Remove GStreamer and upgrade to Qt 6

.github/workflows/macos-build.yml

@@ -0,0 +1,30 @@
+# Build MapMap on macOS with Qt 6
+name: Build on macOS
+
+on:
+  push:
+    branches: [ dev, master ]
+  pull_request:
+    branches: [ dev, master ]
+
+jobs:
+  build:
+    runs-on: macos-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Install dependencies
+      run: |
+        brew install qt
+
+    - name: Configure with qmake
+      run: |
+        export PATH="$(brew --prefix qt)/bin:$PATH"
+        qmake mapmap.pro CONFIG+=release
+
+    - name: Build
+      run: |
+        export PATH="$(brew --prefix qt)/bin:$PATH"
+        make -j$(sysctl -n hw.logicalcpu)

.github/workflows/ubuntu-build.yml

@@ -3,9 +3,9 @@ name: Build on Ubuntu
 
 on:
   push:
-    branches: [ develop, master ]
+    branches: [ dev, master ]
   pull_request:
-    branches: [ develop, master ]
+    branches: [ dev, master ]
 
 jobs:
   build:
@@ -19,33 +19,17 @@ jobs:
       run: |
         sudo apt-get update
         sudo apt-get install -y \
-          liblo-dev liblo-tools \
-          qtbase5-dev \
-          qttools5-dev-tools \
-          qtmultimedia5-dev \
-          libqt5opengl5-dev \
-          qtwebengine5-dev \
-          qt5-qmake \
-          libqt5serialport5-dev \
-          libqt5xml5 \
-          libqt5network5 \
-          libqt5multimedia5-plugins \
-          libgstreamer1.0-dev \
-          libgstreamer-plugins-base1.0-dev \
-          gstreamer1.0-plugins-bad \
-          gstreamer1.0-libav \
-          gstreamer1.0-vaapi \
-          gstreamer1.0-plugins-base \
-          gstreamer1.0-plugins-base-apps \
-          gstreamer1.0-plugins-good \
-          gstreamer1.0-plugins-ugly \
-          gstreamer1.0-x \
-          gstreamer1.0-tools \
           build-essential \
-          pkg-config
+          libqt6opengl6-dev \
+          libqt6openglwidgets6 \
+          pkg-config \
+          qmake6 \
+          qt6-base-dev \
+          qt6-multimedia-dev \
+          qt6-tools-dev
 
     - name: Configure with qmake
-      run: qmake mapmap.pro
+      run: qmake6 mapmap.pro
 
     - name: Build
       run: make -j$(nproc)

.github/workflows/windows-build.yml

@@ -0,0 +1,32 @@
+# Build MapMap on Windows with Qt 6
+name: Build on Windows
+
+on:
+  push:
+    branches: [ dev, master ]
+  pull_request:
+    branches: [ dev, master ]
+
+jobs:
+  build:
+    runs-on: windows-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Install Qt 6
+      uses: jurplel/install-qt-action@v4
+      with:
+        version: '6.8.0'
+        host: 'windows'
+        target: 'desktop'
+        arch: 'win64_mingw'
+        modules: 'qtmultimedia'
+        tools: 'tools_mingw1310'
+
+    - name: Configure with qmake
+      run: qmake mapmap.pro CONFIG+=release
+
+    - name: Build
+      run: mingw32-make -j4

.gitignore

@@ -45,7 +45,6 @@ Makefile*
 # Generated by Qt
 mapmap
 moc_*.cpp
-prototypes/gst/
 qrc_*.cpp
 *.moc
 src/*/mocs/*
@@ -77,7 +76,7 @@ MapMap-*.*.*-*.dmg
 prototypes/sdl/run
 prototypes/wx-01-simple/run
 prototypes/wx-03-polyline/run
-prototypes/wx-04-gst/run
+prototypes/wx-04/run
 prototypes/wx-02-input-output/run
 prototypes/qgraphicsview
 contrib/qtpropertybrowser.new

CONTRIBUTING.md

@@ -26,7 +26,7 @@ We love hearing about bugs! It's how we get them fixed.
   - Only if you don't find a relevant issue, open a new issue. A new issue does not generate more exposure/visibility than commenting on an existing one.
   - Make sure you give it a good title! A good title explains the core of the problem in about 5-10 words. (It's sometimes easier to write the title after you've written the description.)
   - In the description, include the following details:  
-    1. **relevant system information** such as which MapMap version, operating system, Qt version, Gstreamer version and IDE you are using,
+    1. **relevant system information** such as which MapMap version, operating system, Qt version and IDE you are using,
     2. what you were doing when you noticed the bug,
     3. what you expected to happen,
     4. what actually happened, and how to make it happen again (ie how to reproduce the bug).