boofcv.misc

Class BoofMiscOps

java.lang.Object

boofcv.misc.BoofMiscOps

public class BoofMiscOps
extends java.lang.Object

Miscellaneous functions which have no better place to go.

Constructor Summary

Constructors

Constructor and Description
BoofMiscOps()

Method Summary

Modifier and Type	Method and Description
static void	boundRectangleInside(ImageBase b, ImageRectangle r) Bounds the provided rectangle to be inside the image.
static boolean	checkInside(ImageBase b, double x, double y)
static boolean	checkInside(ImageBase b, double x, double y, double radius) Returns true if the point is contained inside the image and 'radius' away from the image border.
static boolean	checkInside(ImageBase b, float x, float y)
static boolean	checkInside(ImageBase b, float x, float y, float radius) Returns true if the point is contained inside the image and 'radius' away from the image border.
static boolean	checkInside(ImageBase b, ImageRectangle r)
static boolean	checkInside(ImageBase b, int x, int y, int radius) Returns true if the point is contained inside the image and 'radius' away from the image border.
static boolean	checkInside(ImageBase b, int c_x, int c_y, int radius, double theta)
static boolean	checkInside(ImageBase b, int x, int y, int radiusWidth, int radiusHeight)
static boolean	checkInside(int width, int height, double x, double y)
static boolean	checkInside(int width, int height, float x, float y)
static float[]	convertArray(double[] input, float[] output)
static int[]	convertArray(double[] input, int[] output)
static long[]	convertArray(double[] input, long[] output)
static double[]	convertArray(float[] input, double[] output)
static int[]	convertArray(float[] input, int[] output)
static float[]	convertArray(int[] input, float[] output)
static float[]	convertTo_F32(double[] a, float[] ret)
static double[]	convertTo_F64(int[] a)
static int[]	convertTo_I32(double[] a, int[] ret)
static int	countNotZero(int[] a, int size)
static java.util.List<java.lang.String>	directoryList(java.lang.String directory, java.lang.String prefix) Loads a list of files with the specified prefix.
static java.io.File[]	findMatches(java.io.File directory, java.lang.String regex) Looks for file names which match the regex in the directory.
static java.io.File[]	findMatches(java.lang.String pathRegex) Looks up all files which are in the specified directory and match the regex. Example: path/to/input/image\d*.jpg
static void	pause(long milli) Invokes wait until the elapsed time has passed.
static void	print(GrayF32 a)
static void	print(GrayF64 a)
static void	print(GrayI a)
static void	print(ImageGray a)
static void	print(InterleavedF32 a)
static java.lang.String	toString(java.io.Reader r)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BoofMiscOps

public BoofMiscOps()

Method Detail

toString

public static java.lang.String toString(java.io.Reader r)

countNotZero

public static int countNotZero(int[] a,
                               int size)

convertTo_F64

public static double[] convertTo_F64(int[] a)

convertTo_F32

public static float[] convertTo_F32(double[] a,
                                    float[] ret)

convertTo_I32

public static int[] convertTo_I32(double[] a,
                                  int[] ret)

boundRectangleInside

public static void boundRectangleInside(ImageBase b,
                                        ImageRectangle r)

Bounds the provided rectangle to be inside the image.

Parameters:

b - An image.

r - Rectangle

checkInside

public static boolean checkInside(ImageBase b,
                                  ImageRectangle r)

checkInside

public static boolean checkInside(ImageBase b,
                                  int x,
                                  int y,
                                  int radius)

Returns true if the point is contained inside the image and 'radius' away from the image border.

Parameters:

b - Image

x - x-coordinate of point

y - y-coordinate of point

radius - How many pixels away from the border it needs to be to be considered inside

Returns:

true if the point is inside and false if it is outside

checkInside

public static boolean checkInside(ImageBase b,
                                  float x,
                                  float y,
                                  float radius)

Returns true if the point is contained inside the image and 'radius' away from the image border.

Parameters:

b - Image

x - x-coordinate of point

y - y-coordinate of point

radius - How many pixels away from the border it needs to be to be considered inside

Returns:

true if the point is inside and false if it is outside

checkInside

public static boolean checkInside(ImageBase b,
                                  double x,
                                  double y,
                                  double radius)

Returns true if the point is contained inside the image and 'radius' away from the image border.

Parameters:

b - Image

x - x-coordinate of point

y - y-coordinate of point

radius - How many pixels away from the border it needs to be to be considered inside

Returns:

true if the point is inside and false if it is outside

checkInside

public static boolean checkInside(ImageBase b,
                                  int x,
                                  int y,
                                  int radiusWidth,
                                  int radiusHeight)

checkInside

public static boolean checkInside(ImageBase b,
                                  int c_x,
                                  int c_y,
                                  int radius,
                                  double theta)

checkInside

public static boolean checkInside(ImageBase b,
                                  float x,
                                  float y)

checkInside

public static boolean checkInside(ImageBase b,
                                  double x,
                                  double y)

checkInside

public static boolean checkInside(int width,
                                  int height,
                                  float x,
                                  float y)

checkInside

public static boolean checkInside(int width,
                                  int height,
                                  double x,
                                  double y)

pause

public static void pause(long milli)

Invokes wait until the elapsed time has passed. In the thread is interrupted, the interrupt is ignored.

Parameters:

milli - Length of desired pause in milliseconds.

print

public static void print(ImageGray a)

print

public static void print(GrayF64 a)

print

public static void print(GrayF32 a)

print

public static void print(InterleavedF32 a)

print

public static void print(GrayI a)

directoryList

public static java.util.List<java.lang.String> directoryList(java.lang.String directory,
                                                             java.lang.String prefix)

Loads a list of files with the specified prefix.

Parameters:

directory - Directory it looks inside of

prefix - Prefix that the file must have

Returns:

List of files that are in the directory and match the prefix.

findMatches

public static java.io.File[] findMatches(java.io.File directory,
                                         java.lang.String regex)

Looks for file names which match the regex in the directory.

Example:
BoofMiscOps.findMatches(new File("/path/to/directory"), ".+jpg");

Parameters:

directory - directory

regex - file name regex

Returns:

array of matching files

findMatches

public static java.io.File[] findMatches(java.lang.String pathRegex)

Looks up all files which are in the specified directory and match the regex.
Example: path/to/input/image\d*.jpg

Parameters:

pathRegex - regex

Returns:

list of matching files

convertArray

public static int[] convertArray(double[] input,
                                 int[] output)

convertArray

public static long[] convertArray(double[] input,
                                  long[] output)

convertArray

public static float[] convertArray(double[] input,
                                   float[] output)

convertArray

public static double[] convertArray(float[] input,
                                    double[] output)

convertArray

public static int[] convertArray(float[] input,
                                 int[] output)

convertArray

public static float[] convertArray(int[] input,
                                   float[] output)