#include <processor.h>
Inheritance diagram for EMAN::NormalizeRowProcessor:


Public Member Functions | |
| string | get_name () const |
| Get the processor's name. | |
| string | get_desc () const |
| Get the descrition of this specific processor. | |
| void | process_inplace (EMData *image) |
| To process an image in-place. | |
Static Public Member Functions | |
| Processor * | NEW () |
Static Public Attributes | |
| const string | NAME = "normalize.rows" |
Definition at line 4305 of file processor.h.
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Get the descrition of this specific processor. This function must be overwritten by a subclass.
Implements EMAN::Processor. Definition at line 4318 of file processor.h. 04319 {
04320 return "normalizes each row in the image individually";
04321 }
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Get the processor's name. Each processor is identified by a unique name.
Implements EMAN::Processor. Definition at line 4308 of file processor.h. 04309 {
04310 return NAME;
04311 }
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Definition at line 4313 of file processor.h. 04314 {
04315 return new NormalizeRowProcessor();
04316 }
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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.
Implements EMAN::Processor. Definition at line 3696 of file processor.cpp. References EMAN::EMData::get_data(), EMAN::EMData::get_xsize(), EMAN::EMData::get_ysize(), EMAN::EMData::get_zsize(), LOGERR, LOGWARN, nx, ny, rdata, row_sum(), EMAN::EMData::update(), x, and y. 03697 {
03698 if (!image) {
03699 LOGWARN("NULL Image");
03700 return;
03701 }
03702
03703 if (image->get_zsize() > 1) {
03704 LOGERR("row normalize only works for 2D image");
03705 return;
03706 }
03707
03708 float *rdata = image->get_data();
03709 int nx = image->get_xsize();
03710 int ny = image->get_ysize();
03711
03712 for (int y = 0; y < ny; y++) {
03713 double row_sum = 0;
03714 for (int x = 0; x < nx; x++) {
03715 row_sum += rdata[x + y * nx];
03716 }
03717
03718 double row_mean = row_sum / nx;
03719 if (row_mean <= 0) {
03720 row_mean = 1;
03721 }
03722
03723 for (int x = 0; x < nx; x++) {
03724 rdata[x + y * nx] /= (float)row_mean;
03725 }
03726 }
03727
03728 image->update();
03729 }
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Definition at line 152 of file processor.cpp. |
1.3.9.1