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Я пытаюсь захватить видео, используя вид поверхности, он работает хорошо, но когда я тестирую устройство Samsung, приложение падает, когда я ошибаюсь? Любая помощь приветствуется !!!Crash app при захвате видео в samsung
Вот мой журнал ошибок
E/AndroidRuntime: FATAL EXCEPTION: main
java.lang.RuntimeException: Fail to connect to camera service
at android.hardware.Camera.native_setup(Native Method)
at android.hardware.Camera.<init>(Camera.java:413)
at android.hardware.Camera.open(Camera.java:366)
at com.example.android.videorecordthumbnaildemo.MainActivity.initRecorder(MainActivity.java:76)
at com.example.android.videorecordthumbnaildemo.MainActivity.surfaceCreated(MainActivity.java:125)
at android.view.SurfaceView.updateWindow(SurfaceView.java:610)
at android.view.SurfaceView.access$000(SurfaceView.java:93)
at android.view.SurfaceView$3.onPreDraw(SurfaceView.java:182)
at android.view.ViewTreeObserver.dispatchOnPreDraw(ViewTreeObserver.java:864)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2142)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1249)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6364)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:791)
at android.view.Choreographer.doCallbacks(Choreographer.java:591)
at android.view.Choreographer.doFrame(Choreographer.java:561)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:777)
at android.os.Handler.handleCallback(Handler.java:730)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:176)
at android.app.ActivityThread.main(ActivityThread.java:5419)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:525)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1046)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:862)
at dalvik.system.NativeStart.main(Native Method
MainACtivity.java
class MainActivity extends Activity implements SurfaceHolder.Callback {
// private final String VIDEO_PATH_NAME = "/mnt/sdcard/VGA_30fps_512vbrate.mp4";
private final String VIDEO_PATH_NAME = "/mnt/sdcard/VGA_30fps_512vbrate.mp4";
// private final String VIDEO_PATH_NAME = Environment.getExternalStorageState() + "/VGA_30fps_512vbrate.mp4";
private MediaRecorder mMediaRecorder;
private Camera mCamera = null;
private SurfaceView mSurfaceView;
private SurfaceHolder mHolder;
private View mToggleButton;
private boolean mInitSuccesful;
private Button btnPlayVideo;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
mSurfaceView = (SurfaceView) findViewById(R.id.surfaceView);
mHolder = mSurfaceView.getHolder();
mHolder.addCallback(this);
mHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
mToggleButton = (ToggleButton) findViewById(R.id.toggleRecordingButton);
mToggleButton.setOnClickListener(new View.OnClickListener() {
@Override
// toggle video recording
public void onClick(View v) {
if (((ToggleButton) v).isChecked()) {
try {
mMediaRecorder.start();
Thread.sleep(10 * 1000);
} catch (Exception e) {
e.printStackTrace();
}
finish();
} else {
mMediaRecorder.stop();
mMediaRecorder.reset();
try {
initRecorder(mHolder.getSurface());
} catch (IOException e) {
e.printStackTrace();
}
}
}
});
}
/* Init the MediaRecorder, the order the methods are called is vital to
* its correct functioning */
private void initRecorder(Surface surface) throws IOException {
// It is very important to unlock the camera before doing setCamera
// or it will results in a black preview
if (mCamera == null) {
try {
mCamera = Camera.open(Camera.CameraInfo.CAMERA_FACING_BACK);
mCamera.setDisplayOrientation(90);
mCamera.unlock();
} catch (IllegalStateException e) {
// This is thrown if the previous calls are not called with the
// proper order
e.printStackTrace();
}
}
if (mMediaRecorder == null) mMediaRecorder = new MediaRecorder();
mMediaRecorder.setPreviewDisplay(surface);
mMediaRecorder.setCamera(mCamera);
mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.DEFAULT);
// mMediaRecorder.setOutputFormat(8);
mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264);
mMediaRecorder.setVideoEncodingBitRate(3000000);
mMediaRecorder.setOrientationHint(90);
mMediaRecorder.setVideoFrameRate(CamcorderProfile.QUALITY_HIGH_SPEED_LOW);
// mMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
// mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
mMediaRecorder.setVideoFrameRate(24);
mMediaRecorder.setVideoSize(720, 480);
mMediaRecorder.setOutputFile(VIDEO_PATH_NAME);
try {
mMediaRecorder.prepare();
} catch (IllegalStateException e) {
// This is thrown if the previous calls are not called with the
// proper order
e.printStackTrace();
}
mInitSuccesful = true;
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
try {
if (!mInitSuccesful)
initRecorder(mHolder.getSurface());
} catch (IOException e) {
e.printStackTrace();
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
shutdown();
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
}
private void shutdown() {
// Release MediaRecorder and especially the Camera as it's a shared
// object that can be used by other applications
mMediaRecorder.reset();
mMediaRecorder.release();
mCamera.release();
// once the objects have been released they can't be reused
mMediaRecorder = null;
mCamera = null;
mCamera.stopPreview();
mCamera.setPreviewCallback(null);
}
}