cn.smartjavaai.ocr.utils

类 OcrUtils

java.lang.Object

cn.smartjavaai.ocr.utils.OcrUtils

public class OcrUtils
extends Object

作者:

dwj

构造器概要

构造器

构造器和说明
OcrUtils()

方法概要

限定符和类型	方法和说明
static List<OcrBox>	convertToOcrBox(ai.djl.ndarray.NDList dt_boxes, ai.djl.modality.cv.Image img) 转换为OcrBox
static OcrInfo	convertToOcrInfo(List<ArrayList<RotatedBoxCompX>> lines) 转换为OcrInfo
static float	distance(float[] point1, float[] point2) 欧式距离计算
static void	drawRect(org.opencv.core.Mat mat, List<OcrBox> boxList) 绘制文本框
static void	drawRectWithText(BufferedImage image, OcrInfo ocrInfo, int fontSize) 绘制文本框及文本
static void	drawRectWithText(org.opencv.core.Mat srcMat, List<OcrItem> itemList) 绘制文本框及文本
static ai.djl.modality.cv.Image	rotateImg(ai.djl.modality.cv.Image image, AngleEnum angleEnum) 逆时针旋转图片
static ai.djl.modality.cv.Image	rotateImg(ai.djl.modality.cv.Image image, int times) 逆时针旋转图片
static ai.djl.modality.cv.Image	rotateImg(ai.djl.ndarray.NDManager manager, ai.djl.modality.cv.Image image) 图片旋转
static ai.djl.modality.cv.Image	transformAndCrop(org.opencv.core.Mat srcMat, OcrBox box) 放射变换+裁剪

从类继承的方法 java.lang.Object

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

构造器详细资料

OcrUtils

public OcrUtils()

方法详细资料

convertToOcrBox

public static List<OcrBox> convertToOcrBox(ai.djl.ndarray.NDList dt_boxes,
                                           ai.djl.modality.cv.Image img)

转换为OcrBox

参数:

dt_boxes -

img -

返回:

distance

public static float distance(float[] point1,
                             float[] point2)

欧式距离计算

参数:

point1 -

point2 -

返回:

rotateImg

public static ai.djl.modality.cv.Image rotateImg(ai.djl.ndarray.NDManager manager,
                                                 ai.djl.modality.cv.Image image)

图片旋转

参数:

manager -

image -

返回:

rotateImg

public static ai.djl.modality.cv.Image rotateImg(ai.djl.modality.cv.Image image,
                                                 int times)

逆时针旋转图片

参数:

image -

times -

返回:

rotateImg

public static ai.djl.modality.cv.Image rotateImg(ai.djl.modality.cv.Image image,
                                                 AngleEnum angleEnum)

逆时针旋转图片

参数:

image -

angleEnum -

返回:

convertToOcrInfo

public static OcrInfo convertToOcrInfo(List<ArrayList<RotatedBoxCompX>> lines)

转换为OcrInfo

参数:

lines -

返回:

transformAndCrop

public static ai.djl.modality.cv.Image transformAndCrop(org.opencv.core.Mat srcMat,
                                                        OcrBox box)

放射变换+裁剪

参数:

srcMat -

box -

返回:

drawRect

public static void drawRect(org.opencv.core.Mat mat,
                            List<OcrBox> boxList)

绘制文本框

参数:

mat -

boxList -

drawRectWithText

public static void drawRectWithText(BufferedImage image,
                                    OcrInfo ocrInfo,
                                    int fontSize)

绘制文本框及文本

参数:

image -

ocrInfo -

drawRectWithText

public static void drawRectWithText(org.opencv.core.Mat srcMat,
                                    List<OcrItem> itemList)

绘制文本框及文本

参数:

srcMat -

itemList -