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lmx
2025-10-29 13:10:02 +08:00
commit 49a07fa419
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cpu/br28/audio_enc.h Normal file
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#ifndef _AUDIO_ENC_H_
#define _AUDIO_ENC_H_
#include "generic/typedef.h"
enum enc_source {
ENCODE_SOURCE_MIX = 0x0,
ENCODE_SOURCE_MIC,
ENCODE_SOURCE_LINE0_LR,
ENCODE_SOURCE_LINE1_LR,
ENCODE_SOURCE_LINE2_LR,
ENCODE_SOURCE_USER,
};
enum {
MIC_PWR_INIT = 1, /*开机状态*/
MIC_PWR_ON, /*工作状态*/
MIC_PWR_OFF, /*空闲状态*/
MIC_PWR_DOWN, /*低功耗状态*/
};
int esco_enc_open(u32 coding_type, u8 frame_len);
void esco_enc_close();
void audio_mic_pwr_ctl(u8 state);
u8 get_master_mic_gain(u8 master);
void esco_mic_reset(void);
void esco_mic_cfg_set(u16 sr, u16 mic0_gain, u16 mic1_gain, u16 mic2_gain, u16 mic3_gain);
#endif/*_AUDIO_ENC_H_*/