无人机java后台代码
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rain
2024-08-21 e945a560b26437d610754cea5abfd992cd63fd7b 
 src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java


@@ -3,40 +3,39 @@


import com.alibaba.fastjson.JSON;


import com.alibaba.fastjson.JSONObject;


import com.baomidou.dynamic.datasource.annotation.DS;


import com.dji.sample.media.model.MediaFileEntity;


import com.dji.sample.media.dao.IMarkMapper;


import com.dji.sample.media.model.*;


import com.dji.sample.media.service.IFileService;


import com.dji.sample.media.util.ImgUtil;


import com.dji.sample.patches.config.pojo.PatchesConfigPojo;


import com.dji.sample.patches.model.entity.LotInfo;


import com.dji.sample.territory.dao.ITbFjMapper;


import com.dji.sample.territory.model.entity.TbFjEntity;


import com.dji.sample.territory.pojo.TerritoryConfigPojo;


import com.dji.sample.territory.service.ITbFJService;


import com.dji.sample.territory.utils.*;


import org.bouncycastle.crypto.params.ECPrivateKeyParameters;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.stereotype.Service;


import org.springframework.transaction.annotation.Transactional;




import javax.imageio.ImageIO;


import javax.xml.crypto.Data;


import java.awt.image.BufferedImage;


import java.io.*;


import java.math.BigDecimal;


import java.math.RoundingMode;


import java.net.HttpURLConnection;


import java.net.URL;


import java.text.SimpleDateFormat;


import java.nio.file.Files;


import java.time.Instant;


import java.time.LocalDateTime;


import java.time.ZoneId;


import java.time.format.DateTimeFormatter;


import java.util.ArrayList;


import java.util.Date;


import java.util.List;


import java.util.UUID;




import static com.dji.sample.territory.utils.CoordinateSystemUtil.*;


import static com.dji.sample.territory.utils.SM2SignUtil.getSM2PrivateKey;


import static com.dji.sample.territory.utils.SM2SignUtil.signWithSM2;


import static com.dji.sample.media.service.impl.FileServiceImpl.uploadFile;


import static com.dji.sample.territory.utils.SM3.sm3;




@Service


@DS("sqlite-ret")


@@ -45,7 +44,14 @@


    private ITbFjMapper tbFjMapper;


    @Autowired


    private PatchesConfigPojo patchesConfigPojo;




    @Autowired


    private TerritoryConfigPojo territoryConfigPojo;


    @Autowired


    private MinioPojo pojo;


    @Autowired


    private IFileService fileService;


    @Autowired


    private WaterMarkUtil waterMarkUtil;


    /**


     * 按照地块编号所对应的信息和音视频文件存入sqlite数据库


     *


@@ -69,11 +75,10 @@


        return count;


    }




    public void insertOneData(MediaFileEntity mediaFile, LotInfo lotInfo) throws Exception {


    public int insertOneData(MediaFileEntity mediaFile, LotInfo lotInfo) throws Exception {


        TbFjEntity tbFj = dbConvertToEntity(mediaFile, lotInfo);


        if (tbFj.getFjysgd() == 3000) {


            tbFjMapper.insert(tbFj);


        }


        return 0;


    }




    @Override


@@ -101,6 +106,9 @@


        JSONObject shootPosition = jsonObject.getJSONObject("shootPosition");


        Double lat = shootPosition.getDouble("lat");


        Double lng = shootPosition.getDouble("lng");


        PositionDTO position=new PositionDTO();


        position.setLat(lat);


        position.setLng(lng);


//        double[] coordinates = extractCoordinates(pointWGStoCGCS(lng, lat));


//        double x = Double.parseDouble(((formatCoordinate(coordinates[1]))));


//        double y = Double.parseDouble(((formatCoordinate(coordinates[0]))));


@@ -119,12 +127,11 @@


        String head = "http://dev.jxpskj.com:9000/cloud-bucket";


        String url = head + key;


        File file = downloadFile(url);


//        JSONObject jsonObjects = JSONObject.parseObject(ImgUtil.getInfo(file));


        JSONObject jsons = (JSONObject) (ImgUtil.getInfo(file));


        String str = jsons.toJSONString();


        String newstr = str.replace("+", "");


        JSONObject json = JSON.parseObject(newstr);


        Double pitch = json.getDouble("GimbalPitchDegree");


        double pitch = json.getDouble("GimbalPitchDegree");


        String focal = json.getString("FocalLength");


        String numberPart = focal.replaceAll("[^\\d]", "");


        int psjj = Integer.parseInt(numberPart);


@@ -136,15 +143,17 @@


        //对应图片和视频文件进行不同处理


        boolean endsWith = key.endsWith(".mp4");


        if (!endsWith) {


            file1 = WaterMarkUtil.addWatermark(file, sj, lat, lng, gimbalYawDegree);


            fjhxz = String.valueOf(SM3HashExample.HaXi(new File(file1.toURI())));


            file1 = WaterMarkUtil.addWatermark(file, sj, lat, lng, gimbalYawDegree,lotInfo.getType());


            byte[] bytesArray = Files.readAllBytes(file1.toPath());


            fjhxz= sm3(bytesArray);


            FJ = fileToByteArray(file1);


//            fileService.saveMarkFile(lotInfo.getWorkspaceId(),mediaFile,file1);


        } else {


            file1 = VideoZipUtil.compressVideo(file, 800000, 128000, 1280, 720);


            FJ = fileToByteArray(file1);


        }


        String hxz = HashUtil.calculateHash((fjhxz + "," + pssj + "," + lng + "," + lat + "," + gimbalYawDegree + "," + psjd + "," + pshgj + "," + psry + "," + zsdm).getBytes());


        String jym=SM2SignExamples.jym(hxz);


        StringBuffer buffer=SM3.addStringBuffer(fjhxz,pssj,truncateToSevenDecimalPlaces(lng),truncateToSevenDecimalPlaces(lat),(int)pitch,(int)psjd,pshgj,psry,zsdm);


        String jyms= SM3.addJym(buffer);


        TbFjEntity.TbFjEntityBuilder builder = TbFjEntity.builder();


        if (lotInfo != null) {


            builder.bsm(bsm)


@@ -166,7 +175,7 @@


                    .pshgj(pshgj)


                    .zsdm(zsdm)


                    .psry(psry)


                    .jym(jym)


                    .jym(jyms)


                    .url(url)


                    .pstz(pstz)


                    .fjyskd(width)


@@ -176,29 +185,36 @@


//        else {


////            throw new IllegalArgumentException("未匹配到相关地块");


//        }


        file.delete();


        return builder.build();


    }




    /**


     * 将音视频文件转换成字节流


     * 文件下载


     *


     * @param fileUrl


     * @return


     */


    public static File downloadFile(String fileUrl) {


        File downloadedFile = null;




        try {


            URL url = new URL(fileUrl);


            HttpURLConnection connection = (HttpURLConnection) url.openConnection();


            connection.setRequestMethod("GET");


            downloadedFile = new File(File.createTempFile("temp", ".jpeg").toURI());


            InputStream inputStream = connection.getInputStream();


            OutputStream outputStream = new FileOutputStream(downloadedFile);


            byte[] buffer = new byte[1024];


            int bytesRead;


            while ((bytesRead = inputStream.read(buffer)) != -1) {


                outputStream.write(buffer, 0, bytesRead);




            // 创建临时文件


            File tempFile = File.createTempFile("temp", ".jpeg");


            downloadedFile = tempFile;




            // 使用 try-with-resources 确保流被关闭


            try (InputStream inputStream = connection.getInputStream();


                 OutputStream outputStream = new FileOutputStream(downloadedFile)) {


                byte[] buffer = new byte[1024];


                int bytesRead;


                while ((bytesRead = inputStream.read(buffer)) != -1) {


                    outputStream.write(buffer, 0, bytesRead);


                }


            }


        } catch (IOException e) {


            e.printStackTrace();


@@ -221,7 +237,6 @@


        fis.close();


        return data;


    }




    public static String convertTimestampToDateTime(long timestamp) {


        // 将时间戳转换为 Instant 对象


        Instant instant = Instant.ofEpochMilli(timestamp);


@@ -235,6 +250,7 @@


    }




    public static Double truncateToTwoDecimalPlaces(Double value) {


        //小数点只保留两位


        if (value == null) {


            return null;  // 处理null值情况


        }


@@ -243,16 +259,12 @@


    }




    public static Double truncateToSevenDecimalPlaces(Double value) {


        //小数点只保留七位


        if (value == null) {


            return null;  // 处理null值情况


        }


        BigDecimal bd = new BigDecimal(value).setScale(7, RoundingMode.DOWN);


        return bd.doubleValue();




    }




    public static void main(String[] args) {


        String s= String.valueOf(SM3HashExample.HaXi(new File("src/main/resources/FJ_10.jpeg")));


        System.out.println(s);


    }


}