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/PngChunkPHYS.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/PngChunkPHYS.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkPHYS.java | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkPHYS.java b/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkPHYS.java index 47e2c492c..b0a1bb898 100644 --- a/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkPHYS.java +++ b/src/jogl/classes/jogamp/opengl/util/pngj/chunks/PngChunkPHYS.java @@ -1,44 +1,50 @@ 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;
+/**
+ * pHYs chunk.
+ * <p>
+ * see http://www.w3.org/TR/PNG/#11pHYs
+ */
+public class PngChunkPHYS extends PngChunkSingle {
+ public final static String ID = ChunkHelper.pHYs;
-public class PngChunkPHYS extends PngChunk {
// http://www.w3.org/TR/PNG/#11pHYs
private long pixelsxUnitX;
private long pixelsxUnitY;
private int units; // 0: unknown 1:metre
public PngChunkPHYS(ImageInfo info) {
- super(ChunkHelper.pHYs, info);
+ super(ID, info);
}
@Override
- public boolean mustGoBeforeIDAT() {
- return true;
+ public ChunkOrderingConstraint getOrderingConstraint() {
+ return ChunkOrderingConstraint.BEFORE_IDAT;
}
@Override
- public ChunkRaw createChunk() {
+ public ChunkRaw createRawChunk() {
ChunkRaw c = createEmptyChunk(9, true);
- PngHelper.writeInt4tobytes((int) pixelsxUnitX, c.data, 0);
- PngHelper.writeInt4tobytes((int) pixelsxUnitY, c.data, 4);
+ PngHelperInternal.writeInt4tobytes((int) pixelsxUnitX, c.data, 0);
+ PngHelperInternal.writeInt4tobytes((int) pixelsxUnitY, c.data, 4);
c.data[8] = (byte) units;
return c;
}
@Override
- public void parseFromChunk(ChunkRaw chunk) {
+ public void parseFromRaw(ChunkRaw chunk) {
if (chunk.len != 9)
throw new PngjException("bad chunk length " + chunk);
- pixelsxUnitX = PngHelper.readInt4fromBytes(chunk.data, 0);
+ pixelsxUnitX = PngHelperInternal.readInt4fromBytes(chunk.data, 0);
if (pixelsxUnitX < 0)
pixelsxUnitX += 0x100000000L;
- pixelsxUnitY = PngHelper.readInt4fromBytes(chunk.data, 4);
+ pixelsxUnitY = PngHelperInternal.readInt4fromBytes(chunk.data, 4);
if (pixelsxUnitY < 0)
pixelsxUnitY += 0x100000000L;
- units = PngHelper.readInt1fromByte(chunk.data, 8);
+ units = PngHelperInternal.readInt1fromByte(chunk.data, 8);
}
@Override
|