32 lines
935 B
C
32 lines
935 B
C
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/*****************************************************************
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>file name : usb_audio.h
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>author : lichao
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>create time : Wed 22 May 2019 10:39:35 AM CST
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*****************************************************************/
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#ifndef _UAC_STREAM_H_
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#define _UAC_STREAM_H_
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#include "typedef.h"
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enum uac_event {
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USB_AUDIO_PLAY_OPEN = 0x0,
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USB_AUDIO_PLAY_CLOSE,
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USB_AUDIO_MIC_OPEN,
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USB_AUDIO_MIC_CLOSE,
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// USB_AUDIO_MUTE,
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USB_AUDIO_SET_PLAY_VOL,
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USB_AUDIO_SET_MIC_VOL,
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};
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void uac_speaker_stream_buf_clear(void);
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u32 uac_speaker_stream_length();
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u32 uac_speaker_stream_size();
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void set_uac_speaker_rx_handler(void *priv, void (*rx_handler)(int, void *, int));
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void set_uac_mic_tx_handler(void *priv, int (*tx_handler)(int, void *, int));
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int uac_speaker_stream_sample_rate(void);
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int uac_speaker_read(void *priv, void *data, u32 len);
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u32 uac_speaker_get_alive();
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void uac_speaker_set_alive(u8 alive);
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#endif
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