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Commit e193e864 authored by Tim Murray's avatar Tim Murray
Browse files

Limit creation of greyscale converter RS script. 

Change-Id: I2725ae6cb5ba829fec61dce114513762fce53067
parent 7ce32619

src/com/android/gallery3d/filtershow/filters/ImageFilterRS.java

+11 −4
Original line number Diff line number Diff line
@@ -30,6 +30,9 @@ public abstract class ImageFilterRS extends ImageFilter { 
    private int mLastInputWidth = 0;

    private int mLastInputHeight = 0;



    private static ScriptC_grey mGreyConvert = null;

    private static RenderScript mRScache = null;



    private volatile boolean mResourcesLoaded = false;



    protected abstract void createFilter(android.content.res.Resources res,
@@ -106,9 +109,13 @@ public abstract class ImageFilterRS extends ImageFilter { 


    private static Allocation convertRGBAtoA(Bitmap bitmap) {

        RenderScript RS = CachingPipeline.getRenderScriptContext();

        if (RS != mRScache || mGreyConvert == null) {

            mGreyConvert = new ScriptC_grey(RS, RS.getApplicationContext().getResources(),

                                            R.raw.grey);

            mRScache = RS;

        }



        Type.Builder tb_a8 = new Type.Builder(RS, Element.A_8(RS));

        ScriptC_grey greyConvert = new ScriptC_grey(RS,

                RS.getApplicationContext().getResources(), R.raw.grey);



        Allocation bitmapTemp = convertBitmap(bitmap);

        if (bitmapTemp.getType().getElement().isCompatible(Element.A_8(RS))) {
@@ -118,8 +125,8 @@ public abstract class ImageFilterRS extends ImageFilter { 
        tb_a8.setX(bitmapTemp.getType().getX());

        tb_a8.setY(bitmapTemp.getType().getY());

        Allocation bitmapAlloc = Allocation.createTyped(RS, tb_a8.create());

        greyConvert.forEach_RGBAtoA(bitmapTemp, bitmapAlloc);



        mGreyConvert.forEach_RGBAtoA(bitmapTemp, bitmapAlloc);

        bitmapTemp.destroy();

        return bitmapAlloc;

    }