Android Open Source - Warpy Image Warp

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Back to project page Warpy.

License

The source code is released under:

MIT License

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Java Source Code

/*
 * The MIT License (MIT)/* w  w  w .  j a  v a 2s  .  c  om*/
 *
 * Copyright (c) 2014 Tanner Rutgers
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package ca.tannerrutgers.Warpy.models;

import ca.tannerrutgers.Warpy.R;
import android.content.Context;
import android.graphics.Bitmap;
import android.renderscript.*;

/**
 * Created by Tanner on 12/02/14.
 */
public abstract class ImageWarp {

    protected Bitmap mImage;                // Image for warping
    protected ScriptC_warp warpScript;      // RenderScript script instance for warping
    Allocation warpOutAllocation;

    public ImageWarp(Context context, Bitmap image) {
        this.mImage = image;

        // Initialize RenderScript
        RenderScript warpRS = RenderScript.create(context);
        Allocation warpInAllocation = Allocation.createFromBitmap(warpRS, image, Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
        warpOutAllocation = Allocation.createTyped(warpRS, warpInAllocation.getType());
        warpScript = new ScriptC_warp(warpRS, context.getResources(), R.raw.warp);

        // Set common RenderScript fields
        warpScript.set_image_width(image.getWidth());
        warpScript.set_image_height(image.getHeight());
        warpScript.set_is_cancelled(false);
        warpScript.bind_input(warpInAllocation);
        warpScript.bind_output(warpOutAllocation);
    }

    public Bitmap getImage() {
        return mImage;
    }

    // Cancel current warp
    public void cancelWarp() {
        if (warpScript != null) {
            warpScript.set_is_cancelled(true);
        }
    }

    // Apply warp to the Bitmap instance
    abstract public Bitmap applyWarp();
}

Java Source Code List