drop mpeg2dec 0.2.1 support in favor of 0.3.0.

Original commit message from CVS:
drop mpeg2dec 0.2.1 support in favor of 0.3.0.
keeping old code around in cvs for a while just in case someone needs it.

2 files changed, 18 insertions, 95 deletions

diff --git a/configure.ac b/configure.ac
index bb63a3d71..6e9958ede 100644
--- a/configure.ac
+++ b/configure.ac
@@ -690,7 +690,24 @@ GST_CHECK_FEATURE(MJPEGTOOLS, [mjpegtools], jpegmmxenc jpegmmxdec, [
 dnl *** mpeg2dec ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_MPEG2DEC, true)
 GST_CHECK_FEATURE(MPEG2DEC, [mpeg2dec], mpeg2dec, [
-  AC_CHECK_MPEG2DEC(HAVE_MPEG2DEC=yes, HAVE_MPEG2DEC=no)
+  PKG_CHECK_MODULES(LIBMPEG2, libmpeg2 >= 0.3.0,
+      HAVE_LIBMPEG2="yes", HAVE_LIBMPEG2="no")
+  AC_SUBST(LIBMPEG2_CFLAGS)
+  AC_SUBST(LIBMPEG2_LIBS)
+
+  PKG_CHECK_MODULES(LIBCPUACCEL, libcpuaccel >= 0.3.0,
+      HAVE_LIBCPUACCEL="yes", HAVE_LIBCPUACCEL="no")
+  AC_SUBST(LIBCPUACCEL_CFLAGS)
+  AC_SUBST(LIBCPUACCEL_LIBS)
+
+  HAVE_MPEG2DEC="no"
+  if test x$HAVE_LIBMPEG2 = xyes -a x$HAVE_LIBCPUACCEL = xyes; then
+    HAVE_MPEG2DEC="yes"
+    MPEG2DEC_CFLAGS="$LIBMPEG2_CFLAGS $LIBCPUACCEL_CFLAGS"
+    MPEG2DEC_LIBS="$LIBMPEG2_LIBS $LIBCPUACCEL_LIBS"
+    AC_SUBST(MPEG2DEC_CFLAGS)
+    AC_SUBST(MPEG2DEC_LIBS)
+  fi
 ])
 
 dnl *** openquicktime ***
diff --git a/m4/mpeg2dec.m4 b/m4/mpeg2dec.m4
deleted file mode 100644
index 508f49132..000000000
--- a/m4/mpeg2dec.m4
+++ /dev/null
@@ -1,94 +0,0 @@
-dnl MPEG2DEC_CHECK-LIBHEADER(FEATURE-NAME, LIB-NAME, LIB-FUNCTION, HEADER-NAME,
-dnl                          ACTION-IF-FOUND, ACTION-IF-NOT-FOUND,
-dnl                          EXTRA-LDFLAGS, EXTRA-CPPFLAGS, INCLUDES)
-dnl
-dnl FEATURE-NAME        - feature name; library and header files are treated
-dnl                       as feature, which we look for
-dnl LIB-NAME            - library name as in AC_CHECK_LIB macro
-dnl LIB-FUNCTION        - library symbol as in AC_CHECK_LIB macro
-dnl HEADER-NAME         - header file name as in AC_CHECK_HEADER
-dnl ACTION-IF-FOUND     - when feature is found then execute given action
-dnl ACTION-IF-NOT-FOUND - when feature is not found then execute given action
-dnl EXTRA-LDFLAGS       - extra linker flags (-L or -l)
-dnl EXTRA-CPPFLAGS      - extra C preprocessor flags, i.e. -I/usr/X11R6/include
-dnl INCLUDES            - Any #include lines which need to be placed before the
-dnl                       header so that it works.
-dnl
-dnl Based on GST_CHECK_LIBHEADER from gstreamer plugins 0.3.1.
-dnl
-AC_DEFUN(MPEG2DEC_CHECK_LIBHEADER,
-[
-  AC_CHECK_LIB([$2], [$3], HAVE_[$1]=yes, HAVE_[$1]=no, [$7])
-  check_libheader_feature_name=translit([$1], A-Z, a-z)
-
-  if test "x$HAVE_[$1]" = "xyes"; then
-    check_libheader_save_CPPFLAGS=$CPPFLAGS
-    CPPFLAGS="[$8] $CPPFLAGS"
-    AC_CHECK_HEADER([$4], :, HAVE_[$1]=no, [$9])
-    CPPFLAGS=$check_libheader_save_CPPFLAGS
-  fi
-
-  if test "x$HAVE_[$1]" = "xyes"; then
-    ifelse([$5], , :, [$5])
-  else
-    ifelse([$6], , :, [$6])
-  fi
-]
-)
-
-dnl
-dnl AC_CHECK_MPEG2DEC(ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
-dnl
-dnl ACTION-IF-FOUND     - when feature is found then execute given action
-dnl ACTION-IF-NOT-FOUND - when feature is not found then execute given action
-dnl
-dnl Defines HAVE_MPEG2DEC to yes if mpeg2dec is found
-dnl
-dnl CFLAGS and LDFLAGS for the library are stored in MPEG2DEC_CFLAGS and
-dnl MPEG2DEC_LIBS, respectively
-dnl
-dnl Based on GST_CHECK_MPEG2DEC from gstreamer plugins 0.3.3.1
-dnl Thomas Vander Stichele <thomas@apestaart.org>, Andy Wingo <wingo@pobox.com>
-dnl
-AC_DEFUN(AC_CHECK_MPEG2DEC, 
-[dnl
-AC_ARG_WITH(mpeg2dec-prefix,
-  AC_HELP_STRING([--with-mpeg2dec-prefix=PFX],
-                 [prefix where mpeg2dec is installed (optional)]),
-  mpeg2dec_config_prefix="$withval", mpeg2dec_config_prefix="")
-
-if test x$mpeg2dec_config_prefix = x ; then
-    MPEG2DEC_CHECK_LIBHEADER(CPUACCEL, cpuaccel, mm_accel, mpeg2dec/mm_accel.h)
-    MPEG2DEC_CHECK_LIBHEADER(MPEG2DEC, mpeg2, mpeg2_init, mpeg2dec/mpeg2.h,
-        MPEG2DEC_LIBS="-lmpeg2 -lcpuaccel",, -lcpuaccel, , [
-            #include <inttypes.h>
-            #include <mpeg2dec/mm_accel.h>
-            #include <mpeg2dec/video_out.h>
-        ])
-else
-    MPEG2DEC_CHECK_LIBHEADER(CPUACCEL, cpuaccel, mm_accel, mpeg2dec/mm_accel.h,
-	    ,, -L$mpeg2dec_config_prefix/lib, -I$mpeg2dec_config_prefix/include)
-    MPEG2DEC_CHECK_LIBHEADER(MPEG2DEC, mpeg2, mpeg2_init, mpeg2dec/mpeg2.h, [
-            MPEG2DEC_LIBS="-lmpeg2 -lcpuaccel -L$mpeg2dec_config_prefix/lib"
-            MPEG2DEC_CFLAGS="-I$mpeg2dec_config_prefix/include"
-        ], , -L$mpeg2dec_config_prefix/lib -lcpuaccel,
-	-I$mpeg2dec_config_prefix/include, [
-	    #include <inttypes.h>
-	    #include <mpeg2dec/mm_accel.h>
-            #include <mpeg2dec/video_out.h>
-	])
-fi
- 
-if test "x$HAVE_MPEG2DEC" = "xyes"; then
-  if test "x$HAVE_CPUACCEL" = "xyes"; then
-    ifelse([$1], , :, [$1])
-  else
-    ifelse([$2], , :, [$2])
-  fi
-else
-  ifelse([$2], , :, [$2])
-fi
-
-AC_SUBST(MPEG2DEC_CFLAGS)
-AC_SUBST(MPEG2DEC_LIBS)
-])