Refactor V4L2 and X11 grabbers to share more code

Former-commit-id: 46176e53d1acf39f9bd0c0ecbb8e5fb5ab4d45be

libsrc/grabber/x11/CMakeLists.txt

@@ -0,0 +1,37 @@
+# Define the current source locations
+SET(CURRENT_HEADER_DIR ${CMAKE_SOURCE_DIR}/include/grabber)
+SET(CURRENT_SOURCE_DIR ${CMAKE_SOURCE_DIR}/libsrc/grabber/x11)
+
+# Find X11
+find_package(X11 REQUIRED)
+
+include_directories(
+	${QT_INCLUDES}
+	${X11_INCLUDES}
+)
+
+SET(X11_QT_HEADERS
+		${CURRENT_HEADER_DIR}/X11Grabber.h
+)
+
+SET(X11_HEADERS
+	${CURRENT_HEADER_DIR}/X11Grabber.h
+)
+
+SET(X11_SOURCES
+		${CURRENT_SOURCE_DIR}/X11Grabber.cpp
+)
+
+QT4_WRAP_CPP(X11_HEADERS_MOC ${X11_QT_HEADERS})
+
+add_library(x11-grabber
+		${X11_HEADERS}
+		${X11_SOURCES}
+		${X11_QT_HEADERS}
+		${X11_HEADERS_MOC}
+)
+
+target_link_libraries(x11-grabber
+	hyperion
+	${QT_LIBRARIES}
+)