svn-gvsig-desktop / tags / v2_0_0_Build_2002 / libraries / libjni-gdal-macosx / src / rasterband_interfaz.c @ 43233
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/**********************************************************************
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* $Id: rasterband_interfaz.c 8219 2006-10-23 06:25:39Z nacho $
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*
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* Name: rasterband_interfaz.c
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* Project: JGDAL. Interface java to gdal (Frank Warmerdam).
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* Purpose: Raster band's Basic Funcions.
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* Author: Nacho Brodin, brodin_ign@gva.es
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*
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**********************************************************************/
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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#include <jni.h> |
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#include "es_gva_cit_jgdal_GdalRasterBand.h" |
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#include "es_gva_cit_jgdal_JNIBase.h" |
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#include "gdal.h" |
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#include "cpl_string.h" |
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/******************************************************************************/
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// GetRasterBandXSize
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/******************************************************************************/
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JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getRasterBandXSizeNat |
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(JNIEnv *env, jobject obj, jlong cPtr){
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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int res = -1; |
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rb = *(GDALRasterBandH **)&cPtr; |
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printf("==>Ptro a objeto:%ld %ld\n",cPtr, rb);
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if(rb!=NULL) |
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res = GDALGetRasterBandXSize(rb); |
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printf("==>Tama?o devuelto:%d\n",res);
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return res;
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} |
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/******************************************************************************/
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// GetRasterBandYSize
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/******************************************************************************/
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JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getRasterBandYSizeNat |
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(JNIEnv *env, jobject obj, jlong cPtr){
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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int res = -1; |
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rb = *(GDALRasterBandH **)&cPtr; |
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if(rb!=NULL) |
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res = GDALGetRasterBandYSize(rb); |
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return res;
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} |
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/****************************************************************************/
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// GetOverviewCount
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/******************************************************************************/
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JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getOverviewCountNat |
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(JNIEnv *env, jobject obj, jlong cPtr){
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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int res = -1; |
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rb = *(GDALRasterBandH **)&cPtr; |
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if(rb!=NULL) |
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res = GDALGetOverviewCount(rb); |
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return res;
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} |
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/******************************************************************************/
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// GetOverview
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/******************************************************************************/
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JNIEXPORT jlong JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_getOverviewNat |
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(JNIEnv *env, jobject obj, jlong cPtr, jint noverview){
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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GDALRasterBandH *res = NULL;
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jlong jresult = 0;
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rb = *(GDALRasterBandH **)&cPtr; |
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if(rb!=NULL) |
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res = GDALGetOverview(rb,(int)noverview);
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*(GDALDatasetH **)&jresult = res; |
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if(res==NULL)return -1; |
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else return jresult; |
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} |
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/******************************************************************************/
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// min
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/******************************************************************************/
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/*int min(int x, int y){
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if(x < y)
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return x;
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else
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return y;
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}*/
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/******************************************************************************/
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// ReadRaster
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/******************************************************************************/
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JNIEXPORT jobject JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_readRasterNat |
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(JNIEnv *env, jobject obj, jlong cPtr, jint nXOff, jint nYOff, jint nXSize, jint nYSize, jint BufXSize, jint BufYSize, jint eBufType){
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jclass class_gdalbuffer; |
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jmethodID metodo; |
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jobject obj_gdalbuffer = NULL;
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jfieldID id_campo; |
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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jbyteArray bytearray; |
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jshortArray shortarray; |
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jintArray intarray; |
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jfloatArray floatarray; |
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jdoubleArray doublearray; |
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unsigned char *pabyScanLineBuf; |
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int *buffInt=NULL; |
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unsigned int *buffUInt=NULL; |
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long *buffLong=NULL; |
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unsigned long *buffULong=NULL; |
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float *buffFloat=NULL; |
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double *buffDouble=NULL; |
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rb = *(GDALRasterBandH **)&cPtr; |
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if(rb!=NULL){ |
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//Creamos el objeto java que contendr? la l?nea
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class_gdalbuffer = (*env)->FindClass (env, "es/gva/cit/jgdal/GdalBuffer");
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if(eBufType==1){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaByte", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campo = (*env)->GetFieldID(env, class_gdalbuffer, "buffByte", "[B"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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pabyScanLineBuf = (unsigned char*) CPLMalloc(sizeof(unsigned char) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, pabyScanLineBuf, (int)BufXSize, (int)BufYSize, GDT_Byte, 0, 0); |
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bytearray = (*env)->NewByteArray(env,(int)(BufXSize*BufYSize));
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if(bytearray!=NULL){ |
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(*env)->SetByteArrayRegion(env, bytearray, 0, (int)(BufXSize*BufYSize),(jbyte *)pabyScanLineBuf); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, bytearray); |
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} |
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if(pabyScanLineBuf != NULL)CPLFree(pabyScanLineBuf); |
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}else
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//------------------------------------------------------------------
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if(eBufType==2 || eBufType==3 || eBufType==8){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaShort", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campo = (*env)->GetFieldID(env, class_gdalbuffer, "buffShort", "[S"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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if(eBufType==2){ |
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buffUInt = (unsigned int*) CPLMalloc(sizeof(unsigned int) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffUInt, (int)BufXSize, (int)BufYSize, GDT_UInt16, 0, 0); |
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shortarray = (*env)->NewShortArray(env,(int)(BufXSize*BufYSize));
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if(shortarray!=NULL){ |
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(*env)->SetShortArrayRegion(env, shortarray, 0, (int)(BufXSize*BufYSize),(jshort *)buffUInt); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, shortarray); |
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} |
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if(buffUInt != NULL)CPLFree(buffUInt); |
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return obj_gdalbuffer;
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} |
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buffInt = (int*) CPLMalloc(sizeof(int) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffInt, (int)BufXSize, (int)BufYSize, (int)eBufType, 0, 0); |
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shortarray = (*env)->NewShortArray(env,(int)(BufXSize*BufYSize));
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if(shortarray!=NULL){ |
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(*env)->SetShortArrayRegion(env, shortarray, 0, (int)(BufXSize*BufYSize),(jshort *)buffInt); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, shortarray); |
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} |
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if(buffInt != NULL)CPLFree(buffInt); |
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}else
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//------------------------------------------------------------------
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if(eBufType==4 || eBufType==5 || eBufType==9){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaInt", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campo = (*env)->GetFieldID(env, class_gdalbuffer, "buffInt", "[I"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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if(eBufType==4){ |
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buffULong = (unsigned long*) CPLMalloc(sizeof(unsigned long) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffULong, (int)BufXSize, (int)BufYSize, GDT_UInt32, 0, 0); |
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intarray = (*env)->NewIntArray(env,(int)(BufXSize*BufYSize));
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if(intarray!=NULL){ |
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(*env)->SetIntArrayRegion(env, intarray, 0, (int)(BufXSize*BufYSize),(jint *)buffULong); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, intarray); |
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} |
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if(buffULong != NULL)CPLFree(buffULong); |
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return obj_gdalbuffer;
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} |
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buffLong = (long*) CPLMalloc(sizeof(long) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffLong, (int)BufXSize, (int)BufYSize, (int)eBufType, 0, 0); |
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intarray = (*env)->NewIntArray(env,(int)(BufXSize*BufYSize));
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if(intarray!=NULL){ |
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(*env)->SetIntArrayRegion(env, intarray, 0, (int)(BufXSize*BufYSize),(jint *)buffLong); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, intarray); |
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} |
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if(buffLong != NULL)CPLFree(buffLong); |
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}else
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//------------------------------------------------------------------
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if(eBufType==6 || eBufType==10){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaFloat", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campo = (*env)->GetFieldID(env, class_gdalbuffer, "buffFloat", "[F"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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buffFloat = (float*) CPLMalloc(sizeof(float) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffFloat, (int)BufXSize, (int)BufYSize, (int)eBufType, 0, 0); |
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floatarray = (*env)->NewFloatArray(env,(int)(BufXSize*BufYSize));
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if(floatarray!=NULL){ |
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(*env)->SetFloatArrayRegion(env, floatarray, 0, (int)(BufXSize*BufYSize),(jfloat *)buffFloat); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, floatarray); |
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} |
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if(buffFloat != NULL)CPLFree(buffFloat); |
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}else
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//------------------------------------------------------------------
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if(eBufType==7 || eBufType==11){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaDouble", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campo = (*env)->GetFieldID(env, class_gdalbuffer, "buffDouble", "[D"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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buffDouble = (double*) CPLMalloc(sizeof(double) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, buffDouble, (int)BufXSize, (int)BufYSize, (int)eBufType, 0, 0); |
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doublearray = (*env)->NewDoubleArray(env,(int)(BufXSize*BufYSize));
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if(doublearray!=NULL){ |
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(*env)->SetDoubleArrayRegion(env, doublearray, 0, (int)(BufXSize*BufYSize),(jdouble *)buffDouble); |
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(*env)->SetObjectField(env, obj_gdalbuffer, id_campo, doublearray); |
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} |
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if(buffDouble != NULL)CPLFree(buffDouble); |
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} |
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}//if(rb!=NULL)
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return obj_gdalbuffer;
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} |
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/******************************************************************************/
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// ReadRaster
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/******************************************************************************/
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JNIEXPORT jobject JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_readRasterWithPaletteNat |
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(JNIEnv *env, jobject obj, jlong cPtr, jint nXOff, jint nYOff, jint nXSize, jint nYSize, jint BufXSize, jint BufYSize, jint eBufType){
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jclass class_gdalbuffer; |
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jmethodID metodo; |
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jobject obj_gdalbuffer = NULL;
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jfieldID id_campoR, id_campoG, id_campoB, id_campoA; |
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int dfNoData, bGotNodata;
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GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
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jbyteArray bytearrayR, bytearrayG, bytearrayB, bytearrayA; |
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unsigned char *scanLineBufR, *scanLineBufG, *scanLineBufB, *scanLineBufA; |
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GDALColorTableH hTable; |
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GByte abyPCT[256][4]; |
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int i = 0; |
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rb = *(GDALRasterBandH **)&cPtr; |
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if(rb!=NULL){ |
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//Creamos el objeto java que contendr? la l?nea
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class_gdalbuffer = (*env)->FindClass (env, "es/gva/cit/jgdal/GdalBuffer");
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if(eBufType==1){ |
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metodo = (*env)->GetMethodID(env, class_gdalbuffer, "reservaPalette", "(I)V"); |
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obj_gdalbuffer = (*env)->NewObject (env,class_gdalbuffer,metodo,(int)(BufXSize*BufYSize));
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id_campoR = (*env)->GetFieldID(env, class_gdalbuffer, "buffRPalette", "[B"); |
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id_campoG = (*env)->GetFieldID(env, class_gdalbuffer, "buffGPalette", "[B"); |
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id_campoB = (*env)->GetFieldID(env, class_gdalbuffer, "buffBPalette", "[B"); |
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id_campoA = (*env)->GetFieldID(env, class_gdalbuffer, "buffAPalette", "[B"); |
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//Reservamos memoria para el buffer y lo cargamos llamando a GDALRasterIO
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scanLineBufR = (unsigned char*) CPLMalloc(sizeof(unsigned char) *(int)BufXSize * (int)BufYSize); |
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scanLineBufG = (unsigned char*) CPLMalloc(sizeof(unsigned char) *(int)BufXSize * (int)BufYSize); |
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scanLineBufB = (unsigned char*) CPLMalloc(sizeof(unsigned char) *(int)BufXSize * (int)BufYSize); |
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scanLineBufA = (unsigned char*) CPLMalloc(sizeof(unsigned char) *(int)BufXSize * (int)BufYSize); |
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GDALRasterIO(rb, GF_Read, (int)nXOff, (int)nYOff, (int)nXSize, (int)nYSize, scanLineBufR, (int)BufXSize, (int)BufYSize, GDT_Byte, 0, 0); |
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hTable = GDALGetRasterColorTable( rb ); |
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if( hTable != NULL ){ |
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int min = GDALGetColorEntryCount( hTable );
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dfNoData = GDALGetRasterNoDataValue( rb, &bGotNodata ); |
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if(256 < min) |
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min = 256;
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for( i = 0; i < min; i++ ){ |
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GDALColorEntry sEntry; |
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GDALGetColorEntryAsRGB( hTable, i, &sEntry ); |
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abyPCT[i][0] = sEntry.c1;
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abyPCT[i][1] = sEntry.c2;
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abyPCT[i][2] = sEntry.c3;
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abyPCT[i][3] = sEntry.c4;
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if(sEntry.c4 == 0){ |
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abyPCT[i][0] = 255; |
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abyPCT[i][1] = 255; |
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abyPCT[i][2] = 255; |
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abyPCT[i][3] = 0; |
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} |
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//printf("%d %d %d %d\n", sEntry.c1,sEntry.c2, sEntry.c3,sEntry.c4);
|
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} |
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|
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for( i = GDALGetColorEntryCount( hTable ); i < 256; i++ ){ |
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abyPCT[i][0] = 0; |
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abyPCT[i][1] = 0; |
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abyPCT[i][2] = 0; |
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abyPCT[i][3] = 255; |
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} |
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|
| 411 |
for( i = nXSize * nYSize - 1; i >= 0; i-- ){ |
| 412 |
scanLineBufG[i] = abyPCT[scanLineBufR[i]][1];
|
| 413 |
scanLineBufB[i] = abyPCT[scanLineBufR[i]][2];
|
| 414 |
scanLineBufA[i] = abyPCT[scanLineBufR[i]][3];
|
| 415 |
scanLineBufR[i] = abyPCT[scanLineBufR[i]][0];
|
| 416 |
} |
| 417 |
//printf("-%d %d %d %d\n", scanLineBufR[0], scanLineBufG[0], scanLineBufB[0],scanLineBufA[0]);
|
| 418 |
} |
| 419 |
|
| 420 |
bytearrayR = (*env)->NewByteArray(env,(int)(BufXSize*BufYSize));
|
| 421 |
bytearrayG = (*env)->NewByteArray(env,(int)(BufXSize*BufYSize));
|
| 422 |
bytearrayB = (*env)->NewByteArray(env,(int)(BufXSize*BufYSize));
|
| 423 |
bytearrayA = (*env)->NewByteArray(env,(int)(BufXSize*BufYSize));
|
| 424 |
if(bytearrayR!=NULL){ |
| 425 |
(*env)->SetByteArrayRegion(env, bytearrayR, 0, (int)(BufXSize*BufYSize),(jbyte *)scanLineBufR); |
| 426 |
(*env)->SetObjectField(env, obj_gdalbuffer, id_campoR, bytearrayR); |
| 427 |
} |
| 428 |
if(scanLineBufR != NULL) |
| 429 |
CPLFree(scanLineBufR); |
| 430 |
|
| 431 |
if(bytearrayG!=NULL){ |
| 432 |
(*env)->SetByteArrayRegion(env, bytearrayG, 0, (int)(BufXSize*BufYSize),(jbyte *)scanLineBufG); |
| 433 |
(*env)->SetObjectField(env, obj_gdalbuffer, id_campoG, bytearrayG); |
| 434 |
} |
| 435 |
if(scanLineBufG != NULL) |
| 436 |
CPLFree(scanLineBufG); |
| 437 |
|
| 438 |
if(bytearrayB!=NULL){ |
| 439 |
(*env)->SetByteArrayRegion(env, bytearrayB, 0, (int)(BufXSize*BufYSize),(jbyte *)scanLineBufB); |
| 440 |
(*env)->SetObjectField(env, obj_gdalbuffer, id_campoB, bytearrayB); |
| 441 |
} |
| 442 |
if(scanLineBufB != NULL) |
| 443 |
CPLFree(scanLineBufB); |
| 444 |
|
| 445 |
if(bytearrayA!=NULL){ |
| 446 |
(*env)->SetByteArrayRegion(env, bytearrayA, 0, (int)(BufXSize*BufYSize),(jbyte *)scanLineBufA); |
| 447 |
(*env)->SetObjectField(env, obj_gdalbuffer, id_campoA, bytearrayA); |
| 448 |
} |
| 449 |
if(scanLineBufA != NULL) |
| 450 |
CPLFree(scanLineBufA); |
| 451 |
|
| 452 |
} |
| 453 |
} |
| 454 |
//CPLFree(hTable);
|
| 455 |
|
| 456 |
return obj_gdalbuffer;
|
| 457 |
|
| 458 |
} |
| 459 |
|
| 460 |
/******************************************************************************/
|
| 461 |
// GetRasterColorTable
|
| 462 |
/******************************************************************************/
|
| 463 |
|
| 464 |
JNIEXPORT jlong JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_getRasterColorTableNat |
| 465 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 466 |
|
| 467 |
GDALColorTableH hTable = NULL;
|
| 468 |
jlong jresult = 0;
|
| 469 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 470 |
|
| 471 |
rb = *(GDALRasterBandH **)&cPtr; |
| 472 |
hTable = GDALGetRasterColorTable( rb ); |
| 473 |
|
| 474 |
*(GDALColorTableH **)&jresult = hTable; |
| 475 |
|
| 476 |
if(hTable == NULL) |
| 477 |
return -1; |
| 478 |
else
|
| 479 |
return jresult;
|
| 480 |
} |
| 481 |
|
| 482 |
/******************************************************************************/
|
| 483 |
// GetBlockXSize
|
| 484 |
/******************************************************************************/
|
| 485 |
|
| 486 |
|
| 487 |
JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getBlockXSizeNat |
| 488 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 489 |
|
| 490 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 491 |
int pnXSize=-1,pnYSize=-1; |
| 492 |
|
| 493 |
rb = *(GDALRasterBandH **)&cPtr; |
| 494 |
|
| 495 |
if(rb!=NULL) |
| 496 |
GDALGetBlockSize( rb,&pnXSize, &pnYSize ); |
| 497 |
|
| 498 |
return pnXSize;
|
| 499 |
} |
| 500 |
|
| 501 |
|
| 502 |
/******************************************************************************/
|
| 503 |
// WriteRaster
|
| 504 |
/******************************************************************************/
|
| 505 |
|
| 506 |
JNIEXPORT void JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_writeRasterNat
|
| 507 |
(JNIEnv *env, jobject obj, jlong cPtr, jint nXOff, jint nYOff, jint nXSize, jint nYSize, jobject buffer, jint eBufType){
|
| 508 |
|
| 509 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 510 |
jclass clase; |
| 511 |
jfieldID id_campo; |
| 512 |
jmethodID metodo; |
| 513 |
jbyteArray bytearray; |
| 514 |
int tam;
|
| 515 |
unsigned char *abyRaster; |
| 516 |
|
| 517 |
char funcion[11]; |
| 518 |
char signature[3]; |
| 519 |
|
| 520 |
switch(eBufType){
|
| 521 |
case 1: |
| 522 |
strncpy(funcion,"buffByte\0",9); |
| 523 |
strncpy(signature,"[B\0",3); |
| 524 |
break;
|
| 525 |
case 2: |
| 526 |
case 3: |
| 527 |
case 8: |
| 528 |
strncpy(funcion,"buffShort\0",10); |
| 529 |
strncpy(signature,"[S\0",3); |
| 530 |
break;
|
| 531 |
case 4: |
| 532 |
case 5: |
| 533 |
case 9: |
| 534 |
strncpy(funcion,"buffInt\0",8); |
| 535 |
strncpy(signature,"[I\0",3); |
| 536 |
break;
|
| 537 |
case 6: |
| 538 |
case 10: |
| 539 |
strncpy(funcion,"buffFloat\0",10); |
| 540 |
strncpy(signature,"[F\0",3); |
| 541 |
break;
|
| 542 |
case 7: |
| 543 |
case 11: |
| 544 |
strncpy(funcion,"buffDouble\0",11); |
| 545 |
strncpy(signature,"[D\0",3); |
| 546 |
break;
|
| 547 |
} |
| 548 |
|
| 549 |
|
| 550 |
clase = (*env)->GetObjectClass(env, buffer); |
| 551 |
id_campo = (*env)->GetFieldID(env, clase, funcion, signature); |
| 552 |
metodo = (*env)->GetMethodID(env, clase, "getSize","()I"); |
| 553 |
tam = (*env)->CallIntMethod(env,buffer,metodo); |
| 554 |
|
| 555 |
bytearray =(jbyteArray)(*env)->GetObjectField(env, buffer, id_campo); |
| 556 |
|
| 557 |
abyRaster=(unsigned char *)malloc(sizeof(unsigned char)*tam); |
| 558 |
|
| 559 |
if(bytearray!=NULL){ |
| 560 |
(*env)->GetByteArrayRegion(env,bytearray,0,tam,(jbyte *)abyRaster);
|
| 561 |
} |
| 562 |
|
| 563 |
rb = *(GDALRasterBandH **)&cPtr; |
| 564 |
|
| 565 |
if(rb!=NULL) |
| 566 |
GDALRasterIO( rb, GF_Write, nXOff, nYOff, nXSize, nYSize, |
| 567 |
abyRaster, nXSize, nYSize, eBufType, 0, 0 ); |
| 568 |
|
| 569 |
free(abyRaster); |
| 570 |
} |
| 571 |
|
| 572 |
/******************************************************************************/
|
| 573 |
// GetBlockYSize
|
| 574 |
/******************************************************************************/
|
| 575 |
|
| 576 |
|
| 577 |
JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getBlockYSizeNat |
| 578 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 579 |
|
| 580 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 581 |
int pnXSize=-1,pnYSize=-1; |
| 582 |
|
| 583 |
rb = *(GDALRasterBandH **)&cPtr; |
| 584 |
|
| 585 |
if(rb!=NULL) |
| 586 |
GDALGetBlockSize( rb,&pnXSize, &pnYSize ); |
| 587 |
|
| 588 |
return pnYSize;
|
| 589 |
} |
| 590 |
|
| 591 |
/******************************************************************************/
|
| 592 |
// GetRasterDataType
|
| 593 |
/******************************************************************************/
|
| 594 |
|
| 595 |
JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_JNIBase_getRasterDataTypeNat |
| 596 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 597 |
|
| 598 |
int datatype = -1; |
| 599 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 600 |
|
| 601 |
rb = *(GDALRasterBandH **)&cPtr; |
| 602 |
|
| 603 |
if(rb!=NULL) |
| 604 |
datatype = GDALGetRasterDataType( rb ); |
| 605 |
|
| 606 |
return datatype;
|
| 607 |
} |
| 608 |
|
| 609 |
/******************************************************************************/
|
| 610 |
// GetRasterNoDataValue
|
| 611 |
/******************************************************************************/
|
| 612 |
|
| 613 |
JNIEXPORT jdouble JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_getRasterNoDataValueNat |
| 614 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 615 |
|
| 616 |
double nodata = -1; |
| 617 |
int bGotNodata = 0; |
| 618 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 619 |
|
| 620 |
rb = *(GDALRasterBandH **)&cPtr; |
| 621 |
|
| 622 |
if(rb!=NULL) |
| 623 |
nodata = GDALGetRasterNoDataValue( rb, &bGotNodata ); |
| 624 |
|
| 625 |
return nodata;
|
| 626 |
} |
| 627 |
|
| 628 |
/******************************************************************************/
|
| 629 |
// GetMetadata
|
| 630 |
/******************************************************************************/
|
| 631 |
|
| 632 |
JNIEXPORT jobjectArray JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_getMetadataNat |
| 633 |
(JNIEnv *env, jobject obj, jlong cPtr, jstring pszDomain){
|
| 634 |
|
| 635 |
char **papszMetadata;
|
| 636 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 637 |
int i, nmetadatos;
|
| 638 |
|
| 639 |
jclass class_string; |
| 640 |
jobjectArray vector_str; |
| 641 |
|
| 642 |
//Obtenemos los metadatos sobre papszMetadata
|
| 643 |
|
| 644 |
rb = *(GDALRasterBandH **)&cPtr; |
| 645 |
|
| 646 |
|
| 647 |
if(rb!=NULL){ |
| 648 |
papszMetadata = GDALGetMetadata( rb, NULL );
|
| 649 |
|
| 650 |
|
| 651 |
//Si hay metadatos devolvemos creamos el vector de String de java y los devolvemos
|
| 652 |
|
| 653 |
nmetadatos = CSLCount(papszMetadata); |
| 654 |
if( nmetadatos > 0 ) |
| 655 |
{
|
| 656 |
class_string = (*env)->FindClass (env, "java/lang/String");
|
| 657 |
vector_str=(*env)->NewObjectArray(env, nmetadatos, class_string, (*env)->NewStringUTF(env,""));
|
| 658 |
|
| 659 |
//Cargamos los metadatos
|
| 660 |
|
| 661 |
for( i = 0; papszMetadata[i] != NULL; i++ ) |
| 662 |
(*env)->SetObjectArrayElement(env,vector_str,i,(*env)->NewStringUTF(env,papszMetadata[i])); |
| 663 |
|
| 664 |
return vector_str;
|
| 665 |
} |
| 666 |
} |
| 667 |
|
| 668 |
return NULL; |
| 669 |
} |
| 670 |
|
| 671 |
/******************************************************************************/
|
| 672 |
// GetRasterColorInterpretation
|
| 673 |
/******************************************************************************/
|
| 674 |
|
| 675 |
JNIEXPORT jint JNICALL Java_es_gva_cit_jgdal_GdalRasterBand_getRasterColorInterpretationNat |
| 676 |
(JNIEnv *env, jobject obj, jlong cPtr){
|
| 677 |
GDALRasterBandH *rb = (GDALRasterBandH *) 0 ;
|
| 678 |
int interp;
|
| 679 |
|
| 680 |
rb = *(GDALRasterBandH **)&cPtr; |
| 681 |
interp = GDALGetRasterColorInterpretation(rb); |
| 682 |
|
| 683 |
return (jint)interp;
|
| 684 |
} |
| 685 |
|