com.google.zxing.common
Class DefaultGridSampler
java.lang.Object
com.google.zxing.common.GridSampler
com.google.zxing.common.DefaultGridSampler
public final class DefaultGridSampler
- extends GridSampler
- Author:
- Sean Owen
Method Summary |
BitMatrix |
sampleGrid(BitMatrix image,
int dimensionX,
int dimensionY,
float p1ToX,
float p1ToY,
float p2ToX,
float p2ToY,
float p3ToX,
float p3ToY,
float p4ToX,
float p4ToY,
float p1FromX,
float p1FromY,
float p2FromX,
float p2FromY,
float p3FromX,
float p3FromY,
float p4FromX,
float p4FromY)
Samples an image for a rectangular matrix of bits of the given dimension. |
BitMatrix |
sampleGrid(BitMatrix image,
int dimensionX,
int dimensionY,
PerspectiveTransform transform)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DefaultGridSampler
public DefaultGridSampler()
sampleGrid
public BitMatrix sampleGrid(BitMatrix image,
int dimensionX,
int dimensionY,
float p1ToX,
float p1ToY,
float p2ToX,
float p2ToY,
float p3ToX,
float p3ToY,
float p4ToX,
float p4ToY,
float p1FromX,
float p1FromY,
float p2FromX,
float p2FromY,
float p3FromX,
float p3FromY,
float p4FromX,
float p4FromY)
throws NotFoundException
- Description copied from class:
GridSampler
- Samples an image for a rectangular matrix of bits of the given dimension.
- Specified by:
sampleGrid
in class GridSampler
- Parameters:
image
- image to sampledimensionX
- width of BitMatrix
to sample from imagedimensionY
- height of BitMatrix
to sample from image
- Returns:
BitMatrix
representing a grid of points sampled from the image within a region
defined by the "from" parameters
- Throws:
NotFoundException
- if image can't be sampled, for example, if the transformation defined
by the given points is invalid or results in sampling outside the image boundaries
sampleGrid
public BitMatrix sampleGrid(BitMatrix image,
int dimensionX,
int dimensionY,
PerspectiveTransform transform)
throws NotFoundException
- Specified by:
sampleGrid
in class GridSampler
- Throws:
NotFoundException