Create Image fallback for A8 format due to missing Qt support

Submitted by Oleg Romashin

Assigned to cairo-bugs mailing list

Link to original bug (#32068)

Description

Created attachment 40757 Create cairo image surface in case of a8

Qt does not support rendering into A8 format, so cairo-qt in that case just fail ............. QPainter::begin: Cannot paint on an image with the QImage::Format_Indexed8 format Segmentation fault QImage does not support painting on A8 surface, and not possible create qpainter. .............

https://bugzilla.mozilla.org/show_bug.cgi?id=602171

http://doc.qt.nokia.com/4.7/qimage.html#Format-enum Note: Drawing into a QImage with QImage::Format_Indexed8 is not supported.

Patch 40757, "Create cairo image surface in case of a8 ":
patch_cairo_qt_a8.diff

Version: 1.9.13