giuliomoro@117: #ifndef RECEIVEAUDIOTHREAD_H_INCLUDED
giuliomoro@117: #define RECEIVEAUDIOTHREAD_H_INCLUDED
giuliomoro@117: #include <vector>
giuliomoro@117: #include <iostream>
giuliomoro@117: #include <UdpServer.h>
giuliomoro@117: #include <BeagleRT.h>
giuliomoro@117: #include <native/task.h>
giuliomoro@117: 
giuliomoro@117: class ReceiveAudioThread{
giuliomoro@117: private:
giuliomoro@117:     //  FILE *fd; //DEBUG
giuliomoro@117:     //  FILE *fd2; //DEBUG
giuliomoro@117:     UdpServer socket;
giuliomoro@117: //JUCE    DatagramSocket socket;
giuliomoro@117:     bool listening;
giuliomoro@117:     bool bufferReady;
giuliomoro@119: #ifdef JUCE
giuliomoro@117:     bool threadRunning;
giuliomoro@119: #else
giuliomoro@119:     static bool threadRunning;
giuliomoro@119:     static bool threadIsExiting;
giuliomoro@119: #endif
giuliomoro@117:     float *buffer;
giuliomoro@117:     float *stackBuffer;
giuliomoro@117:     int bufferLength;
giuliomoro@117:     float readPointer;
giuliomoro@117:     int writePointer;
giuliomoro@117:     int lastValidPointer;
giuliomoro@119: #ifdef JUCE
giuliomoro@117:     int sleepTime;
giuliomoro@119: #else
giuliomoro@119:     static int sleepTime;
giuliomoro@119: #endif
giuliomoro@117:     int waitForSocketTime;
giuliomoro@117:     int payloadLength; //size of the payload of each datagram
giuliomoro@117:     int headerLength; //size of the header of each datagram
giuliomoro@117:     int bytesToRead;
giuliomoro@117:     int threadPriority;
giuliomoro@119:     int channel;
giuliomoro@117:     void dealloc();
giuliomoro@117:     void wrapWritePointer();
giuliomoro@117:     void pushPayload(int startIndex);
giuliomoro@117:     void popPayload(int startIndex);
giuliomoro@117:     int readUdpToBuffer();
giuliomoro@119: #ifdef JUCE
giuliomoro@119: #else
giuliomoro@119:     static bool threadShouldExit();
giuliomoro@119: 	static bool staticConstructed;
giuliomoro@119:     static void staticConstructor();
giuliomoro@117:     static AuxiliaryTask receiveDataTask; //TODO: allow different AuxiliaryTasks for different priorities (e.g.: audio vs scope)
giuliomoro@119:     static std::vector<ReceiveAudioThread *> objAddrs;
giuliomoro@119: #endif
giuliomoro@117: public:
giuliomoro@117:     ReceiveAudioThread();
giuliomoro@117:     ~ReceiveAudioThread();
giuliomoro@119:     void init(int port, int aSamplesPerBlock, int channel);
giuliomoro@117:     void setup();
giuliomoro@117:     void bindToPort(int aPort);
giuliomoro@117:     bool isListening();
giuliomoro@117:     float* getCurrentBuffer(int length);
giuliomoro@120:     /**
giuliomoro@120:      * Copies the samples to a non-interleaved buffer.
giuliomoro@120:      */
giuliomoro@117:     int getSamplesSrc(float *destination, int length, float samplingRateRatio);
giuliomoro@120:     /**
giuliomoro@120:      * Copies the samples to an interleaved buffer.
giuliomoro@120:      */
giuliomoro@120:     int getSamplesSrc(float *destination, int length,
giuliomoro@120:     		float samplingRateRatio, int numChannelsInDestination,
giuliomoro@120:     		int channelToWriteTo);
giuliomoro@117:     bool isBufferReady();
giuliomoro@119: #ifdef JUCE // if we are in Juce, then we run a separate thread for each receiver
giuliomoro@119:     		// (as each of them are typically receiving on a mono or stereo track)
giuliomoro@117:     void run();
giuliomoro@119: #else
giuliomoro@119:     void static run(); //while in BeagleRT we have a single thread that receives for all the instances.
giuliomoro@119:     //TODO: make run() private in BeagleRT
giuliomoro@119:     static void startThread();
giuliomoro@119:     static void stopThread();
giuliomoro@119:     static int getNumInstances();
giuliomoro@119: #endif // JUCE
giuliomoro@117: };
giuliomoro@117: #endif  // RECEIVEAUDIOTHREAD_H_INCLUDED