1 /* 2 * Copyright (C) 2019-2020 Rerrah 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, 8 * copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following 11 * conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 18 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 20 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 #pragma once 27 #include "RtMidi/RtMidi.hpp" 28 #include <string> 29 #include <vector> 30 #include <memory> 31 #include <mutex> 32 #include <cstdint> 33 34 class MidiInterface 35 { 36 public: 37 static MidiInterface &instance(); 38 ~MidiInterface(); 39 40 private: 41 MidiInterface(); 42 43 public: 44 RtMidi::Api currentApi() const; 45 std::string currentApiName() const; 46 std::vector<std::string> getAvailableApi() const; 47 bool switchApi(std::string api, std::string* errDetail = nullptr); 48 bool switchApi(RtMidi::Api api, std::string* errDetail = nullptr); // Use internal 49 bool supportsVirtualPort() const; 50 bool supportsVirtualPort(std::string api) const; 51 std::vector<std::string> getRealInputPorts(); 52 std::vector<std::string> getRealInputPorts(const std::string& api); 53 54 void closeInputPort(); 55 bool openInputPort(unsigned port, std::string* errDetail = nullptr); 56 bool openInputPortByName(const std::string &portName, std::string* errDetail = nullptr); 57 58 typedef void (InputHandler)(double, const uint8_t *, size_t, void *); 59 void installInputHandler(InputHandler *handler, void *userData); 60 void uninstallInputHandler(InputHandler *handler, void *userData); 61 62 private: 63 static void onMidiInput(double timestamp, std::vector<unsigned char> *message, void *userData); 64 65 std::unique_ptr<RtMidiIn> inputClient_; 66 bool hasOpenInputPort_; 67 std::mutex inputHandlersMutex_; 68 std::vector<std::pair<InputHandler *, void *>> inputHandlers_; 69 70 static std::unique_ptr<MidiInterface> instance_; 71 }; 72