v0.0.4

Added

• New Effect: Effect.stroke() - Professional-quality stroke/outline using Jump Flood Algorithm (JFA)
  • position='outside' - Stroke extends outward from shape
  • position='inside' - Stroke extends inward into shape
  • expand parameter - Control canvas expansion (consistent with drop_shadow and rotate)
  • Perfect antialiasing with sub-pixel precision
  • Works flawlessly with complex shapes (holes, islands, rounded corners)
  • Buffer reuse support for efficient batch processing
• New Effect: Effect.vignette() - Apply vignette effect to darken or colorize image edges
  • radius parameter - Control where darkening begins (0.0-1.0+)
  • softness parameter - Control gradient falloff smoothness
  • color parameter - Customize vignette color for creative effects
  • In-place modification for memory efficiency
• New Filter: Filter.sepia() - Apply warm sepia tone for vintage/antique look
  • intensity parameter - Control blend from original to full sepia (0.0-1.0)
  • In-place modification for memory efficiency
• New Filter: Filter.invert() - Create photographic negative effect
  • Inverts all RGB colors while preserving alpha
  • In-place modification
• New Filter: Filter.threshold() - Convert to pure black and white
  • value parameter - Luminance threshold (0.0-1.0)
  • Creates stark binary images
  • In-place modification
• New Filter: Filter.solarize() - Psychedelic/retro effect
  • threshold parameter - Inverts only bright pixels (0.0-1.0)
  • Creates distinctive vintage poster look
  • In-place modification
• New Filter: Filter.sobel() - Edge detection using Sobel operator
  • Returns black and white edge map
  • Useful for computer vision and artistic effects
  • Buffer reuse support
• New Filter: Filter.emboss() - 3D relief/raised appearance effect
  • strength parameter - Control emboss intensity
  • Creates carved or pressed appearance
  • Buffer reuse support
• New Adjust: Adjust.opacity() - Control image transparency
  • factor parameter - Multiply alpha channel (0.0-1.0+)
  • Perfect for fade effects, watermarks, and layering
  • In-place modification for memory efficiency
• New Fill: Fill.checkerboard() - Generate checkerboard patterns
  • size parameter - Control square size
  • offset_x, offset_y - Shift pattern position
  • Perfect for backgrounds and transparency indicators
• New Fill: Fill.grid() - Generate grid patterns
  • spacing and line_width parameters
  • Customizable line and background colors
  • Useful for rulers, guides, and graph paper effects
• New Fill: Fill.stripes() - Generate striped patterns with anti-aliasing
  • angle parameter - Rotate stripes (0-360°)
  • spacing and width parameters
  • Smooth anti-aliased edges
• New Fill: Fill.dots() - Generate polka dot patterns
  • spacing and radius parameters
  • softness parameter - Control edge softness (0.0 = hard, 1.0 = soft glow)
  • Perfect for textures and decorative backgrounds
• New Fill: Fill.circle() - Fill with centered circle
  • Automatically fits to image size
  • softness parameter - Control edge gradient
  • Useful for vignettes and spotlight effects
• New Fill: Fill.noise() - Generate white noise
  • seed parameter - Animate noise by changing seed
  • monochrome parameter - Grayscale or RGB noise
  • Perfect for film grain and texture effects
• New Fill: Fill.perlin() - Generate Perlin noise (gradient noise)
  • scale parameter - Control feature size
  • octaves parameter - Add detail layers (1 = smooth, 6 = rocky)
  • persistence and lacunarity - Fine-tune noise characteristics
  • Perfect for clouds, terrain, organic textures
• New Fill: Fill.ngon() - Generate regular polygons
  • sides parameter - Number of sides (3+ for triangle, pentagon, hexagon, etc.)
  • rotation parameter - Rotate polygon angle
  • softness parameter - Control edge softness (0.0 = hard AA, >0.0 = glow)
  • Perfect for geometric shapes and design elements

Changed

• Renamed internal function colorize_shadow_f32 → colorize_alpha_mask_f32 for better clarity (internal API only, no breaking changes)

All new operations include:

• Comprehensive examples with visual comparisons

Full Docs: https://offerrall.github.io/pyimagecuda/