diff options
| author | Sven Gothel <[email protected]> | 2012-12-31 16:39:15 +0100 |
|---|---|---|
| committer | Sven Gothel <[email protected]> | 2012-12-31 16:39:15 +0100 |
| commit | 921b33825340d27deec2883ded21cb7434decc94 (patch) | |
| tree | 164ce843d4939144f63fd7d7db24124c86a332d4 /src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java | |
| parent | 96f8f55a8db5f430fc17ce9ea1bf45e4728ab6ac (diff) | |
Update PNGJ 0.85 -> 1.12 (w/ interlace read support) ; Added PNG Interlace read tests (TestPNGTextureFromFileNEWT)
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java b/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java index 51bbcb832..4a8502a3d 100644 --- a/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java +++ b/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkBKGD.java @@ -1,14 +1,18 @@ package jogamp.opengl.util.pngj.chunks;
import jogamp.opengl.util.pngj.ImageInfo;
-import jogamp.opengl.util.pngj.PngHelper;
+import jogamp.opengl.util.pngj.PngHelperInternal;
import jogamp.opengl.util.pngj.PngjException;
-/*
+/**
+ * bKGD Chunk.
+ * <p>
+ * see http://www.w3.org/TR/PNG/#11bKGD
+ * <p>
+ * this chunk structure depends on the image type
*/
-public class PngChunkBKGD extends PngChunk {
- // http://www.w3.org/TR/PNG/#11bKGD
- // this chunk structure depends on the image type
+public class PngChunkBKGD extends PngChunkSingle {
+ public final static String ID = ChunkHelper.bKGD;
// only one of these is meaningful
private int gray;
private int red, green, blue;
@@ -19,43 +23,38 @@ public class PngChunkBKGD extends PngChunk { }
@Override
- public boolean mustGoBeforeIDAT() {
- return true;
+ public ChunkOrderingConstraint getOrderingConstraint() {
+ return ChunkOrderingConstraint.AFTER_PLTE_BEFORE_IDAT;
}
@Override
- public boolean mustGoAfterPLTE() {
- return true;
- }
-
- @Override
- public ChunkRaw createChunk() {
+ public ChunkRaw createRawChunk() {
ChunkRaw c = null;
if (imgInfo.greyscale) {
c = createEmptyChunk(2, true);
- PngHelper.writeInt2tobytes(gray, c.data, 0);
+ PngHelperInternal.writeInt2tobytes(gray, c.data, 0);
} else if (imgInfo.indexed) {
c = createEmptyChunk(1, true);
c.data[0] = (byte) paletteIndex;
} else {
c = createEmptyChunk(6, true);
- PngHelper.writeInt2tobytes(red, c.data, 0);
- PngHelper.writeInt2tobytes(green, c.data, 0);
- PngHelper.writeInt2tobytes(blue, c.data, 0);
+ PngHelperInternal.writeInt2tobytes(red, c.data, 0);
+ PngHelperInternal.writeInt2tobytes(green, c.data, 0);
+ PngHelperInternal.writeInt2tobytes(blue, c.data, 0);
}
return c;
}
@Override
- public void parseFromChunk(ChunkRaw c) {
+ public void parseFromRaw(ChunkRaw c) {
if (imgInfo.greyscale) {
- gray = PngHelper.readInt2fromBytes(c.data, 0);
+ gray = PngHelperInternal.readInt2fromBytes(c.data, 0);
} else if (imgInfo.indexed) {
paletteIndex = (int) (c.data[0] & 0xff);
} else {
- red = PngHelper.readInt2fromBytes(c.data, 0);
- green = PngHelper.readInt2fromBytes(c.data, 2);
- blue = PngHelper.readInt2fromBytes(c.data, 4);
+ red = PngHelperInternal.readInt2fromBytes(c.data, 0);
+ green = PngHelperInternal.readInt2fromBytes(c.data, 2);
+ blue = PngHelperInternal.readInt2fromBytes(c.data, 4);
}
}
@@ -119,4 +118,5 @@ public class PngChunkBKGD extends PngChunk { throw new PngjException("only rgb or rgba images support this");
return new int[] { red, green, blue };
}
+
}
|