--- /i/Contribs/gdal/gdal_utilities.dox 2017-09-29 08:35:26.000000000 -0600 +++ /i/Contribs/gdal/gdal_utilities_rasterize.dox 2017-09-29 09:05:14.000000000 -0600 @@ -1054,13 +1054,18 @@ Note that on the fly reprojection of vector data to the coordinate system of the raster data is only supported since GDAL 2.1.0. -Since GDAL 1.8.0, the target GDAL file can be created by gdal_rasterize. Either -the -tr or -ts option must be used in that case. +Prior to GDAL 1.8.0, gdal_rasterize could only modify existing raster images. +Since 1.8.0, it will create a new target raster image when any of the -of, +-a_nodata, -init, -a_srs, -co, -te, -tr, -tap, -ts, or -ot options are used. +The resolution or size must be specified using the -tr or -ts option for all new +rasters. The target raster will be overwritten if it already exists and any of +these creation-related options are used.
-b band:
The band(s) to burn values into. Multiple -b arguments may be used to burn -into a list of bands. The default is to burn into band 1.
+into a list of bands. The default is to burn into band 1. Not used when +creating a new raster.
-i:
Invert rasterization. Burn the fixed burn value, or the burn value associated @@ -1165,8 +1170,10 @@ Any OGR supported readable datasource.
dst_filename:
-The GDAL supported output file. Must support update mode access. -Before GDAL 1.8.0, gdal_rasterize could not create new output files.
+The GDAL supported output file. Must support update mode access. As of GDAL +1.8.0, this file will be created (or overwritten if it already exists) if the +-of, -a_nodata, -init, -a_srs, -co, -te, -tr, -tap, -ts, or -ot options are +used.
@@ -1190,6 +1197,14 @@ gdal_rasterize -a ROOF_H -where 'class="A"' -l footprints footprints.shp city_dem.tif \endverbatim +The following would burn all polygons from footprint.shp into a new 1000x1000 +rgb TIFF as the color red. Note that -b is not used; the order of the -burn +options determines the bands of the output raster. + +\verbatim +gdal_rasterize -burn 255 -burn 0 -burn 0 -ot Byte -ts 1000 1000 -l footprints footprints.shp mask.tif +\endverbatim + \if man \section gdal_rasterize_author AUTHORS Frank Warmerdam