[转]Bitmap图片缩放

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 private static Bitmap big(Bitmap bitmap) {
  Matrix matrix = new Matrix(); 
  matrix.postScale(1.5f,1.5f); //长和宽放大缩小的比例
  Bitmap resizeBmp = Bitmap.createBitmap(bitmap,0,0,bitmap.getWidth(),bitmap.getHeight(),matrix,true);
  return resizeBmp;
 }


 private static Bitmap small(Bitmap bitmap) {
  Matrix matrix = new Matrix(); 
  matrix.postScale(0.8f,0.8f); //长和宽放大缩小的比例
  Bitmap resizeBmp = Bitmap.createBitmap(bitmap,0,0,bitmap.getWidth(),bitmap.getHeight(),matrix,true);
  return resizeBmp;

 }

转自：http://blog.163.com/itsmallbird@126/blog/static/1691391092011314105439501/

[转]Bitmap图片缩放

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原文地址：http://www.cnblogs.com/raffeale/p/4630607.html