Video Alchemy

Turn raw video footage into golden content: Auto-generate PowerPoint slides, transcribe speech to text with Whisper, and upscale video to 4K.

A set of Python tools by tanbaycu to process and transform video content.

Features

• Video to PPTX: Extracts key slides from a video based on visual changes and saves them to a PowerPoint presentation.
• Video to Text: Extracts audio and uses OpenAI's Whisper model to transcribe speech to text.
• Video Upscaler: Upscales video to 4K resolution using OpenCV detail enhancement.

Installation

1. Clone the repository.

   git clone https://github.com/tanbaycu/video-alchemy.git

2. Install dependencies:

   pip install -r requirements.txt

   Note: You need ffmpeg installed on your system or accessible via imageio-ffmpeg (included).

Usage

1. Video to PowerPoint

Detects slides in a video and converts them to a PPTX presentation.

python src/video_to_pptx.py input_video.mp4 output.pptx --threshold 2000 --rate 1.0

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2. Video transcription

Extracts audio and transcribes it to a text file.

python src/video_to_text.py input_video.mp4 --output results/

3. Video Upscaling (4K)

Upscales a video to 4K resolution.

python src/video_upscaler.py input_video.mp4 output_4k.mp4

Structure

• src/: Source code for the tools.
• examples/: Sample inputs and outputs.

License

Copyright (c) 2025 tanbaycu. All rights reserved.