RS_AsGeoTiff

Returns a binary DataFrame from a Raster DataFrame. Each raster object in the resulting DataFrame is a GeoTiff image in binary format.

Signatures

RS_AsGeoTiff(raster: Raster)

RS_AsGeoTiff(raster: Raster, tileSize: Int)

RS_AsGeoTiff(raster: Raster, compressionType: String, imageQuality: Double)

RS_AsGeoTiff(raster: Raster, compressionType: String, imageQuality: Double, tileSize: Int)

RS_AsGeoTiff(raster: Raster, compressionType: String, imageQuality: Double, tileWidth: Int, tileHeight: Int)

Raster

required

The input raster.

String

The compression type. Possible values: None, PackBits, Deflate, Huffman, LZW and JPEG.

Double

The image quality. Any decimal number between 0 and 1. 0 means the lowest quality and 1 means the highest quality.

Int

default:"256"

The width and height of the internal tiles in the GeoTiff file.

Int

The width of the internal tiles in the GeoTiff file.

Int

The height of the internal tiles in the GeoTiff file.

The raster in GeoTiff binary format.

SELECT RS_AsGeoTiff(raster) FROM my_raster_table

SELECT RS_AsGeoTiff(raster, 'LZW', 0.75) FROM my_raster_table

+--------------------+
|             geotiff|
+--------------------+
|[4D 4D 00 2A 00 0...|
+--------------------+

⌘I