Build gst-ffmpeg
cd /c/src git clone git://anongit.freedesktop.org/gstreamer/gst-ffmpeg cd gst-ffmpeg
Do:
./autogen.sh
Modify c:/src/gst-ffmpeg/gst-libs/ext/ffmpeg/configure:
In the lines
check_cflags -std=c99
and
check_host_cflags -std=c99
Change "-std=c99" to "-std=gnu99"
lt_cv_deplibs_check_method="pass_all" CPPFLAGS="-U_POSIX_C_SOURCE -U_ISOC99_SOURCE -Wno-deprecated-declarations" CFLAGS="-fno-common" CXXFLAGS="-fno-common" LDFLAGS="-Wl,-no-undefined" LIBS="-lvfw32 -lws2_32" ./configure --prefix=/mingw --with-ffmpeg-extra-configure="--disable-pthreads --enable-w32threads" make make install

