#!/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 23.986701462309757 56.58207740085211 -gcp 15690.0 0.0 24.015347255912076 56.582406696762064 -gcp 15690.0 11436.0 24.015583582301343 56.57091796135915 -gcp 0.0 11436.0 23.987561443869517 56.57044327612895 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3360N.jpg LNA_KFFDA_F106_1_3360N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((152 132, 172 3556, 5128 3676, 5064 124, 152 132))" LNA_KFFDA_F106_1_3360N.vrt LNA_KFFDA_F106_1_3360N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3360N.cut.vrt LNA_KFFDA_F106_1_3360N.xyz