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2024-06-14 8d9a2d656e4ae007590c622e5f7c228adacdca49 
 src/main/java/com/dji/sample/territory/service/impl/TbFjServiceImpl.java


@@ -10,10 +10,10 @@


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


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


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


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


import com.dji.sample.territory.utils.Sm3Util;


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


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


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


import com.dji.sample.territory.utils.jym.SM2SignVO;


import com.dji.sample.territory.utils.jym.SM2SignVerUtils;


import com.dji.sample.territory.utils.jym.Util;


import org.bouncycastle.crypto.params.ECPrivateKeyParameters;


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


import org.springframework.stereotype.Service;


@@ -27,6 +27,8 @@


import java.math.RoundingMode;


import java.net.HttpURLConnection;


import java.net.URL;


import java.nio.charset.StandardCharsets;


import java.nio.file.Files;


import java.text.SimpleDateFormat;


import java.time.Instant;


import java.time.LocalDateTime;


@@ -40,6 +42,8 @@


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.territory.utils.SM3.addJym;


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




@Service


@DS("sqlite-ret")


@@ -122,35 +126,32 @@


        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);


        json.getString("GimbalYawDegree");


        String fjhxz = HashUtil.SM3Hash(file);


        BufferedImage image = ImageIO.read(file);


        int width = image.getWidth();


        int height = image.getHeight();


        String fjhxz = null;


        //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);


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


            fjhxz= sm3(bytesArray);


            FJ = fileToByteArray(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());


        byte[] hash = hxz.getBytes(); // 注意：使用SM3或其他哈希算法来计算数据的哈希值


        // 加载私钥


        ECPrivateKeyParameters sm2PrivateKey = getSM2PrivateKey();


        // 使用SM2私钥对哈希值进行签名


        String signatureHex = signWithSM2(hash, sm2PrivateKey);


        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)


@@ -172,7 +173,7 @@


                    .pshgj(pshgj)


                    .zsdm(zsdm)


                    .psry(psry)


                    .jym(signatureHex)


                    .jym(jyms)


                    .url(url)


                    .pstz(pstz)


                    .fjyskd(width)


@@ -255,10 +256,5 @@


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


        return bd.doubleValue();




    }




    public static void main(String[] args) {


        System.out.println(truncateToSevenDecimalPlaces(152.00666565));


        System.out.println(truncateToTwoDecimalPlaces(12.006));


    }


}