Examples with Allocation android.renderscript.Allocation used on opensource projects

Example 11 with Allocation

use of android.renderscript.Allocation in project Shuttle by timusus.

the class RSBlur method blur.

@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public Bitmap blur(Bitmap bitmap, int radius) throws RSRuntimeException {
    Allocation input = null;
    Allocation output = null;
    ScriptIntrinsicBlur blur = null;
    try {
        input = Allocation.createFromBitmap(renderScript, bitmap, Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
        output = Allocation.createTyped(renderScript, input.getType());
        blur = ScriptIntrinsicBlur.create(renderScript, Element.U8_4(renderScript));
        blur.setInput(input);
        blur.setRadius(radius);
        blur.forEach(output);
        output.copyTo(bitmap);
    } finally {
        if (input != null) {
            input.destroy();
        }
        if (output != null) {
            output.destroy();
        }
        if (blur != null) {
            blur.destroy();
        }
    }
    return bitmap;
}

Example 12 with Allocation

use of android.renderscript.Allocation in project platform_frameworks_base by android.

the class Camera method createPreviewAllocation.

/**
     * <p>Create a {@link android.renderscript RenderScript}
     * {@link android.renderscript.Allocation Allocation} to use as a
     * destination of preview callback frames. Use
     * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use
     * the created Allocation as a destination for camera preview frames.</p>
     *
     * <p>The Allocation will be created with a YUV type, and its contents must
     * be accessed within Renderscript with the {@code rsGetElementAtYuv_*}
     * accessor methods. Its size will be based on the current
     * {@link Parameters#getPreviewSize preview size} configured for this
     * camera.</p>
     *
     * @param rs the RenderScript context for this Allocation.
     * @param usage additional usage flags to set for the Allocation. The usage
     *   flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always
     *   be set on the created Allocation, but additional flags may be provided
     *   here.
     * @return a new YUV-type Allocation with dimensions equal to the current
     *   preview size.
     * @throws RSIllegalArgumentException if the usage flags are not compatible
     *   with an YUV Allocation.
     * @see #setPreviewCallbackAllocation
     * @hide
     */
public final Allocation createPreviewAllocation(RenderScript rs, int usage) throws RSIllegalArgumentException {
    Parameters p = getParameters();
    Size previewSize = p.getPreviewSize();
    Type.Builder yuvBuilder = new Type.Builder(rs, Element.createPixel(rs, Element.DataType.UNSIGNED_8, Element.DataKind.PIXEL_YUV));
    // Use YV12 for wide compatibility. Changing this requires also
    // adjusting camera service's format selection.
    yuvBuilder.setYuvFormat(ImageFormat.YV12);
    yuvBuilder.setX(previewSize.width);
    yuvBuilder.setY(previewSize.height);
    Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), usage | Allocation.USAGE_IO_INPUT);
    return a;
}

Example 13 with Allocation

use of android.renderscript.Allocation in project EnableHands by LeviWGG.

the class ImageUtils method renderScriptBlur.

/**
 * Return the blur bitmap using render script.
 *
 * @param src     The source of bitmap.
 * @param radius  The radius(0...25).
 * @param recycle True to recycle the source of bitmap, false otherwise.
 * @return the blur bitmap
 */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
public static Bitmap renderScriptBlur(final Bitmap src, @FloatRange(from = 0, to = 25, fromInclusive = false) final float radius, final boolean recycle) {
    RenderScript rs = null;
    Bitmap ret = recycle ? src : src.copy(src.getConfig(), true);
    try {
        rs = RenderScript.create(MyApplication.getMyContext());
        rs.setMessageHandler(new RenderScript.RSMessageHandler());
        Allocation input = Allocation.createFromBitmap(rs, ret, Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
        Allocation output = Allocation.createTyped(rs, input.getType());
        ScriptIntrinsicBlur blurScript = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs));
        blurScript.setInput(input);
        blurScript.setRadius(radius);
        blurScript.forEach(output);
        output.copyTo(ret);
    } finally {
        if (rs != null) {
            rs.destroy();
        }
    }
    return ret;
}

Example 14 with Allocation

use of android.renderscript.Allocation in project android_frameworks_base by crdroidandroid.

the class BlurUtils method renderScriptBlur.

public Bitmap renderScriptBlur(Bitmap bitmap, int radius) {
    if (mRenderScript == null)
        return null;
    Allocation input = Allocation.createFromBitmap(mRenderScript, bitmap, Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
    Allocation output = Allocation.createTyped(mRenderScript, input.getType());
    mScriptIntrinsicBlur.setRadius(radius);
    mScriptIntrinsicBlur.setInput(input);
    mScriptIntrinsicBlur.forEach(output);
    output.copyTo(bitmap);
    return bitmap;
}

Example 15 with Allocation

use of android.renderscript.Allocation in project android_frameworks_base by DirtyUnicorns.

the class Camera method createPreviewAllocation.

/**
     * <p>Create a {@link android.renderscript RenderScript}
     * {@link android.renderscript.Allocation Allocation} to use as a
     * destination of preview callback frames. Use
     * {@link #setPreviewCallbackAllocation setPreviewCallbackAllocation} to use
     * the created Allocation as a destination for camera preview frames.</p>
     *
     * <p>The Allocation will be created with a YUV type, and its contents must
     * be accessed within Renderscript with the {@code rsGetElementAtYuv_*}
     * accessor methods. Its size will be based on the current
     * {@link Parameters#getPreviewSize preview size} configured for this
     * camera.</p>
     *
     * @param rs the RenderScript context for this Allocation.
     * @param usage additional usage flags to set for the Allocation. The usage
     *   flag {@link android.renderscript.Allocation#USAGE_IO_INPUT} will always
     *   be set on the created Allocation, but additional flags may be provided
     *   here.
     * @return a new YUV-type Allocation with dimensions equal to the current
     *   preview size.
     * @throws RSIllegalArgumentException if the usage flags are not compatible
     *   with an YUV Allocation.
     * @see #setPreviewCallbackAllocation
     * @hide
     */
public final Allocation createPreviewAllocation(RenderScript rs, int usage) throws RSIllegalArgumentException {
    Parameters p = getParameters();
    Size previewSize = p.getPreviewSize();
    Type.Builder yuvBuilder = new Type.Builder(rs, Element.createPixel(rs, Element.DataType.UNSIGNED_8, Element.DataKind.PIXEL_YUV));
    // Use YV12 for wide compatibility. Changing this requires also
    // adjusting camera service's format selection.
    yuvBuilder.setYuvFormat(ImageFormat.YV12);
    yuvBuilder.setX(previewSize.width);
    yuvBuilder.setY(previewSize.height);
    Allocation a = Allocation.createTyped(rs, yuvBuilder.create(), usage | Allocation.USAGE_IO_INPUT);
    return a;
}