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EMAN::VerticalStripeProcessor Class Reference

Tries to fix images scanned on the zeiss for poor ccd normalization. More...

#include <processor.h>

Inheritance diagram for EMAN::VerticalStripeProcessor:

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Collaboration diagram for EMAN::VerticalStripeProcessor:

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List of all members.

Public Member Functions

void process_inplace (EMData *image)
 To process an image in-place.
string get_name () const
 Get the processor's name.
string get_desc () const
 Get the descrition of this specific processor.

Static Public Member Functions

ProcessorNEW ()

Static Public Attributes

const string NAME = "math.verticalstripefix"

Detailed Description

Tries to fix images scanned on the zeiss for poor ccd normalization.

Definition at line 3794 of file processor.h.


Member Function Documentation

string EMAN::VerticalStripeProcessor::get_desc  )  const [inline, virtual]
 

Get the descrition of this specific processor.

This function must be overwritten by a subclass.

Returns:
The description of this processor.

Implements EMAN::Processor.

Definition at line 3809 of file processor.h.

03810                 {
03811                         return "Tries to fix images scanned on the zeiss for poor ccd normalization.";
03812                 }

string EMAN::VerticalStripeProcessor::get_name  )  const [inline, virtual]
 

Get the processor's name.

Each processor is identified by a unique name.

Returns:
The processor's name.

Implements EMAN::Processor.

Definition at line 3799 of file processor.h.

03800                 {
03801                         return NAME;
03802                 }

Processor* EMAN::VerticalStripeProcessor::NEW  )  [inline, static]
 

Definition at line 3804 of file processor.h.

03805                 {
03806                         return new VerticalStripeProcessor();
03807                 }

void VerticalStripeProcessor::process_inplace EMData image  )  [virtual]
 

To process an image in-place.

For those processors which can only be processed out-of-place, override this function to just print out some error message to remind user call the out-of-place version.

Parameters:
image The image to be processed.

Implements EMAN::Processor.

Definition at line 3012 of file processor.cpp.

References data, EMAN::EMData::get_attr(), EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), LOGWARN, nx, ny, and EMAN::EMData::update().

03013 {
03014         if (!image) {
03015                 LOGWARN("NULL Image");
03016                 return;
03017         }
03018 
03019         int nx = image->get_xsize();
03020         int ny = image->get_ysize();
03021         int nz = image->get_zsize();
03022 
03023         float *data = image->get_data();
03024         float sigma = image->get_attr("sigma");
03025 
03026         for (int k = 0; k < nz; k++) {
03027                 for (int i = 0; i < nx; i++) {
03028                         double sum = 0;
03029                         for (int j = ny / 4; j < 3 * ny / 4; j++) {
03030                                 sum += data[i + j * nx];
03031                         }
03032 
03033                         float mean = (float)sum / (ny / 2);
03034                         for (int j = 0; j < ny; j++) {
03035                                 data[i + j * nx] = (data[i + j * nx] - mean) / sigma;
03036                         }
03037                 }
03038         }
03039 
03040         image->update();
03041 }


Member Data Documentation

const string VerticalStripeProcessor::NAME = "math.verticalstripefix" [static]
 

Definition at line 133 of file processor.cpp.


The documentation for this class was generated from the following files:
Generated on Tue Jun 11 13:48:46 2013 for EMAN2 by  doxygen 1.3.9.1