= GDAL/OGR 1.4.2 - Overview of Changes = 

The GDAL 1.4.2 release is a stable release, and contains the following
bug fixes.  There should be no noteworthy changes in interfaces or APIs. 

== GDAL ==

WCS Driver:
 * Fix return value of DescribeCoverage() to improve error handling. #1667

AIGrid Driver:
 * Support multi-tile grids.  #1198

VRT Driver:
 * Initialize bNoDataSet to FALSE to fix nodata value problem. 
 * Fix problem in subwindowing support. #1562

ENVI Driver:
 * Improve precision of location values in "map info" header line. #1644

HFA (Imagine) Driver:
 * Fix GetNoDataValue() method to allow pbSuccess to be NULL. #1646
 * Support reading large metadata values. #1640
 * Support PE String mechanism for otherwise unsupported SRSes. #1588

GRASS Driver:
 * Add version detection to handle changes to GRASS error handler 
   prototype in GRASS 6.3 #1587

JP2KAK (JPEG2000) Driver:
 * Fix bug in multi-tile datasets. #1636

HDF4 Driver:
 * Fix handle/memory leak for swath datasets. #1485
 * Fix crash/corruption for some GRID datasets. #1331

EHDR (ESRI BIL) Driver:
 * Fixed bug for datasets without NBITS. #1573

== OGR ==

OGR:
 * Closing a ring no longer forces it to 3D. #1673
 * Fixed case where pszColor is NULL in GetRGBFromString(). #1571
 * Fix flattenTo2D() for polygons. #1619

Shapefile Driver:
 * Fix SHPRewind() confusion when two rings touch at a point. #976, #1415

MapInfo Driver:
 * Problem with isspace() assertion. #1678
 * Fix support for non-greenwich prime meridians. #1416

Memory Driver:
 * Record name of dataset when it is opened or created.  #1674

S-57 Driver:
 * Avoid crash when applying updates to records without existing ATTF. #1648

UK NTF Driver:
 * Fix recognision name for NEXTMap Britian DTM product. #1657		

Interlis Driver:
 * Clone feature in GetNextFeature?(), Applying filters in GetNextFeature?() 
   and GetExtents?(). #1535
 * Support ring polygons of type surface. #1561
 * Fixed compilation problems on Solaris 2.8. #1601

MySQL Driver:
 * Implemented BLOB support. #1622

SQLite Driver:
 * Implemented BLOB support. #1623

PG/PostGIS Driver:
 * Escape schema names with postgres. #1412

ogr2ogr:
 * Avoid crash with peculiar SRS. #1656

== Other ==

 * Fix libiso8211 to use VSI io functions to avoid crash on windows in
   some circumstances (S-57, SDTS). #1659
 * Fix Minixml parser problem with complex doctypes. #755
 * Fix CPLRemoveXMLChild() in minixml parser. #1598
 * Rename cpl_vsi_private.h, install and export interfaces. #1585

SWIG (General):
 * Fix reference counting problem with reference counting via SWIG interfaces
   of GetSpatialRef() #1680
 * Reimplement GetDriver() via SWIG to avoid crashes. #1674		
 * Improved error handling around gdal.Open() #1513, #1635
 * Improved error handling around ogr.Open() #1636
 * Added exception handling for osr classes. #1630
 * Removed OSRReference() call in constructor which caused leaks. #1614
 * Rework perl docs. 

Building:
 * Avoid running autoheader in autogen.sh.
 * Check for Python.h before enabling python. #1508
 * Export CPLMutexHolder class from DLL for use in plugins. 
 * WinCE building fixes. #1634
 * Fixed Python 2.5 build problems on 64bit linux. #1379
 * Include climits in ILWIS driver to fix build problems. #1579

OGRSpatialReference:
 * Fix handling of lat and long values when importing old style (ArcInfo 7)
   Transverse Mercator .prj files. #1649
 * Make Release() operator safer. #738