#!/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 23.988055875569113 56.559788126147055 -gcp 16170.0 0.0 24.01733636856079 56.55894445607189 -gcp 16170.0 12015.0 24.016456604003906 56.54691961083517 -gcp 0.0 12015.0 23.98688793182373 56.547579050995424 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3362N.jpg LNA_KFFDA_F106_1_3362N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((240 304, 224 3816, 5232 3792, 5156 256, 240 304))" LNA_KFFDA_F106_1_3362N.vrt LNA_KFFDA_F106_1_3362N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3362N.cut.vrt LNA_KFFDA_F106_1_3362N.xyz