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toxic/src/audio_device.h
jfreegman 8aa57b0539
Fix issue with audio VAD threshold
The default VAD was always being set to 0. We now use the
value provided by the config file if defined
2021-12-05 16:36:13 -05:00

96 lines
2.8 KiB
C

/* audio_device.h
*
*
* Copyright (C) 2014 Toxic All Rights Reserved.
*
* This file is part of Toxic.
*
* Toxic is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Toxic is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Toxic. If not, see <http://www.gnu.org/licenses/>.
*
*/
/*
* You can have multiple sources (Input devices) but only one output device.
* Pass buffers to output device via write();
* Read from running input device(s) via select()/callback combo.
*/
#ifndef AUDIO_DEVICE_H
#define AUDIO_DEVICE_H
#define OPENAL_BUFS 5
#define MAX_OPENAL_DEVICES 32
#define MAX_DEVICES 32
#include "windows.h"
typedef enum DeviceType {
input,
output,
} DeviceType;
typedef enum DeviceError {
de_None,
de_InternalError = -1,
de_InvalidSelection = -2,
de_FailedStart = -3,
de_Busy = -4,
de_AllDevicesBusy = -5,
de_DeviceNotActive = -6,
de_BufferError = -7,
de_UnsupportedMode = -8,
de_AlError = -9,
} DeviceError;
typedef void (*DataHandleCallback)(const int16_t *, uint32_t size, void *data);
DeviceError init_devices(void);
void get_al_device_names(void);
DeviceError terminate_devices(void);
/* toggle device mute */
DeviceError device_mute(DeviceType type, uint32_t device_idx);
bool device_is_muted(DeviceType type, uint32_t device_idx);
DeviceError device_set_VAD_threshold(uint32_t device_idx, float value);
float device_get_VAD_threshold(uint32_t device_idx);
DeviceError set_source_position(uint32_t device_idx, float x, float y, float z);
DeviceError set_al_device(DeviceType type, int32_t selection);
/* Start device */
DeviceError open_input_device(uint32_t *device_idx, DataHandleCallback cb, void *cb_data,
uint32_t sample_rate, uint32_t frame_duration, uint8_t channels);
DeviceError open_output_device(uint32_t *device_idx, uint32_t sample_rate, uint32_t frame_duration, uint8_t channels);
/* Stop device */
DeviceError close_device(DeviceType type, uint32_t device_idx);
/* Write data to output device */
DeviceError write_out(uint32_t device_idx, const int16_t *data, uint32_t length, uint8_t channels,
uint32_t sample_rate);
/* return current input volume as float in range 0.0-100.0 */
float get_input_volume(void);
void print_al_devices(ToxWindow *self, DeviceType type);
DeviceError selection_valid(DeviceType type, int32_t selection);
#endif /* AUDIO_DEVICE_H */