#!/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 23.98680928114572 56.514154826293606 -gcp 16068.0 0.0 24.01579389352517 56.51338590147619 -gcp 16068.0 12117.0 24.014452158976585 56.501092889473796 -gcp 0.0 12117.0 23.985244155054474 56.50194086695058 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3371N.jpg LNA_KFFDA_F106_1_3371N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((280 344, 256 3728, 5120 3728, 5136 272, 280 344))" LNA_KFFDA_F106_1_3371N.vrt LNA_KFFDA_F106_1_3371N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3371N.cut.vrt LNA_KFFDA_F106_1_3371N.xyz