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PHP transparent watermark generation

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Release： 2016-07-25 08:42:16
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[PHP] code

  1. /*
  2. * Created on 2010-10-27
  3. * BY QQ542900563
  4. * Copyrights Reserved 2000-2020
  5. * This example demonstrates how to generate image watermarks
  6. */
  7. //Load separately Two pictures
  8. $im=imagecreatefromjpeg("liu.jpg");
  9. $img2=imagecreatefrompng("m.png");
  11. //Get their respective length and width, calculate the position
  12. $im_WH=getimagesize("liu. jpg");
  13. $im_W=$im_WH[0];
  14. $im_H=$im_WH[1];
  16. $img2_WH=getimagesize("m.png");
  17. $img2_W=$img2_WH[0];
  18. $ img2_H=$img2_WH[1];
  20. //Define the storage location
  21. $NewX=$im_W-$img2_W;
  22. $NewY=$im_H-$img2_H;
  24. //Fill
  25. imagecopy($im,$img2, $NewX,$NewY,0,0,$img2_W,$img2_H);
  27. header("Content-type:image/jpeg");
  28. imagejpeg($im);
  30. ?>
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php透明水印生成
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