Initial MPRIS support

CMakeLists.txt

@@ -21,6 +21,7 @@ find_package(QT NAMES Qt6)
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets LinguistTools OpenGLWidgets Network Xml)
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(mpv REQUIRED mpv)
+pkg_check_modules(AmberMpris REQUIRED ambermpris6)
 
 # Libraries
 set(LIBRARIES
@@ -30,6 +31,7 @@ set(LIBRARIES
     Qt${QT_VERSION_MAJOR}::Network
     Qt${QT_VERSION_MAJOR}::Xml
     ${mpv_LIBRARIES}
+    ${AmberMpris_LIBRARIES}
 )
 
 set(TS_FILES KokoVP_ru_RU.ts)
@@ -126,7 +128,7 @@ qt_wrap_ui(FORMS ${UI})
 qt_create_translation(QM_FILES ${TS_FILES} ${MAIN_SRC})
 qt_add_resources(QRC_CPP icons.qrc)
 
-include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR})
+include_directories(${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} "/usr/include/AmberMpris")
 
 add_executable(kokovp ${MOC_FILES} ${FORMS} ${MAIN_SRC} ${QRC_CPP})
 target_link_libraries(kokovp ${LIBRARIES})

kokovp.cpp

@@ -27,6 +27,9 @@
 #include <QToolBar>
 #include <QStandardPaths>
 #include <QStyle>
+#include <AmberMpris/Mpris>
+#include <AmberMpris/MprisPlayer>
+#include <AmberMpris/MprisMetaData>
 
 #include "autohidewidget.h"
 
@@ -153,6 +156,34 @@ KokoVP::KokoVP(QWidget *parent)
     bottomBar->addActions(barActions);
     addToolBar(Qt::BottomToolBarArea, bottomBar);
 
+    // Mpris
+    mpris = new Amber::MprisPlayer(this);
+    mpris->setServiceName("org.mpris.MediaPlayer2.KokoVP");
+    mpris->setIdentity("KokoVP");
+    mpris->setSupportedUriSchemes(QStringList{"file", "http", "https"});
+    // TODO: Can we get the mimetypes from .desktop file ?
+    mpris->setSupportedMimeTypes(QStringList{"audio/mpeg", "audio/x-mpeg", "audio/mp3", "audio/x-mp3", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-scpls", "audio/x-mpegurl", "audio/x-mpegurl",
+            "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpegurl", "audio/x-mpeg"});
+    mpris->setPlaybackStatus(Amber::Mpris::PlaybackStatus::Stopped);
+    connect(player, &PlayerController::playbackChanged, mpris, [this](){mpris->setPlaybackStatus(
+                player->isPlaying() ? Amber::Mpris::PlaybackStatus::Playing : Amber::Mpris::PlaybackStatus::Paused);});
+    connect(player, &PlayerController::fileMetaUpdated, mpris, [this](QString label, double duration){mpris->metaData()->setTitle(label); mpris->metaData()->setDuration(duration);});
+    connect(mpris, &Amber::MprisPlayer::playRequested, player, [this](){if (!player->isPlaying()) { player->togglePlayback(); tryPlayCurrent(); }});
+    connect(mpris, &Amber::MprisPlayer::playPauseRequested, player, &PlayerController::togglePlayback);
+    connect(mpris, &Amber::MprisPlayer::stopRequested, player, &PlayerController::stop);
+    connect(mpris, &Amber::MprisPlayer::seekRequested, player, &PlayerController::seekRelative);
+    connect(mpris, &Amber::MprisPlayer::nextRequested, playlist, &Playlist::next);
+    connect(mpris, &Amber::MprisPlayer::previousRequested, playlist, &Playlist::prev);
+    // connect(mpris, &Amber::MprisPlayer::volumeRequested, player->prop("volume"), &PropertyObserver::set); Necessary ? How does it integrate with system volume?
+    connect(mpris, &Amber::MprisPlayer::fullscreenRequested, this, &KokoVP::toggleFullscreen);
+    mpris->setCanControl(true);
+    mpris->setCanPlay(true);
+    mpris->setCanPause(true);
+    mpris->setCanSeek(true);
+    mpris->setCanGoNext(true);
+    mpris->setCanGoPrevious(true);
+    mpris->setCanSetFullscreen(true);
+
     // CONFIGURATION
     readConfig();
 }
@@ -524,6 +555,8 @@ void KokoVP::handleEOF(bool wasStopped)
 
     if (!wasStopped && Config::i().get("play_mode/next_on_eof", true).toBool())
         playlist->next();
+    else
+        mpris->setPlaybackStatus(Amber::Mpris::PlaybackStatus::Stopped);
 }
 
 void KokoVP::callPropEditor(QAction *callEditorAction)

kokovp.h

@@ -28,6 +28,7 @@ class TracksMenu;
 class AutohideWidget;
 class FileSettingsHash;
 class QTableView;
+namespace Amber { class MprisPlayer; }
 
 using QActionMap = QMap<QString, QAction*>;
 
@@ -96,6 +97,8 @@ class KokoVP : public QMainWindow
 
     QActionMap p_actionsMap;
 
+    Amber::MprisPlayer *mpris;
+
     static KokoVP *inst;
 };
 

playercontroller.cpp

@@ -19,6 +19,7 @@
 #include "playerwidget.h"
 #include "helper.h"
 
+
 PlayerController::PlayerController(PlayerWidget *parent)
     : QObject{parent}
 {
@@ -108,6 +109,7 @@ void PlayerController::stop()
 void PlayerController::togglePlayback()
 {
     p->setProp("pause", isPlaying());
+    emit playbackChanged();
 }
 
 void PlayerController::seekAbsolute(double s)
@@ -196,4 +198,5 @@ void PlayerController::handleFileLoad()
 
     emit tracksUpdated();
     emit fileMetaUpdated(p->getProp("media-title").toString(), prop("duration")->get().toDouble());
+    emit playbackChanged();
 }

playercontroller.h

@@ -21,6 +21,7 @@
 #include <QDir>
 #include <QUrl>
 
+
 class PlayerWidget;
 class PropertyObserver;
 
@@ -81,6 +82,7 @@ class PlayerController : public QObject
     const QList<Track> &tracks() const { return p_tracks; }
 
 signals:
+    void playbackChanged();
     void tracksUpdated();
     void fileMetaUpdated(QString label, double duration);
     void endFile(bool wasStopped);

singleinstance.cpp

@@ -16,6 +16,7 @@
 */
 #include "singleinstance.h"
 
+#include <QDebug>
 #include <QLocalSocket>
 #include <QLocalServer>