Generic Mapping Tools (http://gmt.soest.hawaii.edu/)
H. 2011/5/16 Jerl Simpson <[email protected]>: > Ok, thank you. > > Does anyone else have any suggestions? > > > > On Mon, May 16, 2011 at 3:06 PM, Chaitanya kumar CH > <[email protected]> wrote: >> Jerl, >> >> I'm afraid gdal_rasterize can't do the labelling. You will need a >> specialized renderer for that. I'm not familiar with any of the desktop >> applications that do this. Perhaps, qgis has a plugin. >> >> On Tue, May 17, 2011 at 1:30 AM, Jerl Simpson <[email protected]> wrote: >>> >>> I already have the resultant image, it looks great. Just drawing >>> lines on a map. I'm using a blank image so I can more clearly see >>> what's going on. It's just a black and white image, and that's all I >>> want. >>> I'm trying to get the contour labeled, so I know which one I'm >>> viewing. So on the 1000 contour, I should see 1000 on the line >>> somewhere, and if it's a 547 contour, I should see 547 on the line >>> somewhere. >>> >>> Is that possible? >>> >>> Thanks, >>> >>> Jerl >>> >>> On Mon, May 16, 2011 at 2:41 PM, Chaitanya kumar CH >>> <[email protected]> wrote: >>> > Jerl, >>> > >>> > The contour attribute and the Z values are same here. Just one of them >>> > is >>> > enough. >>> > >>> > With the Z values near the magnitude of 1000, the burn value of 255 is >>> > not >>> > going to make much of a difference. Use it if you want to offset any >>> > negative Z values. >>> > >>> > You should mention contour.shp instead of just 'contour' for >>> > <src_datasource>. >>> > >>> > Make sure BLANK.tif doesn't have different extents/projection. >>> > >>> > Your final image will have a data type of Float64. You may have to run >>> > some >>> > contrast stretching operations on it. >>> > >>> > On Tue, May 17, 2011 at 12:04 AM, Jerl Simpson <[email protected]> >>> > wrote: >>> >> >>> >> Hi guys and gals: >>> >> >>> >> I have something that's evading me. I have a basic ESRI Shape file >>> >> (created using gdal_contour) that I run through gdal_rasterize to >>> >> generate very nice looking contour map. But I want the value of the >>> >> contour in there. >>> >> >>> >> I've been trying different things with the -a option, but I can't get >>> >> it to work out. >>> >> Here's the latest thing I've tried for gdal_rasterize: >>> >> >>> >> gdal_rasterize -a contour -3d -b 1 -b 2 -b 3 -b 4 -burn 255 -burn 255 >>> >> -burn 255 -burn 255 -burn 255 -l contour contour BLANK.tif >>> >> >>> >> I put an extra burn value in there (have also tried with out) to see >>> >> if maybe it was just going in as 0. BLANK.tif is just a black image. >>> >> I'm sure I'm missing something simple, just can't see it. I thought >>> >> the -a would burn the value of "contour" into the raster. >>> >> >>> >> Thanks for any guidance!! >>> >> >>> >> Here's the data from my shapefile: >>> >> >>> >> INFO: Open of `contour/' >>> >> using driver `ESRI Shapefile' successful. >>> >> >>> >> Layer name: contour >>> >> Geometry: 3D Line String >>> >> Feature Count: 157 >>> >> Extent: (-0.500000, -89.830132) - (359.500000, 89.144137) >>> >> Layer SRS WKT: >>> >> GEOGCS["GCS_WGS_1984", >>> >> DATUM["WGS_1984", >>> >> SPHEROID["WGS_1984",6378137,298.257223563]], >>> >> PRIMEM["Greenwich",0], >>> >> UNIT["Degree",0.017453292519943295]] >>> >> ID: Integer (8.0) >>> >> contour: Real (12.3) >>> >> OGRFeature(contour):0 >>> >> ID (Integer) = 0 >>> >> contour (Real) = 1000.000 >>> >> LINESTRING (87.765060240963862 80.0 1000,..... >>> >> _______________________________________________ >>> >> gdal-dev mailing list >>> >> [email protected] >>> >> http://lists.osgeo.org/mailman/listinfo/gdal-dev >>> > >>> > >>> > >>> > -- >>> > Best regards, >>> > Chaitanya kumar CH. >>> > /tʃaɪθənjə/ /kʊmɑr/ >>> > +91-9494447584 >>> > 17.2416N 80.1426E >>> > >>> >>> >>> >>> -- >>> This communication is privileged and may contain confidential >>> information. It's intended only for the use of the person or entity >>> named above. If you are not the intended recipient, do not distribute >>> or copy this communication. If you have received this communication in >>> error, please notify the sender immediately and return the original to >>> the email address above. © Copyright 2011 Weather Trends >>> International, Inc. >> >> >> >> -- >> Best regards, >> Chaitanya kumar CH. >> /tʃaɪθənjə/ /kʊmɑr/ >> +91-9494447584 >> 17.2416N 80.1426E >> > > > > -- > This communication is privileged and may contain confidential > information. It's intended only for the use of the person or entity > named above. If you are not the intended recipient, do not distribute > or copy this communication. If you have received this communication in > error, please notify the sender immediately and return the original to > the email address above. © Copyright 2011 Weather Trends > International, Inc. > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev > _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
