Move decoder/demuxer checks from configure.ac to decoders.m4

3 files changed, 583 insertions, 598 deletions

diff --git a/configure.ac b/configure.ac
index 3d02113ae..ff9d9fdf4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -828,569 +828,7 @@ dnl -------
 XINE_AUDIO_OUT_PLUGINS
 XINE_VIDEO_OUT_PLUGINS
 XINE_INPUT_PLUGINS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-dnl ---------------------------------------------
-dnl mpeg2lib and ffmpeg stuff
-dnl ---------------------------------------------
-
-AC_SUBST(LIBMPEG2_CFLAGS)
-
-AC_ARG_WITH([external-ffmpeg], AS_HELP_STRING([--with-external-ffmpeg], [use external ffmpeg library]))
-
-case "x$with_external_ffmpeg" in
-   xyes)
-      PKG_CHECK_MODULES([FFMPEG], [libavcodec >= 51.20.0])
-      ;;
-   xsoft)
-      with_external_ffmpeg=yes
-      PKG_CHECK_MODULES([FFMPEG], [libavcodec >= 51.20.0], [],
-			[AC_MSG_RESULT(no); with_external_ffmpeg=no])
-      ;;
-esac
-if test "x$with_external_ffmpeg" = "xyes"; then
-   PKG_CHECK_MODULES([FFMPEG_POSTPROC], [libpostproc])
-   AC_SUBST([FFMPEG_CFLAGS])
-   AC_SUBST([FFMPEG_LIBS])
-   AC_SUBST([FFMPEG_POSTPROC_CFLAGS])
-   AC_SUBST([FFMPEG_POSTPROC_LIBS])
-   AC_DEFINE([HAVE_FFMPEG], [1], [Define this if you have ffmpeg library])
-   
-   AC_MSG_NOTICE([
-*********************************************************************
-xine is configured with external ffmpeg.
-
-This requires the same version of ffmpeg what is included in xine and
-you should know what you do. If some problems occur, please try to
-use internal ffmpeg.
-*********************************************************************])
-else
-  AC_MSG_RESULT([using included ffmpeg])
-fi
-AM_CONDITIONAL(HAVE_FFMPEG, test "x$with_external_ffmpeg" = "xyes")
-
-
-AC_ARG_ENABLE([ffmpeg_uncommon_codecs],
-	AS_HELP_STRING([--disable-ffmpeg-uncommon-codecs], [don't build uncommon ffmpeg codecs]))
-AC_ARG_ENABLE([ffmpeg_popular_codecs],
-	AS_HELP_STRING([--disable-ffmpeg-popular-codecs], [don't build popular ffmpeg codecs]))
-
-AM_CONDITIONAL([FFMPEG_DISABLE_UNCOMMON_CODECS], [test "x$enable_ffmpeg_uncommon_codecs" = "xno"])
-AM_CONDITIONAL([FFMPEG_DISABLE_POPULAR_CODECS], [test "x$enable_ffmpeg_popular_codecs" = "xno"])
-
-LIBMPEG2_CFLAGS=""
-
-AC_ARG_ENABLE([mlib],
-	AS_HELP_STRING([--disable-mlib], [do not build Sun mediaLib support]))
-
-AC_ARG_ENABLE([mlib-lazyload],
-	AS_HELP_STRING([--enable-mlib-lazyload], [check for Sun mediaLib at runtime]))
-
-if test "x$enable_mlib" != xno; then
-    if test "x$MLIBHOME" = x; then
-	mlibhome=/opt/SUNWmlib
-    else
-	mlibhome="$MLIBHOME"
-    fi
-
-    AC_CHECK_LIB(mlib, mlib_VideoAddBlock_U8_S16,
-	[ saved_CPPFLAGS="$CPPFLAGS"
-	  CPPFLAGS="$CPPFLAGS -I$mlibhome/include"
-	  AC_CHECK_HEADER(mlib_video.h,
-	       [ if test "x$enable_mlib_lazyload" = xyes; then
-		     if test "$GCC" = yes; then
-			 MLIB_LIBS="-L$mlibhome/lib -Wl,-z,lazyload,-lmlib,-z,nolazyload"
-		     else
-			 MLIB_LIBS="-L$mlibhome/lib -z lazyload -lmlib -z nolazyload"
-		     fi
-		     AC_DEFINE(MLIB_LAZYLOAD,1,[Define this if you want to load mlib lazily])
-		 else
-		     MLIB_LIBS="-L$mlibhome/lib -lmlib"
-		 fi
-		 MLIB_CFLAGS="-I$mlibhome/include"
-		 LIBMPEG2_CFLAGS="$LIBMPEG2_CFLAGS $MLIB_CFLAGS" 
-		 LIBFFMPEG_CFLAGS="$LIBFFMPEG_CFLAGS $MLIB_CFLAGS"
-		 AC_DEFINE(HAVE_MLIB,1,[Define this if you have mlib installed])
-		 AC_DEFINE(LIBMPEG2_MLIB,1,[Define this if you have mlib installed])
-		 ac_have_mlib=yes
-	       ],)
-	  CPPFLAGS="$saved_CPPFLAGS"
-	], , -L$mlibhome/lib)
-fi
-AM_CONDITIONAL(HAVE_MLIB, test "x$ac_have_mlib" = "xyes")
-AC_SUBST(MLIB_LIBS)
-AC_SUBST(MLIB_CFLAGS)
-
-dnl ---------------------------------------------
-dnl Ogg/Vorbis libs.
-dnl ---------------------------------------------
-
-AC_ARG_WITH([vorbis],
-	AS_HELP_STRING([--without-vorbis], [Build without Vorbis audio decoder]))
-
-if test "x$with_vorbis" != "xno"; then
-   PKG_CHECK_MODULES([VORBIS], [ogg vorbis], [have_vorbis=yes], [have_vorbis=no])
-   if test "x$with_vorbis" = "xyes" && test "x$have_vorbis" = "xno"; then
-      AC_MSG_ERROR([Vorbis support requested, but libvorbis not found])
-   fi
-fi
-AM_CONDITIONAL([HAVE_VORBIS], [test "x$have_vorbis" = "xyes"])
-
-AC_SUBST([VORBIS_CFLAGS])
-AC_SUBST([VORBIS_LIBS])
-
-dnl ---------------------------------------------
-dnl Ogg/Theora libs.
-dnl ---------------------------------------------
-
-AC_ARG_WITH([theora],
-	AS_HELP_STRING([--without-theora], [Build without Theora video decoder]))
-
-if test "x$with_theora" != "xno"; then
-   PKG_CHECK_MODULES([THEORA], [ogg theora], [have_theora=yes], [have_theora=no])
-   if test "x$with_theora" = "xyes" && test "x$have_theora" = "xno"; then
-      AC_MSG_ERROR([Theora support requested, but libtheora not found])
-   elif test "x$have_theora" = "xyes"; then
-      AC_DEFINE([HAVE_THEORA], [1], [Define this if you have theora])
-   fi
-fi
-AM_CONDITIONAL([HAVE_THEORA], [test "x$have_theora" = "xyes"])
-
-AC_SUBST([THEORA_CFLAGS])
-AC_SUBST([THEORA_LIBS])
-
-dnl ---------------------------------------------
-dnl Ogg/Speex libs.
-dnl ---------------------------------------------
-AC_ARG_WITH([speex],
-	AS_HELP_STRING([--without-speex], [Build without Speex audio decoder]))
-
-if test "x$with_speex" != "xno"; then
-   PKG_CHECK_MODULES([SPEEX], [ogg speex], [have_speex=yes], [have_speex=no])
-   if test "x$with_speex" = "xyes" && test "x$have_speex" = "xno"; then
-      AC_MSG_ERROR([Speex support requested, but libspeex not found])
-   elif test "x$have_speex" = "xyes"; then
-      AC_DEFINE([HAVE_SPEEX], [1], [Define this if you have speex])
-   fi
-fi
-AM_CONDITIONAL([HAVE_SPEEX], [test "x$have_speex" = "xyes"])
-
-AC_SUBST([SPEEX_CFLAGS])
-AC_SUBST([SPEEX_LIBS])
-
-dnl ---------------------------------------------
-dnl check for libFLAC
-dnl ---------------------------------------------
-
-AC_ARG_WITH([libflac],
-  AS_HELP_STRING([--with-libflac], [build libFLAC-based decoder and demuxer]))
-
-have_libflac="no"
-if test "x$with_libflac" = "xyes"; then
-  AM_PATH_LIBFLAC([have_libflac="yes"])
-fi
-
-AM_CONDITIONAL([HAVE_LIBFLAC], [test "x$have_libflac" = "xyes"])
-
-dnl ---------------------------------------------
-dnl External version of a52dec
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE(a52dec, AS_HELP_STRING([--disable-a52dec], [Disable support for a52dec decoding library (default: enabled)]),
-              [enable_a52dec="$enableval"], [enable_a52dec="yes"])
-AC_ARG_WITH(external-a52dec, AS_HELP_STRING([--with-external-a52dec], [use external a52dec library (not recommended)]),
-            [external_a52dec="$withval"], [external_a52dec="no"])
-
-have_a52="no"
-
-if test "x$enable_a52dec" = "xno"; then
-  AC_MSG_RESULT([a52dec support disabled])
-elif test "x$external_a52dec" = "xyes"; then
-  have_a52="yes"
-  AC_CHECK_HEADERS([a52dec/a52.h a52dec/a52_internal.h],, have_a52="no",
-[
-  #ifdef HAVE_SYS_TYPES_H
-  # include <sys/types.h>
-  #endif
-  #ifdef HAVE_INTTYPES_H
-  # include <inttypes.h>
-  #endif
-  #ifdef HAVE_STDINT_H
-  # include <stdint.h>
-  #endif
-
-  #include <a52dec/a52.h>
-])
-  SAVE_LIBS="$LIBS"
-  AC_CHECK_LIB([a52], [a52_init],, have_a52="no", [-lm])
-  LIBS="$SAVE_LIBS"
-
-  if test "x$have_a52" = "xno"; then
-    AC_MSG_RESULT([*** no usable version of a52dec found, using internal copy ***])
-  fi
-else
-  AC_MSG_RESULT([Use included a52dec support])
-fi
-
-AM_CONDITIONAL(A52, test "x$enable_a52dec" = "xyes")
-AM_CONDITIONAL(EXTERNAL_A52DEC, test "x$have_a52" = "xyes")
-
-dnl ---------------------------------------------
-dnl External version of libmad
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE(mad, AS_HELP_STRING([--disable-mad], [Disable support for MAD decoding library (default: enabled)]),
-              [enable_libmad="$enableval"], [enable_libmad="yes"])
-AC_ARG_WITH(external-libmad, AS_HELP_STRING([--with-external-libmad], [use external libmad library (not recommended)]),
-            [external_libmad="$withval"], [external_libmad="no"])
-
-have_mad="no"
-
-if test "x$enable_libmad" = "xno"; then
-  AC_MSG_RESULT([libmad support disabled])
-elif test "x$external_libmad" = "xyes"; then
-  PKG_CHECK_MODULES(LIBMAD, [mad], have_mad=yes, have_mad=no)
-  AC_CHECK_HEADERS([mad.h])
-  AC_SUBST(LIBMAD_LIBS)
-  AC_SUBST(LIBMAD_CFLAGS)
-  if test "x$have_mad" = "xno"; then
-    AC_MSG_RESULT([*** no usable version of libmad found, using internal copy ***])
-  fi
-else
-  AC_MSG_RESULT([Use included libmad support])
-  case "$host_or_hostalias" in
-    i?86-* | k?-* | athlon-* | pentium*-)
-      AC_DEFINE(FPM_INTEL,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    x86_64-*)
-      AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    ppc-* | powerpc-*) 
-      AC_DEFINE(FPM_PPC,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    sparc*-*)
-      if test "$GCC" = yes; then
-        AC_DEFINE(FPM_SPARC,1,[Define to select libmad fixed point arithmetic implementation])
-      else
-        AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
-      fi
-      ;;
-    mips-*)
-      AC_DEFINE(FPM_MIPS,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    alphaev56-* | alpha* | ia64-* | hppa*-linux-*)
-      AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    arm*-*)
-      AC_DEFINE(FPM_ARM,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-    *)
-      AC_DEFINE(FPM_DEFAULT,1,[Define to select libmad fixed point arithmetic implementation])
-      ;;
-  esac
-fi
-
-AM_CONDITIONAL(MAD, test "x$enable_libmad" = "xyes")
-AM_CONDITIONAL(EXTERNAL_LIBMAD, test "x$have_mad" = "xyes")
-
-dnl ---------------------------------------------
-dnl External libmpcdec support
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE([musepack], AS_HELP_STRING([--disable-musepack], [Disable support for MusePack decoding (default: enabled)]))
-AC_ARG_WITH([external-libmpcdec], AS_HELP_STRING([--with-external-libmpcdec], [Use external libmpc library]))
-
-if test "x$enable_musepack" = "xno"; then
-   AC_MSG_RESULT([musepack support disabled])
-elif test "x$with_external_libmpcdec" = "xyes"; then
-   AC_CHECK_LIB([mpcdec], [mpc_decoder_decode], [have_mpcdec=yes])
-   AC_CHECK_HEADERS([mpcdec/mpcdec.h], , [have_mpcdec=no])
-   if test "x$have_mpcdec" != "xyes"; then
-      AC_MSG_ERROR([Unable to find mpcdec])
-   fi
-   MPCDEC_LIBS="-lmpcdec"
-   MPCDEC_CFLAGS=""
-else
-   AC_MSG_RESULT([Use included libmusepack])
-   MPCDEC_CFLAGS='-I$(top_srcdir)/contrib/libmpcdec'
-   MPCDEC_LIBS='$(top_builddir)/contrib/libmpcdec/libmpcdec.la'
-   MPCDEC_DEPS='$(top_builddir)/contrib/libmpcdec/libmpcdec.la'
-fi
-
-AC_SUBST(MPCDEC_LIBS)
-AC_SUBST(MPCDEC_DEPS)
-AC_SUBST(MPCDEC_CFLAGS)
-
-AM_CONDITIONAL([MUSEPACK], [test "x$enable_musepack" != "xno"])
-AM_CONDITIONAL([EXTERNAL_MPCDEC], [test "x$have_mpcdec" = "xyes"])
-
-dnl ---------------------------------------------
-dnl MNG libs.
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE([mng],
-  AS_HELP_STRING([--disable-mng], [do not build mng support]),
-  [with_mng=$enableval], [with_mng=yes])
-
-if test "x$with_mng" = "xyes"; then
-  AC_CHECK_LIB(mng, mng_initialize,
-	[ AC_CHECK_HEADER(libmng.h,
-		[ have_libmng=yes
-		  MNG_LIBS="-lmng" ], 
-		AC_MSG_RESULT([*** All libmng dependent parts will be disabled ***]))],
-	AC_MSG_RESULT([*** All libmng dependent parts will be disabled ***]))
-  AC_SUBST(MNG_LIBS)
-else
-  have_libmng=no
-fi
-AM_CONDITIONAL(HAVE_LIBMNG, test "x$have_libmng" = "xyes")
-
-dnl ---------------------------------------------
-dnl MagickWand API of Imagemagick.
-dnl ---------------------------------------------
-
-AC_ARG_WITH([imagemagick],
-	AS_HELP_STRING([--without-imagemagick], [Build without ImageMagick image decoder]))
-
-if test "x$with_imagemagick" != "xno"; then
-   PKG_CHECK_MODULES([WAND], [Wand], [have_imagemagick=yes], [have_imagemagick=no])
-   if test "x$with_imagemagick" = "xyes" && test "x$have_imagemagick" = "xno"; then
-      AC_MSG_ERROR([ImageMagick support requested, but Wand not found])
-   elif test "x$have_imagemagick" = "xyes"; then
-      AC_DEFINE([HAVE_WAND], [1], [Define this if you have ImageMagick installed])
-   fi
-fi
-
-AM_CONDITIONAL([HAVE_WAND], [test "x$have_imagemagick" = "xyes"])
-AC_SUBST(WAND_CFLAGS)
-AC_SUBST(WAND_LIBS)
-
-dnl ---------------------------------------------
-dnl freetype2 lib.
-dnl ---------------------------------------------
-AC_ARG_WITH([freetype],
-	AS_HELP_STRING([--with-freetype], [Build with FreeType2 library]))
-
-if test "x$with_freetype" = "xyes"; then
-   PKG_CHECK_MODULES([FT2], [freetype2], [have_freetype=yes], [have_freetype=no])
-   if test "x$have_freetype" = "xno"; then
-      AC_MSG_ERROR([FreeType2 support requested but FreeType2 library not found])
-   elif test "x$have_freetype" = "xyes"; then
-      AC_DEFINE([HAVE_FT2], [1], [Define this if you have freetype2 library])
-   fi
-fi
-AC_SUBST([FT2_CFLAGS])
-AC_SUBST([FT2_LIBS])
-
-dnl ---------------------------------------------
-dnl fontconfig
-dnl ---------------------------------------------
-AC_ARG_WITH([fontconfig],
-	AS_HELP_STRING([--with-fontconfig], [Build with fontconfig library]))
-
-if test "x$with_fontconfig" = "xyes"; then
-   if test "x$have_freetype" != "xyes"; then
-      AC_MSG_ERROR([fontconfig support requested, but FreeType2 not enabled.])
-   fi
-
-   PKG_CHECK_MODULES([FONTCONFIG], [fontconfig], [have_fontconfig=yes], [have_fontconfig=no])
-   if test "x$have_fontconfig" = "xno"; then
-      AC_MSG_ERROR([fontconfig support requested but fontconfig library not found])
-   elif test "x$have_fontconfig" = "xyes"; then
-      AC_DEFINE([HAVE_FONTCONFIG], [1], [Define this if you have fontconfig library])
-   fi
-fi
-AC_SUBST([FONTCONFIG_CFLAGS])
-AC_SUBST([FONTCONFIG_LIBS])
-
-
-dnl ---------------------------------------------
-dnl gdk-pixbuf support
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE([gdkpixbuf],
-   AS_HELP_STRING([--disable-gdkpixbuf], [do not build gdk-pixbuf support]))
-
-if test "x$enable_gdkpixbuf" != "xno"; then
-  PKG_CHECK_MODULES(GDK_PIXBUF, gdk-pixbuf-2.0,
-                no_gdkpixbuf=no,
-		no_gdkpixbuf=yes)
-  AC_SUBST(GDK_PIXBUF_CFLAGS)
-  AC_SUBST(GDK_PIXBUF_LIBS)
-  if test "x$no_gdkpixbuf" != "xyes"; then
-    AC_DEFINE(HAVE_GDK_PIXBUF,1,[Define this if you have gdk-pixbuf installed])
-  else
-    AC_MSG_RESULT(*** All of the gdk-pixbuf dependent parts will be disabled ***)
-  fi
-else
-  no_gdkpixbuf=yes
-fi
-AM_CONDITIONAL(HAVE_GDK_PIXBUF, test "x$no_gdkpixbuf" != "xyes")
-
-dnl ---------------------------------------------
-dnl ASF build can be optional
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE([asf], AS_HELP_STRING([--disable-asf], [do not build ASF demuxer]))
-AM_CONDITIONAL(BUILD_ASF, test "x$enable_asf" != "xno")
-
-
-dnl ---------------------------------------------
-dnl FAAD build can be optional
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE([faad], AS_HELP_STRING([--disable-faad], [do not build FAAD decoder]))
-AM_CONDITIONAL(BUILD_FAAD, test "x$enable_faad" != "xno")
-
-dnl ---------------------------------------------
-dnl Optional and external libdts
-dnl ---------------------------------------------
-
-AC_ARG_ENABLE(dts, AS_HELP_STRING([--disable-dts], [Disable support for DTS decoding library (default: enabled)]),
-              [enable_libdts="$enableval"], [enable_libdts="yes"])
-AC_ARG_WITH(external-libdts, AS_HELP_STRING([--with-external-libdts], [use external libdts/libdca library (not recommended)]),
-            [external_libdts="$withval"], [external_libdts="no"])
-
-have_dts="no"
-
-if test "x$enable_libdts" = "xno"; then
-  AC_MSG_RESULT([libdts support disabled])
-elif test "x$external_libdts" = "xyes"; then
-  PKG_CHECK_MODULES(LIBDTS, [libdts], have_dts=yes, have_dts=no)
-  if test "x$have_dts" = "xno"; then
-    AC_MSG_RESULT([*** no usable version of libdts found, using internal copy ***])
-  fi
-else
-  AC_MSG_RESULT([Use included libdts support])
-  LIBDTS_CFLAGS='-I$(top_srcdir)/contrib/libdca/include'
-  LIBDTS_DEPS='$(top_builddir)/contrib/libdca/libdca.la'
-  LIBDTS_LIBS='$(top_builddir)/contrib/libdca/libdca.la'
-fi
-
-AC_SUBST(LIBDTS_LIBS)
-AC_SUBST(LIBDTS_DEPS)
-AC_SUBST(LIBDTS_CFLAGS)
-
-AM_CONDITIONAL(DTS, test "x$enable_libdts" = "xyes")
-AM_CONDITIONAL(EXTERNAL_LIBDTS, test "x$have_dts" = "xyes")
-
-dnl ---------------------------------------------
-dnl libmodplug support 
-dnl ---------------------------------------------
-AC_ARG_ENABLE([modplug],
-  AS_HELP_STRING([--enable-modplug], [Enable modplug support]) )
-
-if test "x$enable_modplug" != "xno"; then
-  PKG_CHECK_MODULES([LIBMODPLUG], [libmodplug >= 0.7],
-    AC_DEFINE([HAVE_MODPLUG], 1, [define this if you have libmodplug installed]),
-    [enable_modplug=no])
-fi
-
-AC_SUBST(LIBMODPLUG_CFLAGS)
-AC_SUBST(LIBMODPLUG_LIBS)
-dnl AM_CONDITIONAL(HAVE_MODPLUG, [test "x$have_modplug" = x"yes"])
-
-dnl ---------------------------------------------
-dnl Wavpack library
-dnl ---------------------------------------------
-AC_ARG_WITH([wavpack],
-   AS_HELP_STRING([--with-wavpack], [Enable Wavpack decoder (requires libwavpack)]) )
-
-if test "x$with_wavpack" = "xyes"; then
-   PKG_CHECK_MODULES([WAVPACK], [wavpack], [have_wavpack=yes])
-fi
-
-AM_CONDITIONAL([HAVE_WAVPACK], [test "x$have_wavpack" = "xyes"])
-
-
-dnl --------------------------------------------
-dnl Real binary codecs support
-dnl --------------------------------------------
-
-AC_ARG_ENABLE([real-codecs],
-	AS_HELP_STRING([--disable-real-codecs], [Disable Real binary codecs support]))
-AC_ARG_WITH([real-codecs-path],
-	AS_HELP_STRING([--with-real-codecs-path=dir], [Specify directory for Real binary codecs]), [
-		AC_DEFINE_UNQUOTED([REAL_CODEC_PATH], ["$withval"], [Specified path for Real binary codecs])
-	])
-
-dnl On some systems, we cannot enable Real codecs support to begin with.
-dnl This includes Darwin, that uses Mach-O rather than ELF.
-case $host_or_hostalias in
-     *-darwin*) enable_real_codecs="no" ;;
-esac
-
-if test "x$enable_real_codecs" != "xno"; then
-   dnl For those that have a replacement, break at the first one found
-   AC_CHECK_SYMBOLS([__environ _environ environ], [break], [need_weak_aliases=yes])
-   AC_CHECK_SYMBOLS([stderr __stderrp], [break], [need_weak_aliases=yes])
-
-   dnl For these there are no replacements
-   AC_CHECK_SYMBOLS([___brk_addr __ctype_b])
-
-   if test "x$need_weak_aliases" = "xyes"; then
-      CC_ATTRIBUTE_ALIAS(, [AC_MSG_ERROR([You need weak aliases support for Real codecs on your platform])])
-   fi
-fi
-
-AM_CONDITIONAL([ENABLE_REAL], [test "x$enable_real_codecs" != "xno"])
-
-dnl ---------------------------------------------
-dnl For win32 libraries location, needed by libw32dll.
-dnl ---------------------------------------------
-
-AC_ARG_WITH([w32-path],
-  AS_HELP_STRING([--with-w32-path=path], [location of Win32 binary codecs]),
-  [w32_path="$withval"], [w32_path="/usr/lib/codecs"])
-AC_SUBST(w32_path)
-
-AC_ARG_ENABLE([w32dll],
-  AS_HELP_STRING([--disable-w32dll], [Disable Win32 DLL support]),
-  , [enable_w32dll=$with_gnu_as])
-
-case $host_or_hostalias in
-   *-mingw* | *-cygwin)
-     enable_w32dll="no" ;;
-   i?86-* | k?-* | athlon-* | pentium*-)
-     if test "x$enable_w32dll" != "xno"; then
-	CC_PROG_AS
-     fi
-     test "x$enable_w32dll" = "x" && \
-       enable_w32dll="$with_gnu_as"
-     ;;
-   *)
-     enable_w32dll="no" ;;
-esac
-
-if test "x$enable_w32dll" = "xyes" && \
-   test "x$with_gnu_as" = "xno"; then
-
-   AC_MSG_ERROR([You need GNU as to enable Win32 codecs support])
-fi
-
-AM_CONDITIONAL(HAVE_W32DLL, test "x$enable_w32dll" != "xno")
+XINE_DECODER_PLUGINS
 
 
 dnl ---------------------------------------------
@@ -1407,11 +845,11 @@ dnl   use AC_SUBST for installation
 dnl
 
 makeexpand () {
-  local i
-  local j
-  i="$1"
-  while test "$i" != "$j"; do j="$i"; eval i="$j"; done
-  echo "$i"
+    local i
+    local j
+    i="$1"
+    while test "$i" != "$j"; do j="$i"; eval i="$j"; done
+    echo "$i"
 }
 
 XINE_PLUGINDIR="$libdir/xine/plugins/$XINE_MAJOR.$XINE_MINOR.$XINE_SUB"
@@ -1422,35 +860,35 @@ XINE_REL_PLUGINDIR="`makeexpand "$XINE_REL_PLUGINDIR" | sed -e "s,^${prefix}/,,"
 XINE_REL_FONTDIR="`makeexpand "$XINE_FONTDIR" | sed -e "s,^${prefix}/,,"`"
 XINE_REL_LOCALEDIR="`makeexpand "$XINE_LOCALEDIR" | sed -e "s,^${prefix}/,,"`"
 if test "x$WIN32_SYS" = "xmingw32" -o "x$WIN32_SYS" = "xcygwin"; then
-  dnl polish paths (MinGW runtime accepts both \ and / anyway)
-  XINE_REL_PLUGINDIR="`echo "$XINE_REL_PLUGINDIR" | sed -e 's/\\//\\\\\\\\/g'`"
-  XINE_REL_FONTDIR="`echo "$XINE_REL_FONTDIR" | sed -e 's/\\//\\\\\\\\/g'`"
-  XINE_REL_LOCALEDIR="`echo "$XINE_REL_LOCALEDIR" | sed -e 's/\\//\\\\\\\\/g'`"
-  dnl prefix in xine-config
-  XINE_CONFIG_PREFIX="\$(cd \$(dirname \$0)/..; pwd)"
-  dnl installation directories (in xine-config)
-  XINE_PLUGINPATH="$XINE_CONFIG_PREFIX/$XINE_REL_PLUGINDIR"
-  XINE_FONTPATH="$XINE_CONFIG_PREFIX/$XINE_REL_FONTDIR"
-  XINE_LOCALEPATH="$XINE_CONFIG_PREFIX/$XINE_REL_LOCALEDIR"
-  dnl runtime directories
-  AC_DEFINE(XINE_PLUGINDIR,[xine_get_plugindir()],[Define this to plugins directory location])
-  AC_DEFINE(XINE_FONTDIR,[xine_get_fontdir()],[Define this to osd fonts dir location])
-  AC_DEFINE(XINE_LOCALEDIR,[xine_get_localedir()],[Path where catalog files will be.])
+    dnl polish paths (MinGW runtime accepts both \ and / anyway)
+    XINE_REL_PLUGINDIR="`echo "$XINE_REL_PLUGINDIR" | sed -e 's/\\//\\\\\\\\/g'`"
+    XINE_REL_FONTDIR="`echo "$XINE_REL_FONTDIR" | sed -e 's/\\//\\\\\\\\/g'`"
+    XINE_REL_LOCALEDIR="`echo "$XINE_REL_LOCALEDIR" | sed -e 's/\\//\\\\\\\\/g'`"
+    dnl prefix in xine-config
+    XINE_CONFIG_PREFIX="\$(cd \$(dirname \$0)/..; pwd)"
+    dnl installation directories (in xine-config)
+    XINE_PLUGINPATH="$XINE_CONFIG_PREFIX/$XINE_REL_PLUGINDIR"
+    XINE_FONTPATH="$XINE_CONFIG_PREFIX/$XINE_REL_FONTDIR"
+    XINE_LOCALEPATH="$XINE_CONFIG_PREFIX/$XINE_REL_LOCALEDIR"
+    dnl runtime directories
+    AC_DEFINE([XINE_PLUGINDIR], [xine_get_plugindir()], [Define this to plugins directory location])
+    AC_DEFINE([XINE_FONTDIR],   [xine_get_fontdir()],   [Define this to osd fonts dir location])
+    AC_DEFINE([XINE_LOCALEDIR], [xine_get_localedir()], [Path where catalog files will be.])
 else
-  dnl prefix in xine-config
-  XINE_CONFIG_PREFIX="`makeexpand "${prefix}"`"
-  dnl directories from xine-config and runtime directories
-  XINE_PLUGINPATH="`makeexpand "$XINE_PLUGINDIR"`"
-  XINE_FONTPATH="`makeexpand "$XINE_FONTDIR"`"
-  XINE_LOCALEPATH="`makeexpand "$XINE_LOCALEDIR"`"
-  dnl defining runtime directories
-  AC_DEFINE_UNQUOTED(XINE_PLUGINDIR,"$XINE_PLUGINPATH",[Define this to plugins directory location])
-  AC_DEFINE_UNQUOTED(XINE_FONTDIR,"$XINE_FONTPATH",[Define this to osd fonts dir location])
-  AC_DEFINE_UNQUOTED(XINE_LOCALEDIR, "$XINE_LOCALEPATH",[Path where catalog files will be.])
+    dnl prefix in xine-config
+    XINE_CONFIG_PREFIX="`makeexpand "${prefix}"`"
+    dnl directories from xine-config and runtime directories
+    XINE_PLUGINPATH="`makeexpand "$XINE_PLUGINDIR"`"
+    XINE_FONTPATH="`makeexpand "$XINE_FONTDIR"`"
+    XINE_LOCALEPATH="`makeexpand "$XINE_LOCALEDIR"`"
+    dnl defining runtime directories
+    AC_DEFINE_UNQUOTED([XINE_PLUGINDIR], ["$XINE_PLUGINPATH"], [Define this to plugins directory location])
+    AC_DEFINE_UNQUOTED([XINE_FONTDIR],   ["$XINE_FONTPATH"],   [Define this to osd fonts dir location])
+    AC_DEFINE_UNQUOTED([XINE_LOCALEDIR], ["$XINE_LOCALEPATH"], [Path where catalog files will be.])
 fi
-AC_DEFINE_UNQUOTED(XINE_REL_PLUGINDIR,"$XINE_REL_PLUGINDIR",[Define this to plugin directory relative to execution prefix])
-AC_DEFINE_UNQUOTED(XINE_REL_FONTDIR,"$XINE_REL_FONTDIR",[Define this to font directory relative to prefix])
-AC_DEFINE_UNQUOTED(XINE_REL_LOCALEDIR,"$XINE_REL_LOCALEDIR",[Define this to font directory relative to prefix])
+AC_DEFINE_UNQUOTED([XINE_REL_PLUGINDIR], ["$XINE_REL_PLUGINDIR"], [Define this to plugin directory relative to execution prefix])
+AC_DEFINE_UNQUOTED([XINE_REL_FONTDIR],   ["$XINE_REL_FONTDIR"],   [Define this to font directory relative to prefix])
+AC_DEFINE_UNQUOTED([XINE_REL_LOCALEDIR], ["$XINE_REL_LOCALEDIR"], [Define this to font directory relative to prefix])
 AC_SUBST(XINE_CONFIG_PREFIX)
 AC_SUBST(XINE_PLUGINPATH)
 AC_SUBST(XINE_FONTPATH)
@@ -1461,7 +899,7 @@ AC_SUBST(XINE_LOCALEDIR)
 
 dnl Where aclocal m4 files should be installed
 XINE_ACFLAGS="-I `makeexpand "${datarootdir}/aclocal"`"
-AC_DEFINE_UNQUOTED(XINE_ACFLAGS, "$XINE_ACFLAGS", [Path where aclocal m4 files will be.])
+AC_DEFINE_UNQUOTED([XINE_ACFLAGS], ["$XINE_ACFLAGS"], [Path where aclocal m4 files will be.])
 AC_SUBST(XINE_ACFLAGS)
 
 dnl Where architecture independent data (e.g. logo) will/should be installed
@@ -1494,7 +932,7 @@ dnl       ;;
 dnl   esac
 dnl fi
 AC_SUBST(ACLOCAL_DIR)
-AM_CONDITIONAL([INSTALL_M4],[test "x$ACLOCAL_DIR" != "x"])
+AM_CONDITIONAL([INSTALL_M4], [test x"$ACLOCAL_DIR" != x""])
 
 
 dnl this is an internal function we should not use, but
@@ -1502,7 +940,6 @@ dnl as long as neither autoconf nor automake offer an A[CM]_PROG_OBJC
 dnl check we will have to call it
 _AM_DEPENDENCIES([OBJC])
 
-AM_CONDITIONAL([BUILD_DMX_IMAGE], [test "x$have_imagemagick" = "xyes" -o "x$no_gdkpixbuf" != "xyes"])
 
 dnl ---------------------------------------------
 dnl some include paths ( !!! DO NOT REMOVE !!! )
diff --git a/m4/Makefile.am b/m4/Makefile.am
index 6fb4d6f80..02c1fa072 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -15,6 +15,7 @@ EXTRA_DIST = \
 	arts.m4 \
 	attributes.m4 \
 	audio_out.m4 \
+	decoders.m4 \
 	directx.m4 \
 	dvdnav.m4 \
 	gas.m4 \
diff --git a/m4/decoders.m4 b/m4/decoders.m4
new file mode 100644
index 000000000..f5b8df489
--- /dev/null
+++ b/m4/decoders.m4
@@ -0,0 +1,547 @@
+dnl ---------------------------
+dnl Decoder and Demuxer Plugins
+dnl ---------------------------
+AC_DEFUN([XINE_DECODER_PLUGINS], [
+
+dnl ---------------------------------------------
+dnl mpeg2lib and ffmpeg stuff
+dnl ---------------------------------------------
+
+AC_SUBST(LIBMPEG2_CFLAGS)
+
+AC_ARG_WITH([external-ffmpeg], AS_HELP_STRING([--with-external-ffmpeg], [use external ffmpeg library]))
+
+case "x$with_external_ffmpeg" in
+   xyes)
+      PKG_CHECK_MODULES([FFMPEG], [libavcodec >= 51.20.0])
+      ;;
+   xsoft)
+      with_external_ffmpeg=yes
+      PKG_CHECK_MODULES([FFMPEG], [libavcodec >= 51.20.0], [],
+			[AC_MSG_RESULT(no); with_external_ffmpeg=no])
+      ;;
+esac
+if test "x$with_external_ffmpeg" = "xyes"; then
+   PKG_CHECK_MODULES([FFMPEG_POSTPROC], [libpostproc])
+   AC_SUBST([FFMPEG_CFLAGS])
+   AC_SUBST([FFMPEG_LIBS])
+   AC_SUBST([FFMPEG_POSTPROC_CFLAGS])
+   AC_SUBST([FFMPEG_POSTPROC_LIBS])
+   AC_DEFINE([HAVE_FFMPEG], [1], [Define this if you have ffmpeg library])
+   
+   AC_MSG_NOTICE([
+*********************************************************************
+xine is configured with external ffmpeg.
+
+This requires the same version of ffmpeg what is included in xine and
+you should know what you do. If some problems occur, please try to
+use internal ffmpeg.
+*********************************************************************])
+else
+  AC_MSG_RESULT([using included ffmpeg])
+fi
+AM_CONDITIONAL(HAVE_FFMPEG, test "x$with_external_ffmpeg" = "xyes")
+
+
+AC_ARG_ENABLE([ffmpeg_uncommon_codecs],
+	AS_HELP_STRING([--disable-ffmpeg-uncommon-codecs], [don't build uncommon ffmpeg codecs]))
+AC_ARG_ENABLE([ffmpeg_popular_codecs],
+	AS_HELP_STRING([--disable-ffmpeg-popular-codecs], [don't build popular ffmpeg codecs]))
+
+AM_CONDITIONAL([FFMPEG_DISABLE_UNCOMMON_CODECS], [test "x$enable_ffmpeg_uncommon_codecs" = "xno"])
+AM_CONDITIONAL([FFMPEG_DISABLE_POPULAR_CODECS], [test "x$enable_ffmpeg_popular_codecs" = "xno"])
+
+LIBMPEG2_CFLAGS=""
+
+AC_ARG_ENABLE([mlib],
+	AS_HELP_STRING([--disable-mlib], [do not build Sun mediaLib support]))
+
+AC_ARG_ENABLE([mlib-lazyload],
+	AS_HELP_STRING([--enable-mlib-lazyload], [check for Sun mediaLib at runtime]))
+
+if test "x$enable_mlib" != xno; then
+    if test "x$MLIBHOME" = x; then
+	mlibhome=/opt/SUNWmlib
+    else
+	mlibhome="$MLIBHOME"
+    fi
+
+    AC_CHECK_LIB(mlib, mlib_VideoAddBlock_U8_S16,
+	[ saved_CPPFLAGS="$CPPFLAGS"
+	  CPPFLAGS="$CPPFLAGS -I$mlibhome/include"
+	  AC_CHECK_HEADER(mlib_video.h,
+	       [ if test "x$enable_mlib_lazyload" = xyes; then
+		     if test "$GCC" = yes; then
+			 MLIB_LIBS="-L$mlibhome/lib -Wl,-z,lazyload,-lmlib,-z,nolazyload"
+		     else
+			 MLIB_LIBS="-L$mlibhome/lib -z lazyload -lmlib -z nolazyload"
+		     fi
+		     AC_DEFINE(MLIB_LAZYLOAD,1,[Define this if you want to load mlib lazily])
+		 else
+		     MLIB_LIBS="-L$mlibhome/lib -lmlib"
+		 fi
+		 MLIB_CFLAGS="-I$mlibhome/include"
+		 LIBMPEG2_CFLAGS="$LIBMPEG2_CFLAGS $MLIB_CFLAGS" 
+		 LIBFFMPEG_CFLAGS="$LIBFFMPEG_CFLAGS $MLIB_CFLAGS"
+		 AC_DEFINE(HAVE_MLIB,1,[Define this if you have mlib installed])
+		 AC_DEFINE(LIBMPEG2_MLIB,1,[Define this if you have mlib installed])
+		 ac_have_mlib=yes
+	       ],)
+	  CPPFLAGS="$saved_CPPFLAGS"
+	], , -L$mlibhome/lib)
+fi
+AM_CONDITIONAL(HAVE_MLIB, test "x$ac_have_mlib" = "xyes")
+AC_SUBST(MLIB_LIBS)
+AC_SUBST(MLIB_CFLAGS)
+
+dnl ---------------------------------------------
+dnl Ogg/Vorbis libs.
+dnl ---------------------------------------------
+
+AC_ARG_WITH([vorbis],
+	AS_HELP_STRING([--without-vorbis], [Build without Vorbis audio decoder]))
+
+if test "x$with_vorbis" != "xno"; then
+   PKG_CHECK_MODULES([VORBIS], [ogg vorbis], [have_vorbis=yes], [have_vorbis=no])
+   if test "x$with_vorbis" = "xyes" && test "x$have_vorbis" = "xno"; then
+      AC_MSG_ERROR([Vorbis support requested, but libvorbis not found])
+   fi
+fi
+AM_CONDITIONAL([HAVE_VORBIS], [test "x$have_vorbis" = "xyes"])
+
+AC_SUBST([VORBIS_CFLAGS])
+AC_SUBST([VORBIS_LIBS])
+
+dnl ---------------------------------------------
+dnl Ogg/Theora libs.
+dnl ---------------------------------------------
+
+AC_ARG_WITH([theora],
+	AS_HELP_STRING([--without-theora], [Build without Theora video decoder]))
+
+if test "x$with_theora" != "xno"; then
+   PKG_CHECK_MODULES([THEORA], [ogg theora], [have_theora=yes], [have_theora=no])
+   if test "x$with_theora" = "xyes" && test "x$have_theora" = "xno"; then
+      AC_MSG_ERROR([Theora support requested, but libtheora not found])
+   elif test "x$have_theora" = "xyes"; then
+      AC_DEFINE([HAVE_THEORA], [1], [Define this if you have theora])
+   fi
+fi
+AM_CONDITIONAL([HAVE_THEORA], [test "x$have_theora" = "xyes"])
+
+AC_SUBST([THEORA_CFLAGS])
+AC_SUBST([THEORA_LIBS])
+
+dnl ---------------------------------------------
+dnl Ogg/Speex libs.
+dnl ---------------------------------------------
+AC_ARG_WITH([speex],
+	AS_HELP_STRING([--without-speex], [Build without Speex audio decoder]))
+
+if test "x$with_speex" != "xno"; then
+   PKG_CHECK_MODULES([SPEEX], [ogg speex], [have_speex=yes], [have_speex=no])
+   if test "x$with_speex" = "xyes" && test "x$have_speex" = "xno"; then
+      AC_MSG_ERROR([Speex support requested, but libspeex not found])
+   elif test "x$have_speex" = "xyes"; then
+      AC_DEFINE([HAVE_SPEEX], [1], [Define this if you have speex])
+   fi
+fi
+AM_CONDITIONAL([HAVE_SPEEX], [test "x$have_speex" = "xyes"])
+
+AC_SUBST([SPEEX_CFLAGS])
+AC_SUBST([SPEEX_LIBS])
+
+dnl ---------------------------------------------
+dnl check for libFLAC
+dnl ---------------------------------------------
+
+AC_ARG_WITH([libflac],
+  AS_HELP_STRING([--with-libflac], [build libFLAC-based decoder and demuxer]))
+
+have_libflac="no"
+if test "x$with_libflac" = "xyes"; then
+  AM_PATH_LIBFLAC([have_libflac="yes"])
+fi
+
+AM_CONDITIONAL([HAVE_LIBFLAC], [test "x$have_libflac" = "xyes"])
+
+dnl ---------------------------------------------
+dnl External version of a52dec
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE(a52dec, AS_HELP_STRING([--disable-a52dec], [Disable support for a52dec decoding library (default: enabled)]),
+              [enable_a52dec="$enableval"], [enable_a52dec="yes"])
+AC_ARG_WITH(external-a52dec, AS_HELP_STRING([--with-external-a52dec], [use external a52dec library (not recommended)]),
+            [external_a52dec="$withval"], [external_a52dec="no"])
+
+have_a52="no"
+
+if test "x$enable_a52dec" = "xno"; then
+  AC_MSG_RESULT([a52dec support disabled])
+elif test "x$external_a52dec" = "xyes"; then
+  have_a52="yes"
+  AC_CHECK_HEADERS([a52dec/a52.h a52dec/a52_internal.h],, have_a52="no",
+[
+  #ifdef HAVE_SYS_TYPES_H
+  # include <sys/types.h>
+  #endif
+  #ifdef HAVE_INTTYPES_H
+  # include <inttypes.h>
+  #endif
+  #ifdef HAVE_STDINT_H
+  # include <stdint.h>
+  #endif
+
+  #include <a52dec/a52.h>
+])
+  SAVE_LIBS="$LIBS"
+  AC_CHECK_LIB([a52], [a52_init],, have_a52="no", [-lm])
+  LIBS="$SAVE_LIBS"
+
+  if test "x$have_a52" = "xno"; then
+    AC_MSG_RESULT([*** no usable version of a52dec found, using internal copy ***])
+  fi
+else
+  AC_MSG_RESULT([Use included a52dec support])
+fi
+
+AM_CONDITIONAL(A52, test "x$enable_a52dec" = "xyes")
+AM_CONDITIONAL(EXTERNAL_A52DEC, test "x$have_a52" = "xyes")
+
+dnl ---------------------------------------------
+dnl External version of libmad
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE(mad, AS_HELP_STRING([--disable-mad], [Disable support for MAD decoding library (default: enabled)]),
+              [enable_libmad="$enableval"], [enable_libmad="yes"])
+AC_ARG_WITH(external-libmad, AS_HELP_STRING([--with-external-libmad], [use external libmad library (not recommended)]),
+            [external_libmad="$withval"], [external_libmad="no"])
+
+have_mad="no"
+
+if test "x$enable_libmad" = "xno"; then
+  AC_MSG_RESULT([libmad support disabled])
+elif test "x$external_libmad" = "xyes"; then
+  PKG_CHECK_MODULES(LIBMAD, [mad], have_mad=yes, have_mad=no)
+  AC_CHECK_HEADERS([mad.h])
+  AC_SUBST(LIBMAD_LIBS)
+  AC_SUBST(LIBMAD_CFLAGS)
+  if test "x$have_mad" = "xno"; then
+    AC_MSG_RESULT([*** no usable version of libmad found, using internal copy ***])
+  fi
+else
+  AC_MSG_RESULT([Use included libmad support])
+  case "$host_or_hostalias" in
+    i?86-* | k?-* | athlon-* | pentium*-)
+      AC_DEFINE(FPM_INTEL,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    x86_64-*)
+      AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    ppc-* | powerpc-*) 
+      AC_DEFINE(FPM_PPC,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    sparc*-*)
+      if test "$GCC" = yes; then
+        AC_DEFINE(FPM_SPARC,1,[Define to select libmad fixed point arithmetic implementation])
+      else
+        AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
+      fi
+      ;;
+    mips-*)
+      AC_DEFINE(FPM_MIPS,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    alphaev56-* | alpha* | ia64-* | hppa*-linux-*)
+      AC_DEFINE(FPM_64BIT,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    arm*-*)
+      AC_DEFINE(FPM_ARM,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+    *)
+      AC_DEFINE(FPM_DEFAULT,1,[Define to select libmad fixed point arithmetic implementation])
+      ;;
+  esac
+fi
+
+AM_CONDITIONAL(MAD, test "x$enable_libmad" = "xyes")
+AM_CONDITIONAL(EXTERNAL_LIBMAD, test "x$have_mad" = "xyes")
+
+dnl ---------------------------------------------
+dnl External libmpcdec support
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE([musepack], AS_HELP_STRING([--disable-musepack], [Disable support for MusePack decoding (default: enabled)]))
+AC_ARG_WITH([external-libmpcdec], AS_HELP_STRING([--with-external-libmpcdec], [Use external libmpc library]))
+
+if test "x$enable_musepack" = "xno"; then
+   AC_MSG_RESULT([musepack support disabled])
+elif test "x$with_external_libmpcdec" = "xyes"; then
+   AC_CHECK_LIB([mpcdec], [mpc_decoder_decode], [have_mpcdec=yes])
+   AC_CHECK_HEADERS([mpcdec/mpcdec.h], , [have_mpcdec=no])
+   if test "x$have_mpcdec" != "xyes"; then
+      AC_MSG_ERROR([Unable to find mpcdec])
+   fi
+   MPCDEC_LIBS="-lmpcdec"
+   MPCDEC_CFLAGS=""
+else
+   AC_MSG_RESULT([Use included libmusepack])
+   MPCDEC_CFLAGS='-I$(top_srcdir)/contrib/libmpcdec'
+   MPCDEC_LIBS='$(top_builddir)/contrib/libmpcdec/libmpcdec.la'
+   MPCDEC_DEPS='$(top_builddir)/contrib/libmpcdec/libmpcdec.la'
+fi
+
+AC_SUBST(MPCDEC_LIBS)
+AC_SUBST(MPCDEC_DEPS)
+AC_SUBST(MPCDEC_CFLAGS)
+
+AM_CONDITIONAL([MUSEPACK], [test "x$enable_musepack" != "xno"])
+AM_CONDITIONAL([EXTERNAL_MPCDEC], [test "x$have_mpcdec" = "xyes"])
+
+dnl ---------------------------------------------
+dnl MNG libs.
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE([mng],
+  AS_HELP_STRING([--disable-mng], [do not build mng support]),
+  [with_mng=$enableval], [with_mng=yes])
+
+if test "x$with_mng" = "xyes"; then
+  AC_CHECK_LIB(mng, mng_initialize,
+	[ AC_CHECK_HEADER(libmng.h,
+		[ have_libmng=yes
+		  MNG_LIBS="-lmng" ], 
+		AC_MSG_RESULT([*** All libmng dependent parts will be disabled ***]))],
+	AC_MSG_RESULT([*** All libmng dependent parts will be disabled ***]))
+  AC_SUBST(MNG_LIBS)
+else
+  have_libmng=no
+fi
+AM_CONDITIONAL(HAVE_LIBMNG, test "x$have_libmng" = "xyes")
+
+dnl ---------------------------------------------
+dnl MagickWand API of Imagemagick.
+dnl ---------------------------------------------
+
+AC_ARG_WITH([imagemagick],
+	AS_HELP_STRING([--without-imagemagick], [Build without ImageMagick image decoder]))
+
+if test "x$with_imagemagick" != "xno"; then
+   PKG_CHECK_MODULES([WAND], [Wand], [have_imagemagick=yes], [have_imagemagick=no])
+   if test "x$with_imagemagick" = "xyes" && test "x$have_imagemagick" = "xno"; then
+      AC_MSG_ERROR([ImageMagick support requested, but Wand not found])
+   elif test "x$have_imagemagick" = "xyes"; then
+      AC_DEFINE([HAVE_WAND], [1], [Define this if you have ImageMagick installed])
+   fi
+fi
+
+AM_CONDITIONAL([HAVE_WAND], [test "x$have_imagemagick" = "xyes"])
+AC_SUBST(WAND_CFLAGS)
+AC_SUBST(WAND_LIBS)
+
+dnl ---------------------------------------------
+dnl freetype2 lib.
+dnl ---------------------------------------------
+AC_ARG_WITH([freetype],
+	AS_HELP_STRING([--with-freetype], [Build with FreeType2 library]))
+
+if test "x$with_freetype" = "xyes"; then
+   PKG_CHECK_MODULES([FT2], [freetype2], [have_freetype=yes], [have_freetype=no])
+   if test "x$have_freetype" = "xno"; then
+      AC_MSG_ERROR([FreeType2 support requested but FreeType2 library not found])
+   elif test "x$have_freetype" = "xyes"; then
+      AC_DEFINE([HAVE_FT2], [1], [Define this if you have freetype2 library])
+   fi
+fi
+AC_SUBST([FT2_CFLAGS])
+AC_SUBST([FT2_LIBS])
+
+dnl ---------------------------------------------
+dnl fontconfig
+dnl ---------------------------------------------
+AC_ARG_WITH([fontconfig],
+	AS_HELP_STRING([--with-fontconfig], [Build with fontconfig library]))
+
+if test "x$with_fontconfig" = "xyes"; then
+   if test "x$have_freetype" != "xyes"; then
+      AC_MSG_ERROR([fontconfig support requested, but FreeType2 not enabled.])
+   fi
+
+   PKG_CHECK_MODULES([FONTCONFIG], [fontconfig], [have_fontconfig=yes], [have_fontconfig=no])
+   if test "x$have_fontconfig" = "xno"; then
+      AC_MSG_ERROR([fontconfig support requested but fontconfig library not found])
+   elif test "x$have_fontconfig" = "xyes"; then
+      AC_DEFINE([HAVE_FONTCONFIG], [1], [Define this if you have fontconfig library])
+   fi
+fi
+AC_SUBST([FONTCONFIG_CFLAGS])
+AC_SUBST([FONTCONFIG_LIBS])
+
+
+dnl ---------------------------------------------
+dnl gdk-pixbuf support
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE([gdkpixbuf],
+   AS_HELP_STRING([--disable-gdkpixbuf], [do not build gdk-pixbuf support]))
+
+if test "x$enable_gdkpixbuf" != "xno"; then
+  PKG_CHECK_MODULES(GDK_PIXBUF, gdk-pixbuf-2.0,
+                no_gdkpixbuf=no,
+		no_gdkpixbuf=yes)
+  AC_SUBST(GDK_PIXBUF_CFLAGS)
+  AC_SUBST(GDK_PIXBUF_LIBS)
+  if test "x$no_gdkpixbuf" != "xyes"; then
+    AC_DEFINE(HAVE_GDK_PIXBUF,1,[Define this if you have gdk-pixbuf installed])
+  else
+    AC_MSG_RESULT(*** All of the gdk-pixbuf dependent parts will be disabled ***)
+  fi
+else
+  no_gdkpixbuf=yes
+fi
+AM_CONDITIONAL(HAVE_GDK_PIXBUF, test "x$no_gdkpixbuf" != "xyes")
+
+dnl ---------------------------------------------
+dnl ASF build can be optional
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE([asf], AS_HELP_STRING([--disable-asf], [do not build ASF demuxer]))
+AM_CONDITIONAL(BUILD_ASF, test "x$enable_asf" != "xno")
+
+
+dnl ---------------------------------------------
+dnl FAAD build can be optional
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE([faad], AS_HELP_STRING([--disable-faad], [do not build FAAD decoder]))
+AM_CONDITIONAL(BUILD_FAAD, test "x$enable_faad" != "xno")
+
+dnl ---------------------------------------------
+dnl Optional and external libdts
+dnl ---------------------------------------------
+
+AC_ARG_ENABLE(dts, AS_HELP_STRING([--disable-dts], [Disable support for DTS decoding library (default: enabled)]),
+              [enable_libdts="$enableval"], [enable_libdts="yes"])
+AC_ARG_WITH(external-libdts, AS_HELP_STRING([--with-external-libdts], [use external libdts/libdca library (not recommended)]),
+            [external_libdts="$withval"], [external_libdts="no"])
+
+have_dts="no"
+
+if test "x$enable_libdts" = "xno"; then
+  AC_MSG_RESULT([libdts support disabled])
+elif test "x$external_libdts" = "xyes"; then
+  PKG_CHECK_MODULES(LIBDTS, [libdts], have_dts=yes, have_dts=no)
+  if test "x$have_dts" = "xno"; then
+    AC_MSG_RESULT([*** no usable version of libdts found, using internal copy ***])
+  fi
+else
+  AC_MSG_RESULT([Use included libdts support])
+  LIBDTS_CFLAGS='-I$(top_srcdir)/contrib/libdca/include'
+  LIBDTS_DEPS='$(top_builddir)/contrib/libdca/libdca.la'
+  LIBDTS_LIBS='$(top_builddir)/contrib/libdca/libdca.la'
+fi
+
+AC_SUBST(LIBDTS_LIBS)
+AC_SUBST(LIBDTS_DEPS)
+AC_SUBST(LIBDTS_CFLAGS)
+
+AM_CONDITIONAL(DTS, test "x$enable_libdts" = "xyes")
+AM_CONDITIONAL(EXTERNAL_LIBDTS, test "x$have_dts" = "xyes")
+
+dnl ---------------------------------------------
+dnl libmodplug support 
+dnl ---------------------------------------------
+AC_ARG_ENABLE([modplug],
+  AS_HELP_STRING([--enable-modplug], [Enable modplug support]) )
+
+if test "x$enable_modplug" != "xno"; then
+  PKG_CHECK_MODULES([LIBMODPLUG], [libmodplug >= 0.7],
+    AC_DEFINE([HAVE_MODPLUG], 1, [define this if you have libmodplug installed]),
+    [enable_modplug=no])
+fi
+
+AC_SUBST(LIBMODPLUG_CFLAGS)
+AC_SUBST(LIBMODPLUG_LIBS)
+dnl AM_CONDITIONAL(HAVE_MODPLUG, [test "x$have_modplug" = x"yes"])
+
+dnl ---------------------------------------------
+dnl Wavpack library
+dnl ---------------------------------------------
+AC_ARG_WITH([wavpack],
+   AS_HELP_STRING([--with-wavpack], [Enable Wavpack decoder (requires libwavpack)]) )
+
+if test "x$with_wavpack" = "xyes"; then
+   PKG_CHECK_MODULES([WAVPACK], [wavpack], [have_wavpack=yes])
+fi
+
+AM_CONDITIONAL([HAVE_WAVPACK], [test "x$have_wavpack" = "xyes"])
+
+
+dnl --------------------------------------------
+dnl Real binary codecs support
+dnl --------------------------------------------
+
+AC_ARG_ENABLE([real-codecs],
+	AS_HELP_STRING([--disable-real-codecs], [Disable Real binary codecs support]))
+AC_ARG_WITH([real-codecs-path],
+	AS_HELP_STRING([--with-real-codecs-path=dir], [Specify directory for Real binary codecs]), [
+		AC_DEFINE_UNQUOTED([REAL_CODEC_PATH], ["$withval"], [Specified path for Real binary codecs])
+	])
+
+dnl On some systems, we cannot enable Real codecs support to begin with.
+dnl This includes Darwin, that uses Mach-O rather than ELF.
+case $host_or_hostalias in
+     *-darwin*) enable_real_codecs="no" ;;
+esac
+
+if test "x$enable_real_codecs" != "xno"; then
+   dnl For those that have a replacement, break at the first one found
+   AC_CHECK_SYMBOLS([__environ _environ environ], [break], [need_weak_aliases=yes])
+   AC_CHECK_SYMBOLS([stderr __stderrp], [break], [need_weak_aliases=yes])
+
+   dnl For these there are no replacements
+   AC_CHECK_SYMBOLS([___brk_addr __ctype_b])
+
+   if test "x$need_weak_aliases" = "xyes"; then
+      CC_ATTRIBUTE_ALIAS(, [AC_MSG_ERROR([You need weak aliases support for Real codecs on your platform])])
+   fi
+fi
+
+AM_CONDITIONAL([ENABLE_REAL], [test "x$enable_real_codecs" != "xno"])
+
+dnl ---------------------------------------------
+dnl For win32 libraries location, needed by libw32dll.
+dnl ---------------------------------------------
+
+AC_ARG_WITH([w32-path],
+  AS_HELP_STRING([--with-w32-path=path], [location of Win32 binary codecs]),
+  [w32_path="$withval"], [w32_path="/usr/lib/codecs"])
+AC_SUBST(w32_path)
+
+AC_ARG_ENABLE([w32dll],
+  AS_HELP_STRING([--disable-w32dll], [Disable Win32 DLL support]),
+  , [enable_w32dll=$with_gnu_as])
+
+case $host_or_hostalias in
+   *-mingw* | *-cygwin)
+     enable_w32dll="no" ;;
+   i?86-* | k?-* | athlon-* | pentium*-)
+     if test "x$enable_w32dll" != "xno"; then
+	CC_PROG_AS
+     fi
+     test "x$enable_w32dll" = "x" && \
+       enable_w32dll="$with_gnu_as"
+     ;;
+   *)
+     enable_w32dll="no" ;;
+esac
+
+if test "x$enable_w32dll" = "xyes" && \
+   test "x$with_gnu_as" = "xno"; then
+
+   AC_MSG_ERROR([You need GNU as to enable Win32 codecs support])
+fi
+
+AM_CONDITIONAL(HAVE_W32DLL, test "x$enable_w32dll" != "xno")
+AM_CONDITIONAL([BUILD_DMX_IMAGE], [test "x$have_imagemagick" = "xyes" -o "x$no_gdkpixbuf" != "xyes"])
+
+])