fix crash when polling image sample outside image space.
-rw-r--r-- 62869 CMakeLists.txt
-rw-r--r-- 302 COPYING
-rw-r--r-- 9909 GNUmakefile
-rw-r--r-- 30816 SConstruct
drwxr-xr-x - build_files
drwxr-xr-x - doc
drwxr-xr-x - extern
drwxr-xr-x - intern
drwxr-xr-x - release
drwxr-xr-x - source