72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
"""
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Media asset fetcher using Pexels API
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This module fetches B-Roll footage based on keywords extracted from:
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- PDF content
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- Video transcription
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- Generated script
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"""
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import os
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import requests
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from typing import Dict, Any, List, Optional
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class MediaFetcher:
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"""Fetch B-Roll videos from Pexels API"""
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def __init__(self, api_key: Optional[str] = None):
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self.api_key = api_key or os.getenv("PEXELS_API_KEY")
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if not self.api_key:
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raise ValueError("PEXELS_API_KEY not found in environment")
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self.base_url = "https://api.pexels.com/videos/search"
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def fetch_broll(self, keywords: List[str], max_per_keyword: int = 3) -> Dict[str, List[str]]:
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"""
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Fetch B-Roll videos based on keywords
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Args:
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keywords: List of Japanese keywords (will be translated to English)
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max_per_keyword: Maximum videos to fetch per keyword
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Returns:
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Dictionary mapping keywords to video URLs
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"""
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# TODO: Implement Pexels API integration
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# 1. Translate Japanese keywords to English (using Gemini)
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# 2. Search Pexels for each keyword
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# 3. Download videos to assets/1_processed/broll/
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# 4. Return local file paths
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raise NotImplementedError("B-Roll fetching not yet implemented")
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def _translate_keyword(self, japanese_keyword: str) -> str:
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"""Translate Japanese keyword to English using Gemini"""
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# TODO: Implement translation
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# Use Gemini Pro for accurate translation
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# Cache translations to avoid repeated API calls
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return japanese_keyword
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def _download_video(self, url: str, output_path: str) -> str:
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"""Download video from URL"""
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# TODO: Implement video download
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# Use requests to download
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# Show progress bar
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# Validate video format
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return output_path
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def fetch_broll(script: Dict[str, Any]) -> Dict[str, Any]:
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"""Convenience function for fetching B-Roll assets"""
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# Extract keywords from script
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keywords = []
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for segment in script.get("segments", []):
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# TODO: Extract keywords from segment text
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pass
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fetcher = MediaFetcher()
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return fetcher.fetch_broll(keywords)
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