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annotate libervia/cli/call_gui.py @ 4317:055930cc81f9
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| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Sat, 28 Sep 2024 15:59:12 +0200 |
| parents | 0d7bb4df2343 |
| children | 00837fa13e5a |
| rev | line source |
|---|---|
| 4206 | 1 #!/usr/bin/env python3 |
| 2 | |
| 3 # Libervia CLI | |
| 4 # Copyright (C) 2009-2024 Jérôme Poisson (goffi@goffi.org) | |
| 5 | |
| 6 # This program is free software: you can redistribute it and/or modify | |
| 7 # it under the terms of the GNU Affero General Public License as published by | |
| 8 # the Free Software Foundation, either version 3 of the License, or | |
| 9 # (at your option) any later version. | |
| 10 | |
| 11 # This program is distributed in the hope that it will be useful, | |
| 12 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 # GNU Affero General Public License for more details. | |
| 15 | |
| 16 # You should have received a copy of the GNU Affero General Public License | |
| 17 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 import asyncio | |
| 20 from functools import partial | |
| 21 from pathlib import Path | |
| 22 from typing import Callable, cast | |
| 23 | |
| 24 from PyQt6.QtCore import QPoint, QSize, Qt | |
| 25 from PyQt6.QtGui import ( | |
| 26 QCloseEvent, | |
| 27 QColor, | |
| 28 QIcon, | |
| 29 QImage, | |
| 30 QPainter, | |
| 31 QPen, | |
| 32 QPixmap, | |
| 33 QResizeEvent, | |
| 34 QTransform, | |
| 35 ) | |
| 36 from PyQt6.QtWidgets import ( | |
| 37 QApplication, | |
| 38 QDialog, | |
| 39 QDialogButtonBox, | |
| 40 QHBoxLayout, | |
| 41 QLabel, | |
| 42 QListWidget, | |
| 43 QListWidgetItem, | |
| 44 QMainWindow, | |
| 45 QPushButton, | |
| 46 QSizePolicy, | |
| 47 QVBoxLayout, | |
| 48 QWidget, | |
| 49 ) | |
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50 import gi |
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51 |
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52 from libervia.backend.core.i18n import _ |
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53 from libervia.frontends.tools import aio, display_servers, webrtc |
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54 |
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55 gi.require_versions({"Gst": "1.0", "GstWebRTC": "1.0"}) |
| 4206 | 56 from gi.repository import Gst |
| 57 | |
| 58 | |
| 59 ICON_SIZE = QSize(45, 45) | |
| 60 BUTTON_SIZE = QSize(50, 50) | |
| 61 running = False | |
| 62 | |
| 63 | |
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64 aio.install_glib_asyncio_iteration() |
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65 |
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66 |
| 4206 | 67 class ActivableButton(QPushButton): |
| 68 def __init__(self, text, parent=None): | |
| 69 super().__init__(parent) | |
| 70 self._activated = True | |
| 71 self._activated_colour = "#47c68e" | |
| 72 self._deactivated_colour = "#ffe089" | |
| 73 self._line_colour = "#ff0000" | |
| 74 self._update_background_color() | |
| 75 | |
| 76 @property | |
| 77 def activated_colour(self) -> str: | |
| 78 return self._activated_colour | |
| 79 | |
| 80 @activated_colour.setter | |
| 81 def activated_colour(self, new_colour: str) -> None: | |
| 82 if new_colour != self._activated_colour: | |
| 83 self._activated_colour = new_colour | |
| 84 self._update_background_color() | |
| 85 | |
| 86 @property | |
| 87 def deactivated_colour(self) -> str: | |
| 88 return self._deactivated_colour | |
| 89 | |
| 90 @deactivated_colour.setter | |
| 91 def deactivated_colour(self, new_colour: str) -> None: | |
| 92 if new_colour != self._deactivated_colour: | |
| 93 self._deactivated_colour = new_colour | |
| 94 self._update_background_color() | |
| 95 | |
| 96 @property | |
| 97 def line_colour(self) -> str: | |
| 98 return self._line_colour | |
| 99 | |
| 100 @line_colour.setter | |
| 101 def line_colour(self, new_colour: str) -> None: | |
| 102 if new_colour != self._line_colour: | |
| 103 self._line_colour = new_colour | |
| 104 self.update() | |
| 105 | |
| 106 def paintEvent(self, a0): | |
| 107 super().paintEvent(a0) | |
| 108 | |
| 109 if not self._activated: | |
| 110 painter = QPainter(self) | |
| 111 painter.setRenderHint(QPainter.RenderHint.Antialiasing) | |
| 112 | |
| 113 line_color = QColor(self._line_colour) | |
| 114 line_width = 4 | |
| 115 cap_style = Qt.PenCapStyle.RoundCap | |
| 116 | |
| 117 pen = QPen(line_color, line_width, Qt.PenStyle.SolidLine) | |
| 118 pen.setCapStyle(cap_style) | |
| 119 painter.setPen(pen) | |
| 120 | |
| 121 margin = 5 | |
| 122 start_point = QPoint(margin, self.height() - margin) | |
| 123 end_point = QPoint(self.width() - margin, margin) | |
| 124 painter.drawLine(start_point, end_point) | |
| 125 | |
| 126 def _update_background_color(self): | |
| 127 if self._activated: | |
| 128 self.setStyleSheet(f"background-color: {self._activated_colour};") | |
| 129 else: | |
| 130 self.setStyleSheet(f"background-color: {self._deactivated_colour};") | |
| 131 self.update() | |
| 132 | |
| 133 @property | |
| 134 def activated(self): | |
| 135 return self._activated | |
| 136 | |
| 137 @activated.setter | |
| 138 def activated(self, value): | |
| 139 if self._activated != value: | |
| 140 self._activated = value | |
| 141 self._update_background_color() | |
| 142 | |
| 143 | |
| 144 class X11DesktopScreenDialog(QDialog): | |
| 145 def __init__(self, windows_data, parent=None): | |
| 146 super().__init__(parent) | |
| 147 self.__a_result = asyncio.get_running_loop().create_future() | |
| 148 self.setWindowTitle("Please select a window to share:") | |
| 149 self.resize(400, 300) | |
| 150 self.list_widget = QListWidget(self) | |
| 151 for window_data in windows_data: | |
| 152 item = QListWidgetItem(window_data["title"]) | |
| 153 item.setData(Qt.ItemDataRole.UserRole, window_data) | |
| 154 self.list_widget.addItem(item) | |
| 155 | |
| 156 self.buttonBox = QDialogButtonBox( | |
| 157 QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel | |
| 158 ) | |
| 159 self.buttonBox.accepted.connect(self.on_accepted) | |
| 160 self.buttonBox.rejected.connect(self.on_rejected) | |
| 161 | |
| 162 layout = QVBoxLayout(self) | |
| 163 layout.addWidget(self.list_widget) | |
| 164 layout.addWidget(self.buttonBox) | |
| 165 | |
| 166 def get_selected_window(self) -> dict | None: | |
| 167 selectedItem = self.list_widget.currentItem() | |
| 168 if selectedItem: | |
| 169 return selectedItem.data(Qt.ItemDataRole.UserRole) | |
| 170 return None | |
| 171 | |
| 172 def on_accepted(self): | |
| 173 self.__a_result.set_result(self.get_selected_window()) | |
| 174 self.close() | |
| 175 | |
| 176 def on_rejected(self): | |
| 177 self.__a_result.set_result(None) | |
| 178 self.close() | |
| 179 | |
| 180 def closeEvent(self, a0): | |
| 181 super().closeEvent(a0) | |
| 182 if not self.__a_result.done(): | |
| 183 self.__a_result.set_result(None) | |
| 184 | |
| 185 async def a_show(self) -> dict | None: | |
| 186 self.open() | |
| 187 return await self.__a_result | |
| 188 | |
| 189 | |
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190 class AVCallUI(QMainWindow): |
| 4206 | 191 def __init__(self, host, icons_path: Path): |
| 192 super().__init__() | |
| 193 self.host = host | |
| 194 self.webrtc_call = None | |
| 195 self.icons_path = icons_path | |
| 196 self.initUI() | |
| 197 | |
| 198 @staticmethod | |
| 199 async def run_qt_loop(app): | |
| 200 while running: | |
| 201 app.sendPostedEvents() | |
| 202 await asyncio.sleep(0.1) | |
| 203 | |
| 204 @classmethod | |
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205 async def run(cls, parent, call_data): |
| 4206 | 206 """Run PyQt loop and show the app""" |
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207 media_dir = Path(await parent.host.bridge.config_get("", "media_dir")) |
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208 icons_path = media_dir / "fonts/fontello/svg" |
| 4206 | 209 app = QApplication([]) |
| 210 av_call_gui = cls(parent.host, icons_path) | |
| 211 av_call_gui.show() | |
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212 webrtc_call = await webrtc.WebRTCCall.make_webrtc_call( |
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213 parent.host.bridge, |
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214 parent.profile, |
| 4206 | 215 call_data, |
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216 sinks_data=webrtc.SinksApp( |
| 4206 | 217 local_video_cb=partial(av_call_gui.on_new_sample, video_stream="local"), |
| 218 remote_video_cb=partial(av_call_gui.on_new_sample, video_stream="remote"), | |
| 219 ), | |
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220 # we want to be sure that call is ended if user presses `Ctrl + c` or anything |
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221 # else stops the session. |
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222 on_call_setup_cb=lambda sid, profile: parent.host.add_on_quit_callback( |
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223 parent.host.bridge.call_end, sid, "", profile |
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224 ), |
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225 on_call_ended_cb=lambda sid, profile: parent.host.a_quit(), |
| 4206 | 226 ) |
| 227 av_call_gui.webrtc_call = webrtc_call | |
| 228 | |
| 229 global running | |
| 230 running = True | |
| 231 await cls.run_qt_loop(app) | |
| 232 await parent.host.a_quit() | |
| 233 | |
| 234 def initUI(self): | |
| 235 self.setGeometry(100, 100, 800, 600) | |
| 236 self.setWindowTitle("Call") | |
| 237 | |
| 238 # Main layouts | |
| 239 self.background_widget = QWidget(self) | |
| 240 self.foreground_widget = QWidget(self) | |
| 241 self.setCentralWidget(self.background_widget) | |
| 242 back_layout = QVBoxLayout(self.background_widget) | |
| 243 front_layout = QVBoxLayout(self.foreground_widget) | |
| 244 | |
| 245 # Remote video | |
| 246 self.remote_video_widget = QLabel(self) | |
| 247 self.remote_video_widget.setSizePolicy( | |
| 248 QSizePolicy.Policy.Ignored, QSizePolicy.Policy.Ignored | |
| 249 ) | |
| 250 back_layout.addWidget(self.remote_video_widget) | |
| 251 | |
| 252 # Fullscreen button | |
| 253 fullscreen_layout = QHBoxLayout() | |
| 254 front_layout.addLayout(fullscreen_layout) | |
| 255 fullscreen_layout.addStretch() | |
| 256 self.fullscreen_btn = QPushButton("", self) | |
| 257 self.fullscreen_btn.setFixedSize(BUTTON_SIZE) | |
| 258 self.fullscreen_icon_normal = QIcon(str(self.icons_path / "resize-full.svg")) | |
| 259 self.fullscreen_icon_fullscreen = QIcon(str(self.icons_path / "resize-small.svg")) | |
| 260 self.fullscreen_btn.setIcon(self.fullscreen_icon_normal) | |
| 261 self.fullscreen_btn.setIconSize(ICON_SIZE) | |
| 262 self.fullscreen_btn.clicked.connect(self.toggle_fullscreen) | |
| 263 fullscreen_layout.addWidget(self.fullscreen_btn) | |
| 264 | |
| 265 # Control buttons | |
| 266 self.control_buttons_layout = QHBoxLayout() | |
| 267 self.control_buttons_layout.setSpacing(40) | |
| 268 self.toggle_video_btn = cast( | |
| 269 ActivableButton, self.add_control_button("videocam", self.toggle_video) | |
| 270 ) | |
| 271 self.toggle_audio_btn = cast( | |
| 272 ActivableButton, self.add_control_button("volume-up", self.toggle_audio) | |
| 273 ) | |
| 274 self.share_desktop_btn = cast( | |
| 275 ActivableButton, self.add_control_button("desktop", self.share_desktop) | |
| 276 ) | |
| 277 self.share_desktop_btn.deactivated_colour = "#47c68e" | |
| 278 self.share_desktop_btn.activated_colour = "#f24468" | |
| 279 self.share_desktop_btn.line_colour = "#666666" | |
| 280 self.share_desktop_btn.activated = False | |
| 281 self.hang_up_btn = self.add_control_button( | |
| 282 "phone", self.hang_up, rotate=135, background="red", activable=False | |
| 283 ) | |
| 284 | |
| 285 controls_widget = QWidget(self) | |
| 286 controls_widget.setSizePolicy(QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Fixed) | |
| 287 controls_widget.setLayout(self.control_buttons_layout) | |
| 288 front_layout.addStretch() | |
| 289 | |
| 290 bottom_layout = QHBoxLayout() | |
| 291 bottom_layout.addStretch() | |
| 292 front_layout.addLayout(bottom_layout) | |
| 293 bottom_layout.addWidget(controls_widget, alignment=Qt.AlignmentFlag.AlignBottom) | |
| 294 | |
| 295 # Local video feedback | |
| 296 bottom_layout.addStretch() | |
| 297 self.local_video_widget = QLabel(self) | |
| 298 bottom_layout.addWidget(self.local_video_widget) | |
| 299 | |
| 300 # we update sizes on resize event | |
| 301 self.background_widget.resizeEvent = self.adjust_sizes | |
| 302 self.adjust_sizes() | |
| 303 | |
| 304 def add_control_button( | |
| 305 self, | |
| 306 icon_name: str, | |
| 307 callback: Callable, | |
| 308 rotate: float | None = None, | |
| 309 background: str | None = None, | |
| 310 activable: bool = True, | |
| 311 ) -> QPushButton | ActivableButton: | |
| 312 if activable: | |
| 313 button = ActivableButton("", self) | |
| 314 else: | |
| 315 button = QPushButton("", self) | |
| 316 icon_path = self.icons_path / f"{icon_name}.svg" | |
| 317 button.setIcon(QIcon(str(icon_path))) | |
| 318 button.setIconSize(ICON_SIZE) | |
| 319 button.setFixedSize(BUTTON_SIZE) | |
| 320 if rotate is not None: | |
| 321 pixmap = button.icon().pixmap(ICON_SIZE) | |
| 322 transform = QTransform() | |
| 323 transform.rotate(rotate) | |
| 324 rotated_pixmap = pixmap.transformed(transform) | |
| 325 button.setIcon(QIcon(rotated_pixmap)) | |
| 326 if background: | |
| 327 button.setStyleSheet(f"background-color: {background};") | |
| 328 button.clicked.connect(callback) | |
| 329 self.control_buttons_layout.addWidget(button) | |
| 330 return button | |
| 331 | |
| 332 def adjust_sizes(self, a0: QResizeEvent | None = None) -> None: | |
| 333 self.foreground_widget.setGeometry( | |
| 334 0, 0, self.background_widget.width(), self.background_widget.height() | |
| 335 ) | |
| 336 self.local_video_widget.setFixedSize(QSize(self.width() // 3, self.height() // 3)) | |
| 337 if a0 is not None: | |
| 338 super().resizeEvent(a0) | |
| 339 | |
| 340 def on_new_sample(self, video_sink, video_stream: str) -> bool: | |
| 341 sample = video_sink.emit("pull-sample") | |
| 342 if sample is None: | |
| 343 return False | |
| 344 | |
| 345 video_pad = video_sink.get_static_pad("sink") | |
| 346 assert video_pad is not None | |
| 347 s = video_pad.get_current_caps().get_structure(0) | |
| 348 stream_size = (s.get_value("width"), s.get_value("height")) | |
| 349 self.host.loop.loop.call_soon_threadsafe( | |
| 350 self.update_sample, sample, stream_size, video_stream | |
| 351 ) | |
| 352 | |
| 353 return False | |
| 354 | |
| 355 def update_sample(self, sample, stream_size, video_stream: str) -> None: | |
| 356 if sample is None: | |
| 357 return | |
| 358 | |
| 359 video_widget = ( | |
| 360 self.remote_video_widget | |
| 361 if video_stream == "remote" | |
| 362 else self.local_video_widget | |
| 363 ) | |
| 364 | |
| 365 buf = sample.get_buffer() | |
| 366 result, mapinfo = buf.map(Gst.MapFlags.READ) | |
| 367 if result: | |
| 368 buffer = mapinfo.data | |
| 369 width, height = stream_size | |
| 370 qimage = QImage(buffer, width, height, QImage.Format.Format_RGB888) | |
| 371 pixmap = QPixmap.fromImage(qimage).scaled( | |
| 372 QSize(video_widget.width(), video_widget.height()), | |
| 373 Qt.AspectRatioMode.KeepAspectRatio, | |
| 374 ) | |
| 375 video_widget.setPixmap(pixmap) | |
| 376 video_widget.setAlignment(Qt.AlignmentFlag.AlignCenter) | |
| 377 | |
| 378 buf.unmap(mapinfo) | |
| 379 | |
| 380 def toggle_fullscreen(self): | |
| 381 fullscreen = not self.isFullScreen() | |
| 382 if fullscreen: | |
| 383 self.fullscreen_btn.setIcon(self.fullscreen_icon_fullscreen) | |
| 384 self.showFullScreen() | |
| 385 else: | |
| 386 self.fullscreen_btn.setIcon(self.fullscreen_icon_normal) | |
| 387 self.showNormal() | |
| 388 | |
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389 def closeEvent(self, a0: QCloseEvent | None) -> None: |
| 4206 | 390 super().closeEvent(a0) |
| 391 global running | |
| 392 running = False | |
| 393 | |
| 394 def toggle_video(self): | |
| 395 assert self.webrtc_call is not None | |
| 396 self.webrtc_call.webrtc.video_muted = not self.webrtc_call.webrtc.video_muted | |
| 397 self.toggle_video_btn.activated = not self.webrtc_call.webrtc.video_muted | |
| 398 | |
| 399 def toggle_audio(self): | |
| 400 assert self.webrtc_call is not None | |
| 401 self.webrtc_call.webrtc.audio_muted = not self.webrtc_call.webrtc.audio_muted | |
| 402 self.toggle_audio_btn.activated = not self.webrtc_call.webrtc.audio_muted | |
| 403 | |
| 404 def share_desktop(self): | |
| 405 assert self.webrtc_call is not None | |
| 406 if self.webrtc_call.webrtc.desktop_sharing: | |
| 407 self.webrtc_call.webrtc.desktop_sharing = False | |
| 408 self.share_desktop_btn.activated = False | |
| 409 elif display_servers.detect() == display_servers.X11: | |
| 410 aio.run_async(self.show_X11_screen_dialog()) | |
| 411 else: | |
| 412 self.webrtc_call.webrtc.desktop_sharing = True | |
| 413 | |
| 414 def hang_up(self): | |
| 415 self.close() | |
| 416 | |
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417 @staticmethod |
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418 def can_run(): |
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419 # if a known display server is detected, we should be able to run |
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420 return display_servers.detect() is not None |
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421 |
| 4206 | 422 async def show_X11_screen_dialog(self): |
| 423 assert self.webrtc_call is not None | |
| 424 windows_data = display_servers.x11_list_windows() | |
| 425 dialog = X11DesktopScreenDialog(windows_data, self) | |
| 426 selected = await dialog.a_show() | |
| 427 if selected is not None: | |
| 428 xid = selected["id"] | |
| 429 self.webrtc_call.webrtc.desktop_sharing_data = {"xid": xid} | |
| 430 self.webrtc_call.webrtc.desktop_sharing = True | |
| 431 self.share_desktop_btn.activated = True |