#!/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 23.985527094403672 56.46818883321746 -gcp 16188.0 0.0 24.014128410743396 56.46799252900624 -gcp 16188.0 12069.0 24.014430232274627 56.45581441489305 -gcp 0.0 12069.0 23.98393853919655 56.455375498726795 01_Rajons_Stalgene/LNA_KFFDA_F106_1_3377N.jpg LNA_KFFDA_F106_1_3377N.vrt

# Add cutline to VRT
gdalwarp -r $GDAL_SAMPLING_WARP -tps -dstalpha -cutline_srs EPSG:4326 -cutline "POLYGON((328 280, 368 2848, 560 3408, 4800 3408, 5112 2432, 5136 312, 328 280))" LNA_KFFDA_F106_1_3377N.vrt LNA_KFFDA_F106_1_3377N.cut.vrt

# Generate tiles
gdal2tiles.py -r $GDAL_SAMPLING_TILE --xyz -z $GDAL_TILE_ZOOMS -x --processes=$GDAL_TILE_PROCESSES LNA_KFFDA_F106_1_3377N.cut.vrt LNA_KFFDA_F106_1_3377N.xyz