Pixel Access
[Utils]

This pixelaccess is a carmen module intended to provide fast (but unsafe) iplimage pixel read and write functions. More...

Collaboration diagram for Pixel Access:

Files
file	pixelaccess.cpp
	This is where main is defined and etc.
file	pixelaccess.h
	main header file for this module. Includes, global vars, funtion prototypes, etc.
Functions
int	set_all_processors_speed (int speed)
int	get_number_of_processors (void)
int	setup_intel_ipp (void)
	Sets up intel ipp libraries. Warning must do the followin in .bashrc "export LD_LIBRARY_PATH=/opt/intel/ipp/6.1.1.042/em64t/sharedlib/:$LD_LIBRARY_PATH".
unsigned char	GetPixel_8UC1 (const IplImage *src, int u, int v)
	Get the value of pixel index u,v from the 1 channel 8 bit unsigned char IPLImage src.
void	SetPixel_8UC1 (IplImage *dst, int u, int v, unsigned char val)
	Sets the value of pixel index u,v from the 1 channel 8 bit unsigned char IPLImage src to value val.
void	SetMVAL_32FC1 (CvMat *src, int u, int v, float val)
	Sets the value of element index u,v from the 1 channel 32 bit CVMat src to value val.
float	GetMVAL_32FC1 (CvMat *src, int u, int v)
	Get the value of element index u,v from the 1 channel 32 bit CVMat src.
void	SetMVAL_8UC1 (CvMat *src, int u, int v, unsigned char val)
	Sets the value of element index u,v from the 1 channel 8 bit CVMat src to value val.
unsigned char	GetMVAL_8UC1 (CvMat *src, int u, int v)
	Get the value of element index u,v from the 1 channel 8 bit CVMat src.
unsigned char *	GetPixel_8UC3 (IplImage *src, int u, int v)
	Get the value of pixel index u,v from the 3 channel 8 bit IPLImage src.
void	SetPixel_8UC3 (IplImage dst, int u, int v, unsigned char val)
	Sets the value of pixel index u,v from the 3 channel 8 bit unsigned char IPLImage src to value val.
void	SetMVAL_32FC3 (CvMat src, int u, int v, float val)
	Sets the value of element index u,v for 3 channel 32 bit CVMat src to value val.
float *	GetMVAL_32FC3 (CvMat *src, int u, int v)
	Get the value of element index u,v from the 3 channel 32 bit CVMat src.
float	GetPixel_32FC1 (IplImage *src, int u, int v)
void	SetPixel_32FC1 (IplImage *src, int u, int v, double val)

Detailed Description

This pixelaccess is a carmen module intended to provide fast (but unsafe) iplimage pixel read and write functions.

Note:: Use only if you know what youre doing. Can cause wild pointers and segmentation faults.

Function Documentation

int get_number_of_processors ( void )

float GetMVAL_32FC1	(	CvMat *	src,
		int	u,
		int	v
	)

Get the value of element index u,v from the 1 channel 32 bit CVMat src.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.

Returns:: The value of the element.

Referenced by class_base_ipm::RemapImages_Gray(), class_base_ipm::RemapImages_RGB(), class_base_ipm::ReportProjectionMaps(), and class_base_ipm::ReportProjectionMaps2().

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float * GetMVAL_32FC3	(	CvMat *	src,
		int	u,
		int	v
	)

Get the value of element index u,v from the 3 channel 32 bit CVMat src.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.

Returns:: The value of the element.

unsigned char GetMVAL_8UC1	(	CvMat *	src,
		int	u,
		int	v
	)

Get the value of element index u,v from the 1 channel 8 bit CVMat src.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.

Returns:: The value of the element.

Referenced by class_base_ipm::RemapImages_Gray(), class_base_ipm::RemapImages_RGB(), class_base_ipm::ReportProjectionMaps(), and class_base_ipm::ReportProjectionMaps2().

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float GetPixel_32FC1	(	IplImage *	src,
		int	u,
		int	v
	)

unsigned char GetPixel_8UC1	(	const IplImage *	src,
		int	u,
		int	v
	)

Get the value of pixel index u,v from the 1 channel 8 bit unsigned char IPLImage src.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.

Returns:: The value of the pixel.

Referenced by findbasepoints(), findgroups_rightpix(), get_sparse_pts_from_img(), class_base_ipm::InterpolateImage_Gray(), class_base_ipm::RemapImages_Gray(), setbasepointspix(), sparse_and(), stretch_image(), imageprocessing::stretch_image_histogram(), stretch_image_masked(), and tf_stretch_image().

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unsigned char * GetPixel_8UC3	(	IplImage *	src,
		int	u,
		int	v
	)

Get the value of pixel index u,v from the 3 channel 8 bit IPLImage src.

Get the value of pixel index u,v from the 1 channel 32 bit IPLImage src.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.

Returns:: The value of the pixel.

Referenced by class_base_ipm::RemapImages_RGB().

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int set_all_processors_speed ( int speed )

Parameters:

speed

in MHz

void SetMVAL_32FC1	(	CvMat *	src,
		int	u,
		int	v,
		float	val
	)

Sets the value of element index u,v from the 1 channel 32 bit CVMat src to value val.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.
	val	the value of the element.

Referenced by class_base_ipm::CalculateProjectionMaps().

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void SetMVAL_32FC3	(	CvMat *	src,
		int	u,
		int	v,
		float *	val
	)

Sets the value of element index u,v for 3 channel 32 bit CVMat src to value val.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.
	val	the value of the element.

void SetMVAL_8UC1	(	CvMat *	src,
		int	u,
		int	v,
		unsigned char	val
	)

Sets the value of element index u,v from the 1 channel 8 bit CVMat src to value val.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.
	val	the value of the element.

Referenced by class_base_ipm::CalculateProjectionMaps().

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void SetPixel_32FC1	(	IplImage *	src,
		int	u,
		int	v,
		double	val
	)

void SetPixel_8UC1	(	IplImage *	dst,
		int	u,
		int	v,
		unsigned char	val
	)

Sets the value of pixel index u,v from the 1 channel 8 bit unsigned char IPLImage src to value val.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.
	val	the value of the pixel.

Referenced by class_base_ipm::InterpolateImage_Gray(), class_base_ipm::RemapImages_Gray(), class_advancedfloodfill::show_image(), stretch_image(), imageprocessing::stretch_image_histogram(), stretch_image_masked(), and tf_stretch_image().

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void SetPixel_8UC3	(	IplImage *	dst,
		int	u,
		int	v,
		unsigned char *	val
	)

Sets the value of pixel index u,v from the 3 channel 8 bit unsigned char IPLImage src to value val.

Parameters:

	src	The IplImage to get the pixel from.
	u	the line coordinate of the image.
	v	the column coordinate of the image.
	val	the value of the pixel.

Referenced by class_base_ipm::RemapImages_RGB().

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int setup_intel_ipp ( void )

Sets up intel ipp libraries. Warning must do the followin in .bashrc "export LD_LIBRARY_PATH=/opt/intel/ipp/6.1.1.042/em64t/sharedlib/:$LD_LIBRARY_PATH".

Returns:: always retuns 1 for now

Referenced by main().

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Pixel Access [Utils]

Files

Functions

Detailed Description

Function Documentation

Pixel Access
[Utils]