gen_mstencils.c File Reference

#include <stdio.h>
#include <string.h>
#include "basic.h"
#include "edge.h"
#include "temsub.h"

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Macros
#define	NUMSTENCILS   8
	Number of stencils. More...
#define	WEIGHT_PI_8_FACTOR   3.847759065022573512
	The constant 1 + (cot(pi/6) - 1)/sqrt(2) More...

Typedefs
typedef edgelist	mstencil
	A mosaiced contour stencil. More...

Enumerations
enum	cfa_color { COLOR_RED, COLOR_GREEN, COLOR_BLUE }

Functions
cfa_color	GetBayerColor (int RedX, int RedY, int x, int y)
	Determine the Bayer CFA color at (x,y) More...
double	EdgeLength (edge Edge)
	Compute the length of an edge. More...
double	StencilArcSum (mstencil Stencil)
	Compute the arc length sum of a stencil. More...
void	FreeStencils (mstencil *Stencils)
	Free an mstencil. More...
int	StencilEquals (mstencil A, mstencil B)
	Test if two stencils are equal. More...
mstencil *	ConstructMosaicedStencils (double Radius, cfa_color CenterPixel)
	Construct mosaiced stencils. More...
void	WriteTVComputation (char **Str, mstencil *Stencils, int j)
	Write TV computation code for an mstencil. More...
int	main (int argc, char *argv[])

Macro Definition Documentation

#define NUMSTENCILS   8

Number of stencils.

Definition at line 25 of file gen_mstencils.c.

#define WEIGHT_PI_8_FACTOR   3.847759065022573512

The constant 1 + (cot(pi/6) - 1)/sqrt(2)

Definition at line 28 of file gen_mstencils.c.

Typedef Documentation

typedef edgelist mstencil

A mosaiced contour stencil.

Definition at line 34 of file gen_mstencils.c.

Enumeration Type Documentation

enum cfa_color

Enumerator
COLOR_RED
COLOR_GREEN
COLOR_BLUE

Definition at line 31 of file gen_mstencils.c.

Function Documentation

mstencil* ConstructMosaicedStencils	(	double	Radius,
		cfa_color	CenterPixel
	)

Construct mosaiced stencils.

Parameters

Radius	the radius of the neighborhood
CenterPixel	cfa_color of the center pixel

Definition at line 129 of file gen_mstencils.c.

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double EdgeLength

(

edge

Edge

)

Compute the length of an edge.

Definition at line 69 of file gen_mstencils.c.

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void FreeStencils

(

mstencil *

Stencils

)

Free an mstencil.

Definition at line 91 of file gen_mstencils.c.

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cfa_color GetBayerColor	(	int	RedX,
		int	RedY,
		int	x,
		int	y
	)

Determine the Bayer CFA color at (x,y)

Definition at line 38 of file gen_mstencils.c.

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 205 of file gen_mstencils.c.

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double StencilArcSum

(

mstencil

Stencil

)

Compute the arc length sum of a stencil.

Definition at line 78 of file gen_mstencils.c.

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int StencilEquals	(	mstencil	A,
		mstencil	B
	)

Test if two stencils are equal.

Definition at line 106 of file gen_mstencils.c.

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void WriteTVComputation	(	char **	Str,
		mstencil *	Stencils,
		int	j
	)

Write TV computation code for an mstencil.

Parameters

Str	the string to which to append
Stencils	the mstencil array
j	index of the mstencil to write

Writes code for computing the TV of Stencils[j].

Definition at line 188 of file gen_mstencils.c.

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