message: Fixing Aravis support compilation issue
diff: @@ -127,6 +127,8 @@ endif(WITH_GIGEAPI)
  # --- Aravis SDK ---
  ocv_clear_vars(HAVE_ARAVIS_API)
  if(WITH_ARAVIS)
  + check_module(glib-2.0 HAVE_ARAVIS_GLIB VIDEOIO)
  + if(HAVE_ARAVIS_GLIB)
  find_path(ARAVIS_INCLUDE_PATH "arv.h"
  PATHS /usr/local /var /opt /usr ENV ProgramFiles ENV ProgramW6432
  PATH_SUFFIXES include "aravis-0.6" "aravis-0.4"
  @@ -135,6 +137,9 @@ if(WITH_ARAVIS)
  if(ARAVIS_LIBRARIES AND ARAVIS_INCLUDE_PATH)
  set(HAVE_ARAVIS_API TRUE)
  endif()
  + else()
  + message("Can not build Aravis support without glib2")
  + endif()
  endif(WITH_ARAVIS)
  # --- Dc1394 ---
  