find_package(SDL) MJPG_STREAMER_PLUGIN_OPTION(output_viewer "SDL output viewer plugin" ONLYIF JPEG_LIB SDL_FOUND) if (PLUGIN_OUTPUT_VIEWER) include_directories(${SDL_INCLUDE_DIR}) MJPG_STREAMER_PLUGIN_COMPILE(output_viewer output_viewer.c) target_link_libraries(output_viewer ${SDL_LIBRARY} ${JPEG_LIB}) endif()