86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/** @file
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* @author Edouard DUPIN
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* @copyright 2011, Edouard DUPIN, all right reserved
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* @license APACHE v2.0 (see license file)
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*/
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#include "debug.h"
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#include <drain/EndPointCallback.h>
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#undef __class__
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#define __class__ "EndPointCallback"
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drain::EndPointCallback::EndPointCallback() :
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m_outputFunction(nullptr),
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m_inputFunction(nullptr) {
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}
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void drain::EndPointCallback::init(needDataFunction _callback) {
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m_outputFunction = _callback;
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drain::EndPoint::init();
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m_type = "EndPointCallback";
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}
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void drain::EndPointCallback::init(haveNewDataFunction _callback) {
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m_inputFunction = _callback;
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drain::EndPoint::init();
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m_type = "EndPointCallback";
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}
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std::shared_ptr<drain::EndPointCallback> drain::EndPointCallback::create(needDataFunction _callback) {
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std::shared_ptr<drain::EndPointCallback> tmp(new drain::EndPointCallback());
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tmp->init(_callback);
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return tmp;
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}
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std::shared_ptr<drain::EndPointCallback> drain::EndPointCallback::create(haveNewDataFunction _callback) {
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std::shared_ptr<drain::EndPointCallback> tmp(new drain::EndPointCallback());
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tmp->init(_callback);
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return tmp;
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}
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void drain::EndPointCallback::configurationChange() {
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drain::EndPoint::configurationChange();
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DRAIN_INFO("update : format=" << m_output.getFormat() << " map=" << m_input.getMap() << " freq=" << m_input.getFrequency() << " size=" << int32_t(m_formatSize));
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m_needProcess = true;
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}
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bool drain::EndPointCallback::process(std::chrono::system_clock::time_point& _time,
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void* _input, // uneeded
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size_t _inputNbChunk, // requested number of sample ...
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void*& _output,
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size_t& _outputNbChunk){
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drain::AutoLogInOut tmpLog("EndPointCallback");
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if (m_outputFunction != nullptr) {
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// update buffer size ...
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m_outputData.resize(_inputNbChunk*m_output.getMap().size()*m_formatSize);
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// call user
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DRAIN_VERBOSE("call user get " << _inputNbChunk << "*" << m_output.getMap().size() << " map=" << m_output.getMap() << " datasize=" << int32_t(m_formatSize));
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m_outputFunction(_time,
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_inputNbChunk,
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m_output.getMap(),
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&m_outputData[0],
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m_output.getFormat());
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if (m_outputData.size() != _inputNbChunk*m_output.getMap().size()*m_formatSize) {
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DRAIN_ERROR(" can not get enough data from user ... " << m_outputData.size() << " != " << _inputNbChunk*m_output.getMap().size());
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return false;
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}
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_output = &m_outputData[0];
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_outputNbChunk = _inputNbChunk;
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return true;
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}
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if (m_inputFunction != nullptr) {
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// Call user ...
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DRAIN_VERBOSE("call user set " << _inputNbChunk << "*" << m_input.getMap().size());
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m_inputFunction(_time,
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_inputNbChunk,
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m_input.getMap(),
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_input,
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m_input.getFormat());
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return true;
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}
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return false;
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}
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