alsarecorder.h
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00001 /****************************************************************
00002  *
00003  * Copyright (c) 2010
00004  *
00005  * Fraunhofer Institute for Manufacturing Engineering   
00006  * and Automation (IPA)
00007  *
00008  * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
00009  *
00010  * Project name: care-o-bot
00011  * ROS stack name: cob_driver
00012  * ROS package name: cob_light
00013  * Description: Switch robots led color by sending data to
00014  * the led-µC over serial connection.
00015  *                              
00016  * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
00017  *          
00018  * Author: Benjamin Maidel, email:benjamin.maidel@ipa.fraunhofer.de
00019  * Supervised by: Benjamin Maidel, email:benjamin.maidel@ipa.fraunhofer.de
00020  *
00021  * Date of creation: August 2012
00022  * ToDo:
00023  *
00024  * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
00025  *
00026  * Redistribution and use in source and binary forms, with or without
00027  * modification, are permitted provided that the following conditions are met:
00028  *
00029  *     * Redistributions of source code must retain the above copyright
00030  *       notice, this list of conditions and the following disclaimer.
00031  *     * Redistributions in binary form must reproduce the above copyright
00032  *       notice, this list of conditions and the following disclaimer in the
00033  *       documentation and/or other materials provided with the distribution.
00034  *     * Neither the name of the Fraunhofer Institute for Manufacturing 
00035  *       Engineering and Automation (IPA) nor the names of its
00036  *       contributors may be used to endorse or promote products derived from
00037  *       this software without specific prior written permission.
00038  *
00039  * This program is free software: you can redistribute it and/or modify
00040  * it under the terms of the GNU Lesser General Public License LGPL as 
00041  * published by the Free Software Foundation, either version 3 of the 
00042  * License, or (at your option) any later version.
00043  * 
00044  * This program is distributed in the hope that it will be useful,
00045  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00046  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00047  * GNU Lesser General Public License LGPL for more details.
00048  * 
00049  * You should have received a copy of the GNU Lesser General Public 
00050  * License LGPL along with this program. 
00051  * If not, see <http://www.gnu.org/licenses/>.
00052  *
00053  ****************************************************************/
00054 
00055 #ifndef ALSARECORDER_H
00056 #define ALSARECORDER_H
00057 
00058 #include <alsa/asoundlib.h>
00059 #include <error.h>
00060 #include <stdint.h>
00061 #include "soundrecorder.h"
00062 #include "soundbuffer.h"
00063 
00064 namespace mybeat
00065 {   
00066 
00067     class AlsaRecorder : public SoundRecorder
00068     {
00069     public:
00070         AlsaRecorder(uint32_t m_sampleSize, uint8_t m_channels,std::vector<SoundBuffer*> m_SoundBuffers, uint16_t m_recordSize);
00071         virtual ~AlsaRecorder();
00072         virtual void run();
00073         virtual void stop();
00074         virtual bool isStarted(){ return m_started; }
00075     private:
00076         snd_pcm_t *m_captureHandle;
00077         uint16_t m_recordSize;
00078         uint32_t m_sampleSize;
00079         std::vector<SoundBuffer*> m_SoundBuffers;
00080         bool m_captureEnabled;
00081         uint8_t m_channels;
00082         int16_t *m_signal;
00083         bool m_started;
00084     private:
00085         bool initSound();
00086         void closeSound();
00087     };
00088 }
00089 #endif
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cob_lightmode
Author(s): Benjamin Maidel
autogenerated on Thu Jan 17 2013 13:39:37