82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/**
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* @author Edouard DUPIN
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*
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* @copyright 2011, Edouard DUPIN, all right reserved
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*
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* @license APACHE v2.0 (see license file)
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*/
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#include <etk/types.h>
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#include <river/Interface.h>
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#include <river/Manager.h>
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#include <ewolsa/ewolsa.h>
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#include <ewolsa/debug.h>
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class OutputInterface {
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private:
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std::shared_ptr<river::Manager> m_manager;
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std::shared_ptr<river::Interface> m_interface;
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public:
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OutputInterface() {
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m_manager = river::Manager::create("testApplication");
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//Set stereo output:
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std::vector<audio::channel> channelMap;
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channelMap.push_back(audio::channel_frontLeft);
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channelMap.push_back(audio::channel_frontRight);
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m_interface = m_manager->createOutput(48000,
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channelMap,
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audio::format_int16,
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"speaker",
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"ewolsa::basicOutput");
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if (m_interface == nullptr) {
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EWOLSA_ERROR("can not allocate output interface ... ");
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return;
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}
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// set callback mode ...
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m_interface->setOutputCallback(1024,
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std::bind(&OutputInterface::onDataNeeded,
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this,
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std::placeholders::_1,
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std::placeholders::_2,
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std::placeholders::_3,
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std::placeholders::_4,
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std::placeholders::_5));
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m_interface->start();
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}
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~OutputInterface() {
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if (m_interface == nullptr) {
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return;
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}
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m_interface->stop();
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m_interface.reset();
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m_manager.reset();
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}
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void onDataNeeded(const std::chrono::system_clock::time_point& _playTime,
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const size_t& _nbChunk,
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const std::vector<audio::channel>& _map,
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void* _data,
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enum audio::format _type) {
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if (_type != audio::format_int16) {
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EWOLSA_ERROR("call wrong type ... (need int16_t)");
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}
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// call music
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ewolsa::music::getData(static_cast<int16_t*>(_data), _nbChunk, _map.size());
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// call Effects
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//ewolsa::effects::getData(static_cast<int16_t*>(_data), _nbChunk, _map.size());
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}
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};
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std::shared_ptr<OutputInterface> g_ioInterface;
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void ewolsa::init() {
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g_ioInterface = std::make_shared<OutputInterface>();
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}
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void ewolsa::unInit() {
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g_ioInterface.reset();
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}
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