caps refcounting fixes for float2int fixed wrt setting of caps on int pad with...

caps refcounting fixes for float2int fixed wrt setting of caps on int pad with dynamic number of sink pads in float2i...

Original commit message from CVS:
* caps refcounting fixes for float2int
* fixed wrt setting of caps on int pad with dynamic number of sink pads in float2int
* added libsndfile plugin (currently only the src is implemented) - currently only float output, noninterleaved is implemented

configure.ac

@@ -425,10 +425,10 @@ GST_CHECK_FEATURE(XVIDEO, [X11 XVideo extensions], xvideosink, [
   CFLAGS=$X_CFLAGS
 
   dnl check for PIC static lib
-  GST_CHECK_LIBHEADER(XVIDEO, Xv_pic, XvQueryExtension, $X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS, X11/extensions/Xvlib.h, XVIDEO_LIBS="-lXv_pic -lXext")
+  GST_CHECK_LIBHEADER(XVIDEO, Xv_pic, XvQueryExtension, $X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS, X11/extensions/Xv.h, XVIDEO_LIBS="-lXv_pic -lXext")
   if test x$HAVE_XVIDEO = xno; then
     dnl PIC lib not found, check for regular lib
-    GST_CHECK_LIBHEADER(XVIDEO, Xv, XvQueryExtension, $X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS, X11/extensions/Xvlib.h, XVIDEO_LIBS="-lXv -lXext")
+    GST_CHECK_LIBHEADER(XVIDEO, Xv, XvQueryExtension, $X_LIBS $X_PRE_LIBS -lXext -lX11 $X_EXTRA_LIBS, X11/extensions/Xv.h, XVIDEO_LIBS="-lXv -lXext")
   fi
   AC_SUBST(XVIDEO_LIBS)
 
@@ -495,8 +495,7 @@ GST_CHECK_FEATURE(AUDIOFILE, [audiofile], afsink afsrc, [
     GST_CHECK_CONFIGPROG(AUDIOFILE, audiofile-config)
     dnl we need this function
     AC_CHECK_LIB(audiofile, afOpenVirtualFile, , HAVE_AUDIOFILE="no")
-  fi
-])
+  fi])
 
 dnl *** CDParanoia ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_CDPARANOIA, true)
@@ -928,6 +927,14 @@ GST_CHECK_FEATURE(LIBPNG, [snapshot plug-in], snapshot, [
   AC_SUBST(LIBPNG_LIBS)
 ])
 
+dnl *** sndfile ***
+translit(dnm, m, l) AM_CONDITIONAL(USE_SNDFILE, true)
+GST_CHECK_FEATURE(SNDFILE, [sndfile plug-in], sfsrc sfsink, [
+  PKG_CHECK_MODULES(SNDFILE, sndfile >= 1.0.0, HAVE_SNDFILE="yes", HAVE_SNDFILE="no")
+  AC_SUBST(SNDFILE_CFLAGS)
+  AC_SUBST(SNDFILE_LIBS)
+])
+
 dnl *** swfdec ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_SWFDEC, true)
 GST_CHECK_FEATURE(SWFDEC, [swfdec plug-in], swfdec, [
@@ -1270,6 +1277,7 @@ ext/shout2/Makefile
 ext/sidplay/Makefile
 ext/smoothwave/Makefile
 ext/snapshot/Makefile
+ext/sndfile/Makefile
 ext/swfdec/Makefile
 ext/vorbis/Makefile
 ext/tarkin/Makefile

ext/Makefile.am

@@ -214,6 +214,12 @@ else
 SMOOTHWAVE_DIR=
 endif
 
+if USE_SNDFILE
+SNDFILE_DIR=sndfile
+else
+SNDFILE_DIR=
+endif
+
 if USE_SWFDEC
 SWFDEC_DIR=swfdec
 else