/** * Locks the focus as the first step for a still image capture. */ private void lockFocus() { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_START); try { mCaptureCallback.setState(PictureCaptureCallback.STATE_LOCKING); mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, null); } catch (CameraAccessException e) { Log.e(TAG, "Failed to lock focus.", e); } }
private void runPreCaptureSequence() { try { previewRequestBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START); previewState = STATE_WAITING_PRE_CAPTURE; captureSession.capture(previewRequestBuilder.build(), captureCallback, backgroundHandler); } catch (CameraAccessException e) { } }
private void lockFocus() { try { previewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START); previewState = STATE_WAITING_LOCK; captureSession.capture(previewRequestBuilder.build(), captureCallback, backgroundHandler); } catch (Exception ignore) { } }
private void unlockFocus() { try { previewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_CANCEL); captureSession.capture(previewRequestBuilder.build(), captureCallback, backgroundHandler); previewState = STATE_PREVIEW; captureSession.setRepeatingRequest(previewRequest, captureCallback, backgroundHandler); } catch (Exception e) { Log.e(TAG, "Error during focus unlocking"); } }
/** * Locks the focus as the first step for a still image capture. */ private void lockFocus() { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_START); try { mCaptureCallback.setState(PictureCaptureCallback.STATE_LOCKING); mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, null); } catch (CameraAccessException e) { Log.e(TAG, "Failed to lock focus.", e); } }
/** * Lock the focus as the first step for a still image capture. */ private void lockFocus() { try { // This is how to tell the camera to lock focus. mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START); // Tell #mCaptureCallback to wait for the lock. mState = STATE_WAITING_LOCK; mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler); } catch (CameraAccessException e) { e.printStackTrace(); } }
/** * Run the precapture sequence for capturing a still image. This method should be called when * we get a response in {@link #mCaptureCallback} from {@link #lockFocus()}. */ private void runPrecaptureSequence() { try { // This is how to tell the camera to trigger. mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START); // Tell #mCaptureCallback to wait for the precapture sequence to be set. mState = STATE_WAITING_PRECAPTURE; mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler); } catch (CameraAccessException e) { e.printStackTrace(); } }
/** * Unlocks the auto-focus and restart camera preview. This is supposed to be called after * capturing a still picture. */ void unlockFocus() { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_CANCEL); try { mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, null); updateAutoFocus(); updateFlash(); mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_IDLE); mCaptureSession.setRepeatingRequest(mPreviewRequestBuilder.build(), mCaptureCallback, null); mCaptureCallback.setState(PictureCaptureCallback.STATE_PREVIEW); } catch (CameraAccessException e) { Log.e(TAG, "Failed to restart camera preview.", e); } }
/** * Unlock the focus. This method should be called when still image capture sequence is * finished. */ private void unlockFocus() { try { // Reset the auto-focus trigger mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_CANCEL); setAutoFlash(mPreviewRequestBuilder); mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, mBackgroundHandler); // After this, the camera will go back to the normal state of preview. mState = STATE_PREVIEW; mCaptureSession.setRepeatingRequest(mPreviewRequest, mCaptureCallback, mBackgroundHandler); } catch (CameraAccessException e) { e.printStackTrace(); } }
/** * Unlocks the auto-focus and restart camera preview. This is supposed to be called after * capturing a still picture. */ void unlockFocus() { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_CANCEL); try { mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback, null); updateAutoFocus(); updateFlash(); mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_IDLE); mCaptureSession.setRepeatingRequest(mPreviewRequestBuilder.build(), mCaptureCallback, null); mCaptureCallback.setState(PictureCaptureCallback.STATE_PREVIEW); } catch (CameraAccessException e) { Log.e(TAG, "Failed to restart camera preview.", e); } }
private void captureStillPicture() { try { if (null == cameraDevice) { return; } final CaptureRequest.Builder captureBuilder = cameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE); captureBuilder.addTarget(imageReader.getSurface()); captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE); captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getPhotoOrientation(configurationProvider.getSensorPosition())); CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() { @Override public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) { Log.d(TAG, "onCaptureCompleted: "); } }; captureSession.stopRepeating(); captureSession.capture(captureBuilder.build(), CaptureCallback, null); } catch (CameraAccessException e) { Log.e(TAG, "Error during capturing picture"); } }
mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null); } catch (CameraAccessException e) { e.printStackTrace();
mCaptureSession.capture(captureRequestBuilder.build(), new CameraCaptureSession.CaptureCallback() { @Override
mCaptureSession.capture(captureRequestBuilder.build(), new CameraCaptureSession.CaptureCallback() { @Override
private void lockFocus() { try { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_START); mPreviewState = STATE_WAITING_LOCK; mCaptureSession.capture(mPreviewRequestBuilder.build(), captureCallback, mBackgroundHandler); } catch (Exception ignore) { } }
private void runPreCaptureSequence() { try { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER, CaptureRequest.CONTROL_AE_PRECAPTURE_TRIGGER_START); mPreviewState = STATE_WAITING_PRE_CAPTURE; mCaptureSession.capture(mPreviewRequestBuilder.build(), captureCallback, mBackgroundHandler); } catch (CameraAccessException e) { } }
private void unlockFocus() { try { mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CameraMetadata.CONTROL_AF_TRIGGER_CANCEL); mCaptureSession.capture(mPreviewRequestBuilder.build(), captureCallback, mBackgroundHandler); mPreviewState = STATE_PREVIEW; mCaptureSession.setRepeatingRequest(mPreviewRequest, captureCallback, mBackgroundHandler); } catch (Exception e) { Log.e(TAG, "Error during focus unlocking"); } }
private void captureStillPicture() { try { if (null == mCameraDevice) { return; } final CaptureRequest.Builder captureBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE); captureBuilder.addTarget(mImageReader.getSurface()); captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE); captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getPhotoOrientation(cameraConfigProvider.getSensorPosition())); CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() { @Override public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) { Log.d(TAG, "onCaptureCompleted: "); } }; mCaptureSession.stopRepeating(); mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null); } catch (CameraAccessException e) { Log.e(TAG, "Error during capturing picture"); } }
private void lockFocus() { try { CaptureRequestFactory.setPreviewBuilderLockfocus(mPreviewRequestBuilder); mState = STATE_WAITING_LOCK; mCaptureSession.capture(mPreviewRequestBuilder.build(), captureSessionCaptureCallback, mBackgroundHandler); } catch (CameraAccessException e) { e.printStackTrace(); } }
private void lockFocus() { previewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER, CaptureRequest.CONTROL_AF_TRIGGER_START); try { imageCaptureCallback.setState(ImageCaptureCallback.STATE_LOCKING); captureSession.capture(previewRequestBuilder.build(), imageCaptureCallback, null); } catch (CameraAccessException e) { callbackHandler.onError(new Error(Error.ERROR_CAMERA, "Failed to lock focus.", e)); } }