english/.opencode/skills/media-processing/scripts/README.md

Media Processing Scripts

Helper scripts for common media processing tasks.

Background Removal Scripts

remove-background.sh

Remove background from a single image using RMBG CLI.

# Basic usage
./remove-background.sh photo.jpg

# With specific model
./remove-background.sh photo.jpg briaai

# With custom output and resolution
./remove-background.sh photo.jpg briaai output.png 4096

Arguments:

• input - Input image file (required)
• model - Model name: u2netp, modnet, briaai, isnet-anime, silueta, u2net-cloth (default: modnet)
• output - Output file path (default: auto-generated)
• resolution - Max resolution in pixels (default: 2048)

batch-remove-background.sh

Remove backgrounds from all images in a directory.

# Basic usage
./batch-remove-background.sh ./photos

# With custom output directory
./batch-remove-background.sh ./photos ./output

# With specific model and resolution
./batch-remove-background.sh ./photos ./output briaai 4096

Arguments:

• input_dir - Input directory with images (required)
• output_dir - Output directory (default: input_dir/no-bg)
• model - Model name (default: modnet)
• resolution - Max resolution in pixels (default: 2048)

remove-bg-node.js

Node.js script for background removal with progress tracking.

# Basic usage
node remove-bg-node.js photo.jpg

# With options
node remove-bg-node.js photo.jpg -m briaai -o output.png -r 4096 -p

Options:

• -o, --output <path> - Output file path
• -m, --model <name> - Model: briaai, modnet, u2netp
• -r, --resolution <n> - Max resolution
• -p, --progress - Show progress

Image Processing Scripts

batch_resize.py

Batch resize images with various options.

python batch_resize.py -i ./input -o ./output -w 800 -h 600

Video Processing Scripts

video_optimize.py

Optimize videos for web with quality and size optimization.

python video_optimize.py -i input.mp4 -o output.mp4 --preset slow --crf 23

media_convert.py

Convert media files between different formats.

python media_convert.py -i input.mkv -o output.mp4 --codec h264

Requirements

Shell Scripts

• Bash (macOS, Linux)
• rmbg-cli: npm install -g rmbg-cli
• FFmpeg: brew install ffmpeg or apt-get install ffmpeg
• ImageMagick: brew install imagemagick or apt-get install imagemagick

Node.js Scripts

• Node.js 14+
• Dependencies: npm install rmbg

Python Scripts

• Python 3.7+
• Dependencies: pip install -r requirements.txt

Testing

Run tests:

cd tests
bash test_all.sh