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#!/bin/sh
#turn an AVI into a MPEG file
# prouce a mpeg_encode parameter file
mpegparam ()
{
(
cat <<EOF
PATTERN ibbpbbpbbpbbpbb
OUTPUT XX_OUTNAME_XX
GOP_SIZE 10
SLICES_PER_FRAME 1
BASE_FILE_FORMAT PPM
YUV_SIZE 320x240
INPUT_CONVERT djpeg *
INPUT_DIR .
INPUT
frame.* [0-XX_NUMFRAMES_XX]
END_INPUT
PIXEL HALF
RANGE 8
PSEARCH_ALG LOGARITHMIC
BSEARCH_ALG SIMPLE
IQSCALE 8
PQSCALE 10
BQSCALE 25
REFERENCE_FRAME ORIGINAL
EOF
) | sed -e s/XX_OUTNAME_XX/$1/g -e s/XX_NUMFRAMES_XX/$2/g
}
for f in $*; do
AVI=$f
MPEG=`basename $AVI .avi`.mpg
capture --explode $AVI
NFRAMES=`/bin/ls frame.* | wc -l`
NFRAMES=`expr $NFRAMES`
mpegparam $MPEG $NFRAMES > $MPEG.param
mpeg_encode $MPEG.param
rm -f frame.[0-9]*
rm -f $MPEG.param
done
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