text: #!/usr/bin/env sh
  # Create the imagenet lmdb inputs
  # N.B. set the path to the imagenet train + val data dirs
  
  EXAMPLE=examples/imagenet
  DATA=data/ilsvrc12
  TOOLS=build/tools
  
  TRAIN_DATA_ROOT=/path/to/imagenet/train/
  VAL_DATA_ROOT=/path/to/imagenet/val/
  
  # Set RESIZE=true to resize the images to 256x256. Leave as false if images have
  # already been resized using another tool.
  RESIZE=false
  if $RESIZE; then
    RESIZE_HEIGHT=256
    RESIZE_WIDTH=256
  else
    RESIZE_HEIGHT=0
    RESIZE_WIDTH=0
  fi
  
  if [ ! -d "$TRAIN_DATA_ROOT" ]; then
    echo "Error: TRAIN_DATA_ROOT is not a path to a directory: $TRAIN_DATA_ROOT"
    echo "Set the TRAIN_DATA_ROOT variable in create_imagenet.sh to the path" \
         "where the ImageNet training data is stored."
    exit 1
  fi
  
  if [ ! -d "$VAL_DATA_ROOT" ]; then
    echo "Error: VAL_DATA_ROOT is not a path to a directory: $VAL_DATA_ROOT"
    echo "Set the VAL_DATA_ROOT variable in create_imagenet.sh to the path" \
         "where the ImageNet validation data is stored."
    exit 1
  fi
  
  echo "Creating train lmdb..."
  
  GLOG_logtostderr=1 $TOOLS/convert_imageset \
      --resize_height=$RESIZE_HEIGHT \
      --resize_width=$RESIZE_WIDTH \
      --shuffle \
      $TRAIN_DATA_ROOT \
      $DATA/train.txt \
      $EXAMPLE/ilsvrc12_train_lmdb
  
  echo "Creating val lmdb..."
  
  GLOG_logtostderr=1 $TOOLS/convert_imageset \
      --resize_height=$RESIZE_HEIGHT \
      --resize_width=$RESIZE_WIDTH \
      --shuffle \
      $VAL_DATA_ROOT \
      $DATA/val.txt \
      $EXAMPLE/ilsvrc12_val_lmdb
  
  echo "Done."
  