Modules/FindMPEG2.cmake

   1 # Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   2 # file Copyright.txt or https://cmake.org/licensing for details.
   3
   4 #[=======================================================================[.rst:
   5 FindMPEG2
   6 ---------
   7
   8 Find the native MPEG2 includes and library
   9
  10 This module defines
  11
  12 ::
  13
  14   MPEG2_INCLUDE_DIR, path to mpeg2dec/mpeg2.h, etc.
  15   MPEG2_LIBRARIES, the libraries required to use MPEG2.
  16   MPEG2_FOUND, If false, do not try to use MPEG2.
  17
  18 also defined, but not for general use are
  19
  20 ::
  21
  22   MPEG2_mpeg2_LIBRARY, where to find the MPEG2 library.
  23   MPEG2_vo_LIBRARY, where to find the vo library.
  24 #]=======================================================================]
  25
  26 find_path(MPEG2_INCLUDE_DIR
  27   NAMES mpeg2.h mpeg2dec/mpeg2.h)
  28
  29 find_library(MPEG2_mpeg2_LIBRARY mpeg2)
  30
  31 find_library(MPEG2_vo_LIBRARY vo)
  32
  33 include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
  34 FIND_PACKAGE_HANDLE_STANDARD_ARGS(MPEG2 DEFAULT_MSG MPEG2_mpeg2_LIBRARY MPEG2_INCLUDE_DIR)
  35
  36 if(MPEG2_FOUND)
  37   set(MPEG2_LIBRARIES ${MPEG2_mpeg2_LIBRARY})
  38   if(MPEG2_vo_LIBRARY)
  39     list(APPEND MPEG2_LIBRARIES ${MPEG2_vo_LIBRARY})
  40   endif()
  41
  42   #some native mpeg2 installations will depend
  43   #on libSDL, if found, add it in.
  44   find_package(SDL)
  45   if(SDL_FOUND)
  46     set( MPEG2_LIBRARIES ${MPEG2_LIBRARIES} ${SDL_LIBRARY})
  47   endif()
  48 endif()
  49
  50 mark_as_advanced(MPEG2_INCLUDE_DIR MPEG2_mpeg2_LIBRARY MPEG2_vo_LIBRARY)