diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java b/src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java index 9f8a13230..e34e6a226 100644 --- a/src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java +++ b/src/jogl/classes/jogamp/opengl/util/pngj/ImageLine.java @@ -5,7 +5,8 @@ import jogamp.opengl.util.pngj.ImageLineHelper.ImageLineStats; /**
* Lightweight wrapper for an image scanline, used for read and write.
* <p>
- * This object can be (usually it is) reused while iterating over the image lines.
+ * This object can be (usually it is) reused while iterating over the image
+ * lines.
* <p>
* See <code>scanline</code> field, to understand the format.
*/
@@ -18,21 +19,25 @@ public class ImageLine { private int rown = 0;
/**
- * The 'scanline' is an array of integers, corresponds to an image line (row).
+ * The 'scanline' is an array of integers, corresponds to an image line
+ * (row).
* <p>
- * Except for 'packed' formats (gray/indexed with 1-2-4 bitdepth) each <code>int</code> is a "sample" (one for
- * channel), (0-255 or 0-65535) in the corresponding PNG sequence: <code>R G B R G B...</code> or
+ * Except for 'packed' formats (gray/indexed with 1-2-4 bitdepth) each
+ * <code>int</code> is a "sample" (one for channel), (0-255 or 0-65535) in
+ * the corresponding PNG sequence: <code>R G B R G B...</code> or
* <code>R G B A R G B A...</tt>
* or <code>g g g ...</code> or <code>i i i</code> (palette index)
* <p>
- * For bitdepth=1/2/4 , and if samplesUnpacked=false, each value is a PACKED byte!
+ * For bitdepth=1/2/4 , and if samplesUnpacked=false, each value is a PACKED
+ * byte!
* <p>
- * To convert a indexed line to RGB balues, see <code>ImageLineHelper.palIdx2RGB()</code> (you can't do the reverse)
+ * To convert a indexed line to RGB balues, see
+ * <code>ImageLineHelper.palIdx2RGB()</code> (you can't do the reverse)
*/
public final int[] scanline;
/**
- * Same as {@link #scanline}, but with one byte per sample. Only one of scanline and scanlineb is valid - this
- * depends on {@link #sampleType}
+ * Same as {@link #scanline}, but with one byte per sample. Only one of
+ * scanline and scanlineb is valid - this depends on {@link #sampleType}
*/
public final byte[] scanlineb;
@@ -53,10 +58,11 @@ public class ImageLine { public final SampleType sampleType;
/**
- * true: each element of the scanline array represents a sample always, even for internally packed PNG formats
+ * true: each element of the scanline array represents a sample always, even
+ * for internally packed PNG formats
*
- * false: if the original image was of packed type (bit depth less than 8) we keep samples packed in a single array
- * element
+ * false: if the original image was of packed type (bit depth less than 8)
+ * we keep samples packed in a single array element
*/
public final boolean samplesUnpacked;
@@ -70,11 +76,14 @@ public class ImageLine { /**
*
* @param imgInfo
- * Inmutable ImageInfo, basic parameter of the image we are reading or writing
+ * Inmutable ImageInfo, basic parameter of the image we are
+ * reading or writing
* @param stype
- * INT or BYTE : this determines which scanline is the really used one
+ * INT or BYTE : this determines which scanline is the really
+ * used one
* @param unpackedMode
- * If true, we use unpacked format, even for packed original images
+ * If true, we use unpacked format, even for packed original
+ * images
*
*/
public ImageLine(ImageInfo imgInfo, SampleType stype, boolean unpackedMode) {
@@ -226,7 +235,10 @@ public class ImageLine { }
}
- /** size original: samplesPerRow sizeFinal: samplesPerRowPacked (trailing elements are trash!) **/
+ /**
+ * size original: samplesPerRow sizeFinal: samplesPerRowPacked (trailing
+ * elements are trash!)
+ **/
static void packInplaceByte(final ImageInfo iminfo, final byte[] src, final byte[] dst, final boolean scaled) {
final int bitDepth = iminfo.bitDepth;
if (bitDepth >= 8)
|