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-rw-r--r--m4/gst-matroska.m4262
1 files changed, 262 insertions, 0 deletions
diff --git a/m4/gst-matroska.m4 b/m4/gst-matroska.m4
new file mode 100644
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--- /dev/null
+++ b/m4/gst-matroska.m4
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+# Configure paths for libebml
+
+dnl PATH_EBML([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl Test for libebml, and define EBML_CFLAGS and EBML_LIBS
+dnl
+AC_DEFUN(PATH_EBML,
+[dnl
+dnl Get the cflags and libraries
+dnl
+AC_ARG_WITH(ebml-prefix,[ --with-ebml-prefix=PFX Prefix where libebml is installed (optional)], ebml_prefix="$withval", ebml_prefix="")
+AC_ARG_WITH(ebml-include,[ --with-ebml-include=DIR Path to where the libebml include files installed (optional)], ebml_include="$withval", ebml_include="")
+AC_ARG_WITH(ebml-lib,[ --with-ebml-lib=DIR Path to where the libebml library installed (optional)], ebml_lib="$withval", ebml_lib="")
+AC_ARG_ENABLE(ebmltest, [ --disable-ebmltest Do not try to compile and run a test EBML program],, enable_ebmltest=yes)
+
+ if test "x$ebml_prefix" != "x"; then
+ ebml_args="$ebml_args --prefix=$ebml_prefix"
+ if test "x$ebml_include" != "x"; then
+ EBML_CFLAGS="-I$ebml_include"
+ else
+ EBML_CFLAGS="-I$ebml_prefix/include"
+ fi
+ if test "x$ebml_lib" != "x"; then
+ EBML_LIBS="-L$ebml_lib"
+ else
+ EBML_LIBS="-L$ebml_prefix/lib"
+ fi
+ elif test "x$prefix" != "xNONE"; then
+ ebml_args="$ebml_args --prefix=$prefix"
+ if test "x$ebml_include" != "x"; then
+ EBML_CFLAGS="-I$ebml_include"
+ else
+ EBML_CFLAGS="-I$prefix/include"
+ fi
+ if test "x$ebml_lib" != "x"; then
+ EBML_LIBS="-L$ebml_lib"
+ else
+ EBML_LIBS="-L$prefix/lib"
+ fi
+ else
+ if test "x$ebml_include" != "x"; then
+ EBML_CFLAGS="-I$ebml_include"
+ else
+ EBML_CFLAGS="-I/usr/include/ebml -I/usr/local/include/ebml"
+ fi
+ if test "x$ebml_lib" != "x"; then
+ EBML_LIBS="-L$ebml_lib"
+ else
+ EBML_LIBS="-L/usr/local/lib"
+ fi
+ fi
+
+ EBML_LIBS="$EBML_LIBS -lebml"
+
+ AC_MSG_CHECKING(for EBML)
+ no_ebml=""
+
+
+ if test "x$enable_ebmltest" = "xyes" ; then
+ ac_save_CFLAGS="$CFLAGS"
+ ac_save_LIBS="$LIBS"
+ CFLAGS="$CFLAGS $EBML_CFLAGS"
+ LIBS="$LIBS $EBML_LIBS"
+dnl
+dnl Now check if the installed EBML is sufficiently new.
+dnl
+ rm -f conf.ebmltest
+ AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <EbmlConfig.h>
+
+int main ()
+{
+ system("touch conf.ebmltest");
+ return 0;
+}
+
+],, no_ebml=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+
+ if test "x$no_ebml" = "x" ; then
+ AC_MSG_RESULT(yes)
+ ifelse([$1], , :, [$1])
+ else
+ AC_MSG_RESULT(no)
+ if test -f conf.ebmltest ; then
+ :
+ else
+ echo "*** Could not run Ebml test program, checking why..."
+ CFLAGS="$CFLAGS $EBML_CFLAGS"
+ LIBS="$LIBS $EBML_LIBS"
+ AC_TRY_LINK([
+#include <stdio.h>
+#include <EbmlConfig.h>
+], [ return 0; ],
+ [ echo "*** The test program compiled, but did not run. This usually means"
+ echo "*** that the run-time linker is not finding EBML or finding the wrong"
+ echo "*** version of EBML. If it is not finding EBML, you'll need to set your"
+ echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+ echo "*** to the installed location Also, make sure you have run ldconfig if that"
+ echo "*** is required on your system"
+ echo "***"
+ echo "*** If you have an old version installed, it is best to remove it, although"
+ echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
+ [ echo "*** The test program failed to compile or link. See the file config.log for the"
+ echo "*** exact error that occured. This usually means EBML was incorrectly installed"
+ echo "*** or that you have moved EBML since it was installed." ])
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+ EBML_CFLAGS=""
+ EBML_LIBS=""
+ ifelse([$2], , :, [$2])
+ fi
+ AC_SUBST(EBML_CFLAGS)
+ AC_SUBST(EBML_LIBS)
+ rm -f conf.ebmltest
+])
+
+# Configure paths for libmatroska
+
+dnl PATH_MATROSKA(MIN_VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl Test for libmatroska, and define MATROSKA_CFLAGS and MATROSKA_LIBS
+dnl
+AC_DEFUN(PATH_MATROSKA,
+[dnl
+dnl Get the cflags and libraries
+dnl
+AC_ARG_WITH(matroska-prefix,[ --with-matroska-prefix=PFX Prefix where libmatroska is installed (optional)], matroska_prefix="$withval", matroska_prefix="")
+AC_ARG_WITH(matroska-include,[ --with-matroska-include=DIR Path to where the libmatroska include files installed (optional)], matroska_include="$withval", matroska_include="")
+AC_ARG_WITH(matroska-lib,[ --with-matroska-lib=DIR Path to where the libmatroska library installed (optional)], matroska_lib="$withval", matroska_lib="")
+AC_ARG_ENABLE(matroskatest, [ --disable-matroskatest Do not try to compile and run a test Matroska program],, enable_matroskatest=yes)
+
+ if test "x$matroska_prefix" != "x"; then
+ matroska_args="$matroska_args --prefix=$matroska_prefix"
+ if test "x$matroska_include" != "x"; then
+ MATROSKA_CFLAGS="-I$matroska_include"
+ else
+ MATROSKA_CFLAGS="-I$matroska_prefix/include"
+ fi
+ if test "x$matroska_lib" != "x"; then
+ MATROSKA_LIBS="-L$matroska_lib"
+ else
+ MATROSKA_LIBS="-L$matroska_prefix/lib"
+ fi
+ elif test "x$prefix" != "xNONE"; then
+ matroska_args="$matroska_args --prefix=$prefix"
+ if test "x$matroska_include" != "x"; then
+ MATROSKA_CFLAGS="-I$matroska_include"
+ else
+ MATROSKA_CFLAGS="-I$prefix/include"
+ fi
+ if test "x$matroska_lib" != "x"; then
+ MATROSKA_LIBS="-L$matroska_lib"
+ else
+ MATROSKA_LIBS="-L$prefix/lib"
+ fi
+ else
+ if test "x$matroska_include" != "x"; then
+ MATROSKA_CFLAGS="-I$matroska_include"
+ else
+ MATROSKA_CFLAGS="-I/usr/include/matroska -I/usr/local/include/matroska"
+ fi
+ if test "x$matroska_lib" != "x"; then
+ MATROSKA_LIBS="-L$matroska_lib"
+ else
+ MATROSKA_LIBS="-L/usr/local/lib"
+ fi
+ fi
+
+ MATROSKA_LIBS="$MATROSKA_LIBS -lmatroska"
+
+ AC_MSG_CHECKING(for Matroska)
+ no_matroska=""
+
+
+ if test "x$enable_matroskatest" = "xyes" ; then
+ ac_save_CXXFLAGS="$CXXFLAGS"
+ ac_save_LIBS="$LIBS"
+ CXXFLAGS="$CXXFLAGS $MATROSKA_CFLAGS $EBML_CFLAGS"
+ LIBS="$LIBS $MATROSKA_LIBS $EBML_LIBS"
+dnl
+dnl Now check if the installed Matroska is sufficiently new.
+dnl
+ rm -f conf.matroskatest
+ AC_LANG_CPLUSPLUS
+ AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <EbmlConfig.h>
+#include <KaxVersion.h>
+
+using namespace LIBMATROSKA_NAMESPACE;
+
+int main ()
+{
+ FILE *f;
+ f = fopen("conf.matroskatest", "wb");
+ if (f == NULL)
+ return 1;
+ fprintf(f, "%s\n", KaxCodeVersion.c_str());
+ fclose(f);
+ return 0;
+}
+
+],, no_matroska=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+ AC_LANG_C
+ CXXFLAGS="$ac_save_CXXFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+
+ if test "x$no_matroska" = "x" -a -f conf.matroskatest ; then
+ AC_MSG_RESULT(yes)
+
+ AC_MSG_CHECKING(Matroska version)
+
+ matroska_version=`cat conf.matroskatest`
+ mk_MAJVER=`echo $1 | cut -d"." -f1`
+ mk_MINVER=`echo $1 | cut -d"." -f2`
+ mk_RELVER=`echo $1 | cut -d"." -f3`
+ mver_ok=`sed 's;\.;\ ;g' < conf.matroskatest | (read -a mver
+ if test ${mver[[0]]} -gt $mk_MAJVER ; then
+ mver_ok=1
+ elif test ${mver[[0]]} -lt $mk_MAJVER ; then
+ mver_ok=0
+ else
+ if test ${mver[[1]]} -gt $mk_MINVER ; then
+ mver_ok=1
+ elif test ${mver[[1]]} -lt $mk_MINVER ; then
+ mver_ok=0
+ else
+ if test ${mver[[2]]} -ge $mk_RELVER ; then
+ mver_ok=1
+ else
+ mver_ok=0
+ fi
+ fi
+ fi
+ echo $mver_ok )`
+ if test "$mver_ok" = "1" ; then
+ AC_MSG_RESULT($matroska_version ok)
+ ifelse([$2], , :, [$2])
+ else
+ AC_MSG_RESULT($matroska_version too old)
+ echo '*** Your Matroska version is too old. Upgrade to at least version'
+ echo '*** $1 and re-run configure.'
+ ifelse([$3], , :, [$3])
+ fi
+
+ else
+ AC_MSG_RESULT(no)
+ ifelse([$3], , :, [$3])
+ fi
+
+ AC_SUBST(MATROSKA_CFLAGS)
+ AC_SUBST(MATROSKA_LIBS)
+ rm -f conf.matroskatest
+])