configure

if test "$protocols" = "yes" ; then
  echo "#define CONFIG_PROTOCOLS 1" >> $TMPH
  echo "CONFIG_PROTOCOLS=yes" >> config.mak
fi

if test "$ffserver" = "yes" ; then
  echo "#define CONFIG_FFSERVER 1" >> $TMPH
  echo "CONFIG_FFSERVER=yes" >> config.mak
fi

if test "$ffplay" = "yes" ; then
  echo "CONFIG_FFPLAY=yes" >> config.mak
fi

if test "$gpl" = "yes" ; then
  echo "#define CONFIG_GPL 1" >> $TMPH
  echo "CONFIG_GPL=yes" >> config.mak
fi

echo "#define restrict $_restrict" >> $TMPH

if test "$optimize" = "small"; then
  echo "#define always_inline"  >> $TMPH
  echo "#define CONFIG_SMALL 1" >> $TMPH
fi

# build tree in object directory if source path is different from current one
if test "$source_path_used" = "yes" ; then
    DIRS="\
         doc \
         libavformat \
         libavcodec \
         libavcodec/alpha \
         libavcodec/armv4l \
         libavcodec/i386 \
         libavcodec/sparc \
         libavcodec/mlib \
         libavcodec/ppc \
         libavcodec/liba52 \
         libpostproc \
         libavutil \
         libswscale \
         tests \
         vhook \
         "
    FILES="\
          Makefile \
          libavformat/Makefile \
          libavcodec/Makefile \
          libpostproc/Makefile \
          libavutil/Makefile \
          libswscale/Makefile \
          tests/Makefile \
          vhook/Makefile \
          doc/Makefile \
          doc/texi2pod.pl \
          "
    for dir in $DIRS ; do
            mkdir -p $dir
    done
    for f in $FILES ; do
        ln -sf "$source_path/$f" $f
    done
fi
echo "SRC_PATH=$source_path" >> config.mak
echo "BUILD_ROOT=$PWD" >> config.mak

if test "$amr" = "yes" ; then
  echo "#define CONFIG_AMR 1" >> $TMPH
  echo "CONFIG_AMR=yes" >> config.mak
fi

if test "$amr_wb" = "yes" ; then
  echo "#define CONFIG_AMR_WB 1" >> $TMPH
  echo "CONFIG_AMR_WB=yes" >> config.mak
  echo
  echo "AMR WB FLOAT NOTICE ! Make sure you have downloaded TS26.204"
  echo "V5.1.0 from "
  echo "http://www.3gpp.org/ftp/Specs/archive/26_series/26.204/26204-510.zip"
  echo "and extracted the source to libavcodec/amrwb_float"
fi

if test "$amr_nb" = "yes" ; then
  echo "#define CONFIG_AMR_NB 1" >> $TMPH
  echo "CONFIG_AMR_NB=yes" >> config.mak
  echo
  echo "AMR NB FLOAT NOTICE ! Make sure you have downloaded TS26.104"
  echo "REL-5 V5.1.0 from "
  echo "http://www.3gpp.org/ftp/Specs/archive/26_series/26.104/26104-510.zip"
  echo "and extracted the source to libavcodec/amr_float"
  echo "If you try this on alpha, you may need to change Word32 to int in amr/typedef.h"
fi

if test "$amr_nb_fixed" = "yes" ; then
  echo "#define CONFIG_AMR_NB_FIXED 1" >> $TMPH
  echo "CONFIG_AMR_NB_FIXED=yes" >> config.mak
  echo
  echo "AMR NB FIXED POINT NOTICE! Make sure you have downloaded TS26.073 "
  echo "REL-5 version 5.1.0 from "
  echo "http://www.3gpp.org/ftp/Specs/archive/26_series/26.073/26073-510.zip"
  echo "and extracted src to libavcodec/amr"
  echo "You must also add -DMMS_IO and remove -pedantic-errors to/from CFLAGS in libavcodec/amr/makefile."
  echo "i.e. CFLAGS = -Wall -I. \$(CFLAGS_\$(MODE)) -D\$(VAD) -DMMS_IO"
fi

if test "$amr_if2" = "yes" ; then
  echo "AMR_CFLAGS=-DIF2=1" >> config.mak
fi

if test "$asmalign_pot" = "yes" ; then
  echo '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\n\t"' >> $TMPH
else
  echo '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\n\t"' >> $TMPH
fi


for codec in $DECODER_LIST $ENCODER_LIST $PARSER_LIST $DEMUXER_LIST $MUXER_LIST; do
    echo "#define CONFIG_`echo $codec | tr a-z A-Z` 1" >> $TMPH
    echo "CONFIG_`echo $codec | tr a-z A-Z`=yes" >> config.mak
done

# Do not overwrite config.h if unchanged to avoid superfluous rebuilds.
diff $TMPH config.h >/dev/null 2>&1
if test "$?" != "0" ; then
        mv -f $TMPH config.h
else
        echo "config.h is unchanged"
fi

rm -f $TMPO $TMPC $TMPE $TMPS $TMPH


# build pkg-config files libav*.pc and libpostproc.pc
# libavutil.pc
cat <<EOF >libavutil.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: libavutil
Description: FFmpeg utility library
Version: $lavu_version
Requires:
Conflicts:
Libs: -L\${libdir} -lavutil
Cflags: -I\${includedir} -I\${includedir}/ffmpeg
EOF

cat <<EOF >libavutil-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/libavutil
includedir=\${pcfiledir}/libavutil

Name: libavutil
Description: FFmpeg utility library
Version: $lavu_version
Requires:
Conflicts:
Libs: \${libdir}/${LIBPREF}avutil${LIBSUF}
Cflags: -I\${includedir}
EOF

# libavcodec.pc
cat <<EOF >libavcodec.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: libavcodec
Description: FFmpeg codec library
Version: $lavc_version
Requires: $pkg_requires libavutil = $lavu_version
Conflicts:
Libs: -L\${libdir} -lavcodec $extralibs
Cflags: -I\${includedir} -I\${includedir}/ffmpeg
EOF

cat <<EOF >libavcodec-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/libavcodec
includedir=\${pcfiledir}/libavcodec

Name: libavcodec
Description: FFmpeg codec library
Version: $lavc_version
Requires: $pkg_requires libavutil = $lavu_version
Conflicts:
Libs: \${libdir}/${LIBPREF}avcodec${LIBSUF} $extralibs
Cflags: -I\${includedir}
EOF

# libavformat.pc
cat <<EOF >libavformat.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: libavformat
Description: FFmpeg container format library
Version: $lavf_version
Requires: $pkg_requires libavcodec = $lavc_version
Conflicts:
Libs: -L\${libdir} -lavformat $extralibs
Cflags: -I\${includedir} -I\${includedir}/ffmpeg
EOF

cat <<EOF >libavformat-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/libavformat
includedir=\${pcfiledir}/libavformat

Name: libavformat
Description: FFmpeg container format library
Version: $lavf_version
Requires: $pkg_requires libavcodec = $lavc_version
Conflicts:
Libs: \${libdir}/${LIBPREF}avformat${LIBSUF} $extralibs
Cflags: -I\${includedir}
EOF


# libpostproc.pc
cat <<EOF >libpostproc.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: libpostproc
Description: FFmpeg post processing library
Version: $lavc_version
Requires:
Conflicts:
Libs: -L\${libdir} -lpostproc
Cflags: -I\${includedir} -I\${includedir}/postproc
EOF

cat <<EOF >libpostproc-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/libpostproc
includedir=\${pcfiledir}/libpostproc

Name: libpostproc
Description: FFmpeg post processing library
Version: $lavc_version
Requires:
Conflicts:
Libs: \${libdir}/${LIBPREF}postproc${LIBSUF}
Cflags: -I\${includedir}
EOF

# libswscale.pc
cat <<EOF >libswscale.pc
prefix=$PREFIX
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib
includedir=\${prefix}/include

Name: libswscale
Description: FFmpeg image rescaling library
Version: $sws_version
Requires: $pkg_requires libavutil = $lavu_version
Conflicts:
Libs: -L\${libdir} -lswscale
Cflags: -I\${includedir} -I\${includedir}/swscale
EOF

cat <<EOF >libswscale-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}/libswscale
includedir=\${pcfiledir}/libswscale

Name: libswscale
Description: FFmpeg image rescaling library
Version: $sws_version
Requires: $pkg_requires libavutil = $lavu_version
Conflicts:
Libs: \${libdir}/${LIBPREF}swscale${LIBSUF}
Cflags: -I\${includedir}
EOF