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Update Android Demo

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master
tunmx 2 years ago
parent e679fe8727
commit 649588fb0c
7 changed files with 96 additions and 51 deletions
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18
Prj-Android/app/src/main/java/com/hyperai/hyperlpr_sdk_demo/CameraPreviews.java
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@ -1,8 +1,6 @@
package com.hyperai.hyperlpr_sdk_demo;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.hardware.Camera;
import android.os.Handler;
@ -20,11 +18,10 @@ import android.view.WindowManager;
import org.greenrobot.eventbus.EventBus;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import com.hyperai.hyperlpr3.HyperLPR3;
import com.hyperai.hyperlpr3.bean.Parameter;
import com.hyperai.hyperlpr3.bean.HyperLPRParameter;
import com.hyperai.hyperlpr3.bean.Plate;
/**
@ -45,8 +42,6 @@ public class CameraPreviews extends SurfaceView implements SurfaceHolder.Callbac
private Context mContext;
HyperLPR3 hyperLPR3;
public CameraPreviews(Context context) {
super(context);
mContext = context;
@ -57,8 +52,9 @@ public class CameraPreviews extends SurfaceView implements SurfaceHolder.Callbac
mPaint.setStyle(Paint.Style.STROKE);
// mPaint.setColor(ContextCompat.getColor(context, R.color.colorAccent));
Parameter parameter = new Parameter();
hyperLPR3 = new HyperLPR3(mContext, parameter);
HyperLPRParameter parameter = new HyperLPRParameter();
// hyperLPR3 = new HyperLPR3();
// hyperLPR3.init(mContext, parameter);
}
public Camera getCameraInstance(){
if (mCamera == null){
@ -135,16 +131,12 @@ public class CameraPreviews extends SurfaceView implements SurfaceHolder.Callbac
synchronized (lock){
// 处理data
Camera.Size previewSize = camera.getParameters().getPreviewSize();
// String save_path = mContext.getExternalFilesDir(null).getAbsolutePath() + "/" + "a.jpg";
// core.testBuffer(save_path, data, previewSize.height, previewSize.width, 3);
Plate[] plates = hyperLPR3.plateRecognition(data, previewSize.height, previewSize.width, HyperLPR3.CAMERA_ROTATION_270, HyperLPR3.STREAM_YUV_NV21);
Plate[] plates = HyperLPR3.getInstance().plateRecognition(data, previewSize.height, previewSize.width, HyperLPR3.CAMERA_ROTATION_270, HyperLPR3.STREAM_YUV_NV21);
for (Plate plate : plates) {
Log.i(TAG, "" + plate.toString());
}
if(!isStopReg && plates.length > 0) {
// isStopReg = true;
sendPlate(plates);
}

15
Prj-Android/app/src/main/java/com/hyperai/hyperlpr_sdk_demo/MainActivity.java
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@ -19,7 +19,7 @@ import android.widget.TextView;
import com.bumptech.glide.Glide;
import com.hyperai.hyperlpr3.HyperLPR3;
import com.hyperai.hyperlpr3.bean.Parameter;
import com.hyperai.hyperlpr3.bean.HyperLPRParameter;
import com.hyperai.hyperlpr3.bean.Plate;
import com.yuyh.library.imgsel.ISNav;
import com.yuyh.library.imgsel.common.ImageLoader;
@ -42,8 +42,6 @@ public class MainActivity extends AppCompatActivity {
private TextView mResult;
HyperLPR3 hyperLPR3;
private static final int REQUEST_EXTERNAL_STORAGE = 1;
private static final String[] PERMISSIONS_STORAGE = {
@ -81,8 +79,13 @@ public class MainActivity extends AppCompatActivity {
verifyStoragePermissions(this);
Parameter parameter = new Parameter();
hyperLPR3 = new HyperLPR3(mCtx, parameter);
// 车牌识别算法配置参数
HyperLPRParameter parameter = new HyperLPRParameter()
.setDetLevel(HyperLPR3.DETECT_LEVEL_LOW)
.setMaxNum(1)
.setRecConfidenceThreshold(0.85f);
// 初始化(仅执行一次生效)
HyperLPR3.getInstance().init(this, parameter);
ISNav.getInstance().init(new ImageLoader() {
@Override
@ -158,7 +161,7 @@ public class MainActivity extends AppCompatActivity {
if (bitmap != null) {
imageView.setImageBitmap(bitmap);
Plate[] plates = hyperLPR3.plateRecognition(bitmap, HyperLPR3.CAMERA_ROTATION_0, HyperLPR3.STREAM_BGRA);
Plate[] plates = HyperLPR3.getInstance().plateRecognition(bitmap, HyperLPR3.CAMERA_ROTATION_0, HyperLPR3.STREAM_BGRA);
for (Plate plate: plates) {
String type = "未知车牌";
if (plate.getType() != HyperLPR3.PLATE_TYPE_UNKNOWN) {

54
Prj-Android/hyperlpr3/src/main/java/com/hyperai/hyperlpr3/HyperLPR3.java
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@ -5,7 +5,7 @@ import android.graphics.Bitmap;
import android.util.Log;
import com.hyperai.hyperlpr3.api.APIDefine;
import com.hyperai.hyperlpr3.bean.Parameter;
import com.hyperai.hyperlpr3.bean.HyperLPRParameter;
import com.hyperai.hyperlpr3.bean.Plate;
import com.hyperai.hyperlpr3.core.HyperLPRCore;
import com.hyperai.hyperlpr3.settings.TypeDefine;
@ -14,28 +14,26 @@ import com.hyperai.hyperlpr3.utils.SDKUtils;
public class HyperLPR3 extends TypeDefine implements APIDefine {
private final String TAG = "HyperLPR3";
private final String TAG = "HyperLPR3-SDK";
private final HyperLPRCore mCore;
private final Context mContext;
private boolean isInitSuccess;
public HyperLPR3(Context mContext, Parameter parameter) {
this.mContext = mContext;
String mResourceFolderPath = mContext.getExternalFilesDir(null).getAbsolutePath() + "/";
SDKUtils.copyFilesFromAssets(mContext, SDKConfig.packDirName, mResourceFolderPath);
Log.i(TAG, "resource: " + mResourceFolderPath);
if (parameter.getModelPath() == null || "".equals(parameter.getModelPath())) {
parameter.setModelPath(mResourceFolderPath);
}
private HyperLPR3() {
mCore = new HyperLPRCore();
mCore.createRecognizerContext(parameter);
isInitSuccess = false;
}
private static class LazyHolder {
private static final HyperLPR3 INSTANCE = new HyperLPR3();
}
public Context getContext() {
return mContext;
public static final HyperLPR3 getInstance() {
return LazyHolder.INSTANCE;
}
public void release() {
mCore.release();
}
@ -46,6 +44,26 @@ public class HyperLPR3 extends TypeDefine implements APIDefine {
release();
}
/**
* Initialize the license plate recognition algorithm SDK
*
* @param context context
* @param parameter Initialization parameter
*/
@Override
public void init(Context context, HyperLPRParameter parameter) {
if (!isInitSuccess) {
String mResourceFolderPath = context.getExternalFilesDir(null).getAbsolutePath() + "/";
SDKUtils.copyFilesFromAssets(context, SDKConfig.packDirName, mResourceFolderPath);
Log.i(TAG, "resource: " + mResourceFolderPath);
if (parameter.getModelPath() == null || "".equals(parameter.getModelPath())) {
parameter.setModelPath(mResourceFolderPath);
}
mCore.createRecognizerContext(parameter);
isInitSuccess = true;
}
}
/**
* License plate recognition interface.
*
@ -58,6 +76,10 @@ public class HyperLPR3 extends TypeDefine implements APIDefine {
*/
@Override
public Plate[] plateRecognition(byte[] buf, int height, int width, int rotation, int format) {
if (!isInitSuccess) {
Log.e(TAG, "HyperLPR3 is uninitialized.");
return new Plate[0];
}
return mCore.plateRecognitionFromBuffer(buf, height, width, rotation, format);
}
@ -71,6 +93,10 @@ public class HyperLPR3 extends TypeDefine implements APIDefine {
*/
@Override
public Plate[] plateRecognition(Bitmap image, int rotation, int format) {
if (!isInitSuccess) {
Log.e(TAG, "HyperLPR3 is uninitialized.");
return new Plate[0];
}
int mWidth = image.getWidth();
int mHeight = image.getHeight();
int[] data = new int[image.getWidth() * image.getHeight()];

12
Prj-Android/hyperlpr3/src/main/java/com/hyperai/hyperlpr3/api/APIDefine.java
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@ -1,13 +1,24 @@
package com.hyperai.hyperlpr3.api;
import android.content.Context;
import android.graphics.Bitmap;
import com.hyperai.hyperlpr3.bean.HyperLPRParameter;
import com.hyperai.hyperlpr3.bean.Plate;
public interface APIDefine {
/**
* Initialize the license plate recognition algorithm SDK
*
* @param context context
* @param parameter Initialization parameter
* */
void init(Context context, HyperLPRParameter parameter);
/**
* License plate recognition interface.
*
* @param buf Image data buffer.
* @param height Height of the image
* @param width Width of the image
@ -19,6 +30,7 @@ public interface APIDefine {
/**
* License plate recognition interface.
*
* @param image Bitmap image
* @param rotation Original data buffer rotation Angle
* @param format Buffer data coded format

32
Prj-Android/hyperlpr3/src/main/java/com/hyperai/hyperlpr3/bean/Parameter.java → Prj-Android/hyperlpr3/src/main/java/com/hyperai/hyperlpr3/bean/HyperLPRParameter.java
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@ -2,7 +2,7 @@ package com.hyperai.hyperlpr3.bean;
import com.hyperai.hyperlpr3.settings.TypeDefine;
public class Parameter {
public class HyperLPRParameter {
private String modelPath;
@ -14,76 +14,86 @@ public class Parameter {
private float nmsThreshold = 0.6f;
private float recConfidenceThreshold = 0.75f;
private float recConfidenceThreshold = 0.85f;
private int detLevel = TypeDefine.DETECT_LEVEL_LOW;
private int maxNum = 3;
public Parameter() {
public HyperLPRParameter() {
}
public int getMaxNum() {
return maxNum;
}
public void setMaxNum(int maxNum) {
public HyperLPRParameter setMaxNum(int maxNum) {
this.maxNum = maxNum;
return this;
}
public String getModelPath() {
return modelPath;
}
public void setModelPath(String modelPath) {
public HyperLPRParameter setModelPath(String modelPath) {
this.modelPath = modelPath;
return this;
}
public int getThreads() {
return threads;
}
public void setThreads(int threads) {
public HyperLPRParameter setThreads(int threads) {
this.threads = threads;
return this;
}
public boolean isUseHalf() {
return useHalf;
}
public void setUseHalf(boolean useHalf) {
public HyperLPRParameter setUseHalf(boolean useHalf) {
this.useHalf = useHalf;
return this;
}
public float getBoxConfThreshold() {
return boxConfThreshold;
}
public void setBoxConfThreshold(float boxConfThreshold) {
public HyperLPRParameter setBoxConfThreshold(float boxConfThreshold) {
this.boxConfThreshold = boxConfThreshold;
return this;
}
public float getNmsThreshold() {
return nmsThreshold;
}
public void setNmsThreshold(float nmsThreshold) {
public HyperLPRParameter setNmsThreshold(float nmsThreshold) {
this.nmsThreshold = nmsThreshold;
return this;
}
public float getRecConfidenceThreshold() {
return recConfidenceThreshold;
}
public void setRecConfidenceThreshold(float recConfidenceThreshold) {
public HyperLPRParameter setRecConfidenceThreshold(float recConfidenceThreshold) {
this.recConfidenceThreshold = recConfidenceThreshold;
return this;
}
public int getDetLevel() {
return detLevel;
}
public void setDetLevel(int detLevel) {
public HyperLPRParameter setDetLevel(int detLevel) {
this.detLevel = detLevel;
return this;
}
}

10
Prj-Android/hyperlpr3/src/main/java/com/hyperai/hyperlpr3/core/HyperLPRCore.java
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@ -2,7 +2,7 @@ package com.hyperai.hyperlpr3.core;
import android.util.Log;
import com.hyperai.hyperlpr3.bean.Parameter;
import com.hyperai.hyperlpr3.bean.HyperLPRParameter;
import com.hyperai.hyperlpr3.bean.Plate;
public class HyperLPRCore {
@ -17,11 +17,7 @@ public class HyperLPRCore {
private boolean isRunning_;
// public void testBuffer(String savePath, byte[] buf, int height, int width, int rotation) {
// TestBuffer(savePath, buf, height, width, rotation);
// }
public void createRecognizerContext(Parameter parameter) {
public void createRecognizerContext(HyperLPRParameter parameter) {
ctxHandle_ = CreateRecognizerContext(parameter);
Log.i(TAG, "HANDLE: " + ctxHandle_);
isRunning_ = true;
@ -49,7 +45,7 @@ public class HyperLPRCore {
// native void TestBuffer(String savePath, byte[] buf, int height, int width, int rotation);
native long CreateRecognizerContext(Parameter parameterObj);
native long CreateRecognizerContext(HyperLPRParameter parameterObj);
native int ReleaseRecognizerContext(long handle);

6
cpp/src/version.h
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@ -0,0 +1,6 @@
#pragma once
#define HYPERLPR_VER_MAJOR 3
#define HYPERLPR_VER_MINOR 0
#define HYPERLPR_VER_PATCH 1
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