135 lines
5.5 KiB
C++
135 lines
5.5 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 MPL v2.0 (see license file)
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*/
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#ifdef AUDIO_RIVER_BUILD_PORTAUDIO
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#include <audio/river/io/NodePortAudio.hpp>
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#include <audio/river/debug.hpp>
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#include <ememory/memory.hpp>
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#include <audio/Time.hpp>
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#include <audio/Duration.hpp>
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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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audio::river::io::NodePortAudio* myClass = reinterpret_cast<audio::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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audio::Time timeInput(sec, nsec);
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sec = int64_t(_timeInfo->outputBufferDacTime);
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nsec = (_timeInfo->outputBufferDacTime-double(sec))*1000000000LL;
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audio::Time timeOutput(sec, 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 audio::river::io::NodePortAudio::duplexCallback(const void* _inputBuffer,
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const audio::Time& _timeInput,
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void* _outputBuffer,
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const audio::Time& _timeOutput,
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uint32_t _nbChunk,
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PaStreamCallbackFlags _status) {
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ethread::UniqueLock lock(m_mutex);
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// TODO : Manage status ...
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if (_inputBuffer != null) {
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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 != null) {
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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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ememory::SharedPtr<audio::river::io::NodePortAudio> audio::river::io::NodePortAudio::create(const etk::String& _name, const ejson::Object& _config) {
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return ememory::SharedPtr<audio::river::io::NodePortAudio>(ETK_NEW(audio::river::io::NodePortAudio,_name, _config));
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}
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audio::river::io::NodePortAudio::NodePortAudio(const etk::String& _name, const ejson::Object& _config) :
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Node(_name, _config) {
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audio::drain::IOFormatInterface interfaceFormat = getInterfaceFormat();
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audio::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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etk::String streamName = "default";
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const ejson::Object tmpObject = m_config["map-on"].toObject();
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if (tmpObject.exist() == false) {
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RIVER_WARNING("missing node : 'map-on' ==> auto map : 'auto:default'");
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} else {
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etk::String value = tmpObject.getStringValue("interface", "default");
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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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audio::river::io::NodePortAudio::~NodePortAudio() {
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ethread::UniqueLock 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 audio::river::io::NodePortAudio::start() {
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ethread::UniqueLock 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 audio::river::io::NodePortAudio::stop() {
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ethread::UniqueLock 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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