有一個類似的問題,但我沒有找到解決方案。我正在使用Android Studio,並且此錯誤發生在所有手機上。Android Studio - (zxing)W/CameraBase:連接到相機時發生錯誤:0
我有一個應用程序正在使用相機掃描qrcode。 應用程序是這樣工作的,首先當我打開應用程序相機工作順利,它是掃描qrcode當它掃描qrcode我看到結果另一個活動後,此點有一個按鈕掃描另一個qrcode這個按鈕去預覽活動在這一點相機看起來是黑色的。
完整註銷是;
02-12 11:23:11.387 25722-25722/? E/Zygote: MountEmulatedStorage()
02-12 11:23:11.387 25722-25722/? E/Zygote: v2
02-12 11:23:11.387 25722-25722/? I/libpersona: KNOX_SDCARD checking this for 10459
02-12 11:23:11.387 25722-25722/? I/libpersona: KNOX_SDCARD not a persona
02-12 11:23:11.412 25722-25722/? I/SELinux: Function: selinux_compare_spd_ram, SPD-policy is existed. and_ver=SEPF_SM-N9000Q_5.0 ver=27
02-12 11:23:11.412 25722-25722/? I/SELinux: Function: selinux_compare_spd_ram , priority [1] , priority version is VE=SEPF_SM-N9000Q_5.0_0027
02-12 11:23:11.417 25722-25722/? E/SELinux: [DEBUG] get_category: variable seinfo: default sensitivity: NULL, cateogry: NULL
02-12 11:23:11.417 25722-25722/? I/art: Late-enabling -Xcheck:jni
02-12 11:23:11.452 25722-25722/? D/TimaKeyStoreProvider: TimaSignature is unavailable
02-12 11:23:11.452 25722-25722/? D/ActivityThread: Added TimaKeyStore provider
02-12 11:23:11.497 25722-25722/com.molekul.cografiisaretler D/ResourcesManager: creating new AssetManager and set to /data/app/com.molekul.cografiisaretler-1/base.apk
02-12 11:23:11.697 25722-25722/com.molekul.cografiisaretler V/BitmapFactory: DecodeImagePath(decodeResourceStream3) : res/drawable-xxhdpi-v4/abc_ic_ab_back_mtrl_am_alpha.png
02-12 11:23:11.717 25722-25722/com.molekul.cografiisaretler E/onCreate: onCreate
02-12 11:23:11.732 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call secproduct feature valuefalse
02-12 11:23:11.732 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call debug elastic valuetrue
02-12 11:23:11.787 25722-25798/com.molekul.cografiisaretler D/OpenGLRenderer: Render dirty regions requested: true
02-12 11:23:11.792 25722-25722/com.molekul.cografiisaretler D/Atlas: Validating map...
02-12 11:23:11.827 25722-25798/com.molekul.cografiisaretler I/OpenGLRenderer: Initialized EGL, version 1.4
02-12 11:23:11.837 25722-25798/com.molekul.cografiisaretler I/OpenGLRenderer: HWUI protection enabled for context , &this =0xaeb22088 ,&mEglDisplay = 1 , &mEglConfig = -1363909708
02-12 11:23:11.857 25722-25798/com.molekul.cografiisaretler D/OpenGLRenderer: Enabling debug mode 0
02-12 11:23:12.572 25722-25722/com.molekul.cografiisaretler I/Choreographer: Skipped 45 frames! The application may be doing too much work on its main thread.
02-12 11:23:13.137 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_idle id: [email protected] time:14318576
02-12 11:23:16.747 25722-25722/com.molekul.cografiisaretler W/CameraBase: An error occurred while connecting to camera: 0
02-12 11:23:16.897 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_idle id: [email protected] time:14322338
02-12 11:23:25.507 25722-25722/com.molekul.cografiisaretler E/SONUC: 18838813
02-12 11:23:25.507 25722-25722/com.molekul.cografiisaretler E/SONUC: UPC_E
02-12 11:23:25.507 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_launch_request id:com.molekul.cografiisaretler time:14330949
02-12 11:23:25.547 25722-25722/com.molekul.cografiisaretler V/BitmapFactory: DecodeImagePath(decodeResourceStream3) : res/drawable-xxhdpi-v4/abc_ic_ab_back_mtrl_am_alpha.png
02-12 11:23:25.552 25722-25722/com.molekul.cografiisaretler E/onCreate: onCreate
02-12 11:23:25.577 25722-25722/com.molekul.cografiisaretler V/BitmapFactory: DecodeImagePath(decodeResourceStream3) : res/drawable/cross64.png
02-12 11:23:25.582 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call secproduct feature valuefalse
02-12 11:23:25.582 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call debug elastic valuetrue
02-12 11:23:25.592 25722-25722/com.molekul.cografiisaretler W/CameraBase: An error occurred while connecting to camera: 0
02-12 11:23:26.077 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_idle id: [email protected] time:14331515
02-12 11:23:26.087 25722-25722/com.molekul.cografiisaretler V/ActivityThread: updateVisibility : ActivityRecord{2d9f8043 [email protected] {com.molekul.cografiisaretler/com.molekul.cografiisaretler.MainActivity}} show : false
02-12 11:23:26.632 25722-25722/com.molekul.cografiisaretler D/ViewRootImpl: ViewPostImeInputStage ACTION_DOWN
02-12 11:23:26.797 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_launch_request id:com.molekul.cografiisaretler time:14332236
02-12 11:23:26.827 25722-25722/com.molekul.cografiisaretler E/onCreate: onCreate
02-12 11:23:26.827 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call secproduct feature valuefalse
02-12 11:23:26.827 25722-25722/com.molekul.cografiisaretler D/Activity: performCreate Call debug elastic valuetrue
02-12 11:23:26.832 25722-25722/com.molekul.cografiisaretler W/CameraBase: An error occurred while connecting to camera: 0
02-12 11:23:26.962 25722-25798/com.molekul.cografiisaretler D/OpenGLRenderer: endAllStagingAnimators on 0x9c50ce00 (RippleDrawable) with handle 0xaeb17430
02-12 11:23:27.002 25722-25722/com.molekul.cografiisaretler I/Timeline: Timeline: Activity_idle id: [email protected] time:14332441
02-12 11:23:27.387 25722-25722/com.molekul.cografiisaretler V/ActivityThread: updateVisibility : ActivityRecord{163c736d [email protected] {com.molekul.cografiisaretler/com.molekul.cografiisaretler.informationActivity}} show : false
主要活動;
public class MainActivity extends AppCompatActivity implements ZXingScannerView.ResultHandler{
private ZXingScannerView mScannerView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Log.e("onCreate", "onCreate");
mScannerView = new ZXingScannerView(this);
setContentView(mScannerView);
}
@Override
public void onResume() {
super.onResume();
mScannerView.setResultHandler(this);
mScannerView.startCamera();
}
@Override
public void handleResult(Result rawResult) {
Log.e("SONUC", rawResult.getText());
Log.e("SONUC", rawResult.getBarcodeFormat().toString());
Intent intent = new Intent(MainActivity.this, informationActivity.class);
startActivity(intent);
}
}
信息活動;
public class informationActivity extends MainActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_information);
}
public void yenidenTara(View view){
Intent intent = new Intent(informationActivity.this, MainActivity.class);
startActivity(intent);
}
}
哪裏是打開/關閉「攝像頭」的代碼? – Shark
你能不能請份額清單文件 – Ajinkya
我共享清單文件@Ajinkya –