[Gdal-dev] (no subject)

Maciek Sieczka werchowyna at pf.pl
Tue Oct 19 16:04:09 EDT 2004


on an old CVS GDAL (1.2.1.0, released 2004/08/27) I'm getting following
troubles

fixed in a newer version? (sorry for bugging you then!)

a segfault on deflate compression in gdal_warp and gdal_merge.py:

    [ziutek at localhost ziutek]$ gdal_merge.py -o krnap_cmp.tif -of GTiff -co
    COMPRESS=DEFLATE ~/danecz/ZABAGED2/*.tif
    Segmentation fault

no support for PackBits (and same for LZW)

    [ziutek at localhost ziutek]$ gdal_merge.py -o krnap_cmp.tif -of GTiff -co
    COMPRESS=PACKBITS ~/danecz/ZABAGED2/*.tif
    ERROR 1: krnap_cmp.tif:PackBits compression support is not configured
    (...)

a troble with JPEG compression

    [ziutek at localhost ziutek]$ gdal_merge.py -o krnap_cmp.tif -of GTiff -co
    COMPRESS=JPEG ~/danecz/ZABAGED2/*.tif
    python: tif_jpeg.c:651: JPEGPreDecode: Assertion
    `sp->cinfo.comm.is_decompressor' failed.
    Aborted

and with gcps2wld.py

    [ziutek at localhost ziutek]$ gcps2wld.py /home/ziutek/Desktop/krnap.tif
    Traceback (most recent call last):
    File "/usr/local/bin/gcps2wld.py", line 63, in ?
    print geotransform[1]
    TypeError: unsubscriptable object[ziutek at localhost ziutek]$

gdalinfo on the problematic file (negative values because it's a S-JTSK
Krovak East North projection, epsg <102067>):

    [ziutek at localhost ziutek]$ gdalinfo /home/ziutek/Desktop/krnap.tif
    Driver: GTiff/GeoTIFF
    Size is 14173, 6299
    Coordinate System is `'
    Origin = (-650000.635000,-977999.365000)
    Pixel Size = (1.27000000,-1.27000000)
    Corner Coordinates:
    Upper Left  ( -650000.635, -977999.365)
    Lower Left  ( -650000.635, -985999.095)
    Upper Right ( -632000.925, -977999.365)
    Lower Right ( -632000.925, -985999.095)
    Center      ( -641000.780, -981999.230)
    Band 1 Block=14173x1 Type=Byte, ColorInterp=Red
    Band 2 Block=14173x1 Type=Byte, ColorInterp=Green
    Band 3 Block=14173x1 Type=Byte, ColorInterp=Blue

Maciek



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