public class gdal
extends java.lang.Object
In particular, it provides :
Modifier and Type | Method and Description |
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static void |
AllRegister()
Register all known configured GDAL drivers.
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static void |
ApplyGeoTransform(double[] padfGeoTransform,
double dfPixel,
double dfLine,
double[] pdfGeoX,
double[] pdfGeoY)
Apply GeoTransform to x/y coordinate.
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static Dataset |
ApplyVerticalShiftGrid(Dataset src_ds,
Dataset grid_ds) |
static Dataset |
ApplyVerticalShiftGrid(Dataset src_ds,
Dataset grid_ds,
boolean inverse) |
static Dataset |
ApplyVerticalShiftGrid(Dataset src_ds,
Dataset grid_ds,
boolean inverse,
double srcUnitToMeter) |
static Dataset |
ApplyVerticalShiftGrid(Dataset src_ds,
Dataset grid_ds,
boolean inverse,
double srcUnitToMeter,
double dstUnitToMeter) |
static Dataset |
ApplyVerticalShiftGrid(Dataset src_ds,
Dataset grid_ds,
boolean inverse,
double srcUnitToMeter,
double dstUnitToMeter,
java.util.Vector options) |
static Dataset |
AutoCreateWarpedVRT(Dataset src_ds)
Create virtual warped dataset automatically.
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static Dataset |
AutoCreateWarpedVRT(Dataset src_ds,
java.lang.String src_wkt)
Create virtual warped dataset automatically.
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static Dataset |
AutoCreateWarpedVRT(Dataset src_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt)
Create virtual warped dataset automatically.
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static Dataset |
AutoCreateWarpedVRT(Dataset src_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int eResampleAlg)
Create virtual warped dataset automatically.
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static Dataset |
AutoCreateWarpedVRT(Dataset src_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int eResampleAlg,
double maxError)
Create virtual warped dataset automatically.
|
static Dataset |
BuildVRT(java.lang.String dest,
Dataset[] object_list_count,
BuildVRTOptions options) |
static Dataset |
BuildVRT(java.lang.String dest,
Dataset[] object_list_count,
BuildVRTOptions options,
ProgressCallback callback) |
static Dataset |
BuildVRT(java.lang.String dest,
java.util.Vector source_filenames,
BuildVRTOptions options) |
static Dataset |
BuildVRT(java.lang.String dest,
java.util.Vector source_filenames,
BuildVRTOptions options,
ProgressCallback callback) |
static int |
ComputeMedianCutPCT(Band red,
Band green,
Band blue,
int num_colors,
ColorTable colors)
Compute optimal PCT for RGB image.
|
static int |
ComputeMedianCutPCT(Band red,
Band green,
Band blue,
int num_colors,
ColorTable colors,
ProgressCallback callback)
Compute optimal PCT for RGB image.
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static int |
ComputeProximity(Band srcBand,
Band proximityBand)
Compute the proximity of all pixels in the image to a set of pixels in the source image.
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static int |
ComputeProximity(Band srcBand,
Band proximityBand,
java.util.Vector options)
Compute the proximity of all pixels in the image to a set of pixels in the source image.
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static int |
ComputeProximity(Band srcBand,
Band proximityBand,
java.util.Vector options,
ProgressCallback callback)
Compute the proximity of all pixels in the image to a set of pixels in the source image.
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static int |
ContourGenerate(Band srcBand,
double contourInterval,
double contourBase,
double[] fixedLevelCount,
int useNoData,
double noDataValue,
Layer dstLayer,
int idField,
int elevField) |
static int |
ContourGenerate(Band srcBand,
double contourInterval,
double contourBase,
double[] fixedLevelCount,
int useNoData,
double noDataValue,
Layer dstLayer,
int idField,
int elevField,
ProgressCallback callback) |
static java.lang.String |
CPLBinaryToHex(byte[] nBytes) |
static byte[] |
CPLHexToBinary(java.lang.String pszHex) |
static Dataset |
CreatePansharpenedVRT(java.lang.String pszXML,
Band panchroBand,
Band[] nInputSpectralBands) |
static int |
DataTypeIsComplex(int eDataType)
Is data type complex?
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static void |
Debug(java.lang.String msg_class,
java.lang.String message)
Display a debugging message.
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static java.lang.String |
DecToDMS(double dfAngle,
java.lang.String pszAxis) |
static java.lang.String |
DecToDMS(double dfAngle,
java.lang.String pszAxis,
int nPrecision) |
static double |
DecToPackedDMS(double dfDec) |
static Dataset |
DEMProcessing(java.lang.String dest,
Dataset dataset,
java.lang.String pszProcessing,
java.lang.String pszColorFilename,
DEMProcessingOptions options) |
static Dataset |
DEMProcessing(java.lang.String dest,
Dataset dataset,
java.lang.String pszProcessing,
java.lang.String pszColorFilename,
DEMProcessingOptions options,
ProgressCallback callback) |
static int |
DitherRGB2PCT(Band red,
Band green,
Band blue,
Band target,
ColorTable colors)
24bit to 8bit conversion with dithering.
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static int |
DitherRGB2PCT(Band red,
Band green,
Band blue,
Band target,
ColorTable colors,
ProgressCallback callback)
24bit to 8bit conversion with dithering.
|
static void |
DontUseExceptions() |
static void |
Error(int msg_class,
int err_code,
java.lang.String msg)
Report an error.
|
static void |
ErrorReset()
Erase any traces of previous errors.
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static java.lang.String |
EscapeString(byte[] byteArray,
int scheme)
Apply escaping to string to preserve special characters.
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static java.lang.String |
EscapeString(java.lang.String str,
int scheme)
Apply escaping to string to preserve special characters.
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static void |
FileFromMemBuffer(java.lang.String fileName,
byte[] byteArray)
Create memory "file" from a buffer.
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static int |
FillNodata(Band targetBand,
Band maskBand,
double maxSearchDist,
int smoothingIterations)
Fill selected raster regions by interpolation from the edges.
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static int |
FillNodata(Band targetBand,
Band maskBand,
double maxSearchDist,
int smoothingIterations,
java.util.Vector options)
Fill selected raster regions by interpolation from the edges.
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static int |
FillNodata(Band targetBand,
Band maskBand,
double maxSearchDist,
int smoothingIterations,
java.util.Vector options,
ProgressCallback callback)
Fill selected raster regions by interpolation from the edges.
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static void |
FinderClean() |
static java.lang.String |
FindFile(java.lang.String pszClass,
java.lang.String utf8_path) |
static int |
FPolygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField) |
static int |
FPolygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField,
java.util.Vector options) |
static int |
FPolygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField,
java.util.Vector options,
ProgressCallback callback) |
static int |
GCPsToGeoTransform(GCP[] gcpArray,
double[] outGeoTransform)
Generate Geotransform from GCPs.
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static int |
GCPsToGeoTransform(GCP[] gcpArray,
double[] outGeoTransform,
int bApproxOK)
Generate Geotransform from GCPs.
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static double |
GDAL_GCP_GCPLine_get(GCP gcp) |
static void |
GDAL_GCP_GCPLine_set(GCP gcp,
double dfGCPLine) |
static double |
GDAL_GCP_GCPPixel_get(GCP gcp) |
static void |
GDAL_GCP_GCPPixel_set(GCP gcp,
double dfGCPPixel) |
static double |
GDAL_GCP_GCPX_get(GCP gcp) |
static void |
GDAL_GCP_GCPX_set(GCP gcp,
double dfGCPX) |
static double |
GDAL_GCP_GCPY_get(GCP gcp) |
static void |
GDAL_GCP_GCPY_set(GCP gcp,
double dfGCPY) |
static double |
GDAL_GCP_GCPZ_get(GCP gcp) |
static void |
GDAL_GCP_GCPZ_set(GCP gcp,
double dfGCPZ) |
static java.lang.String |
GDAL_GCP_Id_get(GCP gcp) |
static void |
GDAL_GCP_Id_set(GCP gcp,
java.lang.String pszId) |
static java.lang.String |
GDAL_GCP_Info_get(GCP gcp) |
static void |
GDAL_GCP_Info_set(GCP gcp,
java.lang.String pszInfo) |
static void |
GDALDestroyDriverManager() |
static java.lang.String |
GDALInfo(Dataset hDataset,
InfoOptions infoOptions) |
static java.lang.String[] |
GeneralCmdLineProcessor(java.lang.String[] args)
General utility option processing.
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static java.lang.String[] |
GeneralCmdLineProcessor(java.lang.String[] args,
int options)
General utility option processing.
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static java.util.Vector |
GeneralCmdLineProcessor(java.util.Vector args)
General utility option processing.
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static java.util.Vector |
GeneralCmdLineProcessor(java.util.Vector args,
int options)
General utility option processing.
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static int |
GetCacheMax()
Get maximum cache memory.
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static int |
GetCacheUsed()
Get cache memory used.
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static java.lang.String |
GetColorInterpretationName(int eColorInterp)
Get name of color interpretation.
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static java.lang.String |
GetConfigOption(java.lang.String key)
Get the value of a configuration option.
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static java.lang.String |
GetConfigOption(java.lang.String key,
java.lang.String defaultValue)
Get the value of a configuration option.
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static int |
GetDataTypeByName(java.lang.String dataTypeName)
Get data type by symbolic name.
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static java.lang.String |
GetDataTypeName(int eDataType)
Get name of data type.
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static int |
GetDataTypeSize(int eDataType)
Get data type size in bits.
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static Driver |
GetDriver(int iDriver)
Fetch driver by index.
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static Driver |
GetDriverByName(java.lang.String name)
Fetch a driver based on the short name.
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static int |
GetDriverCount()
Fetch the number of registered drivers.
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static java.lang.String |
GetJPEG2000StructureAsString(java.lang.String pszFilename) |
static java.lang.String |
GetJPEG2000StructureAsString(java.lang.String pszFilename,
java.util.Vector options) |
static java.lang.String |
GetLastErrorMsg()
Get the last error message.
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static int |
GetLastErrorNo()
Fetch the last error number.
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static int |
GetLastErrorType()
Fetch the last error type.
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static java.lang.String |
GetPaletteInterpretationName(int ePaletteInterp)
Get name of palette interpretation.
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static java.lang.String |
GOA2GetAccessToken(java.lang.String pszRefreshToken,
java.lang.String pszScope) |
static java.lang.String |
GOA2GetAuthorizationURL(java.lang.String pszScope) |
static java.lang.String |
GOA2GetRefreshToken(java.lang.String pszAuthToken,
java.lang.String pszScope) |
static Dataset |
Grid(java.lang.String dest,
Dataset dataset,
GridOptions options) |
static Dataset |
Grid(java.lang.String dest,
Dataset dataset,
GridOptions options,
ProgressCallback callback) |
static int |
GridCreate(java.lang.String algorithmOptions,
double[][] points,
double xMin,
double xMax,
double yMin,
double yMax,
int xSize,
int ySize,
int dataType,
java.nio.ByteBuffer nioBuffer) |
static int |
GridCreate(java.lang.String algorithmOptions,
double[][] points,
double xMin,
double xMax,
double yMin,
double yMax,
int xSize,
int ySize,
int dataType,
java.nio.ByteBuffer nioBuffer,
ProgressCallback callback) |
static Driver |
IdentifyDriver(java.lang.String name)
Identify the driver that can open a raster file.
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static Driver |
IdentifyDriver(java.lang.String name,
java.util.Vector fileList)
Identify the driver that can open a raster file.
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static Driver |
IdentifyDriverEx(java.lang.String utf8_path) |
static Driver |
IdentifyDriverEx(java.lang.String utf8_path,
long nIdentifyFlags) |
static Driver |
IdentifyDriverEx(java.lang.String utf8_path,
long nIdentifyFlags,
java.util.Vector allowed_drivers) |
static Driver |
IdentifyDriverEx(java.lang.String utf8_path,
long nIdentifyFlags,
java.util.Vector allowed_drivers,
java.util.Vector sibling_files) |
static double[] |
InvGeoTransform(double[] gt_in)
Invert Geotransform.
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static int |
InvGeoTransform(double[] gt_in,
double[] gt_out)
Invert Geotransform.
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static int |
Mkdir(java.lang.String path,
int mode)
Create a directory.
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static int |
Nearblack(Dataset dstDS,
Dataset srcDS,
NearblackOptions options) |
static int |
Nearblack(Dataset dstDS,
Dataset srcDS,
NearblackOptions options,
ProgressCallback callback) |
static Dataset |
Nearblack(java.lang.String dest,
Dataset srcDS,
NearblackOptions options) |
static Dataset |
Nearblack(java.lang.String dest,
Dataset srcDS,
NearblackOptions options,
ProgressCallback callback) |
static Dataset |
Open(java.lang.String name)
Open a raster file as a Dataset object.
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static Dataset |
Open(java.lang.String name,
int eAccess)
Open a raster file as a Dataset object.
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static Dataset |
OpenEx(java.lang.String utf8_path) |
static Dataset |
OpenEx(java.lang.String utf8_path,
long nOpenFlags) |
static Dataset |
OpenEx(java.lang.String utf8_path,
long nOpenFlags,
java.util.Vector allowed_drivers) |
static Dataset |
OpenEx(java.lang.String utf8_path,
long nOpenFlags,
java.util.Vector allowed_drivers,
java.util.Vector open_options) |
static Dataset |
OpenEx(java.lang.String utf8_path,
long nOpenFlags,
java.util.Vector allowed_drivers,
java.util.Vector open_options,
java.util.Vector sibling_files) |
static Dataset |
OpenShared(java.lang.String name)
Open a raster file as a Dataset object.
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static Dataset |
OpenShared(java.lang.String name,
int eAccess)
Open a raster file as a GDALDataset.
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static double |
PackedDMSToDec(double dfPacked) |
static java.util.Vector |
ParseCommandLine(java.lang.String utf8_path) |
static XMLNode |
ParseXMLString(java.lang.String xmlString)
Parse an XML string into tree form.
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static int |
Polygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField) |
static int |
Polygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField,
java.util.Vector options) |
static int |
Polygonize(Band srcBand,
Band maskBand,
Layer outLayer,
int iPixValField,
java.util.Vector options,
ProgressCallback callback) |
static void |
PopErrorHandler()
Pop error handler off stack.
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static void |
PopFinderLocation() |
static int |
PushErrorHandler()
Push the quiet error handler.
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static int |
PushErrorHandler(java.lang.String callbackName)
Push a new error handler.
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static void |
PushFinderLocation(java.lang.String utf8_path) |
static int |
Rasterize(Dataset dstDS,
Dataset srcDS,
RasterizeOptions options) |
static int |
Rasterize(Dataset dstDS,
Dataset srcDS,
RasterizeOptions options,
ProgressCallback callback) |
static Dataset |
Rasterize(java.lang.String dest,
Dataset srcDS,
RasterizeOptions options) |
static Dataset |
Rasterize(java.lang.String dest,
Dataset srcDS,
RasterizeOptions options,
ProgressCallback callback) |
static int |
RasterizeLayer(Dataset dataset,
int[] bands,
Layer layer) |
static int |
RasterizeLayer(Dataset dataset,
int[] bands,
Layer layer,
double[] burn_values) |
static int |
RasterizeLayer(Dataset dataset,
int[] bands,
Layer layer,
double[] burn_values,
java.util.Vector options) |
static int |
RasterizeLayer(Dataset dataset,
int[] bands,
Layer layer,
double[] burn_values,
java.util.Vector options,
ProgressCallback callback) |
static java.util.Vector |
ReadDir(java.lang.String path)
Read names in a directory.
|
static java.util.Vector |
ReadDir(java.lang.String utf8_path,
int nMaxFiles) |
static java.util.Vector |
ReadDirRecursive(java.lang.String utf8_path) |
static int |
RegenerateOverview(Band srcBand,
Band overviewBand)
Generate downsampled overview.
|
static int |
RegenerateOverview(Band srcBand,
Band overviewBand,
java.lang.String resampling)
Generate downsampled overview.
|
static int |
RegenerateOverview(Band srcBand,
Band overviewBand,
java.lang.String resampling,
ProgressCallback callback)
Generate downsampled overview.
|
static int |
RegenerateOverviews(Band srcBand,
Band[] overviewBands)
Generate downsampled overviews.
|
static int |
RegenerateOverviews(Band srcBand,
Band[] overviewBands,
java.lang.String resampling)
Generate downsampled overviews.
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static int |
RegenerateOverviews(Band srcBand,
Band[] overviewBands,
java.lang.String resampling,
ProgressCallback callback)
Generate downsampled overviews.
|
static int |
Rename(java.lang.String oldpath,
java.lang.String newpath)
Rename a file.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int resampleAlg)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int resampleAlg,
double warpMemoryLimit)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int resampleAlg,
double warpMemoryLimit,
double maxError)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int resampleAlg,
double warpMemoryLimit,
double maxError,
ProgressCallback callback)
Reproject image.
|
static int |
ReprojectImage(Dataset src_ds,
Dataset dst_ds,
java.lang.String src_wkt,
java.lang.String dst_wkt,
int eResampleAlg,
double WarpMemoryLimit,
double maxerror,
ProgressCallback callback,
java.util.Vector options) |
static int |
Rmdir(java.lang.String path)
Delete a directory.
|
static java.lang.String |
SerializeXMLTree(XMLNode xmlnode)
Convert tree into string document.
|
static void |
SetCacheMax(int newSize)
Set maximum cache memory.
|
static void |
SetConfigOption(java.lang.String key,
java.lang.String value)
Set a configuration option for GDAL/OGR use.
|
static int |
SetErrorHandler()
Set a quiet global error handler.
|
static int |
SetErrorHandler(java.lang.String callbackName)
Set a global error handler.
|
static int |
SieveFilter(Band srcBand,
Band maskBand,
Band dstBand,
int threshold)
Removes small raster polygons.
|
static int |
SieveFilter(Band srcBand,
Band maskBand,
Band dstBand,
int threshold,
int connectedness)
Removes small raster polygons.
|
static int |
SieveFilter(Band srcBand,
Band maskBand,
Band dstBand,
int threshold,
int connectedness,
java.util.Vector options)
Removes small raster polygons.
|
static int |
SieveFilter(Band srcBand,
Band maskBand,
Band dstBand,
int threshold,
int connectedness,
java.util.Vector options,
ProgressCallback callback)
Removes small raster polygons.
|
static Dataset |
Translate(java.lang.String dest,
Dataset dataset,
TranslateOptions translateOptions) |
static Dataset |
Translate(java.lang.String dest,
Dataset dataset,
TranslateOptions translateOptions,
ProgressCallback callback) |
static int |
Unlink(java.lang.String fileName)
Delete a file.
|
static void |
UseExceptions() |
static int |
VectorTranslate(Dataset dstDS,
Dataset srcDS,
VectorTranslateOptions options) |
static int |
VectorTranslate(Dataset dstDS,
Dataset srcDS,
VectorTranslateOptions options,
ProgressCallback callback) |
static Dataset |
VectorTranslate(java.lang.String dest,
Dataset srcDS,
VectorTranslateOptions options) |
static Dataset |
VectorTranslate(java.lang.String dest,
Dataset srcDS,
VectorTranslateOptions options,
ProgressCallback callback) |
static java.lang.String |
VersionInfo()
Get runtime version information.
|
static java.lang.String |
VersionInfo(java.lang.String request)
Get runtime version information.
|
static java.lang.String |
VSIGetLastErrorMsg() |
static int |
VSIGetLastErrorNo() |
static int |
Warp(Dataset dstDS,
Dataset[] object_list_count,
WarpOptions warpAppOptions) |
static int |
Warp(Dataset dstDS,
Dataset[] object_list_count,
WarpOptions warpAppOptions,
ProgressCallback callback) |
static Dataset |
Warp(java.lang.String dest,
Dataset[] object_list_count,
WarpOptions warpAppOptions) |
static Dataset |
Warp(java.lang.String dest,
Dataset[] object_list_count,
WarpOptions warpAppOptions,
ProgressCallback callback) |
public static void UseExceptions()
public static void DontUseExceptions()
public static java.lang.String[] GeneralCmdLineProcessor(java.lang.String[] args, int options)
The typical usage looks something like the following. Note that the formats should be registered so that the --formats and --format options will work properly.
public static void main( Strings[] args ) { gdal.AllRegister(); args = gdal.GeneralCmdLineProcessor( args, 0 ); }
args
- the argument list arrayoptions
- currently unusedpublic static java.lang.String[] GeneralCmdLineProcessor(java.lang.String[] args)
GeneralCmdLineProcessor(String[] args, int options)
public static double[] InvGeoTransform(double[] gt_in)
This function will invert a standard 3x2 set of GeoTransform coefficients. This converts the equation from being pixel to geo to being geo to pixel.
gt_in
- Input geotransform (allocated array of six doubles - unaltered).public static void Debug(java.lang.String msg_class, java.lang.String message)
Categories are usually an identifier for the subsystem producing the error. For instance "GDAL" might be used for the GDAL core, and "TIFF" for messages from the TIFF translator.
msg_class
- name of the debugging message category.message
- message to display.public static int SetErrorHandler(java.lang.String callbackName)
callbackName
- handler function name : "CPLQuietErrorHandler", "CPLDefaultErrorHandler", "CPLLoggingErrorHandler"public static int SetErrorHandler()
public static int PushErrorHandler(java.lang.String callbackName)
callbackName
- handler function name : "CPLQuietErrorHandler", "CPLDefaultErrorHandler", "CPLLoggingErrorHandler"public static int PushErrorHandler()
public static void Error(int msg_class, int err_code, java.lang.String msg)
The msg_class argument can have the value gdalconst.CE_Warning indicating that the message is an informational warning, gdalconst.CE_Failure indicating that the action failed, but that normal recover mechanisms will be used or CE_Fatal meaning that a fatal error has occurred, and that Error() should not return.
The default behaviour of Error() is to report errors to stderr, and to abort() after reporting a gdalconst.CE_Fatal error. It is expected that some applications will want to suppress error reporting, and will want to install a C++ exception, or longjmp() approach to no local fatal error recovery.
Regardless of how application error handlers or the default error handler choose to handle an error, the error number, and message will be stored for recovery with gdal.GetLastErrorNo() and gdal.GetLastErrorMsg().
msg_class
- one of gdalconst.CE_Warning, gdalconst.CE_Failure or gdalconst.CE_Fatal.err_code
- the error number (CPLE_*) from cpl_error.h.msg
- message to display..public static java.lang.String GOA2GetAuthorizationURL(java.lang.String pszScope)
public static java.lang.String GOA2GetRefreshToken(java.lang.String pszAuthToken, java.lang.String pszScope)
public static java.lang.String GOA2GetAccessToken(java.lang.String pszRefreshToken, java.lang.String pszScope)
public static void PopErrorHandler()
Discards the current error handler on the error handler stack, and restores the one in use before the last gdal.PushErrorHandler() call. This method has no effect if there are no error handlers on the current threads error handler stack.
public static void ErrorReset()
This is normally used to ensure that an error which has been recovered from does not appear to be still in play with high level functions.
public static java.lang.String EscapeString(byte[] byteArray, int scheme)
EscapeString(String str, int scheme)
public static java.lang.String EscapeString(java.lang.String str, int scheme)
str
- the string to escape.scheme
- the encoding scheme to use.public static int GetLastErrorNo()
This is the error number, not the error class.
public static int GetLastErrorType()
This is the error class, not the error number.
public static java.lang.String GetLastErrorMsg()
Fetches the last error message posted with CPLError(), that hasn't been cleared by gdal.ErrorReset().
public static int VSIGetLastErrorNo()
public static java.lang.String VSIGetLastErrorMsg()
public static void PushFinderLocation(java.lang.String utf8_path)
public static void PopFinderLocation()
public static void FinderClean()
public static java.lang.String FindFile(java.lang.String pszClass, java.lang.String utf8_path)
public static java.util.Vector ReadDir(java.lang.String utf8_path, int nMaxFiles)
public static java.util.Vector ReadDir(java.lang.String path)
This function abstracts access to directory contains. It returns a list of strings containing the names of files, and directories in this directory.
Note that no error is issued via CPLError() if the directory path is invalid, though null is returned.
path
- the relative, or absolute path of a directory to read.public static java.util.Vector ReadDirRecursive(java.lang.String utf8_path)
public static void SetConfigOption(java.lang.String key, java.lang.String value)
Those options are defined as a (key, value) couple. The value corresponding to a key can be got later with the gdal.GetConfigOption() method.
This mechanism is similar to environment variables, but options set with gdal.SetConfigOption() overrides, for gdal.GetConfigOption() point of view, values defined in the environment.
If gdal.SetConfigOption() is called several times with the same key, the value provided during the last call will be used.
Options can also be passed on the command line of most GDAL utilities with the with '--config KEY VALUE'. For example, ogrinfo --config CPL_DEBUG ON ~/data/test/point.shp
key
- the key of the optionvalue
- the value of the optionGetConfigOption(java.lang.String, java.lang.String)
public static java.lang.String GetConfigOption(java.lang.String key, java.lang.String defaultValue)
The value is the value of a (key, value) option set with gdal.SetConfigOption(). If the given option was no defined with gdal.SetConfigOption(), it tries to find it in environment variables.
key
- the key of the option to retrievedefaultValue
- a default value if the key does not match existing defined options (may be null)SetConfigOption(java.lang.String, java.lang.String)
public static java.lang.String GetConfigOption(java.lang.String key)
Same as below with defaultValue == null
GetConfigOption(String key, String defaultValue)
public static java.lang.String CPLBinaryToHex(byte[] nBytes)
public static byte[] CPLHexToBinary(java.lang.String pszHex)
public static void FileFromMemBuffer(java.lang.String fileName, byte[] byteArray)
The filename then can be used with GDAL and OGR drivers that uses the virtual file API.
To free the memory associated with the file, you must use Unlink(fileName), otherwise memory leaks will occur.
fileName
- filename (should begin with "/vsimem/")byteArray
- data buffer to put in the fileUnlink(String fileName)
public static int Unlink(java.lang.String fileName)
Deletes a file object from the file system. This method goes through the VSIFileHandler virtualization and may work on unusual filesystems such as in memory.
Analog of the POSIX unlink() function.
fileName
- the path of the file to be deleted.FileFromMemBuffer(String fileName, byte[] byteArray)
public static int Mkdir(java.lang.String path, int mode)
Create a new directory with the indicated mode. The mode is ignored on some platforms. A reasonable default mode value would be 0666. This method goes through the VSIFileHandler virtualization and may work on unusual filesystems such as in memory.
Analog of the POSIX mkdir() function.
path
- the path to the directory to create.mode
- the permissions mode.public static int Rmdir(java.lang.String path)
Deletes a directory object from the file system. On some systems the directory must be empty before it can be deleted.
This method goes through the VSIFileHandler virtualization and may work on unusual filesystems such as in memory.
Analog of the POSIX rmdir() function.
path
- the path of the directory to be deleted.public static int Rename(java.lang.String oldpath, java.lang.String newpath)
Renames a file object in the file system. It should be possible to rename a file onto a new filesystem, but it is safest if this function is only used to rename files that remain in the same directory.
This method goes through the VSIFileHandler virtualization and may work on unusual filesystems such as in memory.
Analog of the POSIX rename() function.
oldpath
- the name of the file to be renamed.newpath
- the name the file should be given.public static java.util.Vector ParseCommandLine(java.lang.String utf8_path)
public static double GDAL_GCP_GCPX_get(GCP gcp)
public static void GDAL_GCP_GCPX_set(GCP gcp, double dfGCPX)
public static double GDAL_GCP_GCPY_get(GCP gcp)
public static void GDAL_GCP_GCPY_set(GCP gcp, double dfGCPY)
public static double GDAL_GCP_GCPZ_get(GCP gcp)
public static void GDAL_GCP_GCPZ_set(GCP gcp, double dfGCPZ)
public static double GDAL_GCP_GCPPixel_get(GCP gcp)
public static void GDAL_GCP_GCPPixel_set(GCP gcp, double dfGCPPixel)
public static double GDAL_GCP_GCPLine_get(GCP gcp)
public static void GDAL_GCP_GCPLine_set(GCP gcp, double dfGCPLine)
public static java.lang.String GDAL_GCP_Info_get(GCP gcp)
public static void GDAL_GCP_Info_set(GCP gcp, java.lang.String pszInfo)
public static java.lang.String GDAL_GCP_Id_get(GCP gcp)
public static void GDAL_GCP_Id_set(GCP gcp, java.lang.String pszId)
public static int GCPsToGeoTransform(GCP[] gcpArray, double[] outGeoTransform, int bApproxOK)
Given a set of GCPs perform first order fit as a geotransform.
Due to imprecision in the calculations the fit algorithm will often return non-zero rotational coefficients even if given perfectly non-rotated inputs. A special case has been implemented for corner corner coordinates given in TL, TR, BR, BL order. So when using this to get a geotransform from 4 corner coordinates, pass them in this order.
gcpArray
- the array of GCP.outGeoTransform
- the six double array in which the affine
geotransformation will be returned.bApproxOK
- If 0 the function will fail if the geotransform is not
essentially an exact fit (within 0.25 pixel) for all GCPs.public static int GCPsToGeoTransform(GCP[] gcpArray, double[] outGeoTransform)
Same as below with bApproxOK == 0
GCPsToGeoTransform(GCP[] gcpArray, double[] outGeoTransform, int bApproxOK)
public static int ComputeMedianCutPCT(Band red, Band green, Band blue, int num_colors, ColorTable colors, ProgressCallback callback)
This function implements a median cut algorithm to compute an "optimal" pseudocolor table for representing an input RGB image. This PCT could then be used with GDALDitherRGB2PCT() to convert a 24bit RGB image into an eightbit pseudo-colored image.
This code was based on the tiffmedian.c code from libtiff (www.libtiff.org) which was based on a paper by Paul Heckbert:
"Color Image Quantization for Frame Buffer Display", Paul Heckbert, SIGGRAPH proceedings, 1982, pp. 297-307.
The red, green and blue input bands do not necessarily need to come from the same file, but they must be the same width and height. They will be clipped to 8bit during reading, so non-eight bit bands are generally inappropriate.
red
- Red input band.green
- Green input band.blue
- Blue input band.num_colors
- the desired number of colors to be returned (2-256).colors
- the color table will be returned in this color table object.callback
- for reporting algorithm progress. May be nullpublic static int ComputeMedianCutPCT(Band red, Band green, Band blue, int num_colors, ColorTable colors)
Same as below with callback == null
ComputeMedianCutPCT(Band red, Band green, Band blue, int num_colors, ColorTable colors, ProgressCallback callback)
public static int DitherRGB2PCT(Band red, Band green, Band blue, Band target, ColorTable colors, ProgressCallback callback)
This functions utilizes Floyd-Steinberg dithering in the process of converting a 24bit RGB image into a pseudocolored 8bit image using a provided color table.
The red, green and blue input bands do not necessarily need to come from the same file, but they must be the same width and height. They will be clipped to 8bit during reading, so non-eight bit bands are generally inappropriate. Likewise the hTarget band will be written with 8bit values and must match the width and height of the source bands.
The color table cannot have more than 256 entries.
red
- Red input band.green
- Green input band.blue
- Blue input band.target
- Output band.colors
- the color table to use with the output band.callback
- for reporting algorithm progress. May be nullpublic static int DitherRGB2PCT(Band red, Band green, Band blue, Band target, ColorTable colors)
Same as below with callback == null
DitherRGB2PCT(Band red, Band green, Band blue, Band target, ColorTable colors, ProgressCallback callback)
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int eResampleAlg, double WarpMemoryLimit, double maxerror, ProgressCallback callback, java.util.Vector options)
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int resampleAlg, double warpMemoryLimit, double maxError, ProgressCallback callback)
This is a convenience function utilizing the GDALWarpOperation class to reproject an image from a source to a destination. In particular, this function takes care of establishing the transformation function to implement the reprojection, and will default a variety of other warp options.
By default all bands are transferred, with no masking or nodata values in effect. No metadata, projection info, or color tables are transferred to the output file.
src_ds
- the source image file.dst_ds
- the destination image file.src_wkt
- the source projection. If null the source projection
is read from from src_ds.dst_wkt
- the destination projection. If null the destination
projection will be read from dst_ds.resampleAlg
- the type of resampling to use. (among gdalconst.GRA_*)warpMemoryLimit
- the amount of memory (in bytes) that the warp
API is allowed to use for caching. This is in addition to the memory
already allocated to the GDAL caching (as per gdal.SetCacheMax()). May be
0.0 to use default memory settings.maxError
- maximum error measured in input pixels that is allowed
in approximating the transformation (0.0 for exact calculations).callback
- for reporting progress or nullpublic static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int resampleAlg, double warpMemoryLimit, double maxError)
Same as below with callback == null.
ReprojectImage(Dataset src_ds, Dataset dst_ds, String src_wkt, String dst_wkt, int resampleAlg, double warpMemoryLimit, double maxError, ProgressCallback callback)
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int resampleAlg, double warpMemoryLimit)
Same as below with maxError == 0.0 and callback == null.
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int resampleAlg)
Same as below with warpMemoryLimit == 0.0, maxError == 0.0 and callback == null.
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt, java.lang.String dst_wkt)
Same as below with resampleAlg == gdalconst.GRA_NearestNeighbour, warpMemoryLimit == 0.0, maxError == 0.0 and callback == null.
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds, java.lang.String src_wkt)
Same as below with dst_wkt == null, resampleAlg == gdalconst.GRA_NearestNeighbour, warpMemoryLimit == 0.0, maxError == 0.0 and callback == null.
public static int ReprojectImage(Dataset src_ds, Dataset dst_ds)
Same as below with src_wkt == null, dst_wkt == null, resampleAlg == gdalconst.GRA_NearestNeighbour, warpMemoryLimit == 0.0, maxError == 0.0 and callback == null.
public static int ComputeProximity(Band srcBand, Band proximityBand, java.util.Vector options, ProgressCallback callback)
The following options are used to define the behavior of the function. By default all non-zero pixels in srcBand will be considered the "target", and all proximities will be computed in pixels. Note that target pixels are set to the value corresponding to a distance of zero.
Options:
srcBand
- the source bandproximityBand
- the destination bandoptions
- a vector of strings with the above optionscallback
- for reporting progress or nullpublic static int ComputeProximity(Band srcBand, Band proximityBand, java.util.Vector options)
Same as below with callback = null
ComputeProximity(Band srcBand, Band proximityBand, java.util.Vector options, ProgressCallback callback)
public static int ComputeProximity(Band srcBand, Band proximityBand)
Same as below with options == null and callback == null
ComputeProximity(Band srcBand, Band proximityBand, java.util.Vector options, ProgressCallback callback)
public static int RasterizeLayer(Dataset dataset, int[] bands, Layer layer, double[] burn_values, java.util.Vector options, ProgressCallback callback)
public static int RasterizeLayer(Dataset dataset, int[] bands, Layer layer, double[] burn_values, java.util.Vector options)
public static int RasterizeLayer(Dataset dataset, int[] bands, Layer layer, double[] burn_values)
public static int Polygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField, java.util.Vector options, ProgressCallback callback)
public static int Polygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField, java.util.Vector options)
public static int Polygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField)
public static int FPolygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField, java.util.Vector options, ProgressCallback callback)
public static int FPolygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField, java.util.Vector options)
public static int FPolygonize(Band srcBand, Band maskBand, Layer outLayer, int iPixValField)
public static int FillNodata(Band targetBand, Band maskBand, double maxSearchDist, int smoothingIterations, java.util.Vector options, ProgressCallback callback)
This algorithm will interpolate values for all designated nodata pixels (marked by zeros in maskBand). For each pixel a four direction conic search is done to find values to interpolate from (using inverse distance weighting). Once all values are interpolated, zero or more smoothing iterations (3x3 average filters on interpolated pixels) are applied to smooth out artifacts.
This algorithm is generally suitable for interpolating missing regions of fairly continuously varying rasters (such as elevation models for instance). It is also suitable for filling small holes and cracks in more irregularly varying images (like airphotos). It is generally not so great for interpolating a raster from sparse point data - see the algorithms defined in gdal_grid.h for that case.
targetBand
- the raster band to be modified in place.maskBand
- a mask band indicating pixels to be interpolated (zero valuedmaxSearchDist
- the maximum number of pixels to search in all
directions to find values to interpolate from.smoothingIterations
- the number of 3x3 smoothing filter passes to
run (0 or more).options
- additional name=value options in a string list (none
supported at this time - just pass null).callback
- for reporting progress or nullpublic static int FillNodata(Band targetBand, Band maskBand, double maxSearchDist, int smoothingIterations, java.util.Vector options)
Same as below with callback == null
FillNodata(Band targetBand, Band maskBand, double maxSearchDist, int smoothingIterations, java.util.Vector options, ProgressCallback callback)
public static int FillNodata(Band targetBand, Band maskBand, double maxSearchDist, int smoothingIterations)
Same as below with options == null and callback == null
FillNodata(Band targetBand, Band maskBand, double maxSearchDist, int smoothingIterations, java.util.Vector options, ProgressCallback callback)
public static int SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness, java.util.Vector options, ProgressCallback callback)
The function removes raster polygons smaller than a provided threshold size (in pixels) and replaces replaces them with the pixel value of the largest neighbour polygon.
Polygon are determined (per GDALRasterPolygonEnumerator) as regions of the raster where the pixels all have the same value, and that are contiguous (connected).
Pixels determined to be "nodata" per maskBand will not be treated as part of a polygon regardless of their pixel values. Nodata areas will never be changed nor affect polygon sizes.
Polygons smaller than the threshold with no neighbours that are as large as the threshold will not be altered. Polygons surrounded by nodata areas will therefore not be altered.
The algorithm makes three passes over the input file to enumerate the polygons and collect limited information about them. Memory use is proportional to the number of polygons (roughly 24 bytes per polygon), but is not directly related to the size of the raster. So very large raster files can be processed effectively if there aren't too many polygons. But extremely noisy rasters with many one pixel polygons will end up being expensive (in memory) to process.
srcBand
- the source raster band to be processed.maskBand
- an optional mask band. All pixels in the mask band with a
value other than zero will be considered suitable for inclusion in polygons.dstBand
- the output raster band. It may be the same as srcBand
to update the source in place.threshold
- raster polygons with sizes smaller than this will
be merged into their largest neighbour.connectedness
- either 4 indicating that diagonal pixels are not
considered directly adjacent for polygon membership purposes or 8
indicating they are.options
- algorithm options in name=value list form. None currently
supported. just pass nullcallback
- for reporting progress or nullpublic static int SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness, java.util.Vector options)
Same as below with callback == null
SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness, java.util.Vector options, ProgressCallback callback)
public static int SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness)
Same as below with options == null and callback == null
SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness, java.util.Vector options, ProgressCallback callback)
public static int SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold)
Same as below with connectedness == 4, options == null and callback == null
SieveFilter(Band srcBand, Band maskBand, Band dstBand, int threshold, int connectedness, java.util.Vector options, ProgressCallback callback)
public static int RegenerateOverviews(Band srcBand, Band[] overviewBands, java.lang.String resampling, ProgressCallback callback)
This function will generate one or more overview images from a base image using the requested downsampling algorithm. It's primary use is for generating overviews via Dataset.BuildOverviews(), but it can also be used to generate downsampled images in one file from another outside the overview architecture.
The output bands need to exist in advance.
The full set of resampling algorithms is documented in Dataset.BuildOverviews().
srcBand
- the source (base level) band.overviewBands
- the list of downsampled bands to be generated.resampling
- Resampling algorithm (eg. "AVERAGE").callback
- for reporting progress or nullDataset.BuildOverviews(java.lang.String resampling, int[] overviewlist, ProgressCallback callback)
public static int RegenerateOverviews(Band srcBand, Band[] overviewBands, java.lang.String resampling)
Same as below with callback == null
RegenerateOverviews(Band srcBand, Band[] overviewBands, String resampling, ProgressCallback callback)
public static int RegenerateOverviews(Band srcBand, Band[] overviewBands)
Same as below with resampling == "AVERAGE" and callback == null
RegenerateOverviews(Band srcBand, Band[] overviewBands, String resampling, ProgressCallback callback)
public static int RegenerateOverview(Band srcBand, Band overviewBand, java.lang.String resampling, ProgressCallback callback)
Same as below for a unique overview band
RegenerateOverviews(Band srcBand, Band[] overviewBands, String resampling, ProgressCallback callback)
public static int RegenerateOverview(Band srcBand, Band overviewBand, java.lang.String resampling)
Same as below for a unique overview band and callback == null
RegenerateOverviews(Band srcBand, Band[] overviewBands, String resampling, ProgressCallback callback)
public static int RegenerateOverview(Band srcBand, Band overviewBand)
Same as below for a unique overview band, resampling == "AVERAGE" and callback == null
RegenerateOverviews(Band srcBand, Band[] overviewBands, String resampling, ProgressCallback callback)
public static int GridCreate(java.lang.String algorithmOptions, double[][] points, double xMin, double xMax, double yMin, double yMax, int xSize, int ySize, int dataType, java.nio.ByteBuffer nioBuffer, ProgressCallback callback)
public static int GridCreate(java.lang.String algorithmOptions, double[][] points, double xMin, double xMax, double yMin, double yMax, int xSize, int ySize, int dataType, java.nio.ByteBuffer nioBuffer)
public static int ContourGenerate(Band srcBand, double contourInterval, double contourBase, double[] fixedLevelCount, int useNoData, double noDataValue, Layer dstLayer, int idField, int elevField, ProgressCallback callback)
public static int ContourGenerate(Band srcBand, double contourInterval, double contourBase, double[] fixedLevelCount, int useNoData, double noDataValue, Layer dstLayer, int idField, int elevField)
public static Dataset AutoCreateWarpedVRT(Dataset src_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int eResampleAlg, double maxError)
This function will create a warped virtual file representing the input image warped into the target coordinate system. A GenImgProj transformation is created to accomplish any required GCP/Geotransform warp and reprojection to the target coordinate system. The output virtual dataset will be "northup" in the target coordinate system. The GDALSuggestedWarpOutput() function is used to determine the bounds and resolution of the output virtual file which should be large enough to include all the input image
Note that the constructed Dataset object will acquire one or more references to the passed in src_ds. Reference counting semantics on the source dataset should be honoured. That is, don't just GDALClose() it unless it was opened with GDALOpenShared().
The returned dataset will have no associated filename for itself. If you want to write the virtual dataset description to a file, use the SetDescription() method on the dataset to assign a filename before it is closed.
src_ds
- The source dataset.src_wkt
- The coordinate system of the source image. If null, it
will be read from the source image.dst_wkt
- The coordinate system to convert to. If null no change
of coordinate system will take place.eResampleAlg
- One of gdalconst.GRA_NearestNeighbour, gdalconst.GRA_Bilinear, gdalconst.GRA_Cubic or
gdalconst.RA_CubicSpline. Controls the sampling method used.maxError
- Maximum error measured in input pixels that is allowed in
approximating the transformation (0.0 for exact calculations).public static Dataset AutoCreateWarpedVRT(Dataset src_ds, java.lang.String src_wkt, java.lang.String dst_wkt, int eResampleAlg)
Same as below with maxError == 0.0
AutoCreateWarpedVRT(Dataset src_ds, String src_wkt, String dst_wkt, int eResampleAlg, double maxError)
public static Dataset AutoCreateWarpedVRT(Dataset src_ds, java.lang.String src_wkt, java.lang.String dst_wkt)
Same as below with eResampleAlg == gdalconst.GRA_NearestNeighbour and maxError == 0.0
AutoCreateWarpedVRT(Dataset src_ds, String src_wkt, String dst_wkt, int eResampleAlg, double maxError)
public static Dataset AutoCreateWarpedVRT(Dataset src_ds, java.lang.String src_wkt)
Same as below with dst_wkt == null, eResampleAlg == gdalconst.GRA_NearestNeighbour and maxError == 0.0
AutoCreateWarpedVRT(Dataset src_ds, String src_wkt, String dst_wkt, int eResampleAlg, double maxError)
public static Dataset AutoCreateWarpedVRT(Dataset src_ds)
Same as below with src_wkt == null, dst_wkt == null, eResampleAlg == gdalconst.GRA_NearestNeighbour and maxError == 0.0
AutoCreateWarpedVRT(Dataset src_ds, String src_wkt, String dst_wkt, int eResampleAlg, double maxError)
public static Dataset CreatePansharpenedVRT(java.lang.String pszXML, Band panchroBand, Band[] nInputSpectralBands)
public static Dataset ApplyVerticalShiftGrid(Dataset src_ds, Dataset grid_ds, boolean inverse, double srcUnitToMeter, double dstUnitToMeter, java.util.Vector options)
public static Dataset ApplyVerticalShiftGrid(Dataset src_ds, Dataset grid_ds, boolean inverse, double srcUnitToMeter, double dstUnitToMeter)
public static Dataset ApplyVerticalShiftGrid(Dataset src_ds, Dataset grid_ds, boolean inverse, double srcUnitToMeter)
public static Dataset ApplyVerticalShiftGrid(Dataset src_ds, Dataset grid_ds, boolean inverse)
public static Dataset ApplyVerticalShiftGrid(Dataset src_ds, Dataset grid_ds)
public static void ApplyGeoTransform(double[] padfGeoTransform, double dfPixel, double dfLine, double[] pdfGeoX, double[] pdfGeoY)
Applies the following computation, converting a (pixel,line) coordinate into a georeferenced (geo_x,geo_y) location.
pdfGeoX[0] = padfGeoTransform[0] + dfPixel * padfGeoTransform[1] + dfLine * padfGeoTransform[2]; pdfGeoY[0] = padfGeoTransform[3] + dfPixel * padfGeoTransform[4] + dfLine * padfGeoTransform[5];
padfGeoTransform
- Six coefficient GeoTransform to apply.dfPixel
- Input pixel positiondfLine
- Input line position.pdfGeoX
- allocated array of 1 double where geo_x (easting/longitude) location is placed.pdfGeoY
- allocated array of 1 double where geo_y (northing/latitude) location is placed.public static int InvGeoTransform(double[] gt_in, double[] gt_out)
This function will invert a standard 3x2 set of GeoTransform coefficients. This converts the equation from being pixel to geo to being geo to pixel.
gt_in
- Input geotransform (allocated array of six doubles - unaltered).gt_out
- Output geotransform (allocated array of six doubles - updated).public static java.lang.String VersionInfo(java.lang.String request)
Available request values:
request
- the type of version info desired, as listed above.public static java.lang.String VersionInfo()
public static void AllRegister()
This function will drive any of the following that are configured into GDAL. Many others as well that haven't been updated in this documentation (see full list):
This function should generally be called once at the beginning of the application.
public static void GDALDestroyDriverManager()
public static int GetCacheMax()
Gets the maximum amount of memory available to the GDALRasterBlock caching system for caching GDAL read/write imagery.
public static int GetCacheUsed()
public static void SetCacheMax(int newSize)
This function sets the maximum amount of memory that GDAL is permitted to use for GDALRasterBlock caching.
newSize
- the maximum number of bytes for caching. Maximum is 2GB.public static int GetDataTypeSize(int eDataType)
Returns the size of a GDT_* type in bits, not bytes!
eDataType
- type, such as gdalconst.GDT_Byte.public static int DataTypeIsComplex(int eDataType)
public static java.lang.String GetDataTypeName(int eDataType)
Returns a symbolic name for the data type. This is essentially the the enumerated item name with the GDT_ prefix removed. So gdalconst.GDT_Byte returns "Byte". These strings are useful for reporting datatypes in debug statements, errors and other user output.
eDataType
- type to get name of.public static int GetDataTypeByName(java.lang.String dataTypeName)
Returns a data type corresponding to the given symbolic name. This function is opposite to the gdal.GetDataTypeName().
dataTypeName
- string containing the symbolic name of the type.public static java.lang.String GetColorInterpretationName(int eColorInterp)
Returns a symbolic name for the color interpretation. This is derived from the enumerated item name with the GCI_ prefix removed, but there are some variations. So GCI_GrayIndex returns "Gray" and GCI_RedBand returns "Red". The returned strings are static strings and should not be modified or freed by the application.
eColorInterp
- color interpretation to get name of.public static java.lang.String GetPaletteInterpretationName(int ePaletteInterp)
Returns a symbolic name for the palette interpretation. This is the the enumerated item name with the GPI_ prefix removed. So GPI_Gray returns "Gray". The returned strings are static strings and should not be modified or freed by the application.
ePaletteInterp
- palette interpretation to get name of.public static java.lang.String DecToDMS(double dfAngle, java.lang.String pszAxis, int nPrecision)
public static java.lang.String DecToDMS(double dfAngle, java.lang.String pszAxis)
public static double PackedDMSToDec(double dfPacked)
public static double DecToPackedDMS(double dfDec)
public static XMLNode ParseXMLString(java.lang.String xmlString)
The passed document is parsed into a XMLNode tree representation. If the document is not well formed XML then null is returned, and errors are reported via CPLError(). No validation beyond wellformedness is done.
If the document has more than one "root level" element then those after the first will be attached to the first as siblings (via the psNext pointers) even though there is no common parent. A document with no XML structure (no angle brackets for instance) would be considered well formed, and returned as a single CXT_Text node.
xmlString
- the document to parse.public static java.lang.String SerializeXMLTree(XMLNode xmlnode)
This function converts a XMLNode tree representation of a document into a flat string representation. White space indentation is used visually preserve the tree structure of the document.
xmlnode
- the root of the tree to serializepublic static java.lang.String GetJPEG2000StructureAsString(java.lang.String pszFilename, java.util.Vector options)
public static java.lang.String GetJPEG2000StructureAsString(java.lang.String pszFilename)
public static int GetDriverCount()
public static Driver GetDriverByName(java.lang.String name)
name
- the short name, such as "GTiff", being searched for.public static Driver GetDriver(int iDriver)
iDriver
- the driver index from 0 to gdal.GetDriverCount()-1.public static Dataset Open(java.lang.String name, int eAccess)
This function will try to open the passed file, or virtual dataset name by invoking the Open method of each registered Driver in turn. The first successful open will result in a returned dataset. If all drivers fail then null is returned.
It is required that you explicitly close a dataset opened in update mode with the Dataset.delete() method. Otherwise the data might not be flushed to the disk. Don't rely only on Java garbage collection.
name
- the name of the file to access. In the case of
exotic drivers this may not refer to a physical file, but instead contain
information for the driver on how to access a dataset.eAccess
- the desired access, either gdalconst.GA_Update or gdalconst.GA_ReadOnly. Many
drivers support only read only access.OpenShared(String name, int eAccess)
public static Dataset Open(java.lang.String name)
Same as below with eAccess == gdalconst.GA_ReadOnly
Open(String name, int eAccess)
public static Dataset OpenEx(java.lang.String utf8_path, long nOpenFlags, java.util.Vector allowed_drivers, java.util.Vector open_options, java.util.Vector sibling_files)
public static Dataset OpenEx(java.lang.String utf8_path, long nOpenFlags, java.util.Vector allowed_drivers, java.util.Vector open_options)
public static Dataset OpenEx(java.lang.String utf8_path, long nOpenFlags, java.util.Vector allowed_drivers)
public static Dataset OpenEx(java.lang.String utf8_path, long nOpenFlags)
public static Dataset OpenEx(java.lang.String utf8_path)
public static Dataset OpenShared(java.lang.String name, int eAccess)
This function works the same as gdal.Open(), but allows the sharing of GDALDataset handles for a dataset with other callers to gdal.OpenShared().
In particular, gdal.OpenShared() will first consult it's list of currently open and shared Dataset's, and if the GetDescription() name for one exactly matches the name passed to gdal.OpenShared() it will be referenced and returned.
name
- the name of the file to access. In the case of
exotic drivers this may not refer to a physical file, but instead contain
information for the driver on how to access a dataset.eAccess
- the desired access, either gdalconst.GA_Update or gdalconst.GA_ReadOnly. Many
drivers support only read only access.Open(String name, int eAccess)
public static Dataset OpenShared(java.lang.String name)
Same as below with eAccess == gdalconst.GA_ReadOnly
OpenShared(String name, int eAccess)
public static Driver IdentifyDriver(java.lang.String name, java.util.Vector fileList)
This function will try to identify the driver that can open the passed file name by invoking the Identify method of each registered Driver in turn. The first driver that successful identifies the file name will be returned. If all drivers fail then null is returned.
In order to reduce the need for such searches touch the operating system file system machinery, it is possible to give an optional list of files. This is the list of all files at the same level in the file system as the target file, including the target file. The filenames will not include any path components, are an essentially just the output of ReadDir() on the parent directory. If the target object does not have filesystem semantics then the file list should be null.
name
- the name of the file to access. In the case of
exotic drivers this may not refer to a physical file, but instead contain
information for the driver on how to access a dataset.fileList
- a vector of strings.
These strings are filenames that are auxiliary to the main filename. The passed
value may be null.public static Driver IdentifyDriver(java.lang.String name)
Same as below with fileList == null
IdentifyDriver(String name, java.util.Vector fileList)
public static Driver IdentifyDriverEx(java.lang.String utf8_path, long nIdentifyFlags, java.util.Vector allowed_drivers, java.util.Vector sibling_files)
public static Driver IdentifyDriverEx(java.lang.String utf8_path, long nIdentifyFlags, java.util.Vector allowed_drivers)
public static Driver IdentifyDriverEx(java.lang.String utf8_path, long nIdentifyFlags)
public static Driver IdentifyDriverEx(java.lang.String utf8_path)
public static java.util.Vector GeneralCmdLineProcessor(java.util.Vector args, int options)
GeneralCmdLineProcessor(String[] args, int options)
public static java.util.Vector GeneralCmdLineProcessor(java.util.Vector args)
GeneralCmdLineProcessor(String[] args, int options)
public static java.lang.String GDALInfo(Dataset hDataset, InfoOptions infoOptions)
public static Dataset Translate(java.lang.String dest, Dataset dataset, TranslateOptions translateOptions, ProgressCallback callback)
public static Dataset Translate(java.lang.String dest, Dataset dataset, TranslateOptions translateOptions)
public static int Warp(Dataset dstDS, Dataset[] object_list_count, WarpOptions warpAppOptions, ProgressCallback callback)
public static int Warp(Dataset dstDS, Dataset[] object_list_count, WarpOptions warpAppOptions)
public static Dataset Warp(java.lang.String dest, Dataset[] object_list_count, WarpOptions warpAppOptions, ProgressCallback callback)
public static Dataset Warp(java.lang.String dest, Dataset[] object_list_count, WarpOptions warpAppOptions)
public static int VectorTranslate(Dataset dstDS, Dataset srcDS, VectorTranslateOptions options, ProgressCallback callback)
public static int VectorTranslate(Dataset dstDS, Dataset srcDS, VectorTranslateOptions options)
public static Dataset VectorTranslate(java.lang.String dest, Dataset srcDS, VectorTranslateOptions options, ProgressCallback callback)
public static Dataset VectorTranslate(java.lang.String dest, Dataset srcDS, VectorTranslateOptions options)
public static Dataset DEMProcessing(java.lang.String dest, Dataset dataset, java.lang.String pszProcessing, java.lang.String pszColorFilename, DEMProcessingOptions options, ProgressCallback callback)
public static Dataset DEMProcessing(java.lang.String dest, Dataset dataset, java.lang.String pszProcessing, java.lang.String pszColorFilename, DEMProcessingOptions options)
public static int Nearblack(Dataset dstDS, Dataset srcDS, NearblackOptions options, ProgressCallback callback)
public static int Nearblack(Dataset dstDS, Dataset srcDS, NearblackOptions options)
public static Dataset Nearblack(java.lang.String dest, Dataset srcDS, NearblackOptions options, ProgressCallback callback)
public static Dataset Nearblack(java.lang.String dest, Dataset srcDS, NearblackOptions options)
public static Dataset Grid(java.lang.String dest, Dataset dataset, GridOptions options, ProgressCallback callback)
public static Dataset Grid(java.lang.String dest, Dataset dataset, GridOptions options)
public static int Rasterize(Dataset dstDS, Dataset srcDS, RasterizeOptions options, ProgressCallback callback)
public static int Rasterize(Dataset dstDS, Dataset srcDS, RasterizeOptions options)
public static Dataset Rasterize(java.lang.String dest, Dataset srcDS, RasterizeOptions options, ProgressCallback callback)
public static Dataset Rasterize(java.lang.String dest, Dataset srcDS, RasterizeOptions options)
public static Dataset BuildVRT(java.lang.String dest, Dataset[] object_list_count, BuildVRTOptions options, ProgressCallback callback)
public static Dataset BuildVRT(java.lang.String dest, Dataset[] object_list_count, BuildVRTOptions options)
public static Dataset BuildVRT(java.lang.String dest, java.util.Vector source_filenames, BuildVRTOptions options, ProgressCallback callback)
public static Dataset BuildVRT(java.lang.String dest, java.util.Vector source_filenames, BuildVRTOptions options)