📷 照片和视频
PPI 计算器
Enter the pixel resolution and diagonal size to compute pixel density and quality rating.
Result will appear here
公式
PPI = √(width² + height²) ÷ diagonal inches
📷 照片和视频
Enter the pixel resolution and diagonal size to compute pixel density and quality rating.
Result will appear here
PPI = √(width² + height²) ÷ diagonal inches