#!/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 23.987440793893118 56.53756120329188 -gcp 16083.0 0.0 24.01640205401957 56.536156056546666 -gcp 16083.0 12198.0 24.0143170627362 56.523980410017884 -gcp 0.0 12198.0 23.985455516398222 56.52525484951652 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3365N.jpg LNA_KFFDA_F106_1_3365N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((312 376, 272 3704, 5160 3736, 5136 312, 312 376))" LNA_KFFDA_F106_1_3365N.vrt LNA_KFFDA_F106_1_3365N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3365N.cut.vrt LNA_KFFDA_F106_1_3365N.xyz