examples/CMakeLists.txt

   1 include(CheckSymbolExists)
   2 add_definitions("-D_POSIX_C_SOURCE=200809L") # for getopt(), sigaction(), and strdup()
   3
   4 include_directories(${CMAKE_SOURCE_DIR}/src/)
   5
   6 # Build a test app that sends a single picture
   7 option(BUILD_PICOPROJ "Build a test app that sends a single picture" TRUE)
   8 if(BUILD_PICOPROJ)
   9   add_executable(picoproj picoproj.c)
  10   target_link_libraries(picoproj am7xxx)
  11   install(TARGETS picoproj
  12     DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
  13 endif()
  14
  15 # Build a more complete example
  16 option(BUILD_AM7XXX-PLAY "Build a more complete example: am7xxx-play" TRUE)
  17 if(BUILD_AM7XXX-PLAY)
  18   find_package(FFmpeg REQUIRED)
  19   set(CMAKE_REQUIRED_LIBRARIES ${FFMPEG_LIBRARIES})
  20   set(CMAKE_REQUIRED_INCLUDES ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})
  21   check_symbol_exists(avformat_open_input
  22     "${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS}/libavformat/avformat.h"
  23     HAVE_AVFORMAT_OPEN_INPUT)
  24   if(NOT HAVE_AVFORMAT_OPEN_INPUT)
  25     message(FATAL_ERROR
  26       "Function avformat_open_input missing. Please use a newer FFmpeg release.")
  27   endif()
  28
  29   include_directories(${FFMPEG_LIBAVDEVICE_INCLUDE_DIRS})
  30   include_directories(${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})
  31   include_directories(${FFMPEG_LIBSWSCALE_INCLUDE_DIRS})
  32
  33   set(CMAKE_REQUIRED_DEFINITIONS -D_POSIX_SOURCE)
  34   check_symbol_exists(sigaction "signal.h" HAVE_SIGACTION)
  35   if (HAVE_SIGACTION)
  36     add_definitions("-DHAVE_SIGACTION")
  37   endif()
  38
  39   check_symbol_exists(strtok_r "string.h" HAVE_STRTOK_R)
  40   if (HAVE_STRTOK_R)
  41     add_definitions("-DHAVE_STRTOK_R")
  42   endif()
  43   set(CMAKE_REQUIRED_DEFINITIONS)
  44
  45   # xcb is used to retrieve the full screen dimensions when using x11grab
  46   # as input format
  47   find_package(XCB)
  48   if (XCB_FOUND)
  49     add_definitions("${LIBXCB_DEFINITIONS} -DHAVE_XCB")
  50     include_directories(${LIBXCB_INCLUDE_DIRS})
  51     set(OPTIONAL_LIBRARIES ${LIBXCB_LIBRARIES})
  52   endif()
  53
  54   add_executable(am7xxx-play am7xxx-play.c)
  55
  56   target_link_libraries(am7xxx-play am7xxx
  57     ${FFMPEG_LIBRARIES}
  58     ${FFMPEG_LIBSWSCALE_LIBRARIES}
  59     ${OPTIONAL_LIBRARIES})
  60   install(TARGETS am7xxx-play
  61     DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
  62 endif()
  63
  64 # Build a simple usb-modeswitch clone for am7xxx devices
  65 option(BUILD_am7xxx-modeswitch "Build a simple usbmode-switch clone for am7xxx devices" TRUE)
  66 if(BUILD_am7xxx-modeswitch)
  67
  68   find_package(libusb-1.0 REQUIRED)
  69   include_directories(${LIBUSB_1_INCLUDE_DIRS})
  70
  71   add_executable(am7xxx-modeswitch am7xxx-modeswitch.c)
  72   target_link_libraries(am7xxx-modeswitch ${LIBUSB_1_LIBRARIES})
  73   install(TARGETS am7xxx-modeswitch
  74     DESTINATION "${CMAKE_INSTALL_PREFIX}/bin")
  75 endif()
  76