sjero.net Git - linphone/blob - m4/video.m4

   1 AC_DEFUN([LP_CHECK_DEP],[
   2         dnl $1=dependency description
   3         dnl $2=dependency short name, will be suffixed with _CFLAGS and _LIBS
   4         dnl $3=headers's place
   5         dnl $4=lib's place
   6         dnl $5=header to check
   7         dnl $6=lib to check
   8         dnl $7=function to check in library
   9
  10         NAME=$2
  11         dep_headersdir=$3
  12         dep_libsdir=$4
  13         dep_header=$5
  14         dep_lib=$6
  15         dep_funclib=$7
  16         other_libs=$8
  17
  18         if test "$dep_headersdir" != "/usr/include" ; then
  19                 eval ${NAME}_CFLAGS=\"-I$dep_headersdir \"
  20         fi
  21         eval ${NAME}_LIBS=\"-L$dep_libsdir -l$dep_lib\"
  22
  23         CPPFLAGS_save=$CPPFLAGS
  24         LDFLAGS_save=$LDFLAGS
  25         CPPFLAGS="-I$dep_headersdir "
  26         LDFLAGS="-L$dep_libsdir "
  27
  28         AC_CHECK_HEADERS([$dep_header],[AC_CHECK_LIB([$dep_lib],[$dep_funclib],found=yes,found=no, [$other_libs])
  29         ],found=no)
  30
  31         if test "$found" = "yes" ; then
  32                 eval ${NAME}_found=yes
  33                 AC_DEFINE([HAVE_${NAME}],1,[Defined when we have found $1])
  34                 AC_SUBST(${NAME}_CFLAGS)
  35                 AC_SUBST(${NAME}_LIBS)
  36         else
  37                 eval ${NAME}_found=no
  38                 eval ${NAME}_CFLAGS=
  39                 eval ${NAME}_LIBS=
  40         fi
  41         CPPFLAGS=$CPPFLAGS_save
  42         LDFLAGS=$LDFLAGS_save
  43
  44 ])
  45
  46
  47 AC_DEFUN([LP_CHECK_VIDEO],[
  48
  49         dnl conditionnal build of video support
  50         AC_ARG_ENABLE(video,
  51                   [  --enable-video    Turn on video support compiling: not functionnal for the moment],
  52                   [case "${enableval}" in
  53                         yes) video=true ;;
  54                         no)  video=false ;;
  55                         *) AC_MSG_ERROR(bad value ${enableval} for --enable-video) ;;
  56                   esac],[video=false])
  57
  58         AC_ARG_WITH( ffmpeg,
  59                   [  --with-ffmpeg              Sets the installation prefix of ffmpeg, needed for video support. [default=/usr] ],
  60                   [ ffmpegdir=${withval}],[ ffmpegdir=/usr ])
  61
  62         AC_ARG_WITH( sdl,
  63                   [  --with-sdl         Sets the installation prefix of libSDL, needed for video support. [default=/usr] ],
  64                   [ libsdldir=${withval}],[ libsdldir=/usr ])
  65
  66         if test "$video" = "true"; then
  67
  68                 dnl test for ffmpeg presence
  69                 dnl LP_CHECK_DEP([ffmpeg],[FFMPEG],[${ffmpegdir}/include/ffmpeg],[${ffmpegdir}/lib],[avcodec.h],[avcodec],[avcodec_init], [-lavutils -lm])
  70                 dnl if test "$FFMPEG_found" = "no" ; then
  71                 dnl     AC_MSG_ERROR([Could not find ffmpeg headers and library. This is mandatory for video support])
  72                 dnl fi
  73                 PKG_CHECK_MODULES(FFMPEG, [libavcodec >= 50.0.0 ], , [ AC_MSG_ERROR([Could not find ffmpeg headers and library. This is mandatory for video support]) ])
  74
  75                 LP_CHECK_DEP([SDL],[SDL],[${libsdldir}/include],[${libsdldir}/lib],[SDL/SDL.h],[SDL],[SDL_Init])
  76                 if test "$SDL_found" = "no" ; then
  77                         AC_MSG_ERROR([Could not find libsdl headers and library. This is mandatory for video support])
  78                 fi
  79
  80                 VIDEO_CFLAGS=" $FFMPEG_CFLAGS $SDL_CFLAGS"
  81                 VIDEO_LIBS=" $FFMPEG_LIBS $SDL_LIBS"
  82
  83                 AC_DEFINE(VIDEO_ENABLED,1,[Set when video support is enabled])
  84
  85         fi
  86
  87         AC_SUBST(VIDEO_CFLAGS)
  88         AC_SUBST(VIDEO_LIBS)
  89 ])