Pkgconfig support http://code.google.com/p/openjpeg/source/detail?r=2250

--- openjpeg-2.0.0/CMakeLists.txt
+++ openjpeg-2.0.0/CMakeLists.txt
@@ -171,6 +171,16 @@
 endif()
 
 #-----------------------------------------------------------------------------
+# pkgconfig support
+if(UNIX)
+  # install in lib and not share (see multi-arch note above)
+  configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/lib/openjp2/libopenjp2.pc.cmake.in
+    ${CMAKE_CURRENT_BINARY_DIR}/libopenjp2.pc @ONLY)
+  install( FILES ${CMAKE_CURRENT_BINARY_DIR}/libopenjp2.pc DESTINATION
+    ${OPENJPEG_INSTALL_LIB_DIR}/pkgconfig )
+endif()
+
+#-----------------------------------------------------------------------------
 # Compiler specific flags:
 if(CMAKE_COMPILER_IS_GNUCC)
   # For all builds, make sure openjpeg is std99 compliant:
--- /dev/null
+++ openjpeg-2.0.0/src/lib/openjp2/libopenjp2.pc.cmake.in
@@ -0,0 +1,13 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+bindir=${prefix}/@OPENJPEG_INSTALL_BIN_DIR@
+mandir=${prefix}/@OPENJPEG_INSTALL_MAN_DIR@
+docdir=${prefix}/@OPENJPEG_INSTALL_DOC_DIR@
+libdir=${prefix}/@OPENJPEG_INSTALL_LIB_DIR@
+includedir=${prefix}/@OPENJPEG_INSTALL_INCLUDE_DIR@
+
+Name: openjp2
+Description: JPEG2000 library (Part 1 and 2)
+URL: http://www.openjpeg.org/
+Version: @OPENJPEG_VERSION@
+Libs: -L${libdir} -lopenjp2
+Cflags: -I${includedir}