= GDAL/OGR 1.9.1 Release Notes = 

The 1.9.1 release is a bug fix release. 

== Core ==

 * fix crash with VSICachedFile::Read() for large reads (#4646)

 * Unix VSI*L: correctly set current offset after a failed read (#4583)

 * Improve OpenJDK finding logic in configure. (#4643)

 * Fix iconv configure problem on FreeBSD (#4525)

 * Fix MinGW build when pthread is also available (#4430)

 * makegdalXX.vcproj : update 71,80 and 90 version. Drop 10 version --> open the 90 version and VS2010 should convert it (#4415)

== GDAL 1.9.1 ==

 * Fix statistics computation when nodata value is +/- infinity (#4506)

gdal_polygonize.py:
 * Fix problem identifying some 8-connected polygons (#4647)

gdalwarp:
 * properly close datasets in error conditions (#4554)
 * assign color interpretation of source bands to target dataset, in the case of target VRT (#4462)

gdalident.py, gdal_merge.py:
 * backout the evil globbing stuff (#2783, #4542)

GTIFF (GeoTIFF) Driver:
 * internal libgeotiff updated from upstream to capture fix for user defined linear units (libgeotiff #51)
 * Maximize EPSG compatability where PCS is defined (#4607)
 * Better preserve and use units defined by EPSG code (libgeotiff #51)
 * ensure that rowsperstrip is never larger than ysize (#4468)

JP2KAK / JP2ECW / JP2MrSID Drivers:
 * Fix support for GMLJP2 Axis interpretation (#4657)

DIMAP2 Driver: 
 * Backport support for DIMAP2 (

Northwood Driver: 
 * Fix wrong file offset computation for >2GB files. (#4645)
 * avoid win32 build issue with sizeof, remove debug output (#4565)

TSX Driver:
 * fix crashes in Identify() with certain filenames, and the file is empty or doesn't exist (#4622)

HFA (Imagine) Driver:
 * fix crash on dataset closing when .ige file header is corrupted (#4596)
 * Added BASEDATA support for EPT_u1 (#4537)

HDF4 Driver:
 * add .hdf extension to the HDF4 driver metadata (#4559)

GRIB Driver:
 * fix fgetc signed/unsigned problem for Grib format VSI*L reader (#4603)
 
JPEG Driver:
 * don't return junk content when requesting xml:XMP but no XMP metadata is present (#4593)

Oracle GeoRaster Driver:
 * Backport various improvements.

KML Superoverlay Driver:
 * Remove code that limited generation to one zoom level (#4527)

PDF Driver:
 * Fix crashes on some PDF files with poppler >= 0.17.0 (#4520)

ISIS Driver:
 * ensure projection scaleFactor defaults to 1 (#4499)

NetCDF Driver:
 * use nc-config to detect netcdf compilation and linking parameters (#4424)
 * make sure netcdf file is in data mode in IReadBlock and only set data/define mode for datasets in update mode (#4432)

ACE2 Driver:
 * fix typo that prevented dataset to be opened with explicit /vsigzip/ (#4460)

== OGR 1.9.1 ==

OGR Core: 
 * reverseWindingOrder(): don't force coordinate dimension to 3 (#4621)
 * Fix incorrect rounding in OGRFormatDouble (#4614)
 * Fix segfault when running 'ogr2ogr target src -select AFIELD -where FID=xxx' when the source layer has more than 5 fields (#4500)

OGRSpatialReference:
 * mapped methods EPSG methods 1028 and 1029 to equidistant cylindrical (#4589)

OGR SQL:
 * Fix invalid conversion from float to integer (#4634)
 * fix 'SELECT MAX(OGR_GEOM_AREA) FROM XXXX' (#4633)
 * fix incorrect result with more than 2 JOINs and SELECT with expressions with field names (#4521)
 * fix segfault on SELECT DISTINCT(foo) when first feature has NULL value for foo (#4509)

gdalsrsinfo: 
 * fix gdalrsrsinfo --formats (#4518)
 * try to open with GDAL and OGR even if argument is not a file (bug #4493)
 * Fix build of gdalsrsinfo when OGR support is disabled (#4459)

ogr2ogr: 
 * correctly deal with filenames that begin with 'polygon' or 'multipolygon' as arguments of -clipdst and -clipsrc (#4590)
 * fix -select with shapefile output when specified field name case doesn't match source field name case (#4502)

Shapefile Driver:
 * fix GetFeatureCount?() when spatial filter set, especially on big-endian hosts (#4491)

GML Driver:
 * make sure to use provided control points in linear approximation of gml:Arc (#4451)
 * be tolerant about valid constructs for empty geometries (#4473)
 * avoid point duplication concatenating gml curve segments (#4451)
 * .xsd parser: recognize type='date' or type='dateType' as a string for now (#4439)
 * make filtering of features based on OGR_GEOMETRY work (#4428)

OCI (Oracle) Driver:
 * (optionally) put back OCI index creation when layers are created (#4497)

ESRI FileGDB Driver:
 * Unix configure: fix r24125 when no --with-fgdb option is specified and there's no filegdbapi in system directory (#4570)
 * Add OBJECTID as a reserved word for FGDB field names (#4517).
 * make test for use of reserved keywords case insensitive (#4458)
 * define CLSID/EXTCLSID to fix Feature Class alias being ignored in ArcMap? (#4477)
 * do appropriate layer name laundering in CreateLayer?() (#4466)
 * implment field name laundering, avoid reserved words (#4458)

ILI (Interlis) Driver:
 * Upgraded to support reading models.

CSV Driver:
 * Fix support for empty column names in header (#4654)
 * Detect and remove UTF-8 BOM marker if found (#4623)

MITAB (MapInfo) Driver:
 * Fix support with Mollweide projection (#4628)

DXF (Autocad) Driver:
 * fix crash with TranslatePOLYLINE() with empty geometries (#4648)

PG (Postgres/PostGIS) Driver:
 * SRS evaluation for SQL layers (#4644) 
 * Avoid fatal error when the public schema is absent. #4611
 * Fix bad AND priority when spatial and attribute filter are combined in PG, MySQL, SQLite and MSSpatial drivers (#4507)

Spatialite / Sqlite Driver:
 * spatial index can be used even when linking against regular SQLite (#4632)
 * make sure C locale is loaded when building spatial filter (#4631)
 * fix compilation problem with SQLite >= 3.6.0 and < 3.6.7 (#4515)
 * fix temporary names creation in OGRSQLiteVFS (#4510)

MYSQL Driver:
 * Fixed parser to swap coordiantes with geography data type (#4642)

MSSQL Spatial Driver:
 * Report DeleteFeature/DeleteLayer? capabilities for the MSSQL Spatial data source. (#4474)

INGRES Driver:
 * Bulk backport of improvements from trunk (#4567) 

KML Driver:
 * simplify ParseCoordinate?() implementation (#4592) 
 * avoid potential out-of-range string access (#4592)

LibKML Driver: 
 * backport libkml stylemap support into 1.9 branch
 
VRT Driver:
 * fix OGR VRT sensitive to whitespace and <?xml> nodes (#4582)

PGEO Driver:
 * remove heuristics that tried to identify if a MDB file belonged to the PGeo or Geomedia driver. It broke the opening of valid PGeo MDB files (#4498)
 * fix crash when reading polygon with 0 rings, such as in Top25namen_07.mdb (#4441)

WFS Driver:
 * Don't trust width/precision from single sample feature (#4440)

TIGER/Line Driver:
 * Fix opening TIGER datasource by full file name (#4443)

XLS Driver:
 * fix behaviour of OGRXLSLayer::!DetectColumnTypes?() in -O2 optimization level (#4423)