# Filename: configure.in
AC_INIT(src/miav.cc)
AM_INIT_AUTOMAKE( miav, 0.3.2 )

AC_PROG_CXX

AC_PROG_LIBTOOL
AM_PROG_LIBTOOL

AM_CONFIG_HEADER(config.h)
AC_STDC_HEADERS
CXXFLAGS="$CXXFLAGS -Wall -Werror"

AC_ARG_WITH(gui,  [  --without-gui           build without GUI support])
if test x$with_gui != xno && test -z "$GUI"; then
    dnl =====================
    dnl Check for QT library
    dnl =====================
    gw_CHECK_QT
    CXXFLAGS="$CXXFLAGS $QT_CXXLAGS"
    LDFLAGS="$LDFLAGS $QT_LDADD"
    
    dnl =====================
    dnl Check for SDL library
    dnl =====================
    SDL_VERSION=1.2.0
    AM_PATH_SDL($SDL_VERSION,:,AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!]))
    CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
    LDFLAGS="$LDFLAGS $SDL_LIBS"
    
    dnl ======================
    dnl Check for raw1394 library
    dnl ======================
    AC_CHECK_HEADER(libraw1394/raw1394.h, , AC_MSG_ERROR([*** libraw1394 headers not found!]))
    AC_CHECK_LIB(raw1394, raw1394_get_userdata, ,  AC_MSG_ERROR([*** libraw1394 not found!]))

    dnl Make code aware of the gui
    AC_DEFINE([USE_GUI], [], [Is defined if the project is configured to compile with gui])
else
    AC_MSG_WARN([*** Building without GUI support!])
fi 

dnl ======================
dnl Check for pthread library
dnl ======================
AC_CHECK_HEADER(pthread.h, , AC_MSG_ERROR([*** pthread headers not found!]))
AC_CHECK_LIB(pthread, sem_init, ,  AC_MSG_ERROR([*** libpthread not found!]))

dnl ======================
dnl Check for dv library
dnl ======================
AC_CHECK_HEADER(libdv/dv.h, , AC_MSG_ERROR([*** libdv headers not found!]))
AC_CHECK_LIB(dv, dv_decode_full_frame, ,  AC_MSG_ERROR([*** libdv not found!]))

dnl ======================
dnl Check for Jpeg library
dnl ======================
AC_CHECK_HEADER(jpeglib.h, , AC_MSG_ERROR([*** libJpeg not found!]))
AC_CHECK_LIB(jpeg, jpeg_start_compress, ,  AC_MSG_ERROR([*** libJpeg not found!]))

dnl ======================
dnl Check for Fame library
dnl ======================
AC_CHECK_HEADER(fame.h, , AC_MSG_ERROR([*** libFAME include files not found!]))
AC_CHECK_LIB(fame, fame_init, ,  AC_MSG_ERROR([*** libFAME not found!]))

dnl ======================
dnl Check for Lame library
dnl ======================
AC_CHECK_HEADER(lame/lame.h, , AC_MSG_ERROR([*** libLAME (libmp3lame) include files not found!]))
AC_CHECK_LIB(mp3lame, lame_init, ,  AC_MSG_ERROR([*** libLAME (libmp3lame) not found!]))

dnl ======================
dnl Check for mplex library
dnl ======================
PKG_CHECK_MODULES(MPLEX, mjpegtools >= 1.6.1.93, [
      dnl switch over to c++ to test things
      AC_LANG_CPLUSPLUS
      OLD_CPPFLAGS="$CPPFLAGS"
      CPPFLAGS="$CPPFLAGS $MPLEX_CFLAGS"
      AC_CHECK_HEADER(interact.hpp, [
        MPLEX_LIBS="$MPLEX_LIBS -lmplex2 -lm"
        OLD_LIBS="$LIBS"
        LIBS="$LIBS $MPLEX_LIBS"
        AC_MSG_CHECKING([for valid mplex objects])
        AC_TRY_RUN([
#include <interact.hpp>
#include <outputstrm.hpp>
#include <multiplexor.hpp>

int main (int argc, char *argv[])
{
  class TestOutputStream : public OutputStream {
  public:
    TestOutputStream () : OutputStream () { }
    void Write (uint8_t *a, unsigned int b) { }
    void NextSegment () { }
    off_t SegmentSize () { }
    void Close () { }
    int Open () { }
  };
  MultiplexJob *job = new MultiplexJob ();
  vector<IBitStream *> inputs;
  job->SetupInputStreams (inputs);
  TestOutputStream *out = new TestOutputStream ();
  Multiplexor *mux = new Multiplexor(*job, *out);
  return 0;
}
        ],[
          HAVE_MPLEX="yes"
          AC_SUBST(MPLEX_CFLAGS)
          AC_SUBST(MPLEX_LIBS)
          AC_MSG_RESULT(yes)
        ], AC_MSG_RESULT(no))
        #LIBS="$OLD_LIBS"
      ])
      #CPPFLAGS="$OLD_CPPFLAGS"
      AC_LANG_C
    ], HAVE_MPLEX="no")
AC_CHECK_LIB(mplex2, main, ,  AC_MSG_ERROR([*** libmplex2 not found (part of the mjpegtools package)!]))

AC_SUBST(CFLAGS)
AC_SUBST(CPPFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(LDFLAGS)

AC_OUTPUT(
	Makefile 
	src/Makefile
	tools/Makefile
	etc/Makefile
	pixmaps/Makefile
	man/Makefile)