Add dynamic ElevenLabs voice catalog with provider toggle in the UI,
allowing users to browse ElevenLabs voices, configure stability and
similarity boost settings, and preview/synthesize with ElevenLabs TTS.
Backend:
- New elevenlabs_voices.py service with 1-hour cached API fetching
- TTS routes support ?provider= query param for voices and options
- Preview endpoint routes to ElevenLabs or Gemini based on provider
- stability/similarity_boost params flow through TTS synthesis pipeline
- TTSPreferences model extended with ElevenLabs-specific fields
- Deprecated hardcoded elevenlabs_voices config (now fetched dynamically)
Frontend:
- Provider toggle (Gemini/ElevenLabs) in VoiceSelector
- ElevenLabsSettingsPanel with stability and similarity boost sliders
- VoicePreviewButton supports provider-specific preview parameters
- API client passes provider param to voices, options, and preview endpoints
- New VoiceInfo, ProviderVoicesResponse, ProviderOptionsResponse types
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Add new deliverable type that renders video with audio descriptions embedded.
Supports two AI-determined methods:
- Direct Overlay: ducks original audio and overlays AD TTS (for minimal dialogue)
- Pause-Insert: freeze-frame video, insert AD, re-time subtitles (for significant dialogue)
Backend:
- Add Pydantic schemas for Gemini analysis response
- Add Gemini prompt and analyze_accessible_video_placement() method
- Add video_renderer.py service using FFmpeg for both rendering methods
- Add vtt_retimer.py service for pause-insert subtitle adjustment
- Add render_accessible_video.py Celery task
- Modify TTS service to return individual per-cue segments
- Update translate_and_synthesize.py to save segments and trigger rendering
- Update download endpoint to include accessible video outputs
Frontend:
- Add accessible_video_mp4 checkbox to NewJob form
- Update TypeScript types for new deliverable
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add model selection (flash vs pro) for quality control
- Add speed slider (0.5x - 2.0x) for pacing adjustment
- Add style presets (neutral, calm, energetic, professional, warm, documentary)
- Add custom style prompt option for advanced customization
- New /tts/options endpoint returns available TTS options
- Voice preview now tests all settings so users hear exact output
- Backward compatible: all new fields have sensible defaults
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add Gemini TTS service with 30 voices and 24 languages
- Add TTS API endpoints for voice listing and preview
- Add per-language voice selection in job creation form
- Add voice override at QC approval stage
- Add VoiceSelector and VoicePreviewButton components
- Update TTSPreferences model with provider and voice mapping
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
