Back to project page TuentiTV.
The source code is released under:
Apache License
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package com.github.pedrovgs.tuentitv.ui.picasso.transformation; /*ww w .ja v a 2s. co m*/ import android.content.Context; import android.graphics.Bitmap; import android.renderscript.Allocation; import android.renderscript.Element; import android.renderscript.RenderScript; import android.renderscript.ScriptIntrinsicBlur; import com.squareup.picasso.Transformation; /** * Picasso Transformation extension created to apply a gaussian filter. * * @author Pedro Vicente Gmez Snchez */ public class BlurTransformation implements Transformation { private final Context context; private static final int RADIUS = 20; public BlurTransformation(Context context) { this.context = context; } @Override public Bitmap transform(Bitmap source) { Bitmap original = source; Bitmap blurred; blurred = Bitmap.createBitmap(original); RenderScript rs = RenderScript.create(context); Allocation input = Allocation.createFromBitmap(rs, original, Allocation.MipmapControl.MIPMAP_FULL, Allocation.USAGE_SCRIPT); Allocation output = Allocation.createTyped(rs, input.getType()); ScriptIntrinsicBlur script = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs)); script.setInput(input); script.setRadius(RADIUS); script.forEach(output); output.copyTo(blurred); source.recycle(); return blurred; } @Override public String key() { return "BlurTransformation"; } }