148 lines
6.2 KiB
C++
148 lines
6.2 KiB
C++
/** @file
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* @author Edouard DUPIN
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* @copyright 2015, Edouard DUPIN, all right reserved
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* @license APACHE v2.0 (see license file)
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*/
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#ifdef __PORTAUDIO_INFERFACE__
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#include <river/io/NodePortAudio.h>
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#include <river/debug.h>
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#include <etk/memory.h>
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#undef __class__
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#define __class__ "io::NodePortAudio"
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static std::string asString(const std11::chrono::system_clock::time_point& tp) {
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// convert to system time:
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std::time_t t = std11::chrono::system_clock::to_time_t(tp);
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// convert in human string
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std::string ts = std::ctime(&t);
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// remove \n
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ts.resize(ts.size()-1);
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return ts;
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}
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static int portAudioStreamCallback(const void *_input,
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void *_output,
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unsigned long _frameCount,
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const PaStreamCallbackTimeInfo* _timeInfo,
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PaStreamCallbackFlags _statusFlags,
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void *_userData) {
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river::io::NodePortAudio* myClass = reinterpret_cast<river::io::NodePortAudio*>(_userData);
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int64_t sec = int64_t(_timeInfo->inputBufferAdcTime);
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int64_t nsec = (_timeInfo->inputBufferAdcTime-double(sec))*1000000000LL;
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std11::chrono::system_clock::time_point timeInput = std11::chrono::system_clock::from_time_t(sec) + std11::chrono::nanoseconds(nsec);
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sec = int64_t(_timeInfo->outputBufferDacTime);
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nsec = (_timeInfo->outputBufferDacTime-double(sec))*1000000000LL;
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std11::chrono::system_clock::time_point timeOutput = std11::chrono::system_clock::from_time_t(sec) + std11::chrono::nanoseconds(nsec);
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return myClass->duplexCallback(_input,
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timeInput,
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_output,
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timeOutput,
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_frameCount,
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_statusFlags);
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}
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int32_t river::io::NodePortAudio::duplexCallback(const void* _inputBuffer,
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const std11::chrono::system_clock::time_point& _timeInput,
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void* _outputBuffer,
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const std11::chrono::system_clock::time_point& _timeOutput,
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uint32_t _nbChunk,
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PaStreamCallbackFlags _status) {
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std11::unique_lock<std11::mutex> lock(m_mutex);
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// TODO : Manage status ...
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if (_inputBuffer != nullptr) {
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RIVER_VERBOSE("data Input size request :" << _nbChunk << " [BEGIN] status=" << _status << " nbIO=" << m_list.size());
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newInput(_inputBuffer, _nbChunk, _timeInput);
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}
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if (_outputBuffer != nullptr) {
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RIVER_VERBOSE("data Output size request :" << _nbChunk << " [BEGIN] status=" << _status << " nbIO=" << m_list.size());
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newOutput(_outputBuffer, _nbChunk, _timeOutput);
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}
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return 0;
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}
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std11::shared_ptr<river::io::NodePortAudio> river::io::NodePortAudio::create(const std::string& _name, const std11::shared_ptr<const ejson::Object>& _config) {
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return std11::shared_ptr<river::io::NodePortAudio>(new river::io::NodePortAudio(_name, _config));
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}
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river::io::NodePortAudio::NodePortAudio(const std::string& _name, const std11::shared_ptr<const ejson::Object>& _config) :
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Node(_name, _config) {
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drain::IOFormatInterface interfaceFormat = getInterfaceFormat();
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drain::IOFormatInterface hardwareFormat = getHarwareFormat();
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/**
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map-on:{ # select hardware interface and name
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interface:"alsa", # interface : "alsa", "pulse", "core", ...
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name:"default", # name of the interface
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},
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nb-chunk:1024 # number of chunk to open device (create the latency anf the frequency to call user)
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*/
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enum airtaudio::type typeInterface = airtaudio::type_undefined;
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std::string streamName = "default";
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const std11::shared_ptr<const ejson::Object> tmpObject = m_config->getObject("map-on");
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if (tmpObject == nullptr) {
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RIVER_WARNING("missing node : 'map-on' ==> auto map : 'auto:default'");
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} else {
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std::string value = tmpObject->getStringValue("interface", "default");
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typeInterface = airtaudio::getTypeFromString(value);
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streamName = tmpObject->getStringValue("name", "default");
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}
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int32_t nbChunk = m_config->getNumberValue("nb-chunk", 1024);
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PaError err = 0;
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if (m_isInput == true) {
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err = Pa_OpenDefaultStream(&m_stream,
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hardwareFormat.getMap().size(),
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0,
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paInt16,
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hardwareFormat.getFrequency(),
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nbChunk,
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&portAudioStreamCallback,
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this);
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} else {
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err = Pa_OpenDefaultStream(&m_stream,
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0,
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hardwareFormat.getMap().size(),
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paInt16,
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hardwareFormat.getFrequency(),
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nbChunk,
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&portAudioStreamCallback,
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this);
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}
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if( err != paNoError ) {
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RIVER_ERROR("Can not create Stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " err : " << Pa_GetErrorText(err));
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}
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m_process.updateInterAlgo();
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}
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river::io::NodePortAudio::~NodePortAudio() {
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std11::unique_lock<std11::mutex> lock(m_mutex);
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RIVER_INFO("close input stream");
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PaError err = Pa_CloseStream( m_stream );
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if( err != paNoError ) {
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RIVER_ERROR("Remove stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not Remove stream ... " << Pa_GetErrorText(err));
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}
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};
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void river::io::NodePortAudio::start() {
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std11::unique_lock<std11::mutex> lock(m_mutex);
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RIVER_INFO("Start stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
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PaError err = Pa_StartStream(m_stream);
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if( err != paNoError ) {
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RIVER_ERROR("Start stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not start stream ... " << Pa_GetErrorText(err));
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}
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}
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void river::io::NodePortAudio::stop() {
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std11::unique_lock<std11::mutex> lock(m_mutex);
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RIVER_INFO("Stop stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
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PaError err = Pa_StopStream(m_stream);
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if( err != paNoError ) {
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RIVER_ERROR("Start stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not stop stream ... " << Pa_GetErrorText(err));
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}
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}
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#endif
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