GDAL-RASTER-NODATA-TO-ALPHA(1) GDAL GDAL-RASTER-NODATA-TO-ALPHA(1) (NAME) gdal-raster-nodata-to-alpha - () nodata 3.12. (SYNOPSIS) : gdal raster nodata-to-alpha [OPTIONS] () nodata . : -i, --input [] [ ] -o, --output [] [ ] : -h, --help --json-usage JSON --config = [ ] -q, --quiet ( ) [ ] : -f, --of, --format, --output-format ( "GDALG" ) [ ] --co, --creation-option = [ ] [ ] --overwrite [ ] --append --append [ ] --overwrite --nodata nodata () ( 'nan' 'inf' '-inf') [ ] : --if, --input-format [ ] [ ] --oo, --open-option = [ ] [ ] (DESCRIPTION) gdal raster nodata-to-alpha nodata . nodata --nodata . nodata --nodata (no-op) . GDALG ( / ) (GDALG OUTPUT (ON-THE-FLY / STREAMED DATASET)) JSON GDALG . GDALG: GDAL Streamed Algorithm (on-the-fly) / . (PROGRAM-SPECIFIC OPTIONS) --nodata nodata () ( 'nan' 'inf' '-inf'). . nodata . (STANDARD OPTIONS) --co, --creation-option = . GeoTIFF (tiled) . . . --formats . Raster drivers . -f, --of, --format, --output-format . : gdal --formats | grep raster | grep rw | sort --ot, --datatype, --output-data-type Byte Int8 UInt16 Int16 UInt32 Int32 UInt64 Int64 CInt16 CInt32 Float32 Float64 CFloat32 CFloat64. (EXIT STATUS) ( ). (EXAMPLES) $ gdal raster nodata-to-alpha input_with_nodata.tif output_with_alpha_band.tif (AUTHORS) Even Rouault (COPYRIGHT) 1998-2026 August 18, 2026 GDAL-RASTER-NODATA-TO-ALPHA(1)