LCOV - code coverage report
Current view: top level - src/notationscene/internal - midiinputoutputcontroller.cpp Coverage Total Hit
Test: filtered_coverage.info Lines: 0.0 % 78 0
Test Date: 2026-11-05 04:07:02

            Line data    Source code
       1              : /*
       2              :  * SPDX-License-Identifier: GPL-3.0-only
       3              :  * MuseScore-Studio-CLA-applies
       4              :  *
       5              :  * MuseScore Studio
       6              :  * Music Composition & Notation
       7              :  *
       8              :  * Copyright (C) 2021 MuseScore Limited and others
       9              :  *
      10              :  * This program is free software: you can redistribute it and/or modify
      11              :  * it under the terms of the GNU General Public License version 3 as
      12              :  * published by the Free Software Foundation.
      13              :  *
      14              :  * This program is distributed in the hope that it will be useful,
      15              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17              :  * GNU General Public License for more details.
      18              :  *
      19              :  * You should have received a copy of the GNU General Public License
      20              :  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
      21              :  */
      22              : 
      23              : #include "midiinputoutputcontroller.h"
      24              : 
      25              : #include "midi/miditypes.h"
      26              : 
      27              : #include "notation/inotation.h"
      28              : #include "notation/inotationmidiinput.h"
      29              : 
      30              : #include "log.h"
      31              : 
      32              : using namespace mu::notation;
      33              : using namespace muse;
      34              : using namespace muse::midi;
      35              : 
      36            0 : void MidiInputOutputController::init()
      37              : {
      38            0 :     if (!midiConfiguration()->midiPortIsAvalaible()) {
      39            0 :         return;
      40              :     }
      41              : 
      42            0 :     checkInputConnection();
      43            0 :     checkOutputConnection();
      44              : 
      45            0 :     midiInPort()->availableDevicesChanged().onNotify(this, [this]() {
      46            0 :         checkInputConnection();
      47            0 :     });
      48              : 
      49            0 :     midiConfiguration()->midiInputDeviceIdChanged().onNotify(this, [this]() {
      50            0 :         MidiDeviceID deviceId = midiConfiguration()->midiInputDeviceId();
      51            0 :         Ret ret = midiInPort()->connect(deviceId);
      52            0 :         if (!ret) {
      53            0 :             LOGW() << "failed connect to input device, deviceID: " << deviceId << ", err: " << ret.text();
      54              :         }
      55            0 :     });
      56              : 
      57            0 :     midiOutPort()->availableDevicesChanged().onNotify(this, [this]() {
      58            0 :         checkOutputConnection();
      59            0 :     });
      60              : 
      61            0 :     midiConfiguration()->midiOutputDeviceIdChanged().onNotify(this, [this]() {
      62            0 :         MidiDeviceID deviceId = midiConfiguration()->midiOutputDeviceId();
      63            0 :         Ret ret = midiOutPort()->connect(deviceId);
      64            0 :         if (!ret) {
      65            0 :             LOGW() << "failed connect to output device, deviceID: " << deviceId << ", err: " << ret.text();
      66              :         }
      67            0 :     });
      68              : 
      69            0 :     midiInPort()->eventReceived().onReceive(this, [this](const muse::midi::tick_t tick, const muse::midi::Event& event) {
      70            0 :         if (!configuration()->isMidiInputEnabled()) {
      71            0 :             return;
      72              :         }
      73              : 
      74            0 :         onMidiEventReceived(tick, event);
      75              :     });
      76              : }
      77              : 
      78            0 : void MidiInputOutputController::checkInputConnection()
      79              : {
      80            0 :     checkConnection(midiConfiguration()->midiInputDeviceId(),
      81            0 :                     midiInPort()->deviceID(),
      82            0 :                     midiInPort()->availableDevices(),
      83            0 :                     [this](const muse::midi::MidiDeviceID& deviceId) {
      84            0 :         return midiInPort()->connect(deviceId);
      85              :     });
      86            0 : }
      87              : 
      88            0 : void MidiInputOutputController::checkOutputConnection()
      89              : {
      90            0 :     checkConnection(midiConfiguration()->midiOutputDeviceId(),
      91            0 :                     midiOutPort()->deviceID(),
      92            0 :                     midiOutPort()->availableDevices(),
      93            0 :                     [this](const muse::midi::MidiDeviceID& deviceId) {
      94            0 :         return midiOutPort()->connect(deviceId);
      95              :     });
      96            0 : }
      97              : 
      98            0 : void MidiInputOutputController::checkConnection(const muse::midi::MidiDeviceID& preferredDeviceId,
      99              :                                                 const muse::midi::MidiDeviceID& currentDeviceId,
     100              :                                                 const muse::midi::MidiDeviceList& availableDevices,
     101              :                                                 const std::function<Ret(const muse::midi::MidiDeviceID&)>& connectCallback)
     102              : {
     103            0 :     auto containsDevice = [](const MidiDeviceList& devices, const MidiDeviceID& deviceId) {
     104            0 :         for (const MidiDevice& device : devices) {
     105            0 :             if (device.id == deviceId) {
     106            0 :                 return true;
     107              :             }
     108              :         }
     109              : 
     110            0 :         return false;
     111              :     };
     112              : 
     113            0 :     if (!preferredDeviceId.empty() && preferredDeviceId != currentDeviceId && containsDevice(availableDevices, preferredDeviceId)) {
     114            0 :         Ret ret = connectCallback(preferredDeviceId);
     115            0 :         if (!ret) {
     116            0 :             LOGW() << "failed connect to device, deviceID: " << preferredDeviceId << ", err: " << ret.text();
     117              :         }
     118              : 
     119            0 :         return;
     120            0 :     }
     121              : 
     122            0 :     if (containsDevice(availableDevices, currentDeviceId)) {
     123            0 :         return;
     124              :     }
     125              : 
     126            0 :     MidiDeviceID deviceId = firstAvailableDeviceId(availableDevices);
     127            0 :     if (deviceId.empty()) {
     128            0 :         deviceId = NONE_DEVICE_ID;
     129              :     }
     130              : 
     131            0 :     Ret ret = connectCallback(deviceId);
     132            0 :     if (!ret) {
     133            0 :         LOGW() << "failed connect to device, deviceID: " << deviceId << ", err: " << ret.text();
     134              :     }
     135            0 : }
     136              : 
     137            0 : void MidiInputOutputController::onMidiEventReceived(const muse::midi::tick_t tick, const muse::midi::Event& event)
     138              : {
     139              :     UNUSED(tick)
     140              : 
     141            0 :     Ret ret = midiRemote()->process(event);
     142            0 :     if (check_ret(ret, Ret::Code::Undefined)) {
     143              :         //! NOTE Event not command, pass further
     144              :         // pass
     145            0 :     } else if (!ret) {
     146            0 :         LOGE() << "failed midi remote process, err: " << ret.toString();
     147              :         // pass
     148              :     } else {
     149              :         //! NOTE Success midi remote process (the event is command)
     150            0 :         return;
     151              :     }
     152              : 
     153            0 :     notation::INotationPtr notation = projectSession()->currentNotation();
     154            0 :     if (notation) {
     155            0 :         notation->midiInput()->onMidiEventReceived(event);
     156              :     }
     157            0 : }
     158              : 
     159            0 : muse::midi::MidiDeviceID MidiInputOutputController::firstAvailableDeviceId(const muse::midi::MidiDeviceList& devices) const
     160              : {
     161            0 :     for (const muse::midi::MidiDevice& device : devices) {
     162            0 :         if (device.id == muse::midi::NONE_DEVICE_ID) {
     163            0 :             continue;
     164              :         }
     165              : 
     166            0 :         return device.id;
     167              :     }
     168              : 
     169            0 :     return muse::midi::MidiDeviceID();
     170              : }
        

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