53 lines
1.9 KiB
C++
Executable file
53 lines
1.9 KiB
C++
Executable file
/* Audio Library for Teensy 3.X
|
|
* Copyright (c) 2014, Paul Stoffregen, paul@pjrc.com
|
|
*
|
|
* Development of this audio library was funded by PJRC.COM, LLC by sales of
|
|
* Teensy and Audio Adaptor boards. Please support PJRC's efforts to develop
|
|
* open source software by purchasing Teensy or other PJRC products.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice, development funding notice, and this permission
|
|
* notice shall be included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef play_queue_h_
|
|
#define play_queue_h_
|
|
|
|
#include "Arduino.h"
|
|
#include "AudioStream.h"
|
|
|
|
class AudioPlayQueue : public AudioStream
|
|
{
|
|
public:
|
|
AudioPlayQueue(void) : AudioStream(0, NULL),
|
|
userblock(NULL), head(0), tail(0) { }
|
|
void play(int16_t data);
|
|
void play(const int16_t *data, uint32_t len);
|
|
bool available(void);
|
|
int16_t * getBuffer(void);
|
|
void playBuffer(void);
|
|
void stop(void);
|
|
//bool isPlaying(void) { return playing; }
|
|
virtual void update(void);
|
|
private:
|
|
audio_block_t *queue[32];
|
|
audio_block_t *userblock;
|
|
volatile uint8_t head, tail;
|
|
};
|
|
|
|
#endif
|