Opened 7 years ago
Closed 6 years ago
#7100 closed defect (fixed)
PCIDSK(pix) overviews size order
Reported by: | liminlu0314 | Owned by: | warmerdam |
---|---|---|---|
Priority: | normal | Milestone: | |
Component: | GDAL_Raster | Version: | svn-trunk |
Severity: | normal | Keywords: | |
Cc: |
Description
When use gdal to get the overviews of the pix image, the overviews size is not arranged in order.The information output using gdalinfo is as follows:
gdalinfo.exe E:\Out\GF2\oGF2_PMS1_E112.7_N29.1_20161209_L1A0002028107-PAN1.pix Driver: PCIDSK/PCIDSK Database File Files: E:\Out\GF2\oGF2_PMS1_E112.7_N29.1_20161209_L1A0002028107-PAN1.pix E:\Out\GF2\oGF2_PMS1_E112.7_N29.1_20161209_L1A0002028107-PAN1.pix.aux.xml Size is 17378, 14341 Coordinate System is: GEOGCS["WGS 84", DATUM["WGS_1984", SPHEROID["WGS 84",6378137,298.257223563, AUTHORITY["EPSG","7030"]], AUTHORITY["EPSG","6326"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4326"]] Origin = (112.532292000000000,29.182410000000001) Pixel Size = (0.000018000000000,-0.000018000000000) Corner Coordinates: Upper Left ( 112.5322920, 29.1824100) (112d31'56.25"E, 29d10'56.68"N) Lower Left ( 112.5322920, 28.9242720) (112d31'56.25"E, 28d55'27.38"N) Upper Right ( 112.8450960, 29.1824100) (112d50'42.35"E, 29d10'56.68"N) Lower Right ( 112.8450960, 28.9242720) (112d50'42.35"E, 28d55'27.38"N) Center ( 112.6886940, 29.0533410) (112d41'19.30"E, 29d 3'12.03"N) Band 1 Block=256x256 Type=UInt16, ColorInterp=Undefined Description = GF2_PMS1_E112.7_N29.1_20161209_L1A0002028107-PAN1 Overviews: 135x112, 1086x896, 8689x7170, 543x448, 4344x3585, 271x224, 2172x1792
But for tif or img file, the overviews is arranged in order of size. Overviews: 8689x7170, 4344x3585, 2172x1792, 1086x896, 543x448, 271x224, 135x112
Change History (6)
comment:1 by , 6 years ago
comment:3 by , 6 years ago
The image file is large (about 40MB). Please download it from the link below. Thank you. https://pan.baidu.com/s/1kV9VLGV
comment:5 by , 6 years ago
Sorry about that, you can download it from new link https://www.dropbox.com/s/29td7q4elp8b7de/test.pix?dl=0
Note:
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Modify the file https://trac.osgeo.org/gdal/browser/trunk/gdal/frmts/pcidsk/sdk/channel/cpcidskchannel.cpp#L150 in variable keys again according to the digital order to solve this problem.
add the following sort function
and add the sort comparison function as follows