HTML5 Canvas

  1. Advanced Canvas Features
    1. Canvas Content Export
      1. toDataURL Method
        1. Image Format Options
          1. Quality Parameters
            1. Data URL Structure
            2. toBlob Method
              1. Asynchronous Export
                1. Blob Object Handling
                  1. File Download Implementation
                2. Security and Cross-Origin Issues
                  1. Tainted Canvas Concept
                    1. CORS Policy Effects
                      1. Security Error Handling
                        1. Safe Resource Loading
                        2. Accessibility Considerations
                          1. Fallback Content Provision
                            1. Alternative Text Descriptions
                              1. ARIA Label Implementation
                                1. Screen Reader Compatibility
                                2. High-DPI Display Support
                                  1. Device Pixel Ratio Detection
                                    1. Canvas Scaling Strategies
                                      1. Crisp Rendering Techniques
                                        1. Retina Display Optimization
                                        2. Modern Canvas APIs
                                          1. OffscreenCanvas Overview
                                            1. Web Worker Integration
                                              1. Transferable Objects
                                                1. Background Rendering
                                                2. WebGL Context Introduction
                                                  1. 3D Rendering Capabilities
                                                    1. WebGL vs 2D Context
                                                      1. Performance Advantages
                                                        1. Use Case Scenarios

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                                                      14. Performance Optimization

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                                                      1. Introduction to HTML5 Canvas