squeezelite-esp32/components/squeezelite/adac.h

/* 
 *  Squeezelite for esp32
 *
 *  (c) Sebastien 2019
 *      Philippe G. 2019, philippe_44@outlook.com
 *
 * This program 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.
 * 
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "freertos/FreeRTOS.h"
#include "driver/i2s.h"

typedef enum { ADAC_ON = 0, ADAC_STANDBY, ADAC_OFF } adac_power_e;

struct adac_s {
	bool (*init)(int i2c_port_num, int i2s_num, i2s_config_t *config);
	void (*deinit)(void);
	void (*power)(adac_power_e mode);
	void (*speaker)(bool active);
	void (*headset)(bool active);
	void (*volume)(unsigned left, unsigned right);
};

extern struct adac_s dac_tas57xx;
extern struct adac_s dac_a1s;
extern struct adac_s dac_null;