[webkit-reviews] review denied: [Bug 28345] [GTK] BitmapImage::getGdkPixbuf does not handle alpha channels properly : [Attachment 34910] Fix conversion

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Aug 17 17:17:03 PDT 2009


Eric Seidel <eric at webkit.org> has denied Martin Robinson
<martin.james.robinson at gmail.com>'s request for review:
Bug 28345: [GTK] BitmapImage::getGdkPixbuf does not handle alpha channels
properly
https://bugs.webkit.org/show_bug.cgi?id=28345

Attachment 34910: Fix conversion
https://bugs.webkit.org/attachment.cgi?id=34910&action=review

------- Additional Comments from Eric Seidel <eric at webkit.org>
rowstride should probably be rowStride according to webkit style.

Are you sure there aren't gtk functions which abstract this?
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+	     guchar alpha = source[3];
+	     dest[0] = alpha ? ((source[2] * 255) / alpha) : 0;
+	     dest[1] = alpha ? ((source[1] * 255) / alpha) : 0;
+	     dest[2] = alpha ? ((source[0] * 255) / alpha) : 0;
+	     dest[3] = alpha;
+#else
Seems silly to make every program check those ifdefs.


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