32 lines
859 B
C
32 lines
859 B
C
/*
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* Copyright (c) 2022, sakumisu
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef USBD_AUDIO_H
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#define USBD_AUDIO_H
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#include "usb_audio.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Alloc audio interface driver */
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struct usbd_interface *usbd_audio_alloc_intf(void);
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void usbd_audio_open(uint8_t intf);
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void usbd_audio_close(uint8_t intf);
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void usbd_audio_add_entity(uint8_t entity_id, uint16_t bDescriptorSubtype);
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void usbd_audio_set_volume(uint8_t entity_id, uint8_t ch, float dB);
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void usbd_audio_set_mute(uint8_t entity_id, uint8_t ch, uint8_t enable);
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void usbd_audio_set_sampling_freq(uint8_t entity_id, uint8_t ep_ch, uint32_t sampling_freq);
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void usbd_audio_get_sampling_freq_table(uint8_t entity_id, uint8_t **sampling_freq_table);
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void usbd_audio_set_pitch(uint8_t ep, bool enable);
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#ifdef __cplusplus
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}
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#endif
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#endif /* USBD_AUDIO_H */
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