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Fix RawImage.getARGB to force alpha to 0xFF for buffers with no alpha.

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Change-Id: I6b95f5758c36979cca06483f1ff797ba67ecd056
This commit is contained in:
Xavier Ducrohet
2009-10-13 19:24:58 -07:00
parent bc7c36728c
commit 3b9d33b3e0
1 changed files with 6 additions and 1 deletions
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7
tools/ddms/libs/ddmlib/src/com/android/ddmlib/RawImage.java
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@@ -186,7 +186,12 @@ public final class RawImage {
int r = ((value >>> red_offset) & getMask(red_length)) << (8 - red_length);
int g = ((value >>> green_offset) & getMask(green_length)) << (8 - green_length);
int b = ((value >>> blue_offset) & getMask(blue_length)) << (8 - blue_length);
int a = ((value >>> alpha_offset) & getMask(alpha_length)) << (8 - alpha_length);
int a;
if (alpha_length == 0) {
a = 0xFF; // force alpha to opaque if there's no alpha value in the framebuffer.
} else {
a = ((value >>> alpha_offset) & getMask(alpha_length)) << (8 - alpha_length);
}
return a << 24 | r << 16 | g << 8 | b;
}