学习?学个屁 06c63c15cc 初始化提交 10 月之前
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README.md

@jimp/plugin-crop

Crop an image.

Crop

Crops the image at a given point to a give size

  • @param {number} x the x coordinate to crop form
  • @param {number} y the y coordinate to crop form
  • @param w the width of the crop region
  • @param h the height of the crop region
  • @param {function(Error, Jimp)} cb (optional) a callback for when complete

    import jimp from 'jimp';
    
    async function main() {
    const image = await jimp.read('test/image.png');
    
    image.crop(150, 150);
    }
    
    main();
    

AutoCrop

AutoCrop same color borders from this image

  • @param {number} tolerance (optional): a percent value of tolerance for pixels color difference (default: 0.0002%)
  • @param {boolean} cropOnlyFrames (optional): flag to crop only real frames: all 4 sides of the image must have some border (default: true)

or

  • @param {object} options object

    • tolerance (optional): a percent value of tolerance for pixels color difference (default: 0.0002%)
    • cropOnlyFrames (optional): flag to crop only real frames: all 4 sides of the image must have some border (default: true)
    • cropSymmetric (optional): flag to force cropping top be symmetric. north and south / east and west are cropped by the same value
    • leaveBorder (optional): integer of how many pixels of the background color to leave around the image

      import jimp from 'jimp';
      
      async function main() {
      const image = await jimp.read('test/image.png');
      
      image.autocrop();
      image.autocrop({ cropOnlyFrames: false, cropSymmetric: true });
      }
      
      main();