jeanphix/Ghost.py — pull request #24 by terinjokes (2012-08-06 15:41:03+00:00)
Title: Changing default image format to QImage::Format_ARGB32_Premultiplied

The Qt Class Reference for QImage recommends against painting into an ARGB32 image with QPainter, instead recommending one use ARGB32_Premultiplied which is "significantly faster"

http://doc.qt.nokia.com/4.7-snapshot/qimage.html under "enum QImage::Format".