After Effects Brush Strokes

Brush htrokes称为"笔触效果"，对图像产生类似水彩画效果。 

Stroke Angle 笔触角度  Brush Size笔触大小  Stroke Length笔触长度 

Stroke Density笔触密度。 Stroke Randomness笔触随机性。 

Paint Surface绘画表面。 

Blend With Original和原图像混合