elements/gstqtvideosink/painters/videomaterial: port to use gst_buffer_map to read buffer contents
elements/gstqtvideosink/painters/videomaterial: port to use gst_buffer_map to read buffer contents

nasserGanjali/QtGStreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,iperry/qt-gstreamer,GStreamer/qt-gstreamer,dejunk/gstreamer,GStreamer/qt-gstreamer,nasserGanjali/QtGStreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,iperry/qt-gstreamer,nasserGanjali/QtGStreamer,detrout/qt-gstreamer,tswindell/qt-gstreamer,detrout/qt-gstreamer,dejunk/gstreamer,tswindell/qt-gstreamer,knuesel/qt-gstreamer,tswindell/qt-gstreamer,freedesktop-unofficial-mirror/gstreamer__qt-gstreamer,detrout/qt-gstreamer,knuesel/qt-gstreamer,dejunk/gstreamer,iperry/qt-gstreamer,GStreamer/qt-gstreamer,knuesel/qt-gstreamer