AUDIO_TYPE_SBC,
+    AUDIO_TYPE_MP3,
+    AUDIO_TYPE_AAC,
+    AUDIO_TYPE_CVSD,
+    AUDIO_TYPE_MSBC,
+    AUDIO_TYPE_LC3,
+} audio_type_t;
+
+typedef enum {
+    AUDIO_CHANNELS_MONO = 1,
+    AUDIO_CHANNELS_STEREO = 2,
+} audio_channels_t;
+
+typedef struct {
+    struct co_list_hdr hdr;
+    bool valid;
+    uint32_t length;
+    uint32_t offset;
+    uint8_t buffer[];
+} audio_data_element_t;
+
+#endif  // _AUDIO_COMMON_H