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以下内容为反编译后的 CaptureActivity.java 源代码，内容仅作参考

package com.chinatelecom.pim.activity.zxing;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.os.Vibrator;
import android.support.v4.view.ViewCompat;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import com.chinatelecom.pim.R;
import com.chinatelecom.pim.activity.setting.WebViewActivity;
import com.chinatelecom.pim.activity.setting.nfc.NfcReadDetailActivity;
import com.chinatelecom.pim.activity.zxing.decoding.CaptureActivityHandler;
import com.chinatelecom.pim.activity.zxing.decoding.InactivityTimer;
import com.chinatelecom.pim.activity.zxing.decoding.RGBLuminanceSource;
import com.chinatelecom.pim.activity.zxing.decoding.Utils;
import com.chinatelecom.pim.core.CoreManagerFactory;
import com.chinatelecom.pim.core.IConstant;
import com.chinatelecom.pim.core.manager.MediaFileManager;
import com.chinatelecom.pim.core.manager.VcardManager;
import com.chinatelecom.pim.foundation.lang.log.Log;
import com.chinatelecom.pim.foundation.lang.model.contact.Contact;
import com.chinatelecom.pim.foundation.lang.utils.StringUtils;
import com.chinatelecom.pim.foundation.lang.utils.ToastTool;
import com.chinatelecom.pim.ui.view.HeaderView;
import com.chinatelecom.pim.ui.zxing.CameraManager;
import com.chinatelecom.pim.ui.zxing.ViewfinderView;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.ChecksumException;
import com.google.zxing.DecodeHintType;
import com.google.zxing.FormatException;
import com.google.zxing.NotFoundException;
import com.google.zxing.Result;
import com.google.zxing.common.HybridBinarizer;
import com.google.zxing.qrcode.QRCodeReader;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.util.Hashtable;
import java.util.Vector;

public class CaptureActivity extends Activity implements SurfaceHolder.Callback {
    public static final int AutoExpoRequest = 888;
    private static final float BEEP_VOLUME = 0.1f;
    private static final long VIBRATE_DURATION = 200;
    public static boolean hasShowFailed = false;
    public static boolean hasShowLogin = false;
    private Vector<BarcodeFormat> decodeFormats;
    private CaptureActivityHandler handler;
    private boolean hasSurface;
    private ImageView img_left_header_back;
    private InactivityTimer inactivityTimer;
    private MediaPlayer mediaPlayer;
    private String photo_path;
    private boolean playBeep;
    private String tagId;
    private TextView tv_header_title;
    private boolean vibrate;
    private ViewfinderView viewfinderView;
    private String characterSet = "UTF-8";
    private MediaFileManager mediaFileManager = CoreManagerFactory.getInstance().getMediaFileManager();
    private Log logger = Log.build(CaptureActivity.class);
    private final MediaPlayer.OnCompletionListener beepListener = new MediaPlayer.OnCompletionListener() {
        @Override
        public void onCompletion(MediaPlayer mediaPlayer) {
            mediaPlayer.seekTo(0);
        }
    };

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(1);
        setContentView(R.layout.qr_code_scan);
        CameraManager.init(getApplication());
        initWiget();
        this.hasSurface = false;
        this.inactivityTimer = new InactivityTimer(this);
    }

    private void initWiget() {
        this.viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
        HeaderView headerView = (HeaderView) findViewById(R.id.header_view);
        headerView.getLayout().getBackground().setAlpha(255);
        headerView.setMiddleView("扫二维码");
        headerView.setRightNextView("相册");
        setupListener(headerView);
    }

    private void setupListener(HeaderView headerView) {
        headerView.getLeftView().setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                CaptureActivity.this.finish();
            }
        });
        headerView.getRightNextTextView().setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                CaptureActivity.this.logger.debug("rightnextview on click.................");
                Intent innerIntent = new Intent();
                if (Build.VERSION.SDK_INT < 19) {
                    innerIntent.setAction("android.intent.action.GET_CONTENT");
                } else {
                    innerIntent.setAction("android.intent.action.OPEN_DOCUMENT");
                }
                innerIntent.setType("image/*");
                Intent wrapperIntent = Intent.createChooser(innerIntent, "选择二维码图片");
                CaptureActivity.this.startActivityForResult(wrapperIntent, 1);
            }
        });
    }

    @Override
    protected void onResume() {
        super.onResume();
        SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
        SurfaceHolder surfaceHolder = surfaceView.getHolder();
        if (this.hasSurface) {
            initCamera(surfaceHolder);
        } else {
            surfaceHolder.addCallback(this);
            surfaceHolder.setType(3);
        }
        this.decodeFormats = null;
        this.playBeep = true;
        AudioManager audioService = (AudioManager) getSystemService("audio");
        if (audioService.getRingerMode() != 2) {
            this.playBeep = false;
        }
        initBeepSound();
        this.vibrate = true;
        hasShowFailed = false;
        hasShowLogin = false;
    }

    @Override
    protected void onPause() {
        super.onPause();
        if (this.handler != null) {
            this.handler.quitSynchronously();
            this.handler = null;
        }
        CameraManager.get().closeDriver();
    }

    @Override
    public void onDestroy() {
        this.inactivityTimer.shutdown();
        super.onDestroy();
    }

    public void handleDecode(Result result, Bitmap barcode) {
        this.inactivityTimer.onActivity();
        playBeepSoundAndVibrate();
        String resultString = result.getText();
        if (resultString.contains("http://pim.189.cn/") || resultString.contains("http://219.143.33.51:8002/")) {
            Intent intent = new Intent(this, (Class<?>) WebViewActivity.class);
            intent.putExtra(IConstant.Intent.NO_SET_TIME_TICK, true);
            intent.putExtra(IConstant.Intent.INTENT_WEB_URL, resultString);
            intent.putExtra(IConstant.Intent.INTENT_WEB_TITLE, "云名片");
            startActivity(intent);
        } else {
            gotoReadNameCard(resultString);
        }
        System.out.println("handleDecode resultString ======" + resultString);
        finish();
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        switch (requestCode) {
            case 1:
                String[] proj = {"_data"};
                if (data != null && data.getData() != null) {
                    Cursor cursor = getContentResolver().query(data.getData(), proj, null, null, null);
                    if (cursor != null && cursor.moveToFirst()) {
                        int column_index = cursor.getColumnIndexOrThrow("_data");
                        this.photo_path = cursor.getString(column_index);
                        this.logger.debug("photo_path:%s", this.photo_path);
                    }
                    if (this.photo_path == null) {
                        this.photo_path = Utils.getPath(getApplicationContext(), data.getData());
                    }
                    if (this.photo_path != null) {
                        parseImg(this.photo_path);
                        return;
                    }
                    return;
                }
                return;
            default:
                return;
        }
    }

    protected Result scanningImage(String path) {
        if (StringUtils.isEmpty(path)) {
            return null;
        }
        Hashtable<DecodeHintType, String> hints = new Hashtable<>();
        hints.put(DecodeHintType.CHARACTER_SET, "utf-8");
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inJustDecodeBounds = true;
        BitmapFactory.decodeFile(path, options);
        options.inJustDecodeBounds = false;
        int sampleSize = (int) (options.outHeight / 200.0f);
        if (sampleSize <= 0) {
            sampleSize = 1;
        }
        options.inSampleSize = sampleSize;
        Bitmap scanBitmap = BitmapFactory.decodeFile(path, options);
        RGBLuminanceSource source = new RGBLuminanceSource(scanBitmap);
        BinaryBitmap bitmap1 = new BinaryBitmap(new HybridBinarizer(source));
        QRCodeReader reader = new QRCodeReader();
        try {
            return reader.decode(bitmap1, hints);
        } catch (ChecksumException e) {
            e.printStackTrace();
            return null;
        } catch (FormatException e2) {
            e2.printStackTrace();
            return null;
        } catch (NotFoundException e3) {
            e3.printStackTrace();
            return null;
        }
    }

    public byte[] rgb2YUV(Bitmap bitmap) {
        int width = bitmap.getWidth();
        int height = bitmap.getHeight();
        int[] pixels = new int[width * height];
        bitmap.getPixels(pixels, 0, width, 0, 0, width, height);
        int len = width * height;
        byte[] yuv = new byte[(len * 3) / 2];
        for (int i = 0; i < height; i++) {
            for (int j = 0; j < width; j++) {
                int rgb = pixels[(i * width) + j] & ViewCompat.MEASURED_SIZE_MASK;
                int r = rgb & 255;
                int g = (rgb >> 8) & 255;
                int b = (rgb >> 16) & 255;
                int y = (((((r * 66) + (g * 129)) + (b * 25)) + 128) >> 8) + 16;
                int u = (((((r * (-38)) - (g * 74)) + (b * 112)) + 128) >> 8) + 128;
                int v = (((((r * 112) - (g * 94)) - (b * 18)) + 128) >> 8) + 128;
                if (y < 16) {
                    y = 16;
                } else if (y > 255) {
                    y = 255;
                }
                if (u >= 0 && u > 255) {
                }
                if (v > 255) {
                }
                yuv[(i * width) + j] = (byte) y;
            }
        }
        return yuv;
    }

    public String recode(String str) {
        this.logger.debug("recode str:%s", str);
        try {
            boolean ISO = Charset.forName("ISO-8859-1").newEncoder().canEncode(str);
            if (ISO) {
                String formart = new String(str.getBytes("ISO-8859-1"), com.google.zxing.common.StringUtils.GB2312);
                return formart;
            }
            return str;
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
            return "";
        }
    }

    private void parseImg(final String photo_path) {
        this.logger.debug("photo_path1:%s", photo_path);
        ToastTool.getToast(this).showMessage("正在解析图片中...");
        new Thread(new Runnable() {
            @Override
            public void run() {
                CaptureActivity.this.logger.debug("photo_path2:%s", photo_path);
                Result result = CaptureActivity.this.scanningImage(photo_path);
                CaptureActivity.this.logger.debug("result:%s", result);
                if (result != null) {
                    String recode = CaptureActivity.this.recode(result.toString());
                    CaptureActivity.this.gotoReadNameCard(recode);
                } else {
                    Looper.prepare();
                    Toast.makeText(CaptureActivity.this.getApplicationContext(), "图片格式有误", 0).show();
                    Looper.loop();
                }
            }
        }).start();
    }

    public void gotoReadNameCard(final String recode) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                VcardManager vcardManager = CoreManagerFactory.getInstance().getVcardManager();
                Contact contact = vcardManager.generateContact(recode);
                if (contact != null && StringUtils.isNotBlank(contact.getDisplayName())) {
                    ToastTool.getToast(CaptureActivity.this).showMessage("名片解析成功！");
                    Intent intent = new Intent(CaptureActivity.this, (Class<?>) NfcReadDetailActivity.class);
                    intent.putExtra(IConstant.Params.CONTACT, contact);
                    CaptureActivity.this.startActivity(intent);
                    CaptureActivity.this.finish();
                    return;
                }
                ToastTool.getToast(CaptureActivity.this).showMessage("名片解析失败！");
            }
        });
    }

    private void initCamera(SurfaceHolder surfaceHolder) {
        try {
            CameraManager.get().openDriver(surfaceHolder);
            if (this.handler == null) {
                this.handler = new CaptureActivityHandler(this, this.decodeFormats, this.characterSet);
            }
        } catch (IOException e) {
        } catch (RuntimeException e2) {
        }
    }

    @Override
    public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
    }

    @Override
    public void surfaceCreated(SurfaceHolder holder) {
        if (!this.hasSurface) {
            this.hasSurface = true;
            initCamera(holder);
        }
    }

    @Override
    public void surfaceDestroyed(SurfaceHolder holder) {
        this.hasSurface = false;
    }

    public ViewfinderView getViewfinderView() {
        return this.viewfinderView;
    }

    public Handler getHandler() {
        return this.handler;
    }

    public void drawViewfinder() {
        this.viewfinderView.drawViewfinder();
    }

    private void initBeepSound() {
    }

    private void playBeepSoundAndVibrate() {
        if (this.playBeep && this.mediaPlayer != null) {
            this.mediaPlayer.start();
        }
        if (this.vibrate) {
            Vibrator vibrator = (Vibrator) getSystemService("vibrator");
            vibrator.vibrate(VIBRATE_DURATION);
        }
    }
}