GDAL Maintenance Reports by Chaitanya kumar CH

Jul 18, 2009 to Sep 8, 2009

#3083 Tested geos configuration with various permutations.

#3112 Fixed the 'pixel validity mask' issue in TSX COSAR driver with suggestions from petar.

#906 Tested NetCDF with a reportedly problematic dataset.

#2893 Researched on the NetCDF format.

#2857 Fixed the .xsd writer for date types and also added support for precision support for decimal data types.

#2852 OGR2OGR MySQL to Shapefile Truncating Decimal Places

#2930 Cleanup Win32 Compile Warnings

#2991 Applied the patch after some coding style adjustments and test it with various datasets.

#2798 Remove ESRI style spatial indexes from Shapefile on update via OGR. Prepared a patch. Still needs some debugging and testing.

May 9, 2009 to Jul 17, 2009

Added some GML3 support to GML driver. Worked with Paolo Cavallini and Andrea Peri.

#2667 Incorrect retrieving NUMBER width and precision for Oracle

#2727 ogrinfo returns 'Corrupt data' error for wkt of length 1023 characters

#2852 OGR2OGR MySQL to Shapefile Truncating Decimal Places

#2930 Cleanup Win32 Compile Warnings

#2948 GML read failure for GDAL 1.6+

#2991 OGR PGeo driver's GetGeometryRef() returns NULL for lines/polygons with Z coordinates

#2993 Out of memory reading small filtered VRT

#2995 ogr2ogr: issue with filename of Pgeo type

#3012: PPM Driver 16bit Support Byte Order Decision Questionable

#3045 Memory leak when exporting to MapInfo

Apr 22, 2009 to May 8, 2009

#2955 docs missing for the c wrappers to the the geos functions

#2956 Keyword causing format unrecognized (PDS)

#2958 rgb2pct using external color palette

#2960 Lanczos and CubicSpline resampler buffer error on 2x2 images

#1681 Add cast to (unsigned char) in all isspace() calls

#2852 OGR2OGR MySQL to Shapefile Truncating Decimal Places

#2857 ogr2ogr, shp > gml: incomplete schema

#2798 Remove ESRI style spatial indexes from Shapefile on update via OGR

Apr 01, 2009 to Apr 17, 2009

#2930 Cleanup Win32 Compile Warnings
Categerized the compiler warnings. Looked into the code. Researched for possibilities of improvements. Needs discussion.

#2938 xsi:schemaLocation attribut in GML output

#2945 postgres driver failes to create geometry index if layer name starts with a number

#2942 external libz header is not found when setting the --with-libz=ARG switch

#2875 patch for ogr feature style to make it more useable and one bugfix

#2948 GML read failure for GDAL 1.6+

Mapserver ticket ​http://trac.osgeo.org/mapserver/ticket/2965

Present status:
Suspending my work from now "Apr 17, 19:30:28 2009 IST(+5:30)" to "Apr 21, 2009" on account of my sister's wedding on Sunday.
Will resume work on the morning of Apr 22, 2009 IST.

Mar 09, 2009 to Mar 31, 2009

#2873 Projection Warning only printed for debug mode (ISIS 2/3, PDS)

#2194 gdal_contour always uses field id's of 0 and 1 for id and elevation

#2879 sqlite metadata=no option causes error

#2493 GDAL thinks string field is an integer field in GML layer

gdal-dev and IRC

Feb 07, 2009 to Mar 08, 2009

#1017 [OGR-GML] fids written by the GML driver are not read back correctly
Updated patch to handle very long fids and added the test ogr_gml_6() for this ticket.

#2493 GDAL thinks string field is an integer field in GML layer
Modified ParseXSD() to handle attribute values with a prefix.
Added a test script ogr_gml_7() for this ticket.

#2825 Buffer overflow detected in ogr2ogr (included in FWTools-2.0.6)

#2852 OGR2OGR MySQL to Shapefile Truncating Decimal Places

#2857 ogr2ogr, shp > gml: incomplete schema

#2879 sqlite metadata=no option causes error

#2194 gdal_contour always uses field id's of 0 and 1 for id and elevation

#2879 sqlite metadata=no option causes error

#2843 HDF4 Update In Place Support
Researched HDF4 and driver implementation procedure.

gdal-dev and IRC

Jan 18, 2009 to Feb 05, 2009

#2817 bsb kap noaa

#2486 IReadBlock failure in gdaladdo

#2782 Failure reading BSB image

#2776 e00 file not working with avcbin, but ok with avc driver

#2798 Remove ESRI style spatial indexes from Shapefile on update via OGR

#1017 [OGR-GML] fids written by the GML driver are not read back correctly

gdal-dev and IRC.

Work done till Jan 17, 2009.

• Familiarized myselves with the GDAL/OGR project through the developer's view point.
• Researched on AVCE00 specification for the bug in #2776 and gome through the source code.
• Researched on noaa RNC BSB format.
  • Minimum of 3 Reference points are to be specified.
  • No mention of a maximum limit for the number of Reference points.
  • Possibility of overflow or loss of precision while calculating
• Identified the MAX_GCP bug. #2777
• Suggested a patch for #2777