[Qgis-user] QGIS1.5 on Win (standalone installation): Problem with VRT

[Benoit EXIGE]

Hi Agus,

Looks to me that the <sourceband> should be incremented from 1 to 4  
for your four rasters.

Hope this helps.
Benoit


Sent from my iPod

On 10 Aug 2010, at 21:01, Agustin Lobo <alobolistas at gmail.com> wrote:

> Hi!
>
> I use the gdal utilities (raster/Build Virtual Raster) with 4 files  
> but
> then QGIS sees one band only (only one band listed in the Properties  
> dialog).
> This is the VRT file, could anyone tell me if this is correct?
>
> <VRTDataset rasterXSize="3001" rasterYSize="2554">
>  <SRS>PROJCS["WGS 84 / UTM zone 26N",GEOGCS["WGS
> 84",DATUM["WGS_1984",SPHEROID["WGS
> 84",6378137,298.2572235630016,AUTHORITY["EPSG"," 
> 7030"]],AUTHORITY["EPSG","6326"]],PRIMEM 
> ["Greenwich",0],UNIT["degree", 
> 0.0174532925199433],AUTHORITY["EPSG"," 
> 4326"]],PROJECTION["Transverse_Mercator"],PARAMETER 
> ["latitude_of_origin",0],PARAMETER 
> ["central_meridian",-27],PARAMETER 
> ["scale_factor",0.9996],PARAMETER 
> ["false_easting",500000],PARAMETER 
> ["false_northing",0],UNIT["metre",1,AUTHORITY 
> ["EPSG","9001"]],AUTHORITY 
> ["EPSG","32626"]]</SRS>
>  <GeoTransform> 6.5222487132554676e+005, 4.0000000000000000e+000,
> 0.0000000000000000e+000, 4.1899966827195832e+006,
> 0.0000000000000000e+000,-4.0000000000000000e+000</GeoTransform>
>  <VRTRasterBand dataType="UInt16" band="1">
>    <ColorInterp>Gray</ColorInterp>
>    <SimpleSource>
>      <SourceFilename
> relativeToVRT="1">po_172227_blu_0000000.tif</SourceFilename>
>      <SourceBand>1</SourceBand>
>      <SourceProperties RasterXSize="3001" RasterYSize="2554"
> DataType="UInt16" BlockXSize="3001" BlockYSize="256"/>
>      <SrcRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>      <DstRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>    </SimpleSource>
>    <SimpleSource>
>      <SourceFilename
> relativeToVRT="1">po_172227_grn_0000000.tif</SourceFilename>
>      <SourceBand>1</SourceBand>
>      <SourceProperties RasterXSize="3001" RasterYSize="2554"
> DataType="UInt16" BlockXSize="3001" BlockYSize="256"/>
>      <SrcRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>      <DstRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>    </SimpleSource>
>    <SimpleSource>
>      <SourceFilename
> relativeToVRT="1">po_172227_nir_0000000.tif</SourceFilename>
>      <SourceBand>1</SourceBand>
>      <SourceProperties RasterXSize="3001" RasterYSize="2554"
> DataType="UInt16" BlockXSize="3001" BlockYSize="256"/>
>      <SrcRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>      <DstRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>    </SimpleSource>
>    <SimpleSource>
>      <SourceFilename
> relativeToVRT="1">po_172227_red_0000000.tif</SourceFilename>
>      <SourceBand>1</SourceBand>
>      <SourceProperties RasterXSize="3001" RasterYSize="2554"
> DataType="UInt16" BlockXSize="3001" BlockYSize="256"/>
>      <SrcRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>      <DstRect xOff="0" yOff="0" xSize="3001" ySize="2554"/>
>    </SimpleSource>
>  </VRTRasterBand>
> </VRTDataset>
>
> Thanks
> Agus
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