Download subtitle_overlay.py from echodict/LiveTranslate: direct link, hf CLI and curl.
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https://huggingface.co/datasets/echodict/LiveTranslate/resolve/main/subtitle_overlay.py
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curl -L -o subtitle_overlay.py https://huggingface.co/datasets/echodict/LiveTranslate/resolve/main/subtitle_overlay.py
32.4 kB
| import ctypes | |
| import os | |
| import psutil | |
| from i18n import t | |
| from PyQt6.QtCore import QPoint, Qt, QTimer, pyqtSignal, pyqtSlot | |
| from PyQt6.QtGui import QCursor, QFont | |
| from PyQt6.QtWidgets import ( | |
| QApplication, | |
| QCheckBox, | |
| QComboBox, | |
| QHBoxLayout, | |
| QLabel, | |
| QMenu, | |
| QProgressBar, | |
| QPushButton, | |
| QScrollArea, | |
| QSizeGrip, | |
| QVBoxLayout, | |
| QWidget, | |
| ) | |
| _GWL_EXSTYLE = -20 | |
| _WS_EX_TRANSPARENT = 0x20 | |
| DEFAULT_STYLE = { | |
| "preset": "default", | |
| "bg_color": "#000000", | |
| "bg_opacity": 240, | |
| "header_color": "#1a1a2e", | |
| "header_opacity": 230, | |
| "border_radius": 8, | |
| "original_font_family": "Microsoft YaHei", | |
| "translation_font_family": "Microsoft YaHei", | |
| "original_font_size": 11, | |
| "translation_font_size": 14, | |
| "original_color": "#cccccc", | |
| "translation_color": "#ffffff", | |
| "timestamp_color": "#888899", | |
| "window_opacity": 95, | |
| } | |
| _BASE = DEFAULT_STYLE | |
| STYLE_PRESETS = { | |
| "default": dict(_BASE), | |
| "transparent": {**_BASE, "preset": "transparent", | |
| "bg_opacity": 120, "header_opacity": 120, "window_opacity": 70}, | |
| "compact": {**_BASE, "preset": "compact", | |
| "original_font_size": 9, "translation_font_size": 11}, | |
| "light": {**_BASE, "preset": "light", | |
| "bg_color": "#e8e8f0", "bg_opacity": 230, "header_color": "#c8c8d8", | |
| "header_opacity": 220, "original_color": "#333333", | |
| "translation_color": "#111111", "timestamp_color": "#666688"}, | |
| "dracula": {**_BASE, "preset": "dracula", | |
| "bg_color": "#282a36", "bg_opacity": 235, "header_color": "#44475a", | |
| "header_opacity": 230, "original_color": "#f8f8f2", | |
| "translation_color": "#f8f8f2", "timestamp_color": "#6272a4"}, | |
| "nord": {**_BASE, "preset": "nord", | |
| "bg_color": "#2e3440", "bg_opacity": 235, "header_color": "#3b4252", | |
| "header_opacity": 230, "original_color": "#d8dee9", | |
| "translation_color": "#eceff4", "timestamp_color": "#4c566a"}, | |
| "monokai": {**_BASE, "preset": "monokai", | |
| "bg_color": "#272822", "bg_opacity": 235, "header_color": "#3e3d32", | |
| "header_opacity": 230, "original_color": "#f8f8f2", | |
| "translation_color": "#f8f8f2", "timestamp_color": "#75715e"}, | |
| "solarized": {**_BASE, "preset": "solarized", | |
| "bg_color": "#002b36", "bg_opacity": 235, "header_color": "#073642", | |
| "header_opacity": 230, "original_color": "#839496", | |
| "translation_color": "#eee8d5", "timestamp_color": "#586e75"}, | |
| "gruvbox": {**_BASE, "preset": "gruvbox", | |
| "bg_color": "#282828", "bg_opacity": 235, "header_color": "#3c3836", | |
| "header_opacity": 230, "original_color": "#ebdbb2", | |
| "translation_color": "#fbf1c7", "timestamp_color": "#928374"}, | |
| "tokyo_night": {**_BASE, "preset": "tokyo_night", | |
| "bg_color": "#1a1b26", "bg_opacity": 235, "header_color": "#24283b", | |
| "header_opacity": 230, "original_color": "#a9b1d6", | |
| "translation_color": "#c0caf5", "timestamp_color": "#565f89"}, | |
| "catppuccin": {**_BASE, "preset": "catppuccin", | |
| "bg_color": "#1e1e2e", "bg_opacity": 235, "header_color": "#313244", | |
| "header_opacity": 230, "original_color": "#cdd6f4", | |
| "translation_color": "#cdd6f4", "timestamp_color": "#6c7086"}, | |
| "one_dark": {**_BASE, "preset": "one_dark", | |
| "bg_color": "#282c34", "bg_opacity": 235, "header_color": "#3e4452", | |
| "header_opacity": 230, "original_color": "#abb2bf", | |
| "translation_color": "#e5c07b", "timestamp_color": "#636d83"}, | |
| "everforest": {**_BASE, "preset": "everforest", | |
| "bg_color": "#2d353b", "bg_opacity": 235, "header_color": "#343f44", | |
| "header_opacity": 230, "original_color": "#d3c6aa", | |
| "translation_color": "#d3c6aa", "timestamp_color": "#859289"}, | |
| "kanagawa": {**_BASE, "preset": "kanagawa", | |
| "bg_color": "#1f1f28", "bg_opacity": 235, "header_color": "#2a2a37", | |
| "header_opacity": 230, "original_color": "#dcd7ba", | |
| "translation_color": "#dcd7ba", "timestamp_color": "#54546d"}, | |
| } | |
| def _hex_to_rgba(hex_color: str, opacity: int) -> str: | |
| hex_color = hex_color.lstrip("#") | |
| r, g, b = int(hex_color[0:2], 16), int(hex_color[2:4], 16), int(hex_color[4:6], 16) | |
| return f"rgba({r},{g},{b},{opacity})" | |
| class ChatMessage(QWidget): | |
| """Single chat message widget with original + async translation.""" | |
| _current_style = DEFAULT_STYLE | |
| def __init__( | |
| self, | |
| msg_id: int, | |
| timestamp: str, | |
| original: str, | |
| source_lang: str, | |
| asr_ms: float, | |
| parent=None, | |
| ): | |
| super().__init__(parent) | |
| self.msg_id = msg_id | |
| self._original = original | |
| self._translated = "" | |
| self._timestamp = timestamp | |
| self._source_lang = source_lang | |
| self._asr_ms = asr_ms | |
| self._translate_ms = 0.0 | |
| self._layout = QVBoxLayout(self) | |
| self._layout.setContentsMargins(8, 4, 8, 4) | |
| self._layout.setSpacing(2) | |
| s = self._current_style | |
| self._header_label = QLabel(self._build_header_html(s)) | |
| self._header_label.setFont(QFont(s["original_font_family"], s["original_font_size"])) | |
| self._header_label.setTextFormat(Qt.TextFormat.RichText) | |
| self._header_label.setWordWrap(True) | |
| self._header_label.setStyleSheet("background: transparent;") | |
| self._layout.addWidget(self._header_label) | |
| self._trans_label = QLabel( | |
| f'<span style="color:#999; font-style:italic;">{t("translating")}</span>' | |
| ) | |
| self._trans_label.setFont(QFont(s["translation_font_family"], s["translation_font_size"])) | |
| self._trans_label.setTextFormat(Qt.TextFormat.RichText) | |
| self._trans_label.setWordWrap(True) | |
| self._trans_label.setStyleSheet("background: transparent;") | |
| self._layout.addWidget(self._trans_label) | |
| def _build_header_html(self, s): | |
| return ( | |
| f'<span style="color:{s["timestamp_color"]};">[{self._timestamp}]</span> ' | |
| f'<span style="color:#6cf;">[{self._source_lang}]</span> ' | |
| f'<span style="color:{s["original_color"]};">{_escape(self._original)}</span> ' | |
| f'<span style="color:#8b8; font-size:9pt;">ASR {self._asr_ms:.0f}ms</span>' | |
| ) | |
| def set_translation(self, translated: str, translate_ms: float): | |
| self._translated = translated or "" | |
| self._translate_ms = translate_ms | |
| s = self._current_style | |
| if translated: | |
| self._trans_label.setText( | |
| f'<span style="color:{s["translation_color"]};">> {_escape(translated)}</span> ' | |
| f'<span style="color:#db8; font-size:9pt;">TL {translate_ms:.0f}ms</span>' | |
| ) | |
| else: | |
| self._trans_label.setText( | |
| f'<span style="color:#aaa; font-style:italic;">> {t("same_language")}</span>' | |
| ) | |
| def apply_style(self, s: dict): | |
| self._header_label.setText(self._build_header_html(s)) | |
| self._header_label.setFont(QFont(s["original_font_family"], s["original_font_size"])) | |
| self._trans_label.setFont(QFont(s["translation_font_family"], s["translation_font_size"])) | |
| if self._translated: | |
| self._trans_label.setText( | |
| f'<span style="color:{s["translation_color"]};">> {_escape(self._translated)}</span> ' | |
| f'<span style="color:#db8; font-size:9pt;">TL {self._translate_ms:.0f}ms</span>' | |
| ) | |
| def contextMenuEvent(self, event): | |
| menu = QMenu(self) | |
| menu.setStyleSheet(""" | |
| QMenu { background: #2a2a3a; color: #ddd; border: 1px solid #555; } | |
| QMenu::item:selected { background: #444; } | |
| """) | |
| copy_orig = menu.addAction(t("copy_original")) | |
| copy_trans = menu.addAction(t("copy_translation")) | |
| copy_all = menu.addAction(t("copy_all")) | |
| action = menu.exec(event.globalPos()) | |
| if action == copy_orig: | |
| QApplication.clipboard().setText(self._original) | |
| elif action == copy_trans: | |
| QApplication.clipboard().setText(self._translated) | |
| elif action == copy_all: | |
| QApplication.clipboard().setText(f"{self._original}\n{self._translated}") | |
| def _escape(text: str) -> str: | |
| return text.replace("&", "&").replace("<", "<").replace(">", ">") | |
| _BTN_CSS = """ | |
| QPushButton { | |
| background: rgba(255,255,255,20); | |
| border: 1px solid rgba(255,255,255,40); | |
| border-radius: 3px; | |
| color: #aaa; | |
| font-size: 11px; | |
| padding: 0 6px; | |
| } | |
| QPushButton:hover { | |
| background: rgba(255,255,255,40); | |
| color: #ddd; | |
| } | |
| """ | |
| _BAR_CSS_TPL = """ | |
| QProgressBar {{ | |
| background: rgba(255,255,255,15); | |
| border: 1px solid rgba(255,255,255,30); | |
| border-radius: 3px; | |
| text-align: center; | |
| font-size: 8pt; | |
| color: #aaa; | |
| }} | |
| QProgressBar::chunk {{ | |
| background: {color}; | |
| border-radius: 2px; | |
| }} | |
| """ | |
| class MonitorBar(QWidget): | |
| """Compact system monitor displayed in the overlay.""" | |
| def __init__(self, parent=None): | |
| super().__init__(parent) | |
| self.setStyleSheet("background: transparent;") | |
| layout = QVBoxLayout(self) | |
| layout.setContentsMargins(8, 4, 8, 4) | |
| layout.setSpacing(2) | |
| row1 = QHBoxLayout() | |
| row1.setSpacing(6) | |
| rms_lbl = QLabel("RMS") | |
| rms_lbl.setFixedWidth(28) | |
| rms_lbl.setFont(QFont("Consolas", 8)) | |
| rms_lbl.setStyleSheet("color: #888; background: transparent;") | |
| row1.addWidget(rms_lbl) | |
| self._rms_bar = QProgressBar() | |
| self._rms_bar.setRange(0, 100) | |
| self._rms_bar.setFixedHeight(14) | |
| self._rms_bar.setTextVisible(True) | |
| self._rms_bar.setFormat("%v%") | |
| self._rms_bar.setStyleSheet(_BAR_CSS_TPL.format(color="#4ec9b0")) | |
| row1.addWidget(self._rms_bar) | |
| vad_lbl = QLabel("VAD") | |
| vad_lbl.setFixedWidth(28) | |
| vad_lbl.setFont(QFont("Consolas", 8)) | |
| vad_lbl.setStyleSheet("color: #888; background: transparent;") | |
| row1.addWidget(vad_lbl) | |
| self._vad_bar = QProgressBar() | |
| self._vad_bar.setRange(0, 100) | |
| self._vad_bar.setFixedHeight(14) | |
| self._vad_bar.setTextVisible(True) | |
| self._vad_bar.setFormat("%v%") | |
| self._vad_bar.setStyleSheet(_BAR_CSS_TPL.format(color="#dcdcaa")) | |
| row1.addWidget(self._vad_bar) | |
| layout.addLayout(row1) | |
| self._stats_label = QLabel() | |
| self._stats_label.setFont(QFont("Consolas", 8)) | |
| self._stats_label.setStyleSheet("color: #888; background: transparent;") | |
| self._stats_label.setTextFormat(Qt.TextFormat.RichText) | |
| layout.addWidget(self._stats_label) | |
| self._cpu = 0 | |
| self._ram_mb = 0.0 | |
| self._gpu_text = "N/A" | |
| self._asr_device = "" | |
| self._asr_count = 0 | |
| self._tl_count = 0 | |
| self._prompt_tokens = 0 | |
| self._completion_tokens = 0 | |
| self._sys_timer = QTimer(self) | |
| self._sys_timer.timeout.connect(self._update_system) | |
| self._sys_timer.start(1000) | |
| self._update_system() | |
| self._refresh_stats() | |
| def update_audio(self, rms: float, vad: float): | |
| self._rms_bar.setValue(min(100, int(rms * 500))) | |
| self._vad_bar.setValue(min(100, int(vad * 100))) | |
| def update_asr_device(self, device: str): | |
| self._asr_device = device | |
| self._refresh_stats() | |
| def update_pipeline_stats( | |
| self, asr_count, tl_count, prompt_tokens, completion_tokens | |
| ): | |
| self._asr_count = asr_count | |
| self._tl_count = tl_count | |
| self._prompt_tokens = prompt_tokens | |
| self._completion_tokens = completion_tokens | |
| self._refresh_stats() | |
| def _update_system(self): | |
| try: | |
| proc = psutil.Process(os.getpid()) | |
| self._cpu = int(proc.cpu_percent(interval=0)) | |
| self._ram_mb = proc.memory_info().rss / 1024 / 1024 | |
| except Exception: | |
| pass | |
| try: | |
| import torch | |
| if torch.cuda.is_available(): | |
| alloc = torch.cuda.memory_allocated() / 1024 / 1024 | |
| self._gpu_text = f"{alloc:.0f}MB" | |
| else: | |
| self._gpu_text = "N/A" | |
| except Exception: | |
| self._gpu_text = "N/A" | |
| self._refresh_stats() | |
| def _refresh_stats(self): | |
| total = self._prompt_tokens + self._completion_tokens | |
| tokens_str = f"{total / 1000:.1f}k" if total >= 1000 else str(total) | |
| dev_str = "" | |
| if self._asr_device: | |
| dev_color = "#4ec9b0" if "cuda" in self._asr_device.lower() else "#dcdcaa" | |
| dev_str = ( | |
| f'<span style="color:{dev_color};">{self._asr_device}</span> ' | |
| f'<span style="color:#555;">|</span> ' | |
| ) | |
| self._stats_label.setText( | |
| f"{dev_str}" | |
| f'<span style="color:#6cf;">CPU</span> {self._cpu}% ' | |
| f'<span style="color:#6cf;">RAM</span> {self._ram_mb:.0f}MB ' | |
| f'<span style="color:#6cf;">GPU</span> {self._gpu_text} ' | |
| f'<span style="color:#555;">|</span> ' | |
| f'<span style="color:#8b8;">ASR</span> {self._asr_count} ' | |
| f'<span style="color:#db8;">TL</span> {self._tl_count} ' | |
| f'<span style="color:#c9c;">Tok</span> {tokens_str} ' | |
| f'<span style="color:#666;">({self._prompt_tokens}\u2191{self._completion_tokens}\u2193)</span>' | |
| ) | |
| class _DragArea(QWidget): | |
| """Small draggable area (title + grip).""" | |
| def __init__(self, parent=None): | |
| super().__init__(parent) | |
| self.setCursor(QCursor(Qt.CursorShape.SizeAllCursor)) | |
| self._drag_pos = None | |
| def mousePressEvent(self, event): | |
| if event.button() == Qt.MouseButton.LeftButton: | |
| self._drag_pos = ( | |
| event.globalPosition().toPoint() | |
| - self.window().frameGeometry().topLeft() | |
| ) | |
| def mouseMoveEvent(self, event): | |
| if self._drag_pos and event.buttons() & Qt.MouseButton.LeftButton: | |
| self.window().move(event.globalPosition().toPoint() - self._drag_pos) | |
| def mouseReleaseEvent(self, event): | |
| self._drag_pos = None | |
| _COMBO_CSS = """ | |
| QComboBox { | |
| background: rgba(255,255,255,20); | |
| border: 1px solid rgba(255,255,255,40); | |
| border-radius: 3px; | |
| color: #aaa; | |
| font-size: 11px; | |
| padding: 0 4px; | |
| } | |
| QComboBox:hover { background: rgba(255,255,255,40); color: #ddd; } | |
| QComboBox::drop-down { border: none; width: 14px; } | |
| QComboBox::down-arrow { image: none; border: none; } | |
| QComboBox QAbstractItemView { | |
| background: #2a2a3a; color: #ccc; selection-background-color: #444; | |
| } | |
| """ | |
| _CHECK_CSS = ( | |
| "QCheckBox { color: #888; background: transparent; spacing: 3px; }" | |
| "QCheckBox::indicator { width: 12px; height: 12px; }" | |
| ) | |
| class DragHandle(QWidget): | |
| """Top bar: row1=title+buttons, row2=checkboxes+combos.""" | |
| settings_clicked = pyqtSignal() | |
| monitor_toggled = pyqtSignal(bool) | |
| click_through_toggled = pyqtSignal(bool) | |
| topmost_toggled = pyqtSignal(bool) | |
| auto_scroll_toggled = pyqtSignal(bool) | |
| target_language_changed = pyqtSignal(str) | |
| model_changed = pyqtSignal(int) | |
| start_clicked = pyqtSignal() | |
| stop_clicked = pyqtSignal() | |
| clear_clicked = pyqtSignal() | |
| quit_clicked = pyqtSignal() | |
| def __init__(self, parent=None): | |
| super().__init__(parent) | |
| self.setFixedHeight(48) | |
| self.setStyleSheet("background: rgba(60, 60, 80, 200); border-radius: 4px;") | |
| outer = QVBoxLayout(self) | |
| outer.setContentsMargins(0, 0, 0, 0) | |
| outer.setSpacing(0) | |
| # Row 1: drag title + action buttons | |
| row1 = QHBoxLayout() | |
| row1.setContentsMargins(0, 0, 4, 0) | |
| row1.setSpacing(3) | |
| drag = _DragArea() | |
| drag.setStyleSheet("background: transparent;") | |
| drag_layout = QHBoxLayout(drag) | |
| drag_layout.setContentsMargins(10, 0, 6, 0) | |
| drag_layout.setSpacing(6) | |
| title = QLabel("\u2630 LiveTrans") | |
| title.setFont(QFont("Consolas", 9, QFont.Weight.Bold)) | |
| title.setStyleSheet("color: #aaa; background: transparent;") | |
| drag_layout.addWidget(title) | |
| drag_layout.addStretch() | |
| row1.addWidget(drag, 1) | |
| def _btn(text, tip=None): | |
| b = QPushButton(text) | |
| b.setFixedHeight(20) | |
| b.setCursor(QCursor(Qt.CursorShape.PointingHandCursor)) | |
| b.setFont(QFont("Consolas", 8)) | |
| b.setStyleSheet(_BTN_CSS) | |
| if tip: | |
| b.setToolTip(tip) | |
| return b | |
| self._running = False | |
| self._start_stop_btn = _btn(t("paused")) | |
| self._start_stop_btn.setFixedWidth(56) | |
| self._start_stop_btn.clicked.connect(self._on_start_stop) | |
| row1.addWidget(self._start_stop_btn) | |
| clear_btn = _btn(t("clear")) | |
| clear_btn.clicked.connect(self.clear_clicked.emit) | |
| row1.addWidget(clear_btn) | |
| settings_btn = _btn(t("settings")) | |
| settings_btn.clicked.connect(self.settings_clicked.emit) | |
| row1.addWidget(settings_btn) | |
| self._monitor_expanded = True | |
| self._monitor_btn = _btn(t("monitor")) | |
| self._monitor_btn.clicked.connect(self._toggle_monitor) | |
| row1.addWidget(self._monitor_btn) | |
| quit_btn = _btn(t("quit")) | |
| quit_btn.setStyleSheet( | |
| _BTN_CSS.replace("rgba(255,255,255,20)", "rgba(200,60,60,40)").replace( | |
| "rgba(255,255,255,40)", "rgba(200,60,60,80)" | |
| ) | |
| ) | |
| quit_btn.clicked.connect(self.quit_clicked.emit) | |
| row1.addWidget(quit_btn) | |
| outer.addLayout(row1) | |
| # Row 2: checkboxes + combos | |
| row2 = QHBoxLayout() | |
| row2.setContentsMargins(10, 0, 4, 2) | |
| row2.setSpacing(6) | |
| self._ct_check = QCheckBox(t("click_through")) | |
| self._ct_check.setFont(QFont("Consolas", 8)) | |
| self._ct_check.setCursor(QCursor(Qt.CursorShape.PointingHandCursor)) | |
| self._ct_check.setStyleSheet(_CHECK_CSS) | |
| self._ct_check.toggled.connect(self.click_through_toggled.emit) | |
| row2.addWidget(self._ct_check) | |
| self._topmost_check = QCheckBox(t("top_most")) | |
| self._topmost_check.setFont(QFont("Consolas", 8)) | |
| self._topmost_check.setCursor(QCursor(Qt.CursorShape.PointingHandCursor)) | |
| self._topmost_check.setStyleSheet(_CHECK_CSS) | |
| self._topmost_check.setChecked(True) | |
| self._topmost_check.toggled.connect(self.topmost_toggled.emit) | |
| row2.addWidget(self._topmost_check) | |
| self._auto_scroll = QCheckBox(t("auto_scroll")) | |
| self._auto_scroll.setFont(QFont("Consolas", 8)) | |
| self._auto_scroll.setCursor(QCursor(Qt.CursorShape.PointingHandCursor)) | |
| self._auto_scroll.setStyleSheet(_CHECK_CSS) | |
| self._auto_scroll.setChecked(True) | |
| self._auto_scroll.toggled.connect(self.auto_scroll_toggled.emit) | |
| row2.addWidget(self._auto_scroll) | |
| row2.addStretch() | |
| model_lbl = QLabel(t("model_label")) | |
| model_lbl.setFont(QFont("Consolas", 8)) | |
| model_lbl.setStyleSheet("color: #888; background: transparent;") | |
| row2.addWidget(model_lbl) | |
| self._model_combo = QComboBox() | |
| self._model_combo.setFixedHeight(18) | |
| self._model_combo.setMinimumWidth(140) | |
| self._model_combo.setFont(QFont("Consolas", 8)) | |
| self._model_combo.setStyleSheet(_COMBO_CSS) | |
| self._model_combo.currentIndexChanged.connect(self.model_changed.emit) | |
| row2.addWidget(self._model_combo) | |
| tgt_lbl = QLabel(t("target_label")) | |
| tgt_lbl.setFont(QFont("Consolas", 8)) | |
| tgt_lbl.setStyleSheet("color: #888; background: transparent;") | |
| row2.addWidget(tgt_lbl) | |
| self._target_lang = QComboBox() | |
| self._target_lang.setFixedHeight(18) | |
| self._target_lang.setFixedWidth(42) | |
| self._target_lang.setFont(QFont("Consolas", 8)) | |
| self._target_lang.setStyleSheet(_COMBO_CSS) | |
| self._target_lang.addItems(["zh", "en", "ja", "ko", "fr", "de", "es", "ru"]) | |
| self._target_lang.currentTextChanged.connect(self.target_language_changed.emit) | |
| row2.addWidget(self._target_lang) | |
| outer.addLayout(row2) | |
| def _on_start_stop(self): | |
| if self._running: | |
| self.stop_clicked.emit() | |
| else: | |
| self.start_clicked.emit() | |
| _PAUSED_CSS = _BTN_CSS.replace( | |
| "rgba(255,255,255,20)", "rgba(220,180,60,50)" | |
| ).replace("color: #aaa", "color: #ddb") | |
| def set_target_language(self, lang: str): | |
| idx = self._target_lang.findText(lang) | |
| if idx >= 0: | |
| self._target_lang.setCurrentIndex(idx) | |
| def set_models(self, models: list, active_index: int = 0): | |
| self._model_combo.blockSignals(True) | |
| self._model_combo.clear() | |
| for m in models: | |
| self._model_combo.addItem(m.get("name", m.get("model", "?"))) | |
| if 0 <= active_index < self._model_combo.count(): | |
| self._model_combo.setCurrentIndex(active_index) | |
| self._model_combo.blockSignals(False) | |
| def auto_scroll(self) -> bool: | |
| return self._auto_scroll.isChecked() | |
| def set_running(self, running: bool): | |
| self._running = running | |
| if running: | |
| self._start_stop_btn.setText(t("running")) | |
| self._start_stop_btn.setStyleSheet(_BTN_CSS) | |
| else: | |
| self._start_stop_btn.setText(t("paused")) | |
| self._start_stop_btn.setStyleSheet(self._PAUSED_CSS) | |
| def _toggle_monitor(self): | |
| self._monitor_expanded = not self._monitor_expanded | |
| self.monitor_toggled.emit(self._monitor_expanded) | |
| class SubtitleOverlay(QWidget): | |
| """Chat-style overlay window for displaying live transcription.""" | |
| add_message_signal = pyqtSignal(int, str, str, str, float) | |
| update_translation_signal = pyqtSignal(int, str, float) | |
| clear_signal = pyqtSignal() | |
| # Monitor signals (thread-safe) | |
| update_monitor_signal = pyqtSignal(float, float) | |
| update_stats_signal = pyqtSignal(int, int, int, int) | |
| update_asr_device_signal = pyqtSignal(str) | |
| settings_requested = pyqtSignal() | |
| target_language_changed = pyqtSignal(str) | |
| model_switch_requested = pyqtSignal(int) | |
| start_requested = pyqtSignal() | |
| stop_requested = pyqtSignal() | |
| quit_requested = pyqtSignal() | |
| def __init__(self, config): | |
| super().__init__() | |
| self._config = config | |
| self._messages = {} | |
| self._max_messages = 50 | |
| self._click_through = False | |
| self._setup_ui() | |
| self.add_message_signal.connect(self._on_add_message) | |
| self.update_translation_signal.connect(self._on_update_translation) | |
| self.clear_signal.connect(self._on_clear) | |
| self.update_monitor_signal.connect(self._on_update_monitor) | |
| self.update_stats_signal.connect(self._on_update_stats) | |
| self.update_asr_device_signal.connect(self._on_update_asr_device) | |
| def _setup_ui(self): | |
| self.setWindowFlags( | |
| Qt.WindowType.FramelessWindowHint | |
| | Qt.WindowType.WindowStaysOnTopHint | |
| | Qt.WindowType.Tool | |
| ) | |
| self.setAttribute(Qt.WidgetAttribute.WA_TranslucentBackground) | |
| self.setAttribute(Qt.WidgetAttribute.WA_ShowWithoutActivating) | |
| screen = QApplication.primaryScreen() | |
| geo = screen.geometry() | |
| width = 620 | |
| height = 500 | |
| x = geo.width() - width - 20 | |
| y = geo.height() - height - 60 | |
| self.setGeometry(x, y, width, height) | |
| self.setMinimumSize(480, 280) | |
| main_layout = QVBoxLayout(self) | |
| main_layout.setContentsMargins(0, 0, 0, 0) | |
| main_layout.setSpacing(0) | |
| self._container = QWidget() | |
| self._container.setStyleSheet( | |
| "background-color: rgba(15, 15, 25, 200); border-radius: 8px;" | |
| ) | |
| container_layout = QVBoxLayout(self._container) | |
| container_layout.setContentsMargins(4, 4, 4, 4) | |
| container_layout.setSpacing(0) | |
| # Drag handle | |
| self._handle = DragHandle() | |
| self._handle.settings_clicked.connect(self.settings_requested.emit) | |
| self._handle.monitor_toggled.connect(self._on_monitor_toggled) | |
| self._handle.click_through_toggled.connect(self._set_click_through) | |
| self._handle.topmost_toggled.connect(self._set_topmost) | |
| self._handle.target_language_changed.connect(self.target_language_changed.emit) | |
| self._handle.model_changed.connect(self.model_switch_requested.emit) | |
| self._handle.start_clicked.connect(self.start_requested.emit) | |
| self._handle.stop_clicked.connect(self.stop_requested.emit) | |
| self._handle.clear_clicked.connect(self._on_clear) | |
| self._handle.quit_clicked.connect(self.quit_requested.emit) | |
| container_layout.addWidget(self._handle) | |
| # Monitor bar (collapsible) | |
| self._monitor = MonitorBar() | |
| container_layout.addWidget(self._monitor) | |
| # Scroll area | |
| self._scroll = QScrollArea() | |
| self._scroll.setWidgetResizable(True) | |
| self._scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff) | |
| self._scroll.setVerticalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAsNeeded) | |
| self._scroll.setStyleSheet(""" | |
| QScrollArea { border: none; background: transparent; } | |
| QScrollBar:vertical { | |
| width: 6px; background: transparent; | |
| } | |
| QScrollBar::handle:vertical { | |
| background: rgba(255,255,255,60); border-radius: 3px; | |
| min-height: 20px; | |
| } | |
| QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical { | |
| height: 0; | |
| } | |
| """) | |
| self._msg_container = QWidget() | |
| self._msg_container.setStyleSheet("background: transparent;") | |
| self._msg_layout = QVBoxLayout(self._msg_container) | |
| self._msg_layout.setContentsMargins(0, 0, 0, 0) | |
| self._msg_layout.setSpacing(2) | |
| self._msg_layout.addStretch() | |
| self._scroll.setWidget(self._msg_container) | |
| container_layout.addWidget(self._scroll) | |
| grip_row = QHBoxLayout() | |
| grip_row.addStretch() | |
| self._grip = QSizeGrip(self) | |
| self._grip.setFixedSize(16, 16) | |
| self._grip.setStyleSheet("background: transparent;") | |
| grip_row.addWidget(self._grip) | |
| container_layout.addLayout(grip_row) | |
| main_layout.addWidget(self._container) | |
| self._ct_timer = QTimer(self) | |
| self._ct_timer.timeout.connect(self._check_click_through) | |
| self._ct_timer.start(50) | |
| def set_running(self, running: bool): | |
| self._handle.set_running(running) | |
| def _set_topmost(self, enabled: bool): | |
| flags = self.windowFlags() | |
| if enabled: | |
| flags |= Qt.WindowType.WindowStaysOnTopHint | |
| else: | |
| flags &= ~Qt.WindowType.WindowStaysOnTopHint | |
| self.setWindowFlags(flags) | |
| self.show() | |
| def _set_click_through(self, enabled: bool): | |
| self._click_through = enabled | |
| if not enabled: | |
| hwnd = int(self.winId()) | |
| style = ctypes.windll.user32.GetWindowLongW(hwnd, _GWL_EXSTYLE) | |
| if style & _WS_EX_TRANSPARENT: | |
| ctypes.windll.user32.SetWindowLongW( | |
| hwnd, _GWL_EXSTYLE, style & ~_WS_EX_TRANSPARENT | |
| ) | |
| def _check_click_through(self): | |
| if not self._click_through: | |
| return | |
| cursor = QCursor.pos() | |
| local = self.mapFromGlobal(cursor) | |
| hwnd = int(self.winId()) | |
| style = ctypes.windll.user32.GetWindowLongW(hwnd, _GWL_EXSTYLE) | |
| scroll_top = self._scroll.mapTo(self, QPoint(0, 0)).y() | |
| in_header = 0 <= local.x() <= self.width() and 0 <= local.y() < scroll_top | |
| if in_header: | |
| if style & _WS_EX_TRANSPARENT: | |
| ctypes.windll.user32.SetWindowLongW( | |
| hwnd, _GWL_EXSTYLE, style & ~_WS_EX_TRANSPARENT | |
| ) | |
| else: | |
| if not (style & _WS_EX_TRANSPARENT): | |
| ctypes.windll.user32.SetWindowLongW( | |
| hwnd, _GWL_EXSTYLE, style | _WS_EX_TRANSPARENT | |
| ) | |
| def _on_monitor_toggled(self, expanded: bool): | |
| self._monitor.setVisible(expanded) | |
| def _on_update_monitor(self, rms: float, vad_conf: float): | |
| self._monitor.update_audio(rms, vad_conf) | |
| def _on_update_stats(self, asr_count, tl_count, prompt_tokens, completion_tokens): | |
| self._monitor.update_pipeline_stats( | |
| asr_count, tl_count, prompt_tokens, completion_tokens | |
| ) | |
| def _on_update_asr_device(self, device: str): | |
| self._monitor.update_asr_device(device) | |
| def _on_add_message(self, msg_id, timestamp, original, source_lang, asr_ms): | |
| msg = ChatMessage(msg_id, timestamp, original, source_lang, asr_ms) | |
| self._messages[msg_id] = msg | |
| self._msg_layout.addWidget(msg) | |
| if len(self._messages) > self._max_messages: | |
| oldest_id = min(self._messages.keys()) | |
| old_msg = self._messages.pop(oldest_id) | |
| self._msg_layout.removeWidget(old_msg) | |
| old_msg.deleteLater() | |
| QTimer.singleShot(50, self._scroll_to_bottom) | |
| def _on_update_translation(self, msg_id, translated, translate_ms): | |
| msg = self._messages.get(msg_id) | |
| if msg: | |
| msg.set_translation(translated, translate_ms) | |
| QTimer.singleShot(50, self._scroll_to_bottom) | |
| def _on_clear(self): | |
| for msg in self._messages.values(): | |
| self._msg_layout.removeWidget(msg) | |
| msg.deleteLater() | |
| self._messages.clear() | |
| def _scroll_to_bottom(self): | |
| if not self._handle.auto_scroll: | |
| return | |
| sb = self._scroll.verticalScrollBar() | |
| sb.setValue(sb.maximum()) | |
| def apply_style(self, style: dict): | |
| s = {**DEFAULT_STYLE, **style} | |
| # Migrate old single font_family to split fields | |
| if "font_family" in s and "original_font_family" not in style: | |
| s["original_font_family"] = s["font_family"] | |
| s["translation_font_family"] = s["font_family"] | |
| # Container background | |
| bg_rgba = _hex_to_rgba(s["bg_color"], s["bg_opacity"]) | |
| self._container.setStyleSheet( | |
| f"background-color: {bg_rgba}; border-radius: {s['border_radius']}px;" | |
| ) | |
| # Header background | |
| hdr_rgba = _hex_to_rgba(s["header_color"], s["header_opacity"]) | |
| self._handle.setStyleSheet(f"background: {hdr_rgba}; border-radius: 4px;") | |
| # Window opacity | |
| self.setWindowOpacity(s["window_opacity"] / 100.0) | |
| # Update all existing messages | |
| ChatMessage._current_style = s | |
| for msg in self._messages.values(): | |
| msg.apply_style(s) | |
| # Thread-safe public API | |
| def add_message(self, msg_id, timestamp, original, source_lang, asr_ms): | |
| self.add_message_signal.emit(msg_id, timestamp, original, source_lang, asr_ms) | |
| def update_translation(self, msg_id, translated, translate_ms): | |
| self.update_translation_signal.emit(msg_id, translated, translate_ms) | |
| def update_monitor(self, rms, vad_conf): | |
| self.update_monitor_signal.emit(rms, vad_conf) | |
| def update_stats(self, asr_count, tl_count, prompt_tokens, completion_tokens): | |
| self.update_stats_signal.emit( | |
| asr_count, tl_count, prompt_tokens, completion_tokens | |
| ) | |
| def update_asr_device(self, device: str): | |
| self.update_asr_device_signal.emit(device) | |
| def set_target_language(self, lang: str): | |
| self._handle.set_target_language(lang) | |
| def set_models(self, models: list, active_index: int = 0): | |
| self._handle.set_models(models, active_index) | |
| def clear(self): | |
| self.clear_signal.emit() | |