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title: Video Upscaler 4K
emoji: 🎬
colorFrom: blue
colorTo: purple
sdk: docker
app_file: app.py
pinned: false
---
# 🎬 Video Upscaler to Ultra HD (4K)
Upload any video and upscale it to:
- 720p (HD)
- 1080p (Full HD)
- 1440p (2K)
- 2160p (4K Ultra HD)
## Features:
- High-quality **Lanczos scaling** algorithm
- Multiple quality presets (Fast, Balanced, Best)
- CPU-optimized (works on free HuggingFace Spaces)
- Built with FastAPI (fast and reliable)
## Technical Details:
- Uses FFmpeg with lanczos filter for best upscaling quality
- x264 encoder with configurable CRF
- Audio preserved at 192kbps AAC
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