void ossimRgbImage::setCurrentImageData(ossimRefPtr<ossimImageData>& imageData)
{
if(imageData.valid())
{
if((imageData->getScalarType() == OSSIM_UCHAR)&&
(imageData->getDataObjectStatus()!=OSSIM_NULL))
{
theImageData = imageData;
initialize();
}
}
}
void ossimImageToPlaneNormalFilter::computeNormals(
ossimRefPtr<ossimImageData>& inputTile,
ossimRefPtr<ossimImageData>& outputTile)
{
switch(inputTile->getScalarType())
{
case OSSIM_SSHORT16:
{
computeNormalsTemplate((ossim_sint16)0,
inputTile,
outputTile);
break;
}
case OSSIM_UCHAR:
{
computeNormalsTemplate((ossim_uint8)0,
inputTile,
outputTile);
break;
}
case OSSIM_USHORT11:
case OSSIM_USHORT16:
{
computeNormalsTemplate((ossim_uint16)0,
inputTile,
outputTile);
break;
}
case OSSIM_NORMALIZED_DOUBLE:
case OSSIM_DOUBLE:
{
computeNormalsTemplate((ossim_float64)0,
inputTile,
outputTile);
break;
}
case OSSIM_NORMALIZED_FLOAT:
case OSSIM_FLOAT:
{
computeNormalsTemplate((ossim_float32)0,
inputTile,
outputTile);
break;
}
default:
break;
}
}
ossimGeoAnnotationBitmap::ossimGeoAnnotationBitmap(
const ossimGpt& center,
ossimRefPtr<ossimImageData> imageData,
unsigned char r,
unsigned char g,
unsigned char b)
:ossimGeoAnnotationObject(r, g, b),
theCenterPoint(center),
theProjectedPoint(0,0),
theImageData(NULL)
{
if(imageData.valid() &&
(imageData->getScalarType()==OSSIM_UCHAR))
{
theImageData = imageData;
}
else
{
ossimNotify(ossimNotifyLevel_WARN)
<< "ossimGeoAnnotationBitmap::ossimGeoAnnotationBitmap\n"
<< "Invalid image data passed to ossimGeoAnnotationBitmap "
<< "constructor" << endl;
}
}
//*****************************************************************************
// METHOD: ossimHsvGridRemapEngine::remapTile
//
//*****************************************************************************
void ossimHsvGridRemapEngine::remapTile(const ossimDpt& origin,
ossimGridRemapSource* remapper,
ossimRefPtr<ossimImageData>& tile)
{
static const char MODULE[] = "ossimHsvGridRemapEngine::remapTile";
if (traceExec()) CLOG << "entering..." << endl;
//***
// Fetch tile size and NULL pixel value:
//***
int width = tile->getWidth();
int height = tile->getHeight();
int offset = 0;
void* red_buf = tile->getBuf(0);
void* grn_buf = tile->getBuf(1);
void* blu_buf = tile->getBuf(2);
ossimDblGrid& gridH = *(remapper->getGrid(0));
ossimDblGrid& gridS = *(remapper->getGrid(1));
ossimDblGrid& gridV = *(remapper->getGrid(2));
//---
// Remap according to pixel type:
//---
switch(tile->getScalarType())
{
case OSSIM_UINT8:
{
for (double line=origin.line; line<origin.line+height; line+=1.0)
{
for (double samp=origin.samp; samp<origin.samp+width; samp+=1.0)
{
//---
// Fetch pixel from the input tile band buffers and convert
// to HSV:
//---
ossimRgbVector rgb_pixel (((ossim_uint8*)red_buf)[offset],
((ossim_uint8*)grn_buf)[offset],
((ossim_uint8*)blu_buf)[offset]);
ossimHsvVector hsv_pixel (rgb_pixel);
//---
// Remap pixel HSV with spatially variant bias value:
//---
hsv_pixel.setH(hsv_pixel.getH() + gridH(samp,line));
hsv_pixel.setS(hsv_pixel.getS() + gridS(samp,line));
hsv_pixel.setV(hsv_pixel.getV() + gridV(samp,line));
//---
// Convert back to RGB and write to the tile:
//---
rgb_pixel = hsv_pixel; // auto-clamped
((ossim_uint8*)red_buf)[offset] = rgb_pixel.getR();
((ossim_uint8*)grn_buf)[offset] = rgb_pixel.getG();
((ossim_uint8*)blu_buf)[offset] = rgb_pixel.getB();
offset++;
}
}
break;
}
case OSSIM_USHORT11:
break;
case OSSIM_UINT16:
break;
case OSSIM_SINT16:
break;
case OSSIM_FLOAT64:
break;
case OSSIM_NORMALIZED_DOUBLE:
break;
case OSSIM_FLOAT32:
break;
case OSSIM_NORMALIZED_FLOAT:
break;
case OSSIM_SCALAR_UNKNOWN:
default:
break;
} // end switch statement
if (traceExec()) CLOG << "returning..." << endl;
return;
};
ossimRefPtr<ossimImageData> ossimMaskFilter::executeMaskFilterWeighted(ossimRefPtr<ossimImageData> imageSourceData,
ossimRefPtr<ossimImageData> maskSourceData)
{
if(maskSourceData->getScalarType() != OSSIM_UCHAR)
{
ossimNotify(ossimNotifyLevel_WARN) << "ossimMaskFilter::executeMaskFilterSelect WARNING: Only uchar masks are supported" << endl;
return imageSourceData;
}
switch(imageSourceData->getScalarType())
{
case OSSIM_UCHAR:
{
executeMaskFilterWeighted((ossim_uint8)0,
(ossim_uint8)0,
imageSourceData,
maskSourceData);
break;
}
case OSSIM_USHORT11:
case OSSIM_USHORT16:
{
executeMaskFilterWeighted((ossim_uint16)0,
(ossim_uint8)0,
imageSourceData,
maskSourceData);
break;
}
case OSSIM_SSHORT16:
{
executeMaskFilterWeighted((ossim_sint16)0,
(ossim_uint8)0,
imageSourceData,
maskSourceData);
break;
}
case OSSIM_FLOAT:
case OSSIM_NORMALIZED_FLOAT:
{
executeMaskFilterWeighted((float)0,
(ossim_uint8)0,
imageSourceData,
maskSourceData);
break;
}
case OSSIM_DOUBLE:
case OSSIM_NORMALIZED_DOUBLE:
{
executeMaskFilterWeighted((double)0,
(ossim_uint8)0,
imageSourceData,
maskSourceData);
break;
}
default:
{
ossimNotify(ossimNotifyLevel_WARN) << "ossimMaskFilter::executeMaskFilterSelect WARNING: Unknown scalar type" << endl;
break;
}
}
return theTile;
}
bool ossimCodecFactory::encodeJpeg( ossim_uint32 quality,
const ossimRefPtr<ossimImageData>& in,
std::vector<ossim_uint8>& out ) const
{
bool result = false;
if ( in.valid() && (in->getDataObjectStatus() != OSSIM_NULL) )
{
if ( in->getScalarType() == OSSIM_UINT8 )
{
// Open a memory stream up to put the jpeg image in memory:
std::stringstream jpegStreamBuf;
//---
// Initialize JPEG compression library:
// NOTE: JDIMENSION is an "unsigned int"
//---
struct jpeg_compress_struct cinfo;
struct jpeg_error_mgr jerr;
cinfo.err = jpeg_std_error( &jerr );
jpeg_create_compress(&cinfo);
// Define a custom stream destination manager for jpeglib to write compressed block:
jpeg_cpp_stream_dest(&cinfo, jpegStreamBuf);
/* Setting the parameters of the output file here */
cinfo.image_width = in->getWidth();
cinfo.image_height = in->getHeight();
// Bands must be one or three for this writer.
const ossim_uint32 INPUT_BANDS = in->getNumberOfBands();
if ( (INPUT_BANDS == 1) || (INPUT_BANDS == 3) )
{
cinfo.input_components = INPUT_BANDS;
}
else
{
if ( INPUT_BANDS < 3 )
{
cinfo.input_components = 1; // Use first band.
}
else
{
cinfo.input_components = 3; // Use the first 3 bands.
}
}
// colorspace of input image
if ( cinfo.input_components == 3)
{
cinfo.in_color_space = JCS_RGB;
}
else
{
cinfo.in_color_space = JCS_GRAYSCALE;
}
// Default compression parameters, we shouldn't be worried about these.
jpeg_set_defaults( &cinfo );
jpeg_set_quality(&cinfo, quality, TRUE); //limit to baseline-JPEG values
// Now do the compression...
jpeg_start_compress( &cinfo, TRUE );
// Line buffer:
ossim_uint32 buf_size = cinfo.input_components*cinfo.image_width;
std::vector<ossim_uint8> buf(buf_size);
// Compress the tile on line at a time:
JSAMPROW row_pointer[1]; // Pointer to a single row.
row_pointer[0] = (JSAMPLE*)&buf.front();
// Get pointers to the input data:
std::vector<const ossim_uint8*> inBuf(cinfo.input_components);
for ( ossim_int32 band = 0; band < cinfo.input_components; ++band )
{
inBuf[band] = in->getUcharBuf(band);
}
ossim_uint32 inIdx = 0;
for (ossim_uint32 line=0; line< cinfo.image_height; ++line)
{
// Convert from band sequential to band interleaved by pixel.
ossim_uint32 outIdx = 0;
for ( ossim_uint32 p = 0; p < cinfo.image_width; ++p )
{
for ( ossim_int32 band = 0; band < cinfo.input_components; ++band )
{
buf[outIdx++] = inBuf[band][inIdx];
}
++inIdx;
}
// Write it...
jpeg_write_scanlines( &cinfo, row_pointer, 1 );
}
// Similar to read file, clean up after we're done compressing.
jpeg_finish_compress( &cinfo );
jpeg_destroy_compress( &cinfo );
// Copy the memory stream to output vector.
out.resize(jpegStreamBuf.str().size());
jpegStreamBuf.seekg(0, std::ios_base::beg);
jpegStreamBuf.read((char*)&out.front(), jpegStreamBuf.str().size());
result = true;
}
else // Scalar type check...
{
ossimNotify(ossimNotifyLevel_WARN)
<< "ossimCodecFactory::encodeJpeg ERROR:"
<< "\nPassing non-eight bit data to eight bit encoder!" << std::endl;
}
} // Matches: if ( in.valid() ... )
return result;
}
void ossimTileToIplFilter::CopyTileToIplImage(T dummyVariable, ossimRefPtr<ossimImageData> inputTile, IplImage *output, ossimIrect neighborhoodRect)
{
ossimDataObjectStatus status = inputTile->getDataObjectStatus();
uchar *outputData = (uchar *)output->imageData;
int outputStep = output->widthStep/sizeof(uchar);
int outputChannels = output->nChannels;
ossimScalarType inputType = inputTile->getScalarType();
double scFactor;
if (inputType == OSSIM_UINT16)
scFactor = 0.0039; // 255 / 65535
else if (inputType == OSSIM_USHORT11)
scFactor = 0.1246; //255 / 2047
else if (inputType == OSSIM_UINT8)
scFactor = 1;
else
scFactor = 1;
int pixVal;
if (status == OSSIM_PARTIAL)
{
for( int band = 0; band < outputChannels; band++) {
T* inBuf = static_cast<T*>(inputTile->getBuf(band));
for (long y = 0; y < output->height; ++y)
{
for (long x = 0; x < output->width; ++x)
{
pixVal = (int)(*inBuf);
if ((int)round(pixVal * scFactor) > 255)
outputData[y * outputStep + x*outputChannels + band] = 255;
else if ((int)round(pixVal * scFactor) < 0)
outputData[y * outputStep + x*outputChannels + band] = 0;
else
outputData[y * outputStep + x*outputChannels + band] = (uchar)round(pixVal * scFactor);
++inBuf;
}
}
}
}
else
{
for(int band = 0; band < outputChannels; band++) {
T* inBuf = static_cast<T*>(inputTile->getBuf(band));
for (int y = 0; y < output->height; ++y)
{
for (int x = 0; x < output->width; ++x)
{
pixVal = (int)(*inBuf);
if ((int)round(pixVal * scFactor) > 255)
outputData[y * outputStep + x*outputChannels + band] = 255;
else if ((int)round(pixVal * scFactor) < 0)
outputData[y * outputStep + x*outputChannels + band] = 0;
else
outputData[y * outputStep + x*outputChannels + band] = (uchar)round(pixVal * scFactor);
++inBuf;
}
}
}
}
}