#!/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 23.985814370062027 56.47607364661808 -gcp 16179.0 0.0 24.015414275689317 56.474957016769096 -gcp 16179.0 12090.0 24.013319142013305 56.46284464686651 -gcp 0.0 12090.0 23.98436471581862 56.463816028666116 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3376N.jpg LNA_KFFDA_F106_1_3376N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((304 304, 320 3568, 5128 3528, 5176 280, 304 304))" LNA_KFFDA_F106_1_3376N.vrt LNA_KFFDA_F106_1_3376N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3376N.cut.vrt LNA_KFFDA_F106_1_3376N.xyz