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Add preview button to voice mixer

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This commit is contained in:
Deniz Şafak
2025-05-04 15:10:08 +03:00
parent 15f1eb7f1e
commit 67b35d1dfb
3 changed files with 50 additions and 9 deletions
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abogen/voice_formula_gui.py
+42 -1
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@@ -47,7 +47,7 @@ VOICE_MIXER_WIDTH = 100
SLIDER_WIDTH = 32
MIN_WINDOW_WIDTH = 600
MIN_WINDOW_HEIGHT = 400
INITIAL_WINDOW_WIDTH = 1000
INITIAL_WINDOW_WIDTH = 1200
INITIAL_WINDOW_HEIGHT = 500
# Language options for the language selector loaded from constants
@@ -413,6 +413,11 @@ class VoiceFormulaDialog(QDialog):
self.language_combo.setCurrentIndex(idx)
self.language_combo.currentIndexChanged.connect(self.mark_profile_modified)
header_row.addWidget(self.language_combo)
# Preview current voice mix using main window's preview
self.btn_preview_mix = QPushButton("Preview", self)
self.btn_preview_mix.setToolTip("Preview current voice mix")
self.btn_preview_mix.clicked.connect(self.preview_current_mix)
header_row.addWidget(self.btn_preview_mix)
mixer_layout.addLayout(header_row)
# Error message
@@ -708,6 +713,8 @@ class VoiceFormulaDialog(QDialog):
]
total = sum(w for _, w in selected)
# disable Preview if no voices selected
self.btn_preview_mix.setEnabled(total > 0)
if total > 0:
self.error_label.hide()
@@ -1338,3 +1345,37 @@ class VoiceFormulaDialog(QDialog):
else:
item.setBackground(QColor("white"))
self.update_profile_save_buttons()
def preview_current_mix(self):
# Disable preview until playback completes
self.btn_preview_mix.setEnabled(False)
self.btn_preview_mix.setText("Loading...")
parent = self.parent()
if parent and hasattr(parent, "preview_voice"):
# Apply mixed voices and selected language
parent.mixed_voice_state = self.get_selected_voices()
parent.selected_profile_name = None
lang = self.language_combo.currentData()
parent.selected_lang = lang
parent.subtitle_combo.setEnabled(
lang in SUPPORTED_LANGUAGES_FOR_SUBTITLE_GENERATION
)
# Reset start flag and trigger preview
self._started = False
parent.preview_voice()
# Poll preview_playing: wait for start then end
self._preview_poll_timer = QTimer(self)
self._preview_poll_timer.timeout.connect(self._check_preview_done)
self._preview_poll_timer.start(200)
def _check_preview_done(self):
parent = self.parent()
if parent and hasattr(parent, "preview_playing"):
# Mark when playback starts
if parent.preview_playing:
self._started = True
# Once started and then stopped, re-enable
elif getattr(self, "_started", False):
self.btn_preview_mix.setEnabled(True)
self.btn_preview_mix.setText("Preview")
self._preview_poll_timer.stop()