Added video studio router and endpoints. Added research router and endpoints. Added youtube router and endpoints. Added onboarding utils router and endpoints. Added onboarding utils service. Added onboarding utils models. Added onboarding utils routes. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. 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Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. 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Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils. Added onboarding utils utils.
This commit is contained in:
135
backend/services/video_studio/video_translate_service.py
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135
backend/services/video_studio/video_translate_service.py
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"""
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Video Translate service for Video Studio.
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Uses HeyGen Video Translate (heygen/video-translate) for video translation.
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"""
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import base64
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from typing import Dict, Any, Optional, Callable
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from fastapi import HTTPException
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from utils.logger_utils import get_service_logger
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from ..wavespeed.client import WaveSpeedClient
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logger = get_service_logger("video_studio.video_translate")
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class VideoTranslateService:
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"""Service for video translation operations."""
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def __init__(self):
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"""Initialize Video Translate service."""
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self.wavespeed_client = WaveSpeedClient()
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logger.info("[VideoTranslate] Service initialized")
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def calculate_cost(self, duration: float = 10.0) -> float:
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"""
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Calculate cost for video translation operation.
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Args:
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duration: Video duration in seconds
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Returns:
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Cost in USD
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"""
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# HeyGen Video Translate pricing: $0.0375/s
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# No minimum charge mentioned in docs, but we'll use 1 second minimum
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cost_per_second = 0.0375
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billed_duration = max(1.0, duration)
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return cost_per_second * billed_duration
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async def translate_video(
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self,
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video_data: bytes,
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output_language: str = "English",
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user_id: str = None,
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progress_callback: Optional[Callable[[float, str], None]] = None,
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) -> Dict[str, Any]:
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"""
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Translate video to target language using HeyGen Video Translate.
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Args:
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video_data: Source video as bytes
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output_language: Target language for translation
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user_id: User ID for tracking
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progress_callback: Optional callback for progress updates
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Returns:
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Dict with translated video_url, cost, and metadata
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"""
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try:
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logger.info(
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f"[VideoTranslate] Video translate request: user={user_id}, "
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f"output_language={output_language}"
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)
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if not user_id:
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raise ValueError("user_id is required for video translation")
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# Convert video to base64 data URI
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video_b64 = base64.b64encode(video_data).decode('utf-8')
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video_uri = f"data:video/mp4;base64,{video_b64}"
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# Estimate duration (we'll use a default, actual duration would come from video metadata)
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estimated_duration = 10.0 # Default estimate, should be improved with actual video duration
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# Calculate cost estimate
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cost = self.calculate_cost(estimated_duration)
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if progress_callback:
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progress_callback(10.0, f"Submitting video translation request to HeyGen ({output_language})...")
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# Perform video translation
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# video_translate is synchronous (uses sync_mode internally)
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translated_video_bytes = self.wavespeed_client.video_translate(
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video=video_uri,
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output_language=output_language,
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enable_sync_mode=True,
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timeout=600, # 10 minutes timeout
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progress_callback=progress_callback,
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)
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if progress_callback:
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progress_callback(90.0, "Video translation complete, saving video...")
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# Save translated video
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from . import VideoStudioService
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video_service = VideoStudioService()
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save_result = video_service._save_video_file(
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video_bytes=translated_video_bytes,
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operation_type="video_translate",
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user_id=user_id,
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)
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# Recalculate cost with actual duration if available
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# For now, use estimated cost
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actual_cost = cost
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logger.info(
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f"[VideoTranslate] Video translate successful: user={user_id}, "
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f"output_language={output_language}, cost=${actual_cost:.4f}"
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)
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metadata = {
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"original_video_size": len(video_data),
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"translated_video_size": len(translated_video_bytes),
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"output_language": output_language,
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}
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return {
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"success": True,
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"video_url": save_result["file_url"],
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"video_bytes": translated_video_bytes,
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"cost": actual_cost,
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"output_language": output_language,
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"metadata": metadata,
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}
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except HTTPException:
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raise
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except Exception as e:
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logger.error(f"[VideoTranslate] Video translate error: {e}", exc_info=True)
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return {
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"success": False,
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"error": str(e)
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}
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