processing4/SCHEMA.md

Processing URI Schema Definition

Local File Schema

pde:///path/to/sketch.pde

Sketch Operations

Create New Sketch

pde://sketch/new

Load Base64 Encoded Sketch

pde://sketch/base64/<base64_encoded_content>

Optional query parameters:

• data: Comma-separated URLs of data files to download
• code: Comma-separated URLs of code files to download
• pde: Comma-separated URLs of Processing sketch files to download
• mode: Processing mode identifier

Load Sketch from URL

pde://sketch/url/domain.com/path/to/sketch.pde

Supports the same query parameters as base64 endpoint. Optional query parameters:

• data: Comma-separated URLs of data files to download
• code: Comma-separated URLs of code files to download
• pde: Comma-separated URLs of Processing sketch files to download
• mode: Processing mode identifier

Example with query parameters:

pde://sketch/url/example.com/sketch.pde?data=image1.png,sound1.mp3&mode=java

Preferences

pde://preferences?key1=value1&key2=value2

Sets and saves multiple preferences in a single operation.

Security Considerations

• URL-based operations automatically prepend https:// if no scheme is provided
• All URLs and query parameters are decoded using UTF-8
• File downloads occur asynchronously in a separate thread
• Base64 and remote sketches are saved to temporary folders