AR眼镜巡检安卓端
blame | 历史 | 补丁 | 提交 | 提交对比 | ignore whitespace
whycxzp
2024-07-27 efa5fe48ebc866ec07a597ef551cf7e13c3b7aba 
 app/src/main/java/com/whyc/widget/Camera2TextureView.java


@@ -15,6 +15,7 @@


import android.hardware.camera2.CameraManager;


import android.hardware.camera2.CameraMetadata;


import android.hardware.camera2.CaptureRequest;


import android.hardware.camera2.params.StreamConfigurationMap;


import android.media.Image;


import android.media.ImageReader;


import android.media.MediaCodec;


@@ -28,6 +29,7 @@


import android.support.v4.app.ActivityCompat;


import android.util.AttributeSet;


import android.util.Log;


import android.util.Size;


import android.view.Surface;


import android.view.TextureView;


import android.view.View;


@@ -43,6 +45,7 @@


import java.io.IOException;


import java.nio.ByteBuffer;


import java.util.Arrays;


import java.util.Comparator;


import java.util.concurrent.Executors;


import java.util.concurrent.ScheduledExecutorService;


import java.util.concurrent.TimeUnit;


@@ -50,6 +53,9 @@


import static android.content.ContentValues.TAG;


import static android.os.Environment.DIRECTORY_DOCUMENTS;




/**


 * Record模式下,Target = 录像和ImageReader图片


 */


public class Camera2TextureView extends TextureView {




    private Context mContext;


@@ -114,6 +120,16 @@


        CameraManager cm = (CameraManager) mContext.getSystemService(Context.CAMERA_SERVICE);


        try {


            String cameraId = cm.getCameraIdList()[0];


            /*CameraCharacteristics cameraCharacteristics = cm.getCameraCharacteristics(cameraId);


            StreamConfigurationMap map = cameraCharacteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);


            Size[] outputSizes = map.getOutputSizes(SurfaceTexture.class);


            Arrays.sort(outputSizes, new Comparator<Size>() {


                @Override


                public int compare(Size lhs, Size rhs) {


                    return Integer.compare(rhs.getWidth(), lhs.getWidth());


                }


            });


            System.out.println(outputSizes);*/


            cm.openCamera(cameraId,mDeviceStateCallback,null);


        }catch (Exception e){


            e.printStackTrace();


@@ -128,11 +144,11 @@


                surfaceTexture.setDefaultBufferSize(1920, 1080);


                previewSurface = new Surface(surfaceTexture);




                try {


                /*try {


                    createPreviewSession();


                }catch (Exception e){


                    e.printStackTrace();


                }


                }*/


            }




            @Override


@@ -152,7 +168,7 @@


                @Override


                public void onConfigured(@NonNull CameraCaptureSession session) {


                    mCaptureSession = session;


                    startPreview(mCameraDevice);


//                    startPreview(mCameraDevice);


                }




                @Override


@@ -227,6 +243,7 @@


    }




    public void createRecorderSession(){


//        mImageReader = ImageReader.newInstance(1920, 1080, ImageFormat.JPEG, 1);


        mImageReader = ImageReader.newInstance(1920, 1080, ImageFormat.JPEG, 1);


        surfaceForStream = mImageReader.getSurface();


        mImageReader.setOnImageAvailableListener(mImageReaderListener, null);


@@ -247,7 +264,8 @@


                public void onConfigured(@NonNull CameraCaptureSession session) {


                    mCaptureSession = session;


                    try {


                        recordRequest = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);


//                        recordRequest = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);


                        recordRequest = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);




//                        recordRequest.addTarget(previewSurface);


                        recordRequest.addTarget(mImageReader.getSurface());


@@ -274,53 +292,32 @@


    }




    private ImageReader.OnImageAvailableListener mImageReaderListener = reader -> {


        /*long now = System.currentTimeMillis();


        SharedPreferences camera2Time = mContext.getSharedPreferences("camera2Time", Context.MODE_PRIVATE);


        long lastTime = camera2Time.getLong("time", 0);


        if (lastTime == 0 || now-lastTime > 1000) {


            //这里只是演示test


            llUpText.setVisibility(View.VISIBLE);


            tvDevice.setText("这是测试的动态赋值");


            camera2Time.edit().putLong("time", now).apply();




        try {


            SharedPreferences camera2Time = mContext.getSharedPreferences("camera2Time", Context.MODE_PRIVATE);


            long lastTime = camera2Time.getLong("time", 0);


            // 获取到拍照的图像数据


            Image image = reader.acquireNextImage();


            long now = image.getTimestamp();


            long gap = (now - lastTime) / 1000000000;


            if (lastTime == 0 || gap > 3) {


                camera2Time.edit().putLong("time", now).apply();


                //这里只是演示test


           /* llUpText.setVisibility(View.VISIBLE);


            tvDevice.setText("这是测试的动态赋值");*/


                // 获取图片的字节数组


                ByteBuffer buffer = image.getPlanes()[0].getBuffer();


                byte[] data = new byte[buffer.remaining()];


                buffer.get(data);


                // 释放图像资源


                image.close();




            // 获取图片的字节数组


            ByteBuffer buffer = image.getPlanes()[0].getBuffer();


            byte[] data = new byte[buffer.remaining()];


            buffer.get(data);


            // 释放图像资源


            image.close();




            // 保存图片到相册


            saveImageToGallery(data);


        }else{


            // 获取到拍照的图像数据


            Image image = reader.acquireNextImage();


            image.close();


        }*/


        SharedPreferences camera2Time = mContext.getSharedPreferences("camera2Time", Context.MODE_PRIVATE);


        long lastTime = camera2Time.getLong("time", 0);


        // 获取到拍照的图像数据


        Image image = reader.acquireNextImage();


        long now = image.getTimestamp()/1000000000;


        if (lastTime == 0  || now-lastTime > 5) {


            camera2Time.edit().putLong("time", now).apply();


            //这里只是演示test


            llUpText.setVisibility(View.VISIBLE);


            tvDevice.setText("这是测试的动态赋值");


            // 获取图片的字节数组


            ByteBuffer buffer = image.getPlanes()[0].getBuffer();


            byte[] data = new byte[buffer.remaining()];


            buffer.get(data);


            // 释放图像资源


            image.close();




            // 保存图片到相册


            saveImageToGallery(data);


        }else{


            image.close();


                // 保存图片到相册


                saveImageToGallery(data);


            } else {


                image.close();


            }


        }catch (Exception e){


            e.printStackTrace();


        }




    };