[gdal-dev] gdal_translate JPEG to GeoTiff (help! no one answered...)

[Chaitanya kumar CH]

Marco,

Please provide the gdalinfo of the source image.

On Thu, Jan 14, 2010 at 4:34 PM, Marco Afonso <taviroquai at gmail.com> wrote:

>
> Hi all,
>
> I'm new to gdal tools.
>
> I'm trying to transform a JPEG world image to GeoTiff.
>
> My jpeg world map image is cropped to fit on -180.0, -59.1, 180, 90 (minx,
> miny, maxx, maxy - EPSG:4326).
>
> Here are the steps:
>
> % gdal_translate -of GTiff -a_srs EPSG:4326 -co "TILED=YES" -co
> "JPEG_QUALITY=100" worldmap_hires2.jpg worldmap2.tif
> Input file size is 15000, 6225
> 0...10...20...30...40...50...60...70...80...90...100 - done.
> % sudo gdalinfo worldmap2.tif
> Driver: GTiff/GeoTIFF
> Files: worldmap2.tif
> Size is 15000, 6225
> Coordinate System is:
> GEOGCS["WGS 84",
>     DATUM["WGS_1984",
>         SPHEROID["WGS 84",6378137,298.2572235629972,
>             AUTHORITY["EPSG","7030"]],
>         AUTHORITY["EPSG","6326"]],
>     PRIMEM["Greenwich",0],
>     UNIT["degree",0.0174532925199433],
>     AUTHORITY["EPSG","4326"]]
> Origin = (-180.017964071749986,59.117964071850004)
> Pixel Size = (0.035928143500000,-0.035928143700000)
> Metadata:
>   AREA_OR_POINT=Area
> Image Structure Metadata:
>   INTERLEAVE=PIXEL
> Corner Coordinates:
> Upper Left  (-180.0179641,  59.1179641) (180d 1'4.67"W, 59d 7'4.67"N)
> Lower Left  (    -180.018,    -164.535) (180d 1'4.67"W,164d32'5.03"S)
> Upper Right (     358.904,      59.118) (358d54'15.08"E, 59d 7'4.67"N)
> Lower Right (     358.904,    -164.535) (358d54'15.08"E,164d32'5.03"S)
> Center      (  89.4431122, -52.7083832) ( 89d26'35.20"E, 52d42'30.18"S)
> Band 1 Block=256x256 Type=Byte, ColorInterp=Red
> Band 2 Block=256x256 Type=Byte, ColorInterp=Green
> Band 3 Block=256x256 Type=Byte, ColorInterp=Blue
>
> Corners are not what i want. I would like to obtain -180.0, -59.1, 180, 90
> (minx, miny, maxx, maxy).
>
> I'm using ubuntu 9.10 and the package gdal-bin 1.6.3-1
>
> It there any problem with my image? What should I do?
>
> Thanks in advance,
> Marco
>
>
>
> --
> Best regards,
> Marco Afonso
> ___________________________________
> The soul is much more than the sum of all body parts
>
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>



-- 
Best regards,
Chaitanya kumar CH.
/tʃaɪθənjə/ /kʊmɑr/
+91-9848167848
17.241582N 80.142635E
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