author | ohair |
Wed, 06 Apr 2011 22:06:11 -0700 | |
changeset 9035 | 1255eb81cc2f |
parent 7746 | 3cdbc9c4de5b |
child 16093 | b305a8dc867f |
child 15502 | 6aad6647696c |
permissions | -rw-r--r-- |
2 | 1 |
/* |
9035
1255eb81cc2f
7033660: Update copyright year to 2011 on any files changed in 2011
ohair
parents:
7746
diff
changeset
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* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include "awt_parseImage.h" |
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#include "imageInitIDs.h" |
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#include "java_awt_Transparency.h" |
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#include "java_awt_image_BufferedImage.h" |
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#include "sun_awt_image_IntegerComponentRaster.h" |
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#include "sun_awt_image_ImagingLib.h" |
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#include "java_awt_color_ColorSpace.h" |
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#include "awt_Mlib.h" |
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#include "safe_alloc.h" |
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37 |
||
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static int setHints(JNIEnv *env, BufImageS_t *imageP); |
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39 |
||
40 |
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41 |
||
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/* Parse the buffered image. All of the raster information is returned in the |
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* imagePP structure. |
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* |
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* The handleCustom parameter specifies whether or not the caller |
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* can use custom channels. If it is false and a custom channel |
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* is encountered, the returned value will be 0 and all structures |
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* will be deallocated. |
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* |
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* Return value: |
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* -1: Exception |
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* 0: Can't do it. |
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* 1: Success |
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*/ |
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int awt_parseImage(JNIEnv *env, jobject jimage, BufImageS_t **imagePP, |
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int handleCustom) { |
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57 |
BufImageS_t *imageP; |
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int status; |
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jobject jraster; |
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jobject jcmodel; |
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||
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/* Make sure the image exists */ |
|
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if (JNU_IsNull(env, jimage)) { |
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JNU_ThrowNullPointerException(env, "null BufferedImage object"); |
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return -1; |
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} |
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if ((imageP = (BufImageS_t *) calloc(1, sizeof(BufImageS_t))) == NULL) { |
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JNU_ThrowOutOfMemoryError(env, "Out of memory"); |
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return -1; |
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} |
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imageP->jimage = jimage; |
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/* Retrieve the raster */ |
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if ((jraster = (*env)->GetObjectField(env, jimage, |
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g_BImgRasterID)) == NULL) { |
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free((void *) imageP); |
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JNU_ThrowNullPointerException(env, "null Raster object"); |
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return 0; |
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} |
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/* Retrieve the image type */ |
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imageP->imageType = (*env)->GetIntField(env, jimage, g_BImgTypeID); |
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/* Parse the raster */ |
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if ((status = awt_parseRaster(env, jraster, &imageP->raster)) <= 0) { |
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free((void *)imageP); |
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return status; |
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} |
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/* Retrieve the color model */ |
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if ((jcmodel = (*env)->GetObjectField(env, jimage, g_BImgCMID)) == NULL) { |
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free((void *) imageP); |
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JNU_ThrowNullPointerException(env, "null Raster object"); |
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return 0; |
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} |
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/* Parse the color model */ |
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if ((status = awt_parseColorModel(env, jcmodel, imageP->imageType, |
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&imageP->cmodel)) <= 0) { |
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awt_freeParsedRaster(&imageP->raster, FALSE); |
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free((void *)imageP); |
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return 0; |
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} |
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/* Set hints */ |
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if ((status = setHints(env, imageP)) <= 0) { |
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awt_freeParsedImage(imageP, TRUE); |
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return 0; |
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} |
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*imagePP = imageP; |
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return status; |
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} |
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/* Parse the raster. All of the raster information is returned in the |
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* rasterP structure. |
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* |
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* Return value: |
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* -1: Exception |
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* 0: Can't do it (Custom channel) |
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* 1: Success |
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*/ |
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int awt_parseRaster(JNIEnv *env, jobject jraster, RasterS_t *rasterP) { |
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jobject joffs = NULL; |
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127 |
/* int status;*/ |
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int isDiscrete = TRUE; |
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130 |
if (JNU_IsNull(env, jraster)) { |
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JNU_ThrowNullPointerException(env, "null Raster object"); |
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return -1; |
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} |
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rasterP->jraster = jraster; |
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rasterP->width = (*env)->GetIntField(env, jraster, g_RasterWidthID); |
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rasterP->height = (*env)->GetIntField(env, jraster, g_RasterHeightID); |
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rasterP->numDataElements = (*env)->GetIntField(env, jraster, |
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g_RasterNumDataElementsID); |
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rasterP->numBands = (*env)->GetIntField(env, jraster, |
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g_RasterNumBandsID); |
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rasterP->baseOriginX = (*env)->GetIntField(env, jraster, |
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g_RasterBaseOriginXID); |
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rasterP->baseOriginY = (*env)->GetIntField(env, jraster, |
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g_RasterBaseOriginYID); |
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rasterP->minX = (*env)->GetIntField(env, jraster, g_RasterMinXID); |
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148 |
rasterP->minY = (*env)->GetIntField(env, jraster, g_RasterMinYID); |
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150 |
rasterP->jsampleModel = (*env)->GetObjectField(env, jraster, |
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g_RasterSampleModelID); |
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153 |
if (JNU_IsNull(env, rasterP->jsampleModel)) { |
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JNU_ThrowNullPointerException(env, "null Raster object"); |
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return -1; |
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} |
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if (rasterP->numBands <= 0 || |
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rasterP->numBands > MAX_NUMBANDS) |
|
160 |
{ |
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161 |
/* |
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162 |
* we can't handle such kind of rasters due to limitations |
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163 |
* of SPPSampleModelS_t structure and expand/set methods. |
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*/ |
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return 0; |
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} |
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if ((*env)->IsInstanceOf(env, rasterP->jsampleModel, |
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(*env)->FindClass(env,"java/awt/image/SinglePixelPackedSampleModel"))) { |
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170 |
jobject jmask, joffs, jnbits; |
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rasterP->sppsm.maxBitSize = (*env)->GetIntField(env, |
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rasterP->jsampleModel, |
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g_SPPSMmaxBitID); |
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174 |
jmask = (*env)->GetObjectField(env, rasterP->jsampleModel, |
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175 |
g_SPPSMmaskArrID); |
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176 |
joffs = (*env)->GetObjectField(env, rasterP->jsampleModel, |
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177 |
g_SPPSMmaskOffID); |
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jnbits = (*env)->GetObjectField(env, rasterP->jsampleModel, |
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g_SPPSMnBitsID); |
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180 |
if (jmask == NULL || joffs == NULL || jnbits == NULL || |
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3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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rasterP->sppsm.maxBitSize < 0) |
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{ |
183 |
JNU_ThrowInternalError(env, "Can't grab SPPSM fields"); |
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return -1; |
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185 |
} |
|
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(*env)->GetIntArrayRegion(env, jmask, 0, |
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rasterP->numBands, rasterP->sppsm.maskArray); |
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(*env)->GetIntArrayRegion(env, joffs, 0, |
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rasterP->numBands, rasterP->sppsm.offsets); |
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(*env)->GetIntArrayRegion(env, jnbits, 0, |
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rasterP->numBands, rasterP->sppsm.nBits); |
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193 |
} |
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rasterP->baseRasterWidth = (*env)->GetIntField(env, rasterP->jsampleModel, |
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g_SMWidthID); |
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rasterP->baseRasterHeight = (*env)->GetIntField(env, |
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rasterP->jsampleModel, |
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g_SMHeightID); |
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199 |
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200 |
if ((*env)->IsInstanceOf(env, jraster, |
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(*env)->FindClass(env, "sun/awt/image/IntegerComponentRaster"))){ |
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202 |
rasterP->jdata = (*env)->GetObjectField(env, jraster, g_ICRdataID); |
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rasterP->dataType = INT_DATA_TYPE; |
|
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rasterP->dataSize = 4; |
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205 |
rasterP->dataIsShared = TRUE; |
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rasterP->rasterType = COMPONENT_RASTER_TYPE; |
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rasterP->type = (*env)->GetIntField(env, jraster, g_ICRtypeID); |
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rasterP->scanlineStride = (*env)->GetIntField(env, jraster, g_ICRscanstrID); |
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rasterP->pixelStride = (*env)->GetIntField(env, jraster, g_ICRpixstrID); |
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joffs = (*env)->GetObjectField(env, jraster, g_ICRdataOffsetsID); |
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} |
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else if ((*env)->IsInstanceOf(env, jraster, |
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(*env)->FindClass(env, "sun/awt/image/ByteComponentRaster"))){ |
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rasterP->jdata = (*env)->GetObjectField(env, jraster, g_BCRdataID); |
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rasterP->dataType = BYTE_DATA_TYPE; |
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rasterP->dataSize = 1; |
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217 |
rasterP->dataIsShared = TRUE; |
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218 |
rasterP->rasterType = COMPONENT_RASTER_TYPE; |
|
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rasterP->type = (*env)->GetIntField(env, jraster, g_BCRtypeID); |
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220 |
rasterP->scanlineStride = (*env)->GetIntField(env, jraster, g_BCRscanstrID); |
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221 |
rasterP->pixelStride = (*env)->GetIntField(env, jraster, g_BCRpixstrID); |
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222 |
joffs = (*env)->GetObjectField(env, jraster, g_BCRdataOffsetsID); |
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223 |
} |
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224 |
else if ((*env)->IsInstanceOf(env, jraster, |
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(*env)->FindClass(env, "sun/awt/image/ShortComponentRaster"))){ |
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226 |
rasterP->jdata = (*env)->GetObjectField(env, jraster, g_SCRdataID); |
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227 |
rasterP->dataType = SHORT_DATA_TYPE; |
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rasterP->dataSize = 2; |
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rasterP->dataIsShared = TRUE; |
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230 |
rasterP->rasterType = COMPONENT_RASTER_TYPE; |
|
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rasterP->type = (*env)->GetIntField(env, jraster, g_SCRtypeID); |
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rasterP->scanlineStride = (*env)->GetIntField(env, jraster, g_SCRscanstrID); |
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233 |
rasterP->pixelStride = (*env)->GetIntField(env, jraster, g_SCRpixstrID); |
|
234 |
joffs = (*env)->GetObjectField(env, jraster, g_SCRdataOffsetsID); |
|
235 |
} |
|
236 |
else if ((*env)->IsInstanceOf(env, jraster, |
|
237 |
(*env)->FindClass(env, "sun/awt/image/BytePackedRaster"))){ |
|
238 |
rasterP->rasterType = PACKED_RASTER_TYPE; |
|
239 |
rasterP->dataType = BYTE_DATA_TYPE; |
|
240 |
rasterP->dataSize = 1; |
|
241 |
rasterP->scanlineStride = (*env)->GetIntField(env, jraster, g_BPRscanstrID); |
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242 |
rasterP->pixelStride = (*env)->GetIntField(env, jraster, g_BPRpixstrID); |
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243 |
rasterP->jdata = (*env)->GetObjectField(env, jraster, g_BPRdataID); |
|
244 |
rasterP->type = (*env)->GetIntField(env, jraster, g_BPRtypeID); |
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245 |
rasterP->chanOffsets = NULL; |
|
246 |
if (SAFE_TO_ALLOC_2(rasterP->numDataElements, sizeof(jint))) { |
|
247 |
rasterP->chanOffsets = |
|
248 |
(jint *)malloc(rasterP->numDataElements * sizeof(jint)); |
|
249 |
} |
|
250 |
if (rasterP->chanOffsets == NULL) { |
|
251 |
/* Out of memory */ |
|
252 |
JNU_ThrowOutOfMemoryError(env, "Out of memory"); |
|
253 |
return -1; |
|
254 |
} |
|
255 |
rasterP->chanOffsets[0] = (*env)->GetIntField(env, jraster, g_BPRdataBitOffsetID); |
|
256 |
rasterP->dataType = BYTE_DATA_TYPE; |
|
257 |
isDiscrete = FALSE; |
|
258 |
} |
|
259 |
else { |
|
260 |
rasterP->type = sun_awt_image_IntegerComponentRaster_TYPE_CUSTOM; |
|
261 |
rasterP->dataType = UNKNOWN_DATA_TYPE; |
|
262 |
rasterP->rasterType = UNKNOWN_RASTER_TYPE; |
|
263 |
rasterP->chanOffsets = NULL; |
|
264 |
/* Custom raster */ |
|
265 |
return 0; |
|
266 |
} |
|
267 |
||
268 |
if (isDiscrete) { |
|
269 |
rasterP->chanOffsets = NULL; |
|
270 |
if (SAFE_TO_ALLOC_2(rasterP->numDataElements, sizeof(jint))) { |
|
271 |
rasterP->chanOffsets = |
|
272 |
(jint *)malloc(rasterP->numDataElements * sizeof(jint)); |
|
273 |
} |
|
274 |
if (rasterP->chanOffsets == NULL) { |
|
275 |
/* Out of memory */ |
|
276 |
JNU_ThrowOutOfMemoryError(env, "Out of memory"); |
|
277 |
return -1; |
|
278 |
} |
|
279 |
(*env)->GetIntArrayRegion(env, joffs, 0, rasterP->numDataElements, |
|
280 |
rasterP->chanOffsets); |
|
281 |
} |
|
282 |
||
7746
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
bae
parents:
5506
diff
changeset
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283 |
/* additioanl check for sppsm fields validity: make sure that |
3cdbc9c4de5b
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* size of raster samples doesn't exceed the data type cpacity. |
3cdbc9c4de5b
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|
285 |
*/ |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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parents:
5506
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286 |
if (rasterP->dataType > UNKNOWN_DATA_TYPE && /* data type has been recognized */ |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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rasterP->sppsm.maxBitSize > 0 && /* raster has SPP sample model */ |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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rasterP->sppsm.maxBitSize > (rasterP->dataSize * 8)) |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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|
289 |
{ |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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|
290 |
JNU_ThrowInternalError(env, "Raster samples are too big"); |
3cdbc9c4de5b
6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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return -1; |
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6782574: AffineTransformOp.filter(BufferedImage, BufferedImage) fails with InternalError
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292 |
} |
3cdbc9c4de5b
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|
293 |
|
2 | 294 |
#if 0 |
295 |
fprintf(stderr,"---------------------\n"); |
|
296 |
fprintf(stderr,"Width : %d\n",rasterP->width); |
|
297 |
fprintf(stderr,"Height : %d\n",rasterP->height); |
|
298 |
fprintf(stderr,"X : %d\n",rasterP->x); |
|
299 |
fprintf(stderr,"Y : %d\n",rasterP->y); |
|
300 |
fprintf(stderr,"numC : %d\n",rasterP->numDataElements); |
|
301 |
fprintf(stderr,"SS : %d\n",rasterP->scanlineStride); |
|
302 |
fprintf(stderr,"PS : %d\n",rasterP->pixelStride); |
|
303 |
fprintf(stderr,"CO : %d\n",rasterP->chanOffsets); |
|
304 |
fprintf(stderr,"shared?: %d\n",rasterP->dataIsShared); |
|
305 |
fprintf(stderr,"RasterT: %d\n",rasterP->rasterType); |
|
306 |
fprintf(stderr,"DataT : %d\n",rasterP->dataType); |
|
307 |
fprintf(stderr,"---------------------\n"); |
|
308 |
#endif |
|
309 |
||
310 |
return 1; |
|
311 |
} |
|
312 |
||
313 |
int awt_parseColorModel (JNIEnv *env, jobject jcmodel, int imageType, |
|
314 |
ColorModelS_t *cmP) { |
|
315 |
/*jmethodID jID; */ |
|
316 |
jobject jnBits; |
|
317 |
int i; |
|
318 |
static jobject s_jdefCM = NULL; |
|
319 |
||
320 |
if (JNU_IsNull(env, jcmodel)) { |
|
321 |
JNU_ThrowNullPointerException(env, "null ColorModel object"); |
|
322 |
return -1; |
|
323 |
} |
|
324 |
||
325 |
cmP->jcmodel = jcmodel; |
|
326 |
||
327 |
cmP->jcspace = (*env)->GetObjectField(env, jcmodel, g_CMcspaceID); |
|
328 |
||
329 |
cmP->numComponents = (*env)->GetIntField(env, jcmodel, |
|
330 |
g_CMnumComponentsID); |
|
331 |
cmP->supportsAlpha = (*env)->GetBooleanField(env, jcmodel, |
|
332 |
g_CMsuppAlphaID); |
|
333 |
cmP->isAlphaPre = (*env)->GetBooleanField(env,jcmodel, |
|
334 |
g_CMisAlphaPreID); |
|
335 |
cmP->transparency = (*env)->GetIntField(env, jcmodel, |
|
336 |
g_CMtransparencyID); |
|
337 |
||
338 |
if (imageType == java_awt_image_BufferedImage_TYPE_INT_ARGB) { |
|
339 |
cmP->isDefaultCM = TRUE; |
|
340 |
cmP->isDefaultCompatCM = TRUE; |
|
341 |
} else if (imageType == java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE || |
|
342 |
imageType == java_awt_image_BufferedImage_TYPE_INT_RGB) { |
|
343 |
cmP->isDefaultCompatCM = TRUE; |
|
344 |
} else if (imageType == java_awt_image_BufferedImage_TYPE_INT_BGR || |
|
345 |
imageType == java_awt_image_BufferedImage_TYPE_4BYTE_ABGR || |
|
346 |
imageType == java_awt_image_BufferedImage_TYPE_4BYTE_ABGR_PRE){ |
|
347 |
cmP->isDefaultCompatCM = TRUE; |
|
348 |
} |
|
349 |
else { |
|
350 |
/* Figure out if this is the default CM */ |
|
351 |
if (s_jdefCM == NULL) { |
|
352 |
jobject defCM; |
|
353 |
jclass jcm = (*env)->FindClass(env, "java/awt/image/ColorModel"); |
|
354 |
defCM = (*env)->CallStaticObjectMethod(env, jcm, |
|
355 |
g_CMgetRGBdefaultMID, NULL); |
|
356 |
s_jdefCM = (*env)->NewGlobalRef(env, defCM); |
|
357 |
if (defCM == NULL || s_jdefCM == NULL) { |
|
358 |
JNU_ThrowNullPointerException(env, |
|
359 |
"Unable to find default CM"); |
|
360 |
return -1; |
|
361 |
} |
|
362 |
} |
|
363 |
cmP->isDefaultCM = ((*env)->IsSameObject(env, s_jdefCM, jcmodel)); |
|
364 |
cmP->isDefaultCompatCM = cmP->isDefaultCM; |
|
365 |
} |
|
366 |
||
367 |
if (cmP->isDefaultCompatCM) { |
|
368 |
cmP->cmType = DIRECT_CM_TYPE; |
|
369 |
cmP->nBits = (jint *) malloc(sizeof(jint)*4); |
|
370 |
cmP->nBits[0] = cmP->nBits[1] = cmP->nBits[2] = cmP->nBits[3] = 8; |
|
371 |
cmP->maxNbits = 8; |
|
372 |
cmP->is_sRGB = TRUE; |
|
373 |
cmP->csType = java_awt_color_ColorSpace_TYPE_RGB; |
|
374 |
||
375 |
return 1; |
|
376 |
} |
|
377 |
||
378 |
jnBits = (*env)->GetObjectField(env, jcmodel, g_CMnBitsID); |
|
379 |
if (jnBits == NULL) { |
|
380 |
JNU_ThrowNullPointerException(env, "null nBits structure in CModel"); |
|
381 |
return -1; |
|
382 |
} |
|
383 |
||
384 |
cmP->nBits = NULL; |
|
385 |
if (SAFE_TO_ALLOC_2(cmP->numComponents, sizeof(jint))) { |
|
386 |
cmP->nBits = (jint *)malloc(cmP->numComponents * sizeof(jint)); |
|
387 |
} |
|
388 |
if (cmP->nBits == NULL){ |
|
389 |
JNU_ThrowOutOfMemoryError(env, "Out of memory"); |
|
390 |
return -1; |
|
391 |
} |
|
392 |
(*env)->GetIntArrayRegion(env, jnBits, 0, cmP->numComponents, |
|
393 |
cmP->nBits); |
|
394 |
cmP->maxNbits = 0; |
|
395 |
for (i=0; i < cmP->numComponents; i++) { |
|
396 |
if (cmP->maxNbits < cmP->nBits[i]) { |
|
397 |
cmP->maxNbits = cmP->nBits[i]; |
|
398 |
} |
|
399 |
} |
|
400 |
||
401 |
cmP->is_sRGB = (*env)->GetBooleanField(env, cmP->jcmodel, g_CMis_sRGBID); |
|
402 |
||
403 |
cmP->csType = (*env)->GetIntField(env, cmP->jcmodel, g_CMcsTypeID); |
|
404 |
||
405 |
/* Find out what type of colol model */ |
|
406 |
if (imageType == java_awt_image_BufferedImage_TYPE_BYTE_INDEXED || |
|
407 |
(*env)->IsInstanceOf(env, jcmodel, |
|
408 |
(*env)->FindClass(env, "java/awt/image/IndexColorModel"))) |
|
409 |
{ |
|
410 |
cmP->cmType = INDEX_CM_TYPE; |
|
411 |
cmP->transIdx = (*env)->GetIntField(env, jcmodel, g_ICMtransIdxID); |
|
412 |
cmP->mapSize = (*env)->GetIntField(env, jcmodel, g_ICMmapSizeID); |
|
413 |
cmP->jrgb = (*env)->GetObjectField(env, jcmodel, g_ICMrgbID); |
|
414 |
if (cmP->transIdx == -1) { |
|
415 |
/* Need to find the transparent index */ |
|
416 |
int *rgb = (int *) (*env)->GetPrimitiveArrayCritical(env, |
|
417 |
cmP->jrgb, |
|
418 |
NULL); |
|
419 |
if (rgb == NULL) { |
|
420 |
return -1; |
|
421 |
} |
|
422 |
for (i=0; i < cmP->mapSize; i++) { |
|
423 |
if ((rgb[i]&0xff000000) == 0) { |
|
424 |
cmP->transIdx = i; |
|
425 |
break; |
|
426 |
} |
|
427 |
} |
|
428 |
(*env)->ReleasePrimitiveArrayCritical(env, cmP->jrgb, rgb, |
|
429 |
JNI_ABORT); |
|
430 |
if (cmP->transIdx == -1) { |
|
431 |
/* Now what? No transparent pixel... */ |
|
432 |
cmP->transIdx = 0; |
|
433 |
} |
|
434 |
} |
|
435 |
} |
|
436 |
else if ((*env)->IsInstanceOf(env, jcmodel, |
|
437 |
(*env)->FindClass(env, "java/awt/image/PackedColorModel"))) |
|
438 |
{ |
|
439 |
if ((*env)->IsInstanceOf(env, jcmodel, |
|
440 |
(*env)->FindClass(env, "java/awt/image/DirectColorModel"))){ |
|
441 |
cmP->cmType = DIRECT_CM_TYPE; |
|
442 |
} |
|
443 |
else { |
|
444 |
cmP->cmType = PACKED_CM_TYPE; |
|
445 |
} |
|
446 |
} |
|
447 |
else if ((*env)->IsInstanceOf(env, jcmodel, |
|
448 |
(*env)->FindClass(env, "java/awt/image/ComponentColorModel"))) |
|
449 |
{ |
|
450 |
cmP->cmType = COMPONENT_CM_TYPE; |
|
451 |
} |
|
452 |
else if ((*env)->IsInstanceOf(env, jcmodel, |
|
453 |
(*env)->FindClass(env, "java/awt/image/PackedColorModel"))) |
|
454 |
{ |
|
455 |
cmP->cmType = PACKED_CM_TYPE; |
|
456 |
} |
|
457 |
else { |
|
458 |
cmP->cmType = UNKNOWN_CM_TYPE; |
|
459 |
} |
|
460 |
||
461 |
||
462 |
return 1; |
|
463 |
} |
|
464 |
||
465 |
void awt_freeParsedRaster(RasterS_t *rasterP, int freeRasterP) { |
|
466 |
if (rasterP->chanOffsets) { |
|
467 |
free((void *) rasterP->chanOffsets); |
|
468 |
} |
|
469 |
||
470 |
if (freeRasterP) { |
|
471 |
free((void *) rasterP); |
|
472 |
} |
|
473 |
} |
|
474 |
||
475 |
void awt_freeParsedImage(BufImageS_t *imageP, int freeImageP) { |
|
476 |
if (imageP->hints.colorOrder) { |
|
477 |
free ((void *) imageP->hints.colorOrder); |
|
478 |
} |
|
479 |
||
480 |
if (imageP->cmodel.nBits) { |
|
481 |
free ((void *) imageP->cmodel.nBits); |
|
482 |
} |
|
483 |
||
484 |
/* Free the raster */ |
|
485 |
awt_freeParsedRaster(&imageP->raster, FALSE); |
|
486 |
||
487 |
if (freeImageP) { |
|
488 |
free((void *) imageP); |
|
489 |
} |
|
490 |
} |
|
491 |
||
492 |
||
493 |
static int |
|
494 |
setHints(JNIEnv *env, BufImageS_t *imageP) { |
|
495 |
HintS_t *hintP = &imageP->hints; |
|
496 |
RasterS_t *rasterP = &imageP->raster; |
|
497 |
ColorModelS_t *cmodelP = &imageP->cmodel; |
|
498 |
int imageType = imageP->imageType; |
|
499 |
||
500 |
hintP->numChans = imageP->cmodel.numComponents; |
|
501 |
hintP->colorOrder = NULL; |
|
502 |
if (SAFE_TO_ALLOC_2(hintP->numChans, sizeof(int))) { |
|
503 |
hintP->colorOrder = (int *)malloc(hintP->numChans * sizeof(int)); |
|
504 |
} |
|
505 |
if (hintP->colorOrder == NULL) { |
|
506 |
JNU_ThrowOutOfMemoryError(env, "Out of memory"); |
|
507 |
return -1; |
|
508 |
} |
|
509 |
if (imageType != java_awt_image_BufferedImage_TYPE_CUSTOM) { |
|
510 |
awt_getBIColorOrder(imageType, hintP->colorOrder); |
|
511 |
} |
|
512 |
if (imageType == java_awt_image_BufferedImage_TYPE_INT_ARGB || |
|
513 |
imageType == java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE || |
|
514 |
imageType == java_awt_image_BufferedImage_TYPE_INT_RGB) |
|
515 |
{ |
|
516 |
hintP->channelOffset = rasterP->chanOffsets[0]; |
|
517 |
/* These hints are #bytes */ |
|
518 |
hintP->dataOffset = hintP->channelOffset*rasterP->dataSize; |
|
519 |
hintP->sStride = rasterP->scanlineStride*rasterP->dataSize; |
|
520 |
hintP->pStride = rasterP->pixelStride*rasterP->dataSize; |
|
521 |
hintP->packing = BYTE_INTERLEAVED; |
|
522 |
} else if (imageType ==java_awt_image_BufferedImage_TYPE_4BYTE_ABGR || |
|
523 |
imageType==java_awt_image_BufferedImage_TYPE_4BYTE_ABGR_PRE|| |
|
524 |
imageType == java_awt_image_BufferedImage_TYPE_3BYTE_BGR || |
|
525 |
imageType == java_awt_image_BufferedImage_TYPE_INT_BGR) |
|
526 |
{ |
|
527 |
if (imageType == java_awt_image_BufferedImage_TYPE_INT_BGR) { |
|
528 |
hintP->channelOffset = rasterP->chanOffsets[0]; |
|
529 |
} |
|
530 |
else { |
|
531 |
hintP->channelOffset = rasterP->chanOffsets[hintP->numChans-1]; |
|
532 |
} |
|
533 |
hintP->dataOffset = hintP->channelOffset*rasterP->dataSize; |
|
534 |
hintP->sStride = rasterP->scanlineStride*rasterP->dataSize; |
|
535 |
hintP->pStride = rasterP->pixelStride*rasterP->dataSize; |
|
536 |
hintP->packing = BYTE_INTERLEAVED; |
|
537 |
} else if (imageType==java_awt_image_BufferedImage_TYPE_USHORT_565_RGB || |
|
538 |
imageType==java_awt_image_BufferedImage_TYPE_USHORT_555_RGB) { |
|
539 |
hintP->needToExpand = TRUE; |
|
540 |
hintP->expandToNbits = 8; |
|
541 |
hintP->packing = PACKED_SHORT_INTER; |
|
542 |
} else if (cmodelP->cmType == INDEX_CM_TYPE) { |
|
543 |
int i; |
|
544 |
hintP->numChans = 1; |
|
545 |
hintP->channelOffset = rasterP->chanOffsets[0]; |
|
546 |
hintP->dataOffset = hintP->channelOffset*rasterP->dataSize; |
|
547 |
hintP->sStride = rasterP->scanlineStride*rasterP->dataSize; |
|
548 |
hintP->pStride = rasterP->pixelStride*rasterP->dataSize; |
|
549 |
switch(rasterP->dataType ) { |
|
550 |
case BYTE_DATA_TYPE: |
|
551 |
if (rasterP->rasterType == PACKED_RASTER_TYPE) { |
|
552 |
hintP->needToExpand = TRUE; |
|
553 |
hintP->expandToNbits = 8; |
|
554 |
hintP->packing = BYTE_PACKED_BAND; |
|
555 |
} |
|
556 |
else { |
|
557 |
hintP->packing = BYTE_SINGLE_BAND; |
|
558 |
} |
|
559 |
break; |
|
560 |
case SHORT_DATA_TYPE: |
|
561 |
hintP->packing = SHORT_SINGLE_BAND; |
|
562 |
break; |
|
563 |
case INT_DATA_TYPE: |
|
564 |
default: |
|
565 |
hintP->packing = UNKNOWN_PACKING; |
|
566 |
break; |
|
567 |
} |
|
568 |
for (i=0; i < hintP->numChans; i++) { |
|
569 |
hintP->colorOrder[i] = i; |
|
570 |
} |
|
571 |
} |
|
572 |
else if (cmodelP->cmType == COMPONENT_CM_TYPE) { |
|
573 |
/* Figure out if it is interleaved */ |
|
574 |
int bits=1; |
|
575 |
int i; |
|
576 |
int low = rasterP->chanOffsets[0]; |
|
577 |
int diff; |
|
578 |
int banded = 0; |
|
579 |
for (i=1; i < hintP->numChans; i++) { |
|
580 |
if (rasterP->chanOffsets[i] < low) { |
|
581 |
low = rasterP->chanOffsets[i]; |
|
582 |
} |
|
583 |
} |
|
584 |
for (i=1; i < hintP->numChans; i++) { |
|
585 |
diff = rasterP->chanOffsets[i]-low; |
|
586 |
if (diff < hintP->numChans) { |
|
587 |
if (bits & (1<<diff)) { |
|
588 |
/* Overlapping samples */ |
|
589 |
/* Could just copy */ |
|
590 |
return -1; |
|
591 |
} |
|
592 |
bits |= (1<<diff); |
|
593 |
} |
|
594 |
else if (diff >= rasterP->width) { |
|
595 |
banded = 1; |
|
596 |
} |
|
597 |
/* Ignore the case if bands are overlapping */ |
|
598 |
} |
|
599 |
hintP->channelOffset = low; |
|
600 |
hintP->dataOffset = low*rasterP->dataSize; |
|
601 |
hintP->sStride = rasterP->scanlineStride*rasterP->dataSize; |
|
602 |
hintP->pStride = rasterP->pixelStride*rasterP->dataSize; |
|
603 |
switch(rasterP->dataType) { |
|
604 |
case BYTE_DATA_TYPE: |
|
605 |
hintP->packing = BYTE_COMPONENTS; |
|
606 |
break; |
|
607 |
case SHORT_DATA_TYPE: |
|
608 |
hintP->packing = SHORT_COMPONENTS; |
|
609 |
break; |
|
610 |
default: |
|
611 |
/* Don't handle any other case */ |
|
612 |
return -1; |
|
613 |
} |
|
614 |
if (bits == ((1<<hintP->numChans)-1)) { |
|
615 |
hintP->packing |= INTERLEAVED; |
|
616 |
for (i=0; i < hintP->numChans; i++) { |
|
617 |
hintP->colorOrder[rasterP->chanOffsets[i]-low] = i; |
|
618 |
} |
|
619 |
} |
|
620 |
else if (banded == 1) { |
|
621 |
int bandSize = rasterP->width*rasterP->height; |
|
622 |
hintP->packing |= BANDED; |
|
623 |
for (i=0; i < hintP->numChans; i++) { |
|
624 |
/* REMIND: Not necessarily correct */ |
|
625 |
hintP->colorOrder[(rasterP->chanOffsets[i]-low)%bandSize] = i; |
|
626 |
} |
|
627 |
} |
|
628 |
else { |
|
629 |
return -1; |
|
630 |
} |
|
631 |
} |
|
632 |
else if (cmodelP->cmType == DIRECT_CM_TYPE || cmodelP->cmType == PACKED_CM_TYPE) { |
|
633 |
int i; |
|
634 |
if (cmodelP->maxNbits > 8) { |
|
635 |
hintP->needToExpand = TRUE; |
|
636 |
hintP->expandToNbits = cmodelP->maxNbits; |
|
637 |
} |
|
638 |
else if (rasterP->sppsm.offsets != NULL) { |
|
639 |
for (i=0; i < rasterP->numBands; i++) { |
|
640 |
if (!(rasterP->sppsm.offsets[i] % 8)) { |
|
641 |
hintP->needToExpand = TRUE; |
|
642 |
hintP->expandToNbits = 8; |
|
643 |
break; |
|
644 |
} |
|
645 |
else { |
|
646 |
hintP->colorOrder[i] = rasterP->sppsm.offsets[i]>>3; |
|
647 |
} |
|
648 |
} |
|
649 |
} |
|
650 |
||
651 |
hintP->channelOffset = rasterP->chanOffsets[0]; |
|
652 |
hintP->dataOffset = hintP->channelOffset*rasterP->dataSize; |
|
653 |
hintP->sStride = rasterP->scanlineStride*rasterP->dataSize; |
|
654 |
hintP->pStride = rasterP->pixelStride*rasterP->dataSize; |
|
655 |
if (hintP->needToExpand) { |
|
656 |
switch(rasterP->dataType) { |
|
657 |
case BYTE_DATA_TYPE: |
|
658 |
hintP->packing = PACKED_BYTE_INTER; |
|
659 |
break; |
|
660 |
case SHORT_DATA_TYPE: |
|
661 |
hintP->packing = PACKED_SHORT_INTER; |
|
662 |
break; |
|
663 |
case INT_DATA_TYPE: |
|
664 |
hintP->packing = PACKED_INT_INTER; |
|
665 |
break; |
|
666 |
default: |
|
667 |
/* Don't know what it is */ |
|
668 |
return -1; |
|
669 |
} |
|
670 |
} |
|
671 |
else { |
|
672 |
hintP->packing = BYTE_INTERLEAVED; |
|
673 |
||
674 |
} |
|
675 |
} |
|
676 |
else { |
|
677 |
/* REMIND: Need to handle more cases */ |
|
678 |
return -1; |
|
679 |
} |
|
680 |
||
681 |
return 1; |
|
682 |
} |
|
683 |
||
684 |
/* |
|
685 |
* This routine will fill in a buffer of data for either 1 band or all |
|
686 |
* bands (if band == -1). |
|
687 |
*/ |
|
688 |
#define MAX_TO_GRAB (10240) |
|
689 |
||
690 |
int awt_getPixelByte(JNIEnv *env, int band, RasterS_t *rasterP, |
|
691 |
unsigned char *bufferP) { |
|
692 |
int w = rasterP->width; |
|
693 |
int h = rasterP->height; |
|
694 |
int numBands = rasterP->numBands; |
|
695 |
int y; |
|
696 |
int i; |
|
697 |
int maxLines = (h < MAX_TO_GRAB/w ? h : MAX_TO_GRAB/w); |
|
698 |
jobject jsm; |
|
699 |
int off; |
|
700 |
jarray jdata = NULL; |
|
701 |
jobject jdatabuffer; |
|
702 |
int *dataP; |
|
703 |
int maxBytes = w; |
|
704 |
||
705 |
jsm = (*env)->GetObjectField(env, rasterP->jraster, g_RasterSampleModelID); |
|
706 |
jdatabuffer = (*env)->GetObjectField(env, rasterP->jraster, |
|
707 |
g_RasterDataBufferID); |
|
708 |
jdata = (*env)->NewIntArray(env, maxBytes*rasterP->numBands*maxLines); |
|
709 |
if (JNU_IsNull(env, jdata)) { |
|
710 |
JNU_ThrowOutOfMemoryError(env, "Out of Memory"); |
|
711 |
return -1; |
|
712 |
} |
|
713 |
||
714 |
/* Here is the generic code */ |
|
715 |
if (band >= 0) { |
|
716 |
int dOff; |
|
717 |
if (band >= numBands) { |
|
718 |
(*env)->DeleteLocalRef(env, jdata); |
|
719 |
JNU_ThrowInternalError(env, "Band out of range."); |
|
720 |
return -1; |
|
721 |
} |
|
722 |
off = 0; |
|
723 |
for (y=0; y < h; ) { |
|
724 |
(*env)->CallObjectMethod(env, jsm, g_SMGetPixelsMID, |
|
725 |
0, y, w, |
|
726 |
maxLines, jdata, jdatabuffer); |
|
727 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
728 |
NULL); |
|
729 |
if (dataP == NULL) { |
|
730 |
(*env)->DeleteLocalRef(env, jdata); |
|
731 |
return -1; |
|
732 |
} |
|
733 |
dOff = band; |
|
734 |
for (i=0; i < maxBytes; i++, dOff += numBands) { |
|
735 |
bufferP[off++] = (unsigned char) dataP[dOff]; |
|
736 |
} |
|
737 |
||
738 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
739 |
JNI_ABORT); |
|
740 |
||
741 |
if (y+maxLines < h) { |
|
742 |
y += maxLines; |
|
743 |
} |
|
744 |
else { |
|
745 |
y++; |
|
746 |
maxBytes = w; |
|
747 |
} |
|
748 |
} |
|
749 |
} |
|
750 |
else { |
|
751 |
off = 0; |
|
752 |
maxBytes *= numBands; |
|
753 |
for (y=0; y < h; ) { |
|
754 |
(*env)->CallObjectMethod(env, jsm, g_SMGetPixelsMID, |
|
755 |
0, y, w, |
|
756 |
maxLines, jdata, jdatabuffer); |
|
757 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
758 |
NULL); |
|
759 |
if (dataP == NULL) { |
|
760 |
(*env)->DeleteLocalRef(env, jdata); |
|
761 |
return -1; |
|
762 |
} |
|
763 |
for (i=0; i < maxBytes; i++) { |
|
764 |
bufferP[off++] = (unsigned char) dataP[i]; |
|
765 |
} |
|
766 |
||
767 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
768 |
JNI_ABORT); |
|
769 |
||
770 |
if (y+maxLines < h) { |
|
771 |
y += maxLines; |
|
772 |
} |
|
773 |
else { |
|
774 |
y++; |
|
775 |
maxBytes = w*numBands; |
|
776 |
} |
|
777 |
} |
|
778 |
||
779 |
} |
|
780 |
(*env)->DeleteLocalRef(env, jdata); |
|
781 |
||
782 |
return 0; |
|
783 |
} |
|
784 |
int awt_setPixelByte(JNIEnv *env, int band, RasterS_t *rasterP, |
|
785 |
unsigned char *bufferP) { |
|
786 |
int w = rasterP->width; |
|
787 |
int h = rasterP->height; |
|
788 |
int numBands = rasterP->numBands; |
|
789 |
int y; |
|
790 |
int i; |
|
791 |
int maxLines = (h < MAX_TO_GRAB/w ? h : MAX_TO_GRAB/w); |
|
792 |
jobject jsm; |
|
793 |
int off; |
|
794 |
jarray jdata = NULL; |
|
795 |
jobject jdatabuffer; |
|
796 |
int *dataP; |
|
797 |
int maxBytes = w; |
|
798 |
||
799 |
jsm = (*env)->GetObjectField(env, rasterP->jraster, g_RasterSampleModelID); |
|
800 |
jdatabuffer = (*env)->GetObjectField(env, rasterP->jraster, |
|
801 |
g_RasterDataBufferID); |
|
802 |
/* Here is the generic code */ |
|
803 |
jdata = (*env)->NewIntArray(env, maxBytes*rasterP->numBands*maxLines); |
|
804 |
if (JNU_IsNull(env, jdata)) { |
|
805 |
JNU_ThrowOutOfMemoryError(env, "Out of Memory"); |
|
806 |
return -1; |
|
807 |
} |
|
808 |
if (band >= 0) { |
|
809 |
int dOff; |
|
810 |
if (band >= numBands) { |
|
811 |
(*env)->DeleteLocalRef(env, jdata); |
|
812 |
JNU_ThrowInternalError(env, "Band out of range."); |
|
813 |
return -1; |
|
814 |
} |
|
815 |
off = 0; |
|
816 |
for (y=0; y < h; y+=maxLines) { |
|
817 |
if (y+maxLines > h) { |
|
818 |
maxBytes = w*numBands; |
|
819 |
maxLines = h - y; |
|
820 |
} |
|
821 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
822 |
NULL); |
|
823 |
if (dataP == NULL) { |
|
824 |
(*env)->DeleteLocalRef(env, jdata); |
|
825 |
return -1; |
|
826 |
} |
|
827 |
dOff = band; |
|
828 |
for (i=0; i < maxBytes; i++, dOff += numBands) { |
|
829 |
dataP[dOff] = bufferP[off++]; |
|
830 |
} |
|
831 |
||
832 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
833 |
JNI_ABORT); |
|
834 |
||
835 |
(*env)->CallVoidMethod(env, jsm, g_SMSetPixelsMID, |
|
836 |
0, y, w, |
|
837 |
maxLines, jdata, jdatabuffer); |
|
838 |
} |
|
839 |
} |
|
840 |
else { |
|
841 |
off = 0; |
|
842 |
maxBytes *= numBands; |
|
843 |
for (y=0; y < h; y+=maxLines) { |
|
844 |
if (y+maxLines > h) { |
|
845 |
maxBytes = w*numBands; |
|
846 |
maxLines = h - y; |
|
847 |
} |
|
848 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
849 |
NULL); |
|
850 |
if (dataP == NULL) { |
|
851 |
(*env)->DeleteLocalRef(env, jdata); |
|
852 |
return -1; |
|
853 |
} |
|
854 |
for (i=0; i < maxBytes; i++) { |
|
855 |
dataP[i] = bufferP[off++]; |
|
856 |
} |
|
857 |
||
858 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
859 |
JNI_ABORT); |
|
860 |
||
861 |
(*env)->CallVoidMethod(env, jsm, g_SMSetPixelsMID, |
|
862 |
0, y, w, |
|
863 |
maxLines, jdata, jdatabuffer); |
|
864 |
} |
|
865 |
||
866 |
} |
|
867 |
||
868 |
(*env)->DeleteLocalRef(env, jdata); |
|
869 |
||
870 |
return 0; |
|
871 |
} |
|
872 |
int awt_getPixelShort(JNIEnv *env, int band, RasterS_t *rasterP, |
|
873 |
unsigned short *bufferP) { |
|
874 |
int w = rasterP->width; |
|
875 |
int h = rasterP->height; |
|
876 |
int numBands = rasterP->numBands; |
|
877 |
int y; |
|
878 |
int i; |
|
879 |
int maxLines = (h < MAX_TO_GRAB/w ? h : MAX_TO_GRAB/w); |
|
880 |
jobject jsm; |
|
881 |
int off; |
|
882 |
jarray jdata = NULL; |
|
883 |
jobject jdatabuffer; |
|
884 |
int *dataP; |
|
885 |
int maxBytes = w*maxLines; |
|
886 |
||
887 |
jsm = (*env)->GetObjectField(env, rasterP->jraster, g_RasterSampleModelID); |
|
888 |
jdatabuffer = (*env)->GetObjectField(env, rasterP->jraster, |
|
889 |
g_RasterDataBufferID); |
|
890 |
jdata = (*env)->NewIntArray(env, maxBytes*rasterP->numBands*maxLines); |
|
891 |
if (JNU_IsNull(env, jdata)) { |
|
892 |
JNU_ThrowOutOfMemoryError(env, "Out of Memory"); |
|
893 |
return -1; |
|
894 |
} |
|
895 |
/* Here is the generic code */ |
|
896 |
if (band >= 0) { |
|
897 |
int dOff; |
|
898 |
if (band >= numBands) { |
|
899 |
(*env)->DeleteLocalRef(env, jdata); |
|
900 |
JNU_ThrowInternalError(env, "Band out of range."); |
|
901 |
return -1; |
|
902 |
} |
|
903 |
off = 0; |
|
904 |
for (y=0; y < h; y += maxLines) { |
|
905 |
if (y+maxLines > h) { |
|
906 |
maxBytes = w*numBands; |
|
907 |
maxLines = h - y; |
|
908 |
} |
|
909 |
(*env)->CallObjectMethod(env, jsm, g_SMGetPixelsMID, |
|
910 |
0, y, w, |
|
911 |
maxLines, jdata, jdatabuffer); |
|
912 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
913 |
NULL); |
|
914 |
if (dataP == NULL) { |
|
915 |
(*env)->DeleteLocalRef(env, jdata); |
|
916 |
return -1; |
|
917 |
} |
|
918 |
||
919 |
dOff = band; |
|
920 |
for (i=0; i < maxBytes; i++, dOff += numBands) { |
|
921 |
bufferP[off++] = (unsigned short) dataP[dOff]; |
|
922 |
} |
|
923 |
||
924 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
925 |
JNI_ABORT); |
|
926 |
} |
|
927 |
} |
|
928 |
else { |
|
929 |
off = 0; |
|
930 |
maxBytes *= numBands; |
|
931 |
for (y=0; y < h; y+=maxLines) { |
|
932 |
if (y+maxLines > h) { |
|
933 |
maxBytes = w*numBands; |
|
934 |
maxLines = h - y; |
|
935 |
} |
|
936 |
(*env)->CallObjectMethod(env, jsm, g_SMGetPixelsMID, |
|
937 |
0, y, w, |
|
938 |
maxLines, jdata, jdatabuffer); |
|
939 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
940 |
NULL); |
|
941 |
if (dataP == NULL) { |
|
942 |
(*env)->DeleteLocalRef(env, jdata); |
|
943 |
return -1; |
|
944 |
} |
|
945 |
for (i=0; i < maxBytes; i++) { |
|
946 |
bufferP[off++] = (unsigned short) dataP[i]; |
|
947 |
} |
|
948 |
||
949 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
950 |
JNI_ABORT); |
|
951 |
} |
|
952 |
||
953 |
} |
|
954 |
||
955 |
(*env)->DeleteLocalRef(env, jdata); |
|
956 |
return 0; |
|
957 |
} |
|
958 |
int awt_setPixelShort(JNIEnv *env, int band, RasterS_t *rasterP, |
|
959 |
unsigned short *bufferP) { |
|
960 |
int w = rasterP->width; |
|
961 |
int h = rasterP->height; |
|
962 |
int numBands = rasterP->numBands; |
|
963 |
int y; |
|
964 |
int i; |
|
965 |
int maxLines = (h < MAX_TO_GRAB/w ? h : MAX_TO_GRAB/w); |
|
966 |
jobject jsm; |
|
967 |
int off; |
|
968 |
jarray jdata = NULL; |
|
969 |
jobject jdatabuffer; |
|
970 |
int *dataP; |
|
971 |
int maxBytes = w; |
|
972 |
||
973 |
jsm = (*env)->GetObjectField(env, rasterP->jraster, g_RasterSampleModelID); |
|
974 |
jdatabuffer = (*env)->GetObjectField(env, rasterP->jraster, |
|
975 |
g_RasterDataBufferID); |
|
976 |
/* Here is the generic code */ |
|
977 |
jdata = (*env)->NewIntArray(env, maxBytes*rasterP->numBands*maxLines); |
|
978 |
if (JNU_IsNull(env, jdata)) { |
|
979 |
JNU_ThrowOutOfMemoryError(env, "Out of Memory"); |
|
980 |
return -1; |
|
981 |
} |
|
982 |
if (band >= 0) { |
|
983 |
int dOff; |
|
984 |
if (band >= numBands) { |
|
985 |
(*env)->DeleteLocalRef(env, jdata); |
|
986 |
JNU_ThrowInternalError(env, "Band out of range."); |
|
987 |
return -1; |
|
988 |
} |
|
989 |
off = 0; |
|
990 |
for (y=0; y < h; y+=maxLines) { |
|
991 |
if (y+maxLines > h) { |
|
992 |
maxBytes = w*numBands; |
|
993 |
maxLines = h - y; |
|
994 |
} |
|
995 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
996 |
NULL); |
|
997 |
if (dataP == NULL) { |
|
998 |
(*env)->DeleteLocalRef(env, jdata); |
|
999 |
return -1; |
|
1000 |
} |
|
1001 |
dOff = band; |
|
1002 |
for (i=0; i < maxBytes; i++, dOff += numBands) { |
|
1003 |
dataP[dOff] = bufferP[off++]; |
|
1004 |
} |
|
1005 |
||
1006 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
1007 |
JNI_ABORT); |
|
1008 |
||
1009 |
(*env)->CallVoidMethod(env, jsm, g_SMSetPixelsMID, |
|
1010 |
0, y, w, |
|
1011 |
maxLines, jdata, jdatabuffer); |
|
1012 |
} |
|
1013 |
} |
|
1014 |
else { |
|
1015 |
off = 0; |
|
1016 |
maxBytes *= numBands; |
|
1017 |
for (y=0; y < h; y+=maxLines) { |
|
1018 |
if (y+maxLines > h) { |
|
1019 |
maxBytes = w*numBands; |
|
1020 |
maxLines = h - y; |
|
1021 |
} |
|
1022 |
dataP = (int *) (*env)->GetPrimitiveArrayCritical(env, jdata, |
|
1023 |
NULL); |
|
1024 |
if (dataP == NULL) { |
|
1025 |
(*env)->DeleteLocalRef(env, jdata); |
|
1026 |
return -1; |
|
1027 |
} |
|
1028 |
for (i=0; i < maxBytes; i++) { |
|
1029 |
dataP[i] = bufferP[off++]; |
|
1030 |
} |
|
1031 |
||
1032 |
(*env)->ReleasePrimitiveArrayCritical(env, jdata, dataP, |
|
1033 |
JNI_ABORT); |
|
1034 |
||
1035 |
(*env)->CallVoidMethod(env, jsm, g_SMSetPixelsMID, |
|
1036 |
0, y, w, |
|
1037 |
maxLines, jdata, jdatabuffer); |
|
1038 |
} |
|
1039 |
||
1040 |
} |
|
1041 |
||
1042 |
(*env)->DeleteLocalRef(env, jdata); |
|
1043 |
return 0; |
|
1044 |
} |