//高斯模糊 private Bitmap rsBlur(Bitmap source,int radius){ Bitmap inputBmp = source; //(1) RenderScript renderScript = RenderScript.create(getActivity()); Log.i(TAG,"scale size:"+inputBmp.getWidth()+"*"+inputBmp.getHeight()); // Allocate memory for Renderscript to work with //(2) final Allocation input = Allocation.createFromBitmap(renderScript,inputBmp); final Allocation output = Allocation.createTyped(renderScript,input.getType()); //(3) // Load up an instance of the specific script that we want to use. ScriptIntrinsicBlur scriptIntrinsicBlur = ScriptIntrinsicBlur.create(renderScript, Element.U8_4(renderScript)); //(4) scriptIntrinsicBlur.setInput(input); //(5) // Set the blur radius scriptIntrinsicBlur.setRadius(radius); //(6) // Start the ScriptIntrinisicBlur scriptIntrinsicBlur.forEach(output); //(7) // Copy the output to the blurred bitmap output.copyTo(inputBmp); //(8) renderScript.destroy(); return inputBmp; }
android图片高斯模糊方法
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转载自blog.csdn.net/hehe_heh/article/details/80094690
周排行