diff options
Diffstat (limited to 'src/nativewindow/classes/com')
| -rw-r--r-- | src/nativewindow/classes/com/jogamp/nativewindow/awt/DirectDataBufferInt.java | 107 |
1 files changed, 83 insertions, 24 deletions
diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/awt/DirectDataBufferInt.java b/src/nativewindow/classes/com/jogamp/nativewindow/awt/DirectDataBufferInt.java index d9c3c3791..1d66d67e7 100644 --- a/src/nativewindow/classes/com/jogamp/nativewindow/awt/DirectDataBufferInt.java +++ b/src/nativewindow/classes/com/jogamp/nativewindow/awt/DirectDataBufferInt.java @@ -28,6 +28,7 @@ package com.jogamp.nativewindow.awt; import java.awt.Point; +import java.awt.color.ColorSpace; import java.awt.image.BufferedImage; import java.awt.image.ColorModel; import java.awt.image.DataBuffer; @@ -36,6 +37,7 @@ import java.awt.image.SampleModel; import java.awt.image.SinglePixelPackedSampleModel; import java.awt.image.WritableRaster; import java.nio.IntBuffer; +import java.util.Hashtable; import com.jogamp.common.nio.Buffers; @@ -50,40 +52,97 @@ public final class DirectDataBufferInt extends DataBuffer { } } + public static class BufferedImageInt extends BufferedImage { + final int customImageType; + public BufferedImageInt (int customImageType, ColorModel cm, WritableRaster raster, Hashtable<?,?> properties) { + super(cm, raster, false /* isRasterPremultiplied */, properties); + this.customImageType = customImageType; + } + + /** + * @return one of the custom image-type values {@link BufferedImage#TYPE_INT_ARGB TYPE_INT_ARGB}, + * {@link BufferedImage#TYPE_INT_ARGB_PRE TYPE_INT_ARGB_PRE}, + * {@link BufferedImage#TYPE_INT_RGB TYPE_INT_RGB} or {@link BufferedImage#TYPE_INT_BGR TYPE_INT_BGR}. + */ + public int getCustomType() { + return customImageType; + } + + @Override + public String toString() { + return new String("BufferedImageInt@"+Integer.toHexString(hashCode()) + +": custum/internal type = "+customImageType+"/"+getType() + +" "+getColorModel()+" "+getRaster()); + } + } + /** - * Creates a {@link BufferedImage} using an RGB[A] {@link DirectColorModel} - * with an {@link DirectWritableRaster} utilizing a {@link DirectDataBufferInt} as storage. + * Creates a {@link BufferedImageInt} using a {@link DirectColorModel direct color model} in {@link ColorSpace#CS_sRGB sRGB color space}.<br> + * It uses a {@link DirectWritableRaster} utilizing {@link DirectDataBufferInt} storage. + * <p> + * Note that due to using the custom storage type {@link DirectDataBufferInt}, the resulting + * {@link BufferedImage}'s {@link BufferedImage#getType() image-type} is of {@link BufferedImage#TYPE_CUSTOM TYPE_CUSTOM}. + * We are not able to change this detail, since the AWT image implementation associates the {@link BufferedImage#getType() image-type} + * with a build-in storage-type. + * Use {@link BufferedImageInt#getCustomType()} to retrieve the custom image-type, which will return the <code>imageType</code> + * value passed here. + * </p> * * @param width * @param height - * @param numComponents 3 or 4 components, i.e. {@link BufferedImage#TYPE_INT_RGB} or {@link BufferedImage#TYPE_INT_RGBA}. + * @param imageType one of {@link BufferedImage#TYPE_INT_ARGB TYPE_INT_ARGB}, {@link BufferedImage#TYPE_INT_ARGB_PRE TYPE_INT_ARGB_PRE}, + * {@link BufferedImage#TYPE_INT_RGB TYPE_INT_RGB} or {@link BufferedImage#TYPE_INT_BGR TYPE_INT_BGR}. * @param location origin, if <code>null</code> 0/0 is assumed. + * @param properties <code>Hashtable</code> of + * <code>String</code>/<code>Object</code> pairs. Used for {@link BufferedImage#getProperty(String)} etc. * @return */ - public static BufferedImage createBufferedImage(int width, int height, int numComponents, Point location) { - final int[] bandOffsets = new int[numComponents]; - for (int i=0; i < numComponents; i++) { + public static BufferedImageInt createBufferedImage(int width, int height, int imageType, Point location, Hashtable<?,?> properties) { + final int[] bandOffsets = new int[imageType]; + for (int i=0; i < imageType; i++) { bandOffsets[i] = i; } + final ColorSpace colorSpace = ColorSpace.getInstance(ColorSpace.CS_sRGB); + final int transferType = DataBuffer.TYPE_INT; final int bpp, rmask, gmask, bmask, amask; - final ColorModel cm; - if( 4 == numComponents ) { - bpp = 32; - rmask = 0x00ff0000; - gmask = 0x0000ff00; - bmask = 0x000000ff; - amask = 0xff000000; - cm = ColorModel.getRGBdefault(); - } else if( 3 == numComponents ) { - bpp = 24; - rmask = 0x00ff0000; - gmask = 0x0000ff00; - bmask = 0x000000ff; - amask = 0x0; - cm = new DirectColorModel(bpp, rmask, gmask, bmask, amask); - } else { - throw new IllegalArgumentException("numComponents must be [3..4], has "+numComponents); + final boolean alphaPreMul; + switch( imageType ) { + case BufferedImage.TYPE_INT_ARGB: + bpp = 32; + rmask = 0x00ff0000; + gmask = 0x0000ff00; + bmask = 0x000000ff; + amask = 0xff000000; + alphaPreMul = false; + break; + case BufferedImage.TYPE_INT_ARGB_PRE: + bpp = 32; + rmask = 0x00ff0000; + gmask = 0x0000ff00; + bmask = 0x000000ff; + amask = 0xff000000; + alphaPreMul = true; + break; + case BufferedImage.TYPE_INT_RGB: + bpp = 24; + rmask = 0x00ff0000; + gmask = 0x0000ff00; + bmask = 0x000000ff; + amask = 0x0; + alphaPreMul = false; + break; + case BufferedImage.TYPE_INT_BGR: + bpp = 24; + rmask = 0x000000ff; + gmask = 0x0000ff00; + bmask = 0x00ff0000; + amask = 0x0; + alphaPreMul = false; + break; + default: + throw new IllegalArgumentException("Unsupported imageType, must be [INT_ARGB, INT_ARGB_PRE, INT_RGB, INT_BGR], has "+imageType); } + final ColorModel colorModel = new DirectColorModel(colorSpace, bpp, rmask, gmask, bmask, amask, alphaPreMul, transferType); final int[] bandMasks; if ( 0 != amask ) { bandMasks = new int[4]; @@ -108,7 +167,7 @@ public final class DirectDataBufferInt extends DataBuffer { // final WritableRaster raster = new SunWritableRaster(sppsm, dataBuffer, location); final WritableRaster raster = new DirectWritableRaster(sppsm, dataBuffer, location); - return new BufferedImage (cm, raster, false /* isRasterPremultiplied */, null /* properties */); + return new BufferedImageInt(imageType, colorModel, raster, properties); } /** Default data bank. */ |