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Added new alpha channel colorspace constants/pixel formats, so applications can specify that they need the unused byte in a 4-component RGB output buffer set to 0xFF when decompressing.

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DRC
2011-12-19 02:21:03 +00:00
parent 67420f1fa1
commit c1e4151607
48 changed files with 487 additions and 104 deletions
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9
java/org/libjpegturbo/turbojpeg/TJDecompressor.java
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@@ -399,13 +399,18 @@ public class TJDecompressor {
pixelFormat = TJ.PF_RGBX;
intPixels = true; break;
case BufferedImage.TYPE_INT_RGB:
case BufferedImage.TYPE_INT_ARGB:
case BufferedImage.TYPE_INT_ARGB_PRE:
if(byteOrder == ByteOrder.BIG_ENDIAN)
pixelFormat = TJ.PF_XRGB;
else
pixelFormat = TJ.PF_BGRX;
intPixels = true; break;
case BufferedImage.TYPE_INT_ARGB:
case BufferedImage.TYPE_INT_ARGB_PRE:
if(byteOrder == ByteOrder.BIG_ENDIAN)
pixelFormat = TJ.PF_ARGB;
else
pixelFormat = TJ.PF_BGRA;
intPixels = true; break;
default:
throw new Exception("Unsupported BufferedImage format");
}