#!/bin/sh
# Heavily based on the Slackware 11.0 SlackBuild
# Requirements: lame, xvid, imlib2, a52, libdc1394, libraw1394, libtheora
# Requirements: faad2, faac, id3lib, libGSM, LibDts, Mpeg4IP, x264, lzo
# http://ffmpeg.sourceforge.net/index.php
# http://www.3gpp.org/ftp/Specs/2004-03/Rel-5/26_series/

CWD=`pwd`
TMP=${TMP:-/tmp/tgz}
PKG=$TMP/package
NAME=ffmpeg
VERSION=`date +%Y%m%d`
ARCH=${ARCH:-i486}
BUILD=1sl
SOURCE=http://www.3gpp.org/ftp/Specs/archive/26_series/26.204/26204-510.zip

if [ ! -e 26204-510.zip ]; then
wget -c $SOURCE
fi

SOURCE=http://www.3gpp.org/ftp/Specs/archive/26_series/26.104/26104-510.zip

if [ ! -e 26104-510.zip ]; then
wget -c $SOURCE
fi

SOURCE=http://www.3gpp.org/ftp/Specs/archive/26_series/26.073/26073-510.zip

if [ ! -e 26073-510.zip ]; then
wget -c $SOURCE
fi

if [ ! -d $TMP ]; then
 mkdir -p $TMP
fi
if [ ! -d $PKG ]; then
 mkdir -p $PKG
fi

mkdir -p $PKG/usr/bin
cd $TMP
svn checkout svn://svn.mplayerhq.hu/ffmpeg/trunk ffmpeg
cd $NAME/libavcodec
mkdir amrwb_float
mkdir amr_float
mkdir amr
cd amrwb_float
unzip -o $CWD/26204-510.zip
unzip -o 26204-510_ANSI-C_source_code.zip
mv makefile.gcc makefile
cd ../amr_float
unzip -o $CWD/26104-510.zip
unzip -o 26104-510_ANSI_C_source_code.zip
mv makefile.gcc makefile
cd ../amr
unzip -o $CWD/26073-510.zip
unzip -o 26073-510_ANSI-C_source_code.zip
cd $TMP/$NAME
sed -i "s|-pedantic-errors|-DMMS_IO|g" libavcodec/amrwb_float/makefile
sed -i "s|-pedantic-errors|-DMMS_IO|g" libavcodec/amr_float/makefile
sed -i "s|-pedantic-errors|-DMMS_IO|g" libavcodec/amr/makefile
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;
find . -perm 666 -exec chmod 644 {} \;
find . -perm 664 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;
chown -R root:root .
./configure --prefix=/usr \
--mandir=/usr/man \
--enable-shared \
--disable-debug \
--enable-mp3lame  \
--enable-xvid \
--enable-a52 \
--enable-libogg \
--enable-gpl \
--enable-dc1394 \
--enable-pp \
--enable-faac \
--enable-faad \
--enable-dts \
--enable-libgsm \
--enable-a52bin \
--enable-vorbis \
--enable-faadbin \
--enable-amr_nb-fixed \
--enable-amr_if2 \
--enable-amr_wb \
--enable-pthreads \
--enable-x264 \
--enable-x11grab \
--cpu=i486
make
make -C doc all
mkdir -p $PKG/usr/doc/$NAME-$VERSION
cp [A-Z]* doc/TODO doc/*.{html,txt} $PKG/usr/doc/$NAME-$VERSION
cp doc/*.1 $PKG/usr/man/man1
make install DESTDIR=$PKG
mkdir $PKG/etc
cp -a doc/ffserver.conf  $PKG/etc/ffserver.conf.new
cd $PKG
find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null 
find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs strip -g 2> /dev/null
find $PKG/usr/man -type f -exec gzip -9 {} \;
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
cat $CWD/slack-desc > $PKG/usr/doc/$NAME-$VERSION/slack-desc
cat $CWD/$NAME.SlackBuild > $PKG/usr/doc/$NAME-$VERSION/$NAME.SlackBuild
requiredbuilder -v -y -s $CWD $PKG
makepkg -l y -c n $CWD/$NAME-$VERSION-$ARCH-$BUILD.tgz

if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi