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godal.cpp
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// Copyright 2021 Airbus Defence and Space
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#define _GNU_SOURCE 1
#include "godal.h"
#include <gdal.h>
#include <ogr_srs_api.h>
#include <cpl_conv.h>
#include "cpl_port.h"
#include "cpl_string.h"
#include "cpl_vsi.h"
#include "cpl_vsi_virtual.h"
#include <gdal_frmts.h>
#include <ogrsf_frmts.h>
#include <dlfcn.h>
#include <cassert>
#include <gdal_utils.h>
#include <gdal_alg.h>
#include <gdalgrid.h>
extern "C" {
extern long long int _gogdalSizeCallback(char* key, char** errorString);
extern int _gogdalMultiReadCallback(char* key, int nRanges, void* pocbuffers, void* coffsets, void* clengths, char** errorString);
extern size_t _gogdalReadCallback(char* key, void* buffer, size_t off, size_t clen, char** errorString);
extern int goErrorHandler(int loggerID, CPLErr lvl, int code, const char *msg);
}
static void godalErrorHandler(CPLErr e, CPLErrorNum n, const char* msg) {
cctx *ctx = (cctx*)CPLGetErrorHandlerUserData();
assert(ctx!=nullptr);
if (ctx->handlerIdx !=0) {
int ret = goErrorHandler(ctx->handlerIdx, e, n, msg);
if(ret!=0 && ctx->failed==0) {
ctx->failed=1;
}
} else {
//let's be strict and treat all warnings as errors
if (e < CE_Warning)
{
fprintf(stderr, "GDAL: %s\n", msg);
return;
}
if (ctx->errMessage == nullptr)
{
ctx->errMessage = (char *)malloc(strlen(msg) + 1);
strcpy(ctx->errMessage, msg);
}
else
{
ctx->errMessage = (char *)realloc(ctx->errMessage, strlen(ctx->errMessage) + strlen(msg) + 3);
strcat(ctx->errMessage, "\n");
strcat(ctx->errMessage, msg);
}
}
}
static void godalWrap(cctx *ctx) {
CPLPushErrorHandlerEx(&godalErrorHandler,ctx);
if(ctx->configOptions!=nullptr) {
char **options = ctx->configOptions;
for(char* option=*options; option; option=*(++options)) {
char *idx = strchr(option,'=');
if(idx) {
*idx='\0';
CPLSetThreadLocalConfigOption(option,idx+1);
*idx='=';
}
}
}
}
static void godalUnwrap() {
cctx *ctx = (cctx*)CPLGetErrorHandlerUserData();
CPLPopErrorHandler();
if(ctx->configOptions!=nullptr) {
char **options = ctx->configOptions;
for(char* option=*options; option; option=*(++options)) {
char *idx = strchr(option,'=');
if(idx) {
*idx='\0';
CPLSetThreadLocalConfigOption(option,nullptr);
*idx='=';
}
}
}
}
inline int failed(cctx *ctx) {
if (ctx->errMessage!=nullptr || ctx->failed!=0) {
return 1;
}
return 0;
}
inline void forceError(cctx *ctx) {
if (ctx->errMessage == nullptr && ctx->failed==0) {
CPLError(CE_Failure, CPLE_AppDefined, "unknown error");
}
}
inline void forceCPLError(cctx *ctx, CPLErr err) {
if (ctx->errMessage == nullptr && ctx->failed==0) {
CPLError(CE_Failure, CPLE_AppDefined, "unknown cpl error %d", err);
}
}
inline void forceOGRError(cctx *ctx, OGRErr err) {
if (ctx->errMessage == nullptr && ctx->failed==0) {
CPLError(CE_Failure, CPLE_AppDefined, "unknown ogr error %d", err);
}
}
void godalSetMetadataItem(cctx *ctx, GDALMajorObjectH mo, char *ckey, char *cval, char *cdom) {
godalWrap(ctx);
CPLErr ret = GDALSetMetadataItem(mo,ckey,cval,cdom);
if(ret!=0) {
forceCPLError(ctx, ret);
}
godalUnwrap();
}
void godalClearMetadata(cctx *ctx, GDALMajorObjectH mo, char *cdom) {
godalWrap(ctx);
CPLErr ret = GDALSetMetadata(mo,nullptr,cdom);
if(ret!=0) {
forceCPLError(ctx, ret);
}
godalUnwrap();
}
void godalSetDescription(cctx *ctx, GDALMajorObjectH mo, char *desc) {
godalWrap(ctx);
GDALSetDescription(mo,desc);
godalUnwrap();
}
void godalSetRasterColorInterpretation(cctx *ctx, GDALRasterBandH bnd, GDALColorInterp ci) {
godalWrap(ctx);
CPLErr ret = GDALSetRasterColorInterpretation(bnd,ci);
if(ret!=0) {
forceCPLError(ctx, ret);
}
godalUnwrap();
}
GDALDatasetH godalOpen(cctx *ctx, const char *name, unsigned int nOpenFlags, const char *const *papszAllowedDrivers,
const char *const *papszOpenOptions, const char *const *papszSiblingFiles) {
godalWrap(ctx);
GDALDatasetH ret = GDALOpenEx(name,nOpenFlags,papszAllowedDrivers,papszOpenOptions,papszSiblingFiles);
if (ret == nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
void godalClose(cctx *ctx, GDALDatasetH ds) {
godalWrap(ctx);
GDALClose(ds);
godalUnwrap();
}
typedef void (*fn_def)(void);
int _go_registerDriver(const char *driver, const char *prefix) {
char *fnname = (char*)calloc(1,strlen(driver)+strlen(prefix)+1);
snprintf(fnname, sizeof(fnname), "%s%s", prefix, driver);
void *fcn = dlsym(RTLD_DEFAULT,fnname);
free(fnname);
if (fcn != nullptr) {
fn_def fnptr = (fn_def)fcn;
fnptr();
} else {
return 1;
}
return 0;
}
int godalRegisterDriver(const char *fnname) {
void *fcn = dlsym(RTLD_DEFAULT,fnname);
if (fcn != nullptr) {
fn_def fnptr = (fn_def)fcn;
fnptr();
return 0;
}
return -1;
}
void godalRegisterPlugins(){
#if GDAL_VERSION_NUM >= GDAL_COMPUTE_VERSION(3, 8, 0)
GDALRegisterPlugins();
#endif
}
void godalRegisterPlugin(cctx *ctx, const char *name){
godalWrap(ctx);
#if GDAL_VERSION_NUM >= GDAL_COMPUTE_VERSION(3, 8, 0)
CPLErr ret = GDALRegisterPlugin(name);
if (ret != 0) {
forceCPLError(ctx, ret);
}
#else
CPLError(CE_Failure, CPLE_NotSupported, "GDALRegisterPlugin is only supported in GDAL version >= 3.8");
#endif
godalUnwrap();
}
GDALDatasetH godalCreate(cctx *ctx, GDALDriverH drv, const char* name, int width, int height, int nbands,
GDALDataType dtype, char **options) {
godalWrap(ctx);
GDALDatasetH ret = GDALCreate(drv,name,width,height,nbands,dtype,options);
if (ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
void godalDatasetSetSpatialRef(cctx *ctx, GDALDatasetH ds, OGRSpatialReferenceH sr) {
godalWrap(ctx);
CPLErr ret = GDALSetSpatialRef(ds,sr);
if (ret!=0) {
forceCPLError(ctx,ret);
}
godalUnwrap();
}
char *exportToWKT(cctx *ctx, OGRSpatialReferenceH sr) {
char *pszSRS = nullptr;
OGRErr gret = OSRExportToWkt(sr,&pszSRS);
if (gret!=OGRERR_NONE && !failed(ctx)) {
forceOGRError(ctx, gret);
}
if(failed(ctx)) {
CPLFree(pszSRS);
pszSRS=nullptr;
}
/*TODO: handle wkt2 retry
if (gret!=OGRERR_NONE || failed(ctx)) {
CPLFree(pszSRS);
pszSRS = nullptr;
const char *const apszOptions[] = {"FORMAT=WKT2", nullptr};
gret = oOutputSRS.exportToWkt(&pszSRS, apszOptions);
if (gret!=OGRERR_NONE || failed(ctx)) {
forceOGRError(ctx, gret);
godalUnwrap();
return;
}
}
*/
return pszSRS;
}
void godalSetProjection(cctx *ctx, GDALDatasetH ds, char *wkt) {
godalWrap(ctx);
if(wkt==nullptr||*wkt==0) {
CPLErr ret = GDALSetSpatialRef(ds,nullptr);
if (ret != 0)
{
forceCPLError(ctx, ret);
}
godalUnwrap();
return;
}
OGRSpatialReferenceH sr = OSRNewSpatialReference(nullptr);
OSRSetAxisMappingStrategy(sr, OAMS_TRADITIONAL_GIS_ORDER);
OGRErr gret = OSRSetFromUserInput(sr,wkt);
if (gret!=OGRERR_NONE || failed(ctx)) {
forceOGRError(ctx,gret);
godalUnwrap();
OSRDestroySpatialReference(sr);
return;
}
CPLErr ret = GDALSetSpatialRef(ds,sr);
if (ret!=0) {
forceCPLError(ctx,ret);
}
godalUnwrap();
OSRDestroySpatialReference(sr);
}
char *godalExportToWKT(cctx *ctx, OGRSpatialReferenceH sr) {
godalWrap(ctx);
char *pszSRS = exportToWKT(ctx, sr);
godalUnwrap();
return pszSRS;
}
OGRSpatialReferenceH godalCreateWKTSpatialRef(cctx *ctx, char *wkt){
godalWrap(ctx);
OGRSpatialReferenceH sr = OSRNewSpatialReference(nullptr);
OSRSetAxisMappingStrategy(sr, OAMS_TRADITIONAL_GIS_ORDER);
OGRErr gret = OSRImportFromWkt(sr, &wkt);
if(gret!=0) {
forceOGRError(ctx,gret);
}
godalUnwrap();
if( failed(ctx) ) {
OSRDestroySpatialReference(sr);
return nullptr;
}
return sr;
}
OGRSpatialReferenceH godalCreateProj4SpatialRef(cctx *ctx, char *proj) {
godalWrap(ctx);
OGRSpatialReferenceH sr = OSRNewSpatialReference(nullptr);
OSRSetAxisMappingStrategy(sr, OAMS_TRADITIONAL_GIS_ORDER);
OGRErr gret = OSRImportFromProj4(sr, proj);
if(gret!=0) {
forceOGRError(ctx,gret);
}
godalUnwrap();
if( failed(ctx) ) {
OSRDestroySpatialReference(sr);
return nullptr;
}
return sr;
}
OGRSpatialReferenceH godalCreateEPSGSpatialRef(cctx *ctx, int epsgCode) {
godalWrap(ctx);
OGRSpatialReferenceH sr = OSRNewSpatialReference(nullptr);
OSRSetAxisMappingStrategy(sr, OAMS_TRADITIONAL_GIS_ORDER);
OGRErr gret = OSRImportFromEPSG(sr, epsgCode);
if(gret!=0) {
forceOGRError(ctx,gret);
}
godalUnwrap();
if( failed(ctx) ) {
OSRDestroySpatialReference(sr);
return nullptr;
}
return sr;
}
OGRSpatialReferenceH godalCreateUserSpatialRef(cctx *ctx, char *userInput) {
godalWrap(ctx);
OGRSpatialReferenceH sr = OSRNewSpatialReference(nullptr);
OSRSetAxisMappingStrategy(sr, OAMS_TRADITIONAL_GIS_ORDER);
OGRErr gret = OSRSetFromUserInput(sr, userInput);
if(gret!=0) {
forceOGRError(ctx,gret);
}
godalUnwrap();
if( failed(ctx) ) {
OSRDestroySpatialReference(sr);
return nullptr;
}
return sr;
}
void godalValidateSpatialRef(cctx *ctx, OGRSpatialReferenceH sr) {
godalWrap(ctx);
OGRErr gret = OSRValidate(sr);
if(gret!=0) {
forceOGRError(ctx,gret);
}
godalUnwrap();
}
OGRCoordinateTransformationH godalNewCoordinateTransformation(cctx *ctx, OGRSpatialReferenceH src, OGRSpatialReferenceH dst) {
godalWrap(ctx);
OGRCoordinateTransformationH tr = OCTNewCoordinateTransformation(src,dst);
if ( tr == nullptr ) {
forceError(ctx);
}
godalUnwrap();
return tr;
}
void godalSetGeoTransform(cctx *ctx, GDALDatasetH ds, double *gt){
godalWrap(ctx);
CPLErr ret = GDALSetGeoTransform(ds,gt);
if( ret != 0 ) {
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalGetGeoTransform(cctx *ctx, GDALDatasetH ds, double *gt){
godalWrap(ctx);
CPLErr ret = GDALGetGeoTransform(ds,gt);
if( ret != 0 ) {
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalRasterSize(GDALDatasetH ds, int *xsize, int *ysize) {
*xsize = GDALGetRasterXSize(ds);
*ysize = GDALGetRasterYSize(ds);
}
GDALRasterBandH* godalBandOverviews(GDALRasterBandH bnd) {
int count = GDALGetOverviewCount(bnd);
if(count == 0) {
return nullptr;
}
GDALRasterBandH *ret = (GDALRasterBandH*)malloc((count+1)*sizeof(GDALRasterBandH));
ret[count]=nullptr;
for(int i=0; i<count; i++) {
ret[i]=GDALGetOverview(bnd,i);
}
return ret;
}
GDALRasterBandH* godalRasterBands(GDALDatasetH ds) {
int count = GDALGetRasterCount(ds);
if(count == 0) {
return nullptr;
}
GDALRasterBandH *ret = (GDALRasterBandH*)malloc((count+1)*sizeof(GDALRasterBandH));
ret[count]=nullptr;
for(int i=0; i<count; i++) {
ret[i]=GDALGetRasterBand(ds,i+1);
}
return ret;
}
OGRLayerH* godalVectorLayers(GDALDatasetH ds) {
int count = GDALDatasetGetLayerCount(ds);
if(count == 0) {
return nullptr;
}
OGRLayerH *ret = (OGRLayerH*)malloc((count+1)*sizeof(OGRLayerH));
ret[count]=nullptr;
for(int i=0; i<count; i++) {
ret[i]=GDALDatasetGetLayer(ds,i);
}
return ret;
}
void godalSetDatasetNoDataValue(cctx *ctx, GDALDatasetH ds, double nd) {
godalWrap(ctx);
int count = GDALGetRasterCount(ds);
if(count==0) {
CPLError(CE_Failure, CPLE_AppDefined, "cannot set nodata value on dataset with no raster bands");
godalUnwrap();
return;
}
CPLErr ret = CE_None;
for(int i=1; i<=count;i++) {
CPLErr br = GDALSetRasterNoDataValue(GDALGetRasterBand(ds,i),nd);
if(br!=0 && ret==0) {
ret = br;
}
}
if ( ret != 0 ) {
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalSetRasterNoDataValue(cctx *ctx, GDALRasterBandH bnd, double nd) {
godalWrap(ctx);
CPLErr ret = GDALSetRasterNoDataValue(bnd,nd);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalDeleteRasterNoDataValue(cctx *ctx, GDALRasterBandH bnd) {
godalWrap(ctx);
CPLErr ret = GDALDeleteRasterNoDataValue(bnd);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalSetDatasetScaleOffset(cctx *ctx, GDALDatasetH ds, double scale, double offset) {
godalWrap(ctx);
int count = GDALGetRasterCount(ds);
if(count==0) {
CPLError(CE_Failure, CPLE_AppDefined, "cannot set scale and offset on dataset with no raster bands");
godalUnwrap();
return;
}
CPLErr ret = CE_None;
for(int i=1; i<=count;i++) {
CPLErr br;
br = GDALSetRasterScale(GDALGetRasterBand(ds,i),scale);
if(br!=0 && ret==0) {
ret = br;
}
br = GDALSetRasterOffset(GDALGetRasterBand(ds,i),offset);
if(br!=0 && ret==0) {
ret = br;
}
}
if ( ret != 0 ) {
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalSetRasterScaleOffset(cctx *ctx, GDALRasterBandH bnd, double scale, double offset) {
godalWrap(ctx);
CPLErr ret;
ret = GDALSetRasterScale(bnd,scale);
if(ret!=0){
forceCPLError(ctx,ret);
}
ret = GDALSetRasterOffset(bnd,offset);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
GDALRasterBandH godalCreateMaskBand(cctx *ctx, GDALRasterBandH bnd, int flags) {
godalWrap(ctx);
CPLErr ret = GDALCreateMaskBand(bnd, flags);
if(ret!=0) {
forceCPLError(ctx,ret);
godalUnwrap();
return nullptr;
}
GDALRasterBandH mbnd = GDALGetMaskBand(bnd);
if( mbnd == nullptr ) {
forceError(ctx);
}
godalUnwrap();
return mbnd;
}
GDALRasterBandH godalCreateDatasetMaskBand(cctx *ctx, GDALDatasetH ds, int flags) {
godalWrap(ctx);
if (GDALGetRasterCount(ds) == 0) {
CPLError(CE_Failure, CPLE_AppDefined, "cannot create mask band on dataset with no bands");
godalUnwrap();
return nullptr;
}
CPLErr ret = GDALCreateDatasetMaskBand(ds, flags);
if(ret!=0) {
forceCPLError(ctx, ret);
godalUnwrap();
return nullptr;
}
GDALRasterBandH mbnd = GDALGetMaskBand(GDALGetRasterBand(ds,1));
if( mbnd == nullptr ) {
forceError(ctx);
}
godalUnwrap();
return mbnd;
}
GDALDatasetH godalTranslate(cctx *ctx, char *dstName, GDALDatasetH ds, char **switches) {
godalWrap(ctx);
GDALTranslateOptions *translateopts = GDALTranslateOptionsNew(switches,nullptr);
if(failed(ctx)) {
GDALTranslateOptionsFree(translateopts);
godalUnwrap();
return nullptr;
}
int usageErr=0;
GDALDatasetH ret = GDALTranslate(dstName, ds, translateopts, &usageErr);
GDALTranslateOptionsFree(translateopts);
if(ret==nullptr || usageErr!=0) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
GDALDatasetH godalDatasetWarp(cctx *ctx, char *dstName, int nSrcCount, GDALDatasetH *srcDS, char **switches) {
godalWrap(ctx);
GDALWarpAppOptions *warpopts = GDALWarpAppOptionsNew(switches,nullptr);
if(failed(ctx)) {
GDALWarpAppOptionsFree(warpopts);
godalUnwrap();
return nullptr;
}
int usageErr=0;
GDALDatasetH ret = GDALWarp(dstName, nullptr, nSrcCount, srcDS, warpopts, &usageErr);
GDALWarpAppOptionsFree(warpopts);
if(ret==nullptr || usageErr!=0) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
void godalDatasetWarpInto(cctx *ctx, GDALDatasetH dstDs, int nSrcCount, GDALDatasetH *srcDS, char **switches) {
godalWrap(ctx);
GDALWarpAppOptions *warpopts = GDALWarpAppOptionsNew(switches,nullptr);
if(failed(ctx)) {
GDALWarpAppOptionsFree(warpopts);
godalUnwrap();
return;
}
int usageErr=0;
GDALDatasetH ret = GDALWarp(nullptr, dstDs, nSrcCount, srcDS, warpopts, &usageErr);
GDALWarpAppOptionsFree(warpopts);
if(ret==nullptr || usageErr!=0) {
forceError(ctx);
}
godalUnwrap();
}
GDALDatasetH godalDatasetVectorTranslate(cctx *ctx, char *dstName, GDALDatasetH ds, char **switches) {
godalWrap(ctx);
GDALVectorTranslateOptions *opts = GDALVectorTranslateOptionsNew(switches,nullptr);
if(failed(ctx)) {
GDALVectorTranslateOptionsFree(opts);
godalUnwrap();
return nullptr;
}
int usageErr=0;
GDALDatasetH ret = GDALVectorTranslate(dstName, nullptr, 1, &ds, opts, &usageErr);
GDALVectorTranslateOptionsFree(opts);
if(ret==nullptr || usageErr!=0) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
void godalClearOverviews(cctx *ctx, GDALDatasetH ds) {
godalWrap(ctx);
CPLErr ret = GDALBuildOverviews(ds,"NEAREST",0,nullptr,0,nullptr,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalBuildOverviews(cctx *ctx, GDALDatasetH ds, const char *resampling, int nLevels, int *levels,
int nBands, int *bands) {
godalWrap(ctx);
CPLErr ret = GDALBuildOverviews(ds,resampling,nLevels,levels,nBands,bands,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalBandScaleOffset(GDALRasterBandH bnd, double *scale, double *offset) {
int pbSuccess = 0;
*scale = GDALGetRasterScale(bnd, &pbSuccess);
if (pbSuccess == 0) {
*scale = 1;
}
*offset = GDALGetRasterOffset(bnd, &pbSuccess);
if (pbSuccess == 0) {
*offset = 0;
}
}
void godalDatasetStructure(GDALDatasetH ds, int *sx, int *sy, int *bsx, int *bsy, double *scale, double *offset, int *bandCount, int *dtype) {
*sx=GDALGetRasterXSize(ds);
*sy=GDALGetRasterYSize(ds);
*bandCount=GDALGetRasterCount(ds);
*dtype=GDT_Unknown;
*bsx=*bsy=0;
if ( *bandCount > 0 ) {
GDALRasterBandH band = GDALGetRasterBand(ds,1);
*dtype = GDALGetRasterDataType(band);
GDALGetBlockSize(band,bsx,bsy);
godalBandScaleOffset(band, scale, offset);
}
}
void godalBandStructure(GDALRasterBandH bnd, int *sx, int *sy, int *bsx, int *bsy, double *scale, double *offset, int *dtype) {
*sx=GDALGetRasterBandXSize(bnd);
*sy=GDALGetRasterBandYSize(bnd);
*dtype=GDT_Unknown;
*bsx=*bsy=0;
*dtype = GDALGetRasterDataType(bnd);
GDALGetBlockSize(bnd, bsx, bsy);
godalBandScaleOffset(bnd, scale, offset);
}
void godalBandRasterIO(cctx *ctx, GDALRasterBandH bnd, GDALRWFlag rw, int nDSXOff, int nDSYOff, int nDSXSize, int nDSYSize, void *pBuffer,
int nBXSize, int nBYSize, GDALDataType eBDataType, int nPixelSpace, int nLineSpace, GDALRIOResampleAlg alg) {
godalWrap(ctx);
GDALRasterIOExtraArg exargs;
INIT_RASTERIO_EXTRA_ARG(exargs);
if (alg != GRIORA_NearestNeighbour) {
exargs.eResampleAlg = alg;
}
CPLErr ret = GDALRasterIOEx(bnd, rw, nDSXOff, nDSYOff, nDSXSize, nDSYSize, pBuffer, nBXSize, nBYSize,
eBDataType, nPixelSpace, nLineSpace, &exargs);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalDatasetRasterIO(cctx *ctx, GDALDatasetH ds, GDALRWFlag rw, int nDSXOff, int nDSYOff, int nDSXSize, int nDSYSize, void *pBuffer,
int nBXSize, int nBYSize, GDALDataType eBDataType, int nBandCount, int *panBandCount,
int nPixelSpace, int nLineSpace, int nBandSpace, GDALRIOResampleAlg alg) {
godalWrap(ctx);
GDALRasterIOExtraArg exargs;
INIT_RASTERIO_EXTRA_ARG(exargs);
if (alg != GRIORA_NearestNeighbour) {
exargs.eResampleAlg = alg;
}
CPLErr ret = GDALDatasetRasterIOEx(ds, rw, nDSXOff, nDSYOff, nDSXSize, nDSYSize, pBuffer, nBXSize, nBYSize,
eBDataType, nBandCount, panBandCount, nPixelSpace, nLineSpace, nBandSpace, &exargs);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalFillRaster(cctx *ctx, GDALRasterBandH bnd, double real, double imag) {
godalWrap(ctx);
CPLErr ret = GDALFillRaster(bnd,real,imag);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalPolygonize(cctx *ctx, GDALRasterBandH in, GDALRasterBandH mask, OGRLayerH layer,int fieldIndex, char **opts) {
godalWrap(ctx);
if (fieldIndex >= OGR_FD_GetFieldCount(OGR_L_GetLayerDefn(layer))) {
CPLError(CE_Failure, CPLE_AppDefined, "invalid fieldIndex");
godalUnwrap();
return;
}
CPLErr ret = GDALPolygonize(in,mask,layer,fieldIndex,opts,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalSieveFilter(cctx *ctx, GDALRasterBandH bnd, GDALRasterBandH mask, GDALRasterBandH dst, int sizeThreshold, int connectedNess) {
godalWrap(ctx);
CPLErr ret = GDALSieveFilter(bnd,mask,dst,sizeThreshold,connectedNess,nullptr,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalFillNoData(cctx *ctx, GDALRasterBandH in, GDALRasterBandH mask, int maxDistance, int iterations, char **opts) {
godalWrap(ctx);
CPLErr ret = GDALFillNodata(in,mask,maxDistance,0,iterations,opts,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
GDALDatasetH godalRasterize(cctx *ctx, char *dstName, GDALDatasetH dstDS, GDALDatasetH ds, char **switches) {
godalWrap(ctx);
GDALRasterizeOptions *ropts = GDALRasterizeOptionsNew(switches,nullptr);
if(failed(ctx)) {
GDALRasterizeOptionsFree(ropts);
godalUnwrap();
return nullptr;
}
int usageErr=0;
GDALDatasetH ret = GDALRasterize(dstName, dstDS, ds, ropts, &usageErr);
GDALRasterizeOptionsFree(ropts);
if(ret==nullptr || usageErr!=0) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
void godalRasterizeGeometry(cctx *ctx, GDALDatasetH ds, OGRGeometryH geom, int *bands, int nBands, double *vals, int allTouched) {
const char *opts[2] = { "ALL_TOUCHED=TRUE",nullptr };
char **copts=(char**)opts;
if (!allTouched) {
copts=nullptr;
}
godalWrap(ctx);
CPLErr ret = GDALRasterizeGeometries(ds,nBands,bands,1,&geom,nullptr,nullptr,vals,copts,nullptr,nullptr);
if(ret!=0){
forceCPLError(ctx,ret);
}
godalUnwrap();
}
void godalLayerDeleteFeature(cctx *ctx, OGRLayerH layer, OGRFeatureH feat) {
godalWrap(ctx);
GIntBig fid = OGR_F_GetFID(feat);
if (fid == OGRNullFID) {
CPLError(CE_Failure, CPLE_AppDefined, "cannot delete feature with no FID");
godalUnwrap();
return;
}
OGRErr gret = OGR_L_DeleteFeature(layer,fid);
if(gret!=0){
forceOGRError(ctx,gret);
}
godalUnwrap();
}
void godalLayerSetFeature(cctx *ctx, OGRLayerH layer, OGRFeatureH feat) {
godalWrap(ctx);
OGRErr gret = OGR_L_SetFeature(layer,feat);
if(gret!=0){
forceOGRError(ctx,gret);
}
godalUnwrap();
}
void godalLayerSetGeometryColumnName(cctx *ctx, OGRLayerH layer, char *name) {
godalWrap(ctx);
#if GDAL_VERSION_NUM >= GDAL_COMPUTE_VERSION(3, 6, 0)
OGRGeomFieldDefnH fieldWithNewName = OGR_GFld_Create(name, OGRwkbGeometryType(0));
OGRErr gret = OGR_L_AlterGeomFieldDefn(layer, 0, fieldWithNewName, ALTER_GEOM_FIELD_DEFN_NAME_FLAG);
if(gret!=0){
forceOGRError(ctx,gret);
}
#else
CPLError(CE_Failure, CPLE_NotSupported, "OGR_L_AlterGeomFieldDefn is only supported in GDAL version >= 3.6");
#endif
godalUnwrap();
}
void godalFeatureSetGeometryColumnName(cctx *ctx, OGRFeatureH feat, char *name) {
godalWrap(ctx);
OGRGeomFieldDefnH gfdef = OGR_F_GetGeomFieldDefnRef(feat, 0);
if(gfdef != nullptr){
OGR_GFld_SetName(gfdef, name);
}
godalUnwrap();
}
void godalFeatureSetGeometry(cctx *ctx, OGRFeatureH feat, OGRGeometryH geom) {
godalWrap(ctx);
OGRErr gret = OGR_F_SetGeometry(feat,geom);
if(gret!=0){
forceOGRError(ctx,gret);
}
godalUnwrap();
}
void godalFeatureSetFieldInteger(cctx *ctx, OGRFeatureH feat, int fieldIndex, int value) {
godalWrap(ctx);
OGR_F_SetFieldInteger(feat, fieldIndex, value);
godalUnwrap();
}
void godalFeatureSetFieldInteger64(cctx *ctx, OGRFeatureH feat, int fieldIndex, long long value) {
godalWrap(ctx);
OGR_F_SetFieldInteger64(feat, fieldIndex, value);
godalUnwrap();
}
void godalFeatureSetFieldDouble(cctx *ctx, OGRFeatureH feat, int fieldIndex, double value) {
godalWrap(ctx);
OGR_F_SetFieldDouble(feat, fieldIndex, value);
godalUnwrap();
}
void godalFeatureSetFieldString(cctx *ctx, OGRFeatureH feat, int fieldIndex, char *value) {
godalWrap(ctx);
OGR_F_SetFieldString(feat, fieldIndex, value);
godalUnwrap();
}
void godalFeatureSetFieldDateTime(cctx *ctx, OGRFeatureH feat, int fieldIndex, int year, int month, int day, int hour, int minute, int second, int tzFlag) {
godalWrap(ctx);
OGR_F_SetFieldDateTime(feat, fieldIndex, year, month, day, hour, minute, second, tzFlag);
godalUnwrap();
}
void godalFeatureSetFieldIntegerList(cctx *ctx, OGRFeatureH feat, int fieldIndex, int nbValues, int *values) {
godalWrap(ctx);
OGR_F_SetFieldIntegerList(feat, fieldIndex, nbValues, values);
godalUnwrap();
}
void godalFeatureSetFieldInteger64List(cctx *ctx, OGRFeatureH feat, int fieldIndex, int nbValues, long long *values) {
godalWrap(ctx);
OGR_F_SetFieldInteger64List(feat, fieldIndex, nbValues, values);
godalUnwrap();
}
void godalFeatureSetFieldDoubleList(cctx *ctx, OGRFeatureH feat, int fieldIndex, int nbValues, double *values) {
godalWrap(ctx);
OGR_F_SetFieldDoubleList(feat, fieldIndex, nbValues, values);
godalUnwrap();
}
void godalFeatureSetFieldStringList(cctx *ctx, OGRFeatureH feat, int fieldIndex, char **values) {
godalWrap(ctx);
OGR_F_SetFieldStringList(feat, fieldIndex, values);
godalUnwrap();
}
void godalFeatureSetFieldBinary(cctx *ctx, OGRFeatureH feat, int fieldIndex, int nbBytes, void *value) {
godalWrap(ctx);
OGR_F_SetFieldBinary(feat, fieldIndex, nbBytes, value);
godalUnwrap();
}
void godal_OGR_G_AddGeometry(cctx *ctx, OGRGeometryH geom, OGRGeometryH subGeom) {
godalWrap(ctx);
OGRErr gret = OGR_G_AddGeometry(geom,subGeom);
if(gret!=0){
forceOGRError(ctx,gret);
}
godalUnwrap();
}
OGRGeometryH godal_OGR_G_Simplify(cctx *ctx, OGRGeometryH in, double tolerance) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_Simplify(in,tolerance);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRGeometryH godal_OGR_G_Buffer(cctx *ctx, OGRGeometryH in, double tolerance, int segments) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_Buffer(in,tolerance,segments);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRGeometryH godal_OGR_G_Difference(cctx *ctx, OGRGeometryH geom1, OGRGeometryH geom2) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_Difference(geom1, geom2);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRGeometryH godal_OGR_G_GetGeometryRef(cctx *ctx, OGRGeometryH in, int subGeomIndex) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_GetGeometryRef(in, subGeomIndex);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
int godal_OGR_G_Intersects(cctx *ctx, OGRGeometryH geom1, OGRGeometryH geom2) {
godalWrap(ctx);
int ret = OGR_G_Intersects(geom1, geom2);
godalUnwrap();
return ret;
}
OGRGeometryH godal_OGR_G_Intersection(cctx *ctx, OGRGeometryH geom1, OGRGeometryH geom2) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_Intersection(geom1, geom2);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRGeometryH godal_OGR_G_Union(cctx *ctx, OGRGeometryH geom1, OGRGeometryH geom2) {
godalWrap(ctx);
OGRGeometryH ret = OGR_G_Union(geom1, geom2);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRLayerH godalCreateLayer(cctx *ctx, GDALDatasetH ds, char *name, OGRSpatialReferenceH sr, OGRwkbGeometryType gtype) {
godalWrap(ctx);
OGRLayerH ret = OGR_DS_CreateLayer(ds,name,sr,gtype,nullptr);
if(ret==nullptr) {
forceError(ctx);
}
godalUnwrap();
return ret;
}
OGRLayerH godalCopyLayer(cctx *ctx, GDALDatasetH ds, OGRLayerH layer, char *name) {
godalWrap(ctx);
OGRLayerH ret = OGR_DS_CopyLayer(ds,layer, name,nullptr);
if(ret==nullptr) {