Created
August 25, 2023 19:03
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getUserMedia in WebKitGTK2
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| #!/usr/bin/env python | |
| import gi | |
| gi.require_version('Gtk', '3.0') | |
| gi.require_version('WebKit2', '4.0') | |
| from gi.repository import Gtk, WebKit2 | |
| class WebKitWindow(Gtk.Window): | |
| def __init__(self): | |
| Gtk.Window.__init__(self, title="WebKitGTK2 Video Example") | |
| html_content = """ | |
| <html> | |
| <head> | |
| <script> | |
| navigator.mediaDevices.getUserMedia({video: true, audio: false }).then((mediaStream) => { | |
| const video = document.querySelector('video'); | |
| video.srcObject = mediaStream; | |
| video.onloadedmetadata = () => { | |
| video.play(); | |
| }; | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <video/> | |
| </body> | |
| </html> | |
| """ | |
| self.webview = WebKit2.WebView() | |
| # enable permissions | |
| self.webview.connect("permission-request", self.on_permission_request) | |
| # enable inspector | |
| settings = self.webview.get_settings() | |
| settings.set_property("enable-developer-extras", True) | |
| inspector = self.webview.get_inspector() | |
| inspector.show() | |
| self.webview.load_html(html_content, "file:///") | |
| scrolled_window = Gtk.ScrolledWindow() | |
| scrolled_window.add(self.webview) | |
| self.add(scrolled_window) | |
| def on_permission_request(self, webview, request): | |
| if isinstance(request, WebKit2.UserMediaPermissionRequest): | |
| # Display a message box and ask for permission | |
| audio = "audio" if request.props.is_for_audio_device else "" | |
| video = "video" if request.props.is_for_video_device else "" | |
| dialog = Gtk.MessageDialog( | |
| parent=self, | |
| flags=Gtk.DialogFlags.MODAL, | |
| message_type=Gtk.MessageType.QUESTION, | |
| buttons=Gtk.ButtonsType.YES_NO, | |
| text=f"Allow user media access to {audio}{video}?" | |
| ) | |
| response = dialog.run() | |
| dialog.destroy() | |
| if response == Gtk.ResponseType.YES: | |
| request.allow() | |
| return | |
| request.deny() | |
| win = WebKitWindow() | |
| win.connect("destroy", Gtk.main_quit) | |
| win.show_all() | |
| Gtk.main() |
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