[Mono-bugs] [Bug 76193][Nor] New - Bitmap.LockBits does not obey
format24bppRgb
bugzilla-daemon at bugzilla.ximian.com
bugzilla-daemon at bugzilla.ximian.com
Thu Sep 22 20:54:29 EDT 2005
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Changed by gestalt_73 at yahoo.com.
http://bugzilla.ximian.com/show_bug.cgi?id=76193
--- shadow/76193 2005-09-22 20:54:29.000000000 -0400
+++ shadow/76193.tmp.13941 2005-09-22 20:54:29.000000000 -0400
@@ -0,0 +1,49 @@
+Bug#: 76193
+Product: Mono: Class Libraries
+Version: 1.1
+OS:
+OS Details:
+Status: NEW
+Resolution:
+Severity:
+Priority: Normal
+Component: libgdiplus
+AssignedTo: jordi at ximian.com
+ReportedBy: Gestalt_73 at yahoo.com
+QAContact: mono-bugs at ximian.com
+TargetMilestone: ---
+URL:
+Cc:
+Summary: Bitmap.LockBits does not obey format24bppRgb
+
+Please fill in this template when reporting a bug, unless you know what you
+are doing.
+Description of Problem:
+Bitmap.LockBits provides a 32bit per pixel image when
+PixelFormat.Format24bppRgb is specified.
+
+Steps to reproduce the problem:
+1. run test program, which uses Bitmap.LockBits to lock image area to
+BitmapData
+2. check BitmapData.Stride
+
+Actual Results:
+RGB Width=256 Stride=1024 which is 4 Bytes Stated PixelFormat of
+Format24bppRgb
+RGBA Width=256 Stride=1024 which is 4 Bytes Stated PixelFormat of
+Format32bppArgb
+
+
+
+Expected Results:
+RGB Width=256 Stride=768 which is 3 Bytes Stated PixelFormat of Format24bppRgb
+RGBA Width=256 Stride=1024 which is 4 Bytes Stated PixelFormat of
+Format32bppArgb
+
+
+
+How often does this happen?
+Every time
+
+Additional Information:
+Test Program run in Windows .net environment to verify correct behavior.
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