[gdal-dev] Converting contour lines (Shape files) into DEM

[Kishore Reddy]

Exactly Chaitanya. Thanks for the support :).

--
Kishore


On Wed, Apr 7, 2010 at 4:38 PM, Chaitanya kumar CH
<chaitanya.ch at gmail.com>wrote:

> Kishore,
>
> I think the area you clipped to does not have any features. This should not
> be a problem.
>
>
> On Wed, Apr 7, 2010 at 4:09 PM, Kishore Reddy <
> enigma2006.kishore at gmail.com> wrote:
>
>> I must be doing something terribly wrong I guess. Heres is the output.
>>
>> >> ogrinfo -al Contour_100.shp | grep Extent
>> Extent: (1966324.986729, 399608.866986) - (2146704.003923, 551765.272646)
>>
>> >> ogr2ogr -clipsrc 1966328 399612 1984324 404608 clipped.shp
>> Contour_100.shp
>>
>> >>  ogrinfo -al clipped.shp | grep Extent
>> Extent: (0.000000, 0.000000) - (0.000000, 0.000000)
>>
>> Some more details of the input file:
>> >> ogrinfo -al Contour_100.shp | head -25
>> INFO: Open of `Contour_100.shp'
>>       using driver `ESRI Shapefile' successful.
>>
>> Layer name: Contour_100
>> Geometry: Line String
>> Feature Count: 1760
>> Extent: (1966324.986729, 399608.866986) - (2146704.003923, 551765.272646)
>> Layer SRS WKT:
>> PROJCS["NAD_1983_StatePlane_North_Carolina_FIPS_3200_Feet",
>>     GEOGCS["GCS_North_American_1983",
>>         DATUM["North_American_Datum_1983",
>>             SPHEROID["GRS_1980",6378137.0,298.257222101]],
>>         PRIMEM["Greenwich",0.0],
>>         UNIT["Degree",0.0174532925199433]],
>>     PROJECTION["Lambert_Conformal_Conic_2SP"],
>>     PARAMETER["False_Easting",2000000.002616666],
>>     PARAMETER["False_Northing",0.0],
>>     PARAMETER["Central_Meridian",-79.0],
>>     PARAMETER["Standard_Parallel_1",34.33333333333334],
>>     PARAMETER["Standard_Parallel_2",36.16666666666666],
>>     PARAMETER["Latitude_Of_Origin",33.75],
>>     UNIT["Foot_US",0.3048006096012192]]
>> Elevation: Integer (4.0)
>> TILE: String (8.0)
>> Interval: Integer (4.0)
>>
>>
>> Please correct me where am I going wrong.
>>
>> --
>> Kishore
>>
>>
>
> --
> Best regards,
> Chaitanya kumar CH.
> /tʃaɪθənjə/ /kʊmɑr/
> +91-9848167848
> 17.2416N 80.1426E
>
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