#!/bin/bash

GDAL_TILE_PROCESSES=16
GDAL_TILE_ZOOMS=8-14
GDAL_SAMPLING_WARP=cubic
GDAL_SAMPLING_TILE=antialias

# Create virtual dataset with coordinates
gdal_translate -of VRT -a_srs EPSG:4326 -outsize 300% 300% -gcp 0.0 0.0 23.969432121781843 56.54483739294289 -gcp 16221.0 0.0 23.99901386255569 56.544992204097994 -gcp 16221.0 12159.0 23.99922978079258 56.532751044780156 -gcp 0.0 12159.0 23.969459648899996 56.53255174972673 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3382N.jpg LNA_KFFDA_F106_1_3382N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((304 320, 344 3792, 5080 3816, 5152 320, 304 320))" LNA_KFFDA_F106_1_3382N.vrt LNA_KFFDA_F106_1_3382N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3382N.cut.vrt LNA_KFFDA_F106_1_3382N.xyz