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fetch_faster_rcnn_models.sh now with continue download (wget -c check… #109

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fetch_faster_rcnn_models.sh now with continue download (wget -c check… #109

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35 changes: 15 additions & 20 deletions data/scripts/fetch_faster_rcnn_models.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -7,28 +7,23 @@ FILE=faster_rcnn_models.tgz
URL=http://www.cs.berkeley.edu/~rbg/faster-rcnn-data/$FILE
CHECKSUM=ac116844f66aefe29587214272054668

if [ -f $FILE ]; then
echo "File already exists. Checking md5..."
os=`uname -s`
if [ "$os" = "Linux" ]; then
checksum=`md5sum $FILE | awk '{ print $1 }'`
elif [ "$os" = "Darwin" ]; then
checksum=`cat $FILE | md5`
fi
if [ "$checksum" = "$CHECKSUM" ]; then
echo "Checksum is correct. No need to download."
exit 0
else
echo "Checksum is incorrect. Need to download again."
fi
fi

echo "Downloading Faster R-CNN demo models (695M)..."

wget $URL -O $FILE
wget -c $URL && echo "Unzipping..." && tar zxvf $FILE

echo "Unzipping..."
echo "Done."

os=`uname -s`
if [ "$os" = "Linux" ]; then
checksum=`md5sum $FILE | awk '{ print $1 }'`
elif [ "$os" = "Darwin" ]; then
checksum=`cat $FILE | md5`
fi

tar zxvf $FILE
if [ "$checksum" = "$CHECKSUM" ]; then
echo "Checksum is correct. No need to download again."
exit 0
else
echo "Checksum is incorrect. Need to download again."
fi

echo "Done. Please run this command again to verify that checksum = $CHECKSUM."