57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
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/*
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* lhdcUtil.h
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*
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* Created on: 2001/1/3
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* Author: eric.lee
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*/
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#ifndef LHDC_UTIL_H
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#define LHDC_UTIL_H
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#include "bluetooth.h"
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// Define for LHDC stream type.
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typedef enum {
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LHDC_STRM_TYPE_COMBINE,
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LHDC_STRM_TYPE_SPLIT
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}LHDC_STRM_TYPE;
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typedef enum {
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VERSION_2 = 200,
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VERSION_3 = 300
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}lhdc_ver_t;
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typedef enum {
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LHDCV2_BLOCK_SIZE = 512,
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LHDCV3_BLOCK_SIZE = 256,
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}lhdc_block_size_t;
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typedef struct bes_bt_local_info_t{
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uint8_t bt_addr[BTIF_BD_ADDR_SIZE];
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const char *bt_name;
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uint8_t bt_len;
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uint8_t ble_addr[BTIF_BD_ADDR_SIZE];
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const char *ble_name;
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uint8_t ble_len;
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}bes_bt_local_info;
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#define A2DP_LHDC_HDR_LATENCY_LOW 0x00
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#define A2DP_LHDC_HDR_LATENCY_MID 0x01
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#define A2DP_LHDC_HDR_LATENCY_HIGH 0x02
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#define A2DP_LHDC_HDR_LATENCY_MASK (A2DP_LHDC_HDR_LATENCY_MID | A2DP_LHDC_HDR_LATENCY_HIGH)
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#define A2DP_LHDC_HDR_FRAME_NO_MASK 0xfc
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typedef int (*LHDC_GET_BT_INFO)(bes_bt_local_info * bt_info);
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void lhdcInit(uint32_t bitPerSample, uint32_t sampleRate, uint32_t scaleTo16Bits, lhdc_ver_t version);
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bool lhdcReadyForInput(void);
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uint32_t lhdcPutData(uint8_t * pInpBuf, uint32_t NumBytes);
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uint32_t lhdcDecodeProcess(uint8_t * pOutBuf);
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void lhdcDestroy();
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bool lhdcSetLicenseKeyTable(uint8_t * licTable, LHDC_GET_BT_INFO pFunc);
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char * getVersionCode();
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#endif /* End of LHDC_UTIL_H */
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