libbluray | branch: master | Ian Curtis <[email protected]> | Mon Apr 7 11:21:32 2014 +0300| [36f17664cd0103680f9c011114d9f0d9322e98c3] | committer: hpi1
BDGraphics: optimize scaling of transparent areas > http://git.videolan.org/gitweb.cgi/libbluray.git/?a=commit;h=36f17664cd0103680f9c011114d9f0d9322e98c3 --- src/libbluray/bdj/java/java/awt/BDGraphicsBase.java | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/libbluray/bdj/java/java/awt/BDGraphicsBase.java b/src/libbluray/bdj/java/java/awt/BDGraphicsBase.java index a4762c5..491ad7d 100644 --- a/src/libbluray/bdj/java/java/awt/BDGraphicsBase.java +++ b/src/libbluray/bdj/java/java/awt/BDGraphicsBase.java @@ -1141,6 +1141,11 @@ abstract class BDGraphicsBase extends Graphics2D implements ConstrainableGraphic int cA = (c >> 24) & 0xff; int dA = (d >> 24) & 0xff; + if (aA + bA + cA + dA < 1) { + outImage[position++] = 0; + continue; + } + // blue element // Yb = Ab(1-w)(1-h) + Bb(w)(1-h) + Cb(h)(1-w) + Db(wh) blue = (a & 0xff) * (1-x_diff) * (1-y_diff) * aA + _______________________________________________ libbluray-devel mailing list [email protected] https://mailman.videolan.org/listinfo/libbluray-devel
