[gdal-dev] Python create BigTIFF image

[Even Rouault]

Le 20/04/2021 à 20:53, ni hao a écrit :
> Hi list,
>
> I use Python to create GeoTiff image, and I get the error because it 
> exceeds 4GB.
> ds = gdal.GetDriverByName('GTiff').Create(output_magnitude, xsize, 
> ysize, 1, gdal.GDT_Float32)
>
>    ERROR 1: TIFFReadDirectory:Failed to read directory at offset 
> 4294957836
>    ERROR 1: TIFFWriteDirectoryTagData:Maximum TIFF file size exceeded. 
> Use BIGTIFF=YES creation option.
>
> I need to turn on *BIGTIFF=YES*
> https://gdal.org/drivers/raster/gtiff.html 
> <https://gdal.org/drivers/raster/gtiff.html>
>
> But I don't do know how. I tried:
> ds = gdal.GetDriverByName('GTiff').Create(output_magnitude, xsize, 
> ysize, 1, gdal.GDT_Float32, BIGTIFF=YES)

ds = gdal.GetDriverByName('GTiff').Create(output_magnitude, xsize, 
ysize, 1, gdal.GDT_Float32, options=['BIGTIFF=YES'])

But as you didn't specify compression, it should have done that 
automatically. Can you indicate the exact values of xsize and ysize you 
use ?


> but it didn't work.
>
>
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