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Merge pull request #491 from mmassing/readerwritergdal_fix_reading_of_multichannel_multibyte_images

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ReaderWriterGDAL: fix stride when reading multi-channel images with…
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OpenSceneGraph git repository 2018-03-06 09:33:30 +00:00 committed by GitHub
commit ee3235e7e0
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 6 deletions
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12
src/osgPlugins/gdal/ReaderWriterGDAL.cpp
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@ -370,9 +370,9 @@ class ReaderWriterGDAL : public osgDB::ReaderWriter
OSG_INFO << "reading RGBA"<<std::endl; OSG_INFO << "reading RGBA"<<std::endl;
bandRed->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandRed->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandGreen->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandGreen->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandBlue->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+2),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandBlue->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+2*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandAlpha->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+3),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandAlpha->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+3*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
} }
else else
@ -389,8 +389,8 @@ class ReaderWriterGDAL : public osgDB::ReaderWriter
OSG_INFO << "reading RGB"<<std::endl; OSG_INFO << "reading RGB"<<std::endl;
bandRed->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandRed->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandGreen->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandGreen->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandBlue->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+2),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandBlue->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+2*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
} }
} }
@ -409,7 +409,7 @@ class ReaderWriterGDAL : public osgDB::ReaderWriter
OSG_INFO << "reading grey + alpha"<<std::endl; OSG_INFO << "reading grey + alpha"<<std::endl;
bandGray->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandGray->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+0),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
bandAlpha->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace); bandAlpha->RasterIO(GF_Read,windowX,windowY,windowWidth,windowHeight,(void*)(imageData+1*numBytesPerPixel),destWidth,destHeight,targetGDALType,pixelSpace,lineSpace);
} }
else else
{ {