add camera gui example.

examples/gui/camera.py

@@ -0,0 +1,89 @@
+import argparse
+import os
+import sys
+
+import requests
+from PySide6 import QtWidgets
+from PySide6.QtCore import QUrl
+from PySide6.QtGui import QIcon
+from PySide6.QtMultimedia import QMediaPlayer
+from PySide6.QtMultimediaWidgets import QVideoWidget
+from PySide6.QtWidgets import QLabel, QPushButton, QVBoxLayout, QWidget
+
+from wigglecam.__version__ import __version__
+
+basedir = os.path.dirname(__file__)
+parser = argparse.ArgumentParser()
+parser.add_argument("--base_url", action="store", default="http://127.0.0.1:8000", help="Base URL to connect to (default: %(default)s).")
+
+session = requests.Session()
+
+
+class MainWindow(QtWidgets.QMainWindow):
+    def __init__(self, args):
+        super().__init__()
+
+        self._args = args
+
+        self.setWindowTitle(f"Wigglecam {__version__}")
+
+        layout = QVBoxLayout()
+        # layout.setContentsMargins(0, 0, 0, 0)
+
+        player = QMediaPlayer(parent=self)  # why parent: https://stackoverflow.com/a/67093019
+        videoWidget = QVideoWidget()
+        # player.setSource(QUrl("http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4"))
+        player.setSource(QUrl(f"{self._args.base_url}/api/camera/stream.mjpg"))
+        player.setVideoOutput(videoWidget)
+        player.play()
+        layout.addWidget(videoWidget)
+
+        button = QPushButton("Capture")
+        button.setIcon(QIcon.fromTheme("camera-photo"))
+        button.pressed.connect(self.click_shutter)
+        layout.addWidget(button)
+
+        statusbar = QLabel(f"Wigglecam {__version__}")
+        statusbar.setMargin(0)
+        statusbar.setFixedHeight(20)
+        layout.addWidget(statusbar)
+
+        container = QWidget()
+        container.setLayout(layout)
+
+        self.setCentralWidget(container)
+
+        self.show()
+
+    def click_shutter(self):
+        try:
+            r = session.get(f"{self._args.base_url}/api/job/trigger")
+            r.raise_for_status()
+        except Exception as exc:
+            print("Error occured 😔")
+            print(exc)
+        else:
+            print("trigger successful")
+            # since trigger is asynchron executed using the GPIO, there is no way to get any results...
+
+
+def main(args=None):
+    args = parser.parse_args(args)  # parse here, not above because pytest system exit 2
+
+    app = QtWidgets.QApplication()
+    main_win = MainWindow(args)
+
+    available_geometry = main_win.screen().availableGeometry()
+    main_win.resize(available_geometry.width() / 4, available_geometry.height() / 3)
+
+    print("✨ starting camera gui")
+    try:
+        app.exec()
+    except KeyboardInterrupt:
+        pass
+
+    print("exit app ✨")
+
+
+if __name__ == "__main__":
+    sys.exit(main(args=sys.argv[1:]))  # for testing

pyproject.toml

@@ -43,6 +43,10 @@ dependencies = [
     "opencv-python-headless",
 ]
 
+[project.optional-dependencies]
+gui = [
+    "pyside6>=6.8.0.2",
+]
 
 [project.urls]
 homepage = "https://github.com/mgineer85/photobooth-wigglecam"
@@ -51,6 +55,7 @@ documentation = "https://github.com/mgineer85/photobooth-wigglecam"
 
 [project.scripts]
 wigglecam-mobile = "examples.lowlevel.gpio:main"
+wigglecam-gui = "examples.gui.camera:main"
 wigglecam-node = "wigglecam.__main__:main"
 
 [tool.pdm]