Easy playback library for PwmOutSpeaker.
EasyPlaybackPWM.h
- Committer:
- dkato
- Date:
- 2017-07-06
- Revision:
- 0:41ab76b22961
File content as of revision 0:41ab76b22961:
/* mbed EasyPlaybackPWM Library * Copyright (C) 2017 dkato * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef __EASY_PLAYBACK_PWM_H__ #define __EASY_PLAYBACK_PWM_H__ #include <string> #include <map> #include "EasyDecoder.h" #include "PwmOutSpeaker.h" class EasyPlaybackPWM { public: EasyPlaybackPWM(PinName pwm_l, PinName pwm_r); ~EasyPlaybackPWM(); bool get_tag(const char* filename, char* p_title, char* p_artist, char* p_album, uint16_t tag_size); bool play(const char* filename); bool is_paused(void); void pause(void); void pause(bool type); void skip(void); bool outputVolume(float VolumeOut); template<typename T> void add_decoder(const string& extension) { m_lpDecoders[extension] = &T::inst; } private: #define AUDIO_WRITE_BUFF_SIZE (4096) PwmOutSpeaker audio; bool _skip; bool _pause; uint8_t *_audio_buf; std::map<std::string, EasyDecoder*(*)()> m_lpDecoders; EasyDecoder * create_decoer_class(const char* filename); }; #endif