gstreamer/m4/as-slurp-ffmpeg.m4
Benjamin Otte 803ff8f49c tagging stuff and build fixes. In detail:
Original commit message from CVS:
tagging stuff and build fixes. In detail:
- make gdk-pixbuf loader work when distchecking
- fix invalid syntax in ffmpeg Makefile. wildcards for EXTRA_DIST are not allowed. This broke builds where distdir != srcdir
- fix ffmpeg cvs grabbing when srcdir != distdir
- new id3tag plugin for id3 tag reading/writing (uses mad's libid3tag)
- mad and libid3tag require mad/libid3tag v0.15. Fixed configure to require that
- added ogg demuxer in ext/ogg. The demuxer does not handle events yet. Especially getting seeking right will require some effort or code copying from libvorbis.
- added raw vorbis detection to typefinding. oggdemux requires a typefind function to detect its contents.
- tags plugin in gst/tags. Provides API in <gst/tags/gsttagediting.h>. API includes tag matching GStreamer <=> ID3 and GStreamer <=> vorbis and writing/reading vorbiscomments or ID3v1 tags. Also included is a simple vorbiscomment reader/writer. Writing will not really work though until someone writes oggmux.
- various build fixes. Mostly missing (DIST)CLEANFILES.
- vorbisenc handles tag writing.

Now it's YOUR turn to fix and write more plugins that handle writing/reading of tags. :)
2003-11-24 04:08:47 +00:00

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dnl slurp-ffmpeg.m4 0.1.1
dnl a macro to slurp in ffmpeg's cvs source inside a project tree
dnl taken from Autostar Sandbox, http://autostars.sourceforge.net/
dnl Usage:
dnl AS_SLURP_FFMPEG(DIRECTORY, DATE, [ACTION-IF-WORKED [, ACTION-IF-NOT-WORKED]]])
dnl
dnl Example:
dnl AM_PATH_FFMPEG(lib/ffmpeg, 2002-12-14 12:00 GMT)
dnl
dnl make sure you have a Tag file in the dir where you check out that
dnl is the Tag of CVS you want to have checked out
dnl it should correspond to the DATE argument you supply, ie resolve to
dnl the same date
dnl (in an ideal world, cvs would understand it's own Tag file format as
dnl a date spec)
AC_DEFUN(AS_SLURP_FFMPEG,
[
# save original dir
FAILED=""
DIRECTORY=`pwd`
# get/update cvs
if test ! -d $1; then mkdir -p $1; fi
dnl we need to check $srcdir/$1 or it will always checkout ffmpeg even if it is there
dnl at least when top_srcdir != top_builddir.
dnl FIXME: unfortunately this makes the checkout go into top_srcdir
cd $srcdir/$1
if test ! -e ffmpeg/README; then
# check out cvs code
AC_MSG_NOTICE(checking out ffmpeg cvs code from $2 into $1)
cvs -Q -z4 -d:pserver:anonymous@mplayerhq.hu:/cvsroot/ffmpeg co -D '$2' ffmpeg || FAILED=yes
else
# compare against Tag file and see if it needs updating
if test "`cat Tag`" == "$2"; then
AC_MSG_NOTICE(ffmpeg cvs code in sync)
else
cd ffmpeg
AC_MSG_NOTICE(updating ffmpeg cvs code to $2)
cvs -Q -z4 update -dP -D '$2' || FAILED=yes
cd ..
fi
fi
if test "x$FAILED" != "xyes"; then
echo "$2" > Tag
fi
# now go back
cd $DIRECTORY
if test "x$FAILED" == "xyes"; then
[$4]
false
else
[$3]
true
fi
])