Java Code Examples for android.hardware.camera2.CameraCaptureSession#CaptureCallback

The following examples show how to use android.hardware.camera2.CameraCaptureSession#CaptureCallback . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: QrCameraC2.java    From flutter_qr_mobile_vision with MIT License 6 votes vote down vote up 
private void startPreview() {
    CameraCaptureSession.CaptureCallback listener = new CameraCaptureSession.CaptureCallback() {
        @Override
        public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
            super.onCaptureCompleted(session, request, result);
        }
    };

    if (cameraDevice == null) return;

    try {
        previewSession.setRepeatingRequest(previewBuilder.build(), listener, null);
    } catch (java.lang.Exception e) {
        e.printStackTrace();
    }
}
Example 2
Source File: LollipopCamera.java    From LiveMultimedia with Apache License 2.0 5 votes vote down vote up 
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public void  setupJPEGCaptureListener() {
    mCaptureCallback = new CameraCaptureSession.CaptureCallback() {
       private void process(CaptureResult result) {
                switch (mState) {
                    case STATE_PREVIEW: {
                        // We have nothing to do when the camera preview is working normally.
                        break;
                    }
                    case STATE_WAITING_LOCK: {
                            int afState = result.get(CaptureResult.CONTROL_AF_STATE);
                            if (CaptureResult.CONTROL_AF_STATE_FOCUSED_LOCKED == afState ||
                                    CaptureResult.CONTROL_AF_STATE_NOT_FOCUSED_LOCKED == afState) {
                                // CONTROL_AE_STATE can be null on some devices
                                Integer aeState = result.get(CaptureResult.CONTROL_AE_STATE);
                                if (aeState == null ||
                                        aeState == CaptureResult.CONTROL_AE_STATE_CONVERGED) {
                                    mState = STATE_WAITING_NON_PRECAPTURE;
                                    captureStillPicture();
                                } else {
                                    runPrecaptureSequence();
                                }
                            }
                        break;
                    }
                    case STATE_WAITING_PRECAPTURE: {
                            // CONTROL_AE_STATE can be null on some devices
                            Integer aeState = result.get(CaptureResult.CONTROL_AE_STATE);
                            if (aeState == null ||
                                    aeState == CaptureResult.CONTROL_AE_STATE_PRECAPTURE ||
                                    aeState == CaptureRequest.CONTROL_AE_STATE_FLASH_REQUIRED) {
                                mState = STATE_WAITING_NON_PRECAPTURE;
                            }
                        break;
                    }
                    case STATE_WAITING_NON_PRECAPTURE: {
                            // CONTROL_AE_STATE can be null on some devices
                            Integer aeState = result.get(CaptureResult.CONTROL_AE_STATE);
                            if (aeState == null || aeState != CaptureResult.CONTROL_AE_STATE_PRECAPTURE) {
                                mState = STATE_PICTURE_TAKEN;
                                captureStillPicture();
                            }
                        break;
                    }
                }
            }
        };
 }
Example 3
Source File: LollipopCamera.java    From LiveMultimedia with Apache License 2.0 5 votes vote down vote up 
/************************************************************************************
* Capture a still picture. This method should be called when we get a response in
* {@link #mCaptureCallback} from both {@link #lockFocus()}.
************************************************************************************/
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private void captureStillPicture() {
    try {
        if (null == mActivity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        captureBuilder.set(CaptureRequest.CONTROL_AE_MODE,
                CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);

        // Orientation
        int rotation = mActivity.getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, ORIENTATIONS.get(rotation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(CameraCaptureSession session, CaptureRequest request,
                                           TotalCaptureResult result) {
                showToast("Saved: " + mFile);
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 4
Source File: CameraOps.java    From android-HdrViewfinder with Apache License 2.0 5 votes vote down vote up 
/**
 * Set a repeating request.
 */
public void setRepeatingBurst(final List<CaptureRequest> requests,
                              final CameraCaptureSession.CaptureCallback listener,
                              final Handler handler) {
    mCameraHandler.post(new Runnable() {
        public void run() {
            try {
                mCameraSession.setRepeatingBurst(requests, listener, handler);
            } catch (CameraAccessException e) {
                String errorMessage = mErrorDisplayer.getErrorString(e);
                mErrorDisplayer.showErrorDialog(errorMessage);
            }
        }
    });
}
Example 5
Source File: CameraOps.java    From android-HdrViewfinder with Apache License 2.0 5 votes vote down vote up 
/**
 * Set a repeating request.
 */
public void setRepeatingRequest(final CaptureRequest request,
                                final CameraCaptureSession.CaptureCallback listener,
                                final Handler handler) {
    mCameraHandler.post(new Runnable() {
        public void run() {
            try {
                mCameraSession.setRepeatingRequest(request, listener, handler);
            } catch (CameraAccessException e) {
                String errorMessage = mErrorDisplayer.getErrorString(e);
                mErrorDisplayer.showErrorDialog(errorMessage);
            }
        }
    });
}
Example 6
Source File: Camera2Source.java    From Camera2Vision with Apache License 2.0 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    try {
        if (null == mCameraDevice) {
            return;
        }
        if(mShutterCallback != null) {
            mShutterCallback.onShutter();
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReaderStill.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, mFocusMode);
        if(mFlashSupported) {
            captureBuilder.set(CaptureRequest.CONTROL_AE_MODE, mFlashMode);
        }

        // Orientation
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(mDisplayOrientation));

        CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 7
Source File: CameraTexture2.java    From PHONK with GNU General Public License v3.0 5 votes vote down vote up 
private void captureStillPicture() {
    MLog.d(TAG, "captureStillPicture");

    try {
        if (null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        // setAutoFlash(captureBuilder);

        // Orientation
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, 0);

        CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() {
            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                Log.d(TAG, "saved to: "); // + mFile.toString());
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 8
Source File: Camera2Manager.java    From phoenix with Apache License 2.0 5 votes vote down vote up 
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");
    }
}
Example 9
Source File: Camera2Manager.java    From sandriosCamera with MIT License 5 votes vote down vote up 
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");
    }
}
Example 10
Source File: Camera2Source.java    From Machine-Learning-Projects-for-Mobile-Applications with MIT License 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    try {
        if (null == mCameraDevice) {
            return;
        }
        if (mShutterCallback != null) {
            mShutterCallback.onShutter();
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReaderStill.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE, mFocusMode);
        if (mFlashSupported) {
            captureBuilder.set(CaptureRequest.CONTROL_AE_MODE, mFlashMode);
        }

        // Orientation
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(mDisplayOrientation));

        CameraCaptureSession.CaptureCallback CaptureCallback = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session, @NonNull CaptureRequest request, @NonNull TotalCaptureResult result) {
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 11
Source File: Camera2Fragment.java    From MultiMediaSample with Apache License 2.0 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    try {
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        setAutoFlash(captureBuilder);

        // Orientation
        int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(rotation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                           @NonNull CaptureRequest request,
                                           @NonNull TotalCaptureResult result) {
                showToast("拍照成功，图片保存为: " + mFile);
                Log.d(TAG, mFile.toString());
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 12
Source File: CameraNew.java    From aurora-imui with MIT License 5 votes vote down vote up 
/**
     * Capture a still picture. This method should be called when we get a response in
     * {@link #mCaptureCallback} from both {@link #lockFocus()}.
     */
    private void captureStillPicture() {
        try {
            final Activity activity = (Activity) mContext;
            if (null == activity || null == mCamera) {
                return;
            }
            // This is the CaptureRequest.Builder that we use to take a picture.
            final CaptureRequest.Builder captureBuilder =
                    mCamera.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
            captureBuilder.addTarget(mImageReader.getSurface());

            // Use the same AE and AF modes as the preview.
            captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                    CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
            setAutoFlash(captureBuilder);

            // Orientation
//            captureBuilder.set(CaptureRequest.JPEG_ORIENTATION,
//                    mCameraCharacteristic.get(CameraCharacteristics.SENSOR_ORIENTATION));

            CameraCaptureSession.CaptureCallback CaptureCallback
                    = new CameraCaptureSession.CaptureCallback() {

                @Override
                public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                               @NonNull CaptureRequest request,
                                               @NonNull TotalCaptureResult result) {
                    unlockFocus();
                }
            };

            mCaptureSession.stopRepeating();
            mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
        } catch (CameraAccessException e) {
            e.printStackTrace();
        }
    }
Example 13
Source File: Camera2BasicFragment.java    From Android-Camera2-Front-with-Face-Detection with Apache License 2.0 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    try {
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        setAutoFlash(captureBuilder);

        // Orientation
        int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(rotation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                           @NonNull CaptureRequest request,
                                           @NonNull TotalCaptureResult result) {
                showToast("Saved: " + mFile);
                Log.d(TAG, mFile.toString());
                unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 14
Source File: CameraFragment.java    From io2015-codelabs with Apache License 2.0 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    Log.d(TAG, "captureStillPicture: ");
    try {
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        captureBuilder.set(CaptureRequest.CONTROL_AE_MODE,
                CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);

        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION,
                getJpegOrientation(mCharacteristics, mOrientation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(CameraCaptureSession session, CaptureRequest request,
                                           TotalCaptureResult result) {
                showToast("Saved Picture");
                //unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 15
Source File: CameraFragment.java    From io2015-codelabs with Apache License 2.0 5 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    Log.d(TAG, "captureStillPicture: ");
    try {
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        captureBuilder.set(CaptureRequest.CONTROL_AE_MODE,
                CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);

        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION,
                getJpegOrientation(mCharacteristics, mOrientation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(CameraCaptureSession session, CaptureRequest request,
                                           TotalCaptureResult result) {
                showToast("Saved Picture");
                //unlockFocus();
            }
        };

        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 16
Source File: Camera2BasicFragment.java    From android-object-distance with Apache License 2.0 4 votes vote down vote up 
/**
 * Capture a still picture. This method should be called when we get a response in
 * {@link #mCaptureCallback} from both {@link #lockFocus()}.
 */
private void captureStillPicture() {
    try {
        final Activity activity = getActivity();
        if (null == activity || null == mCameraDevice) {
            return;
        }
        // This is the CaptureRequest.Builder that we use to take a picture.
        final CaptureRequest.Builder captureBuilder =
                mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
        captureBuilder.addTarget(mImageReader.getSurface());

        // Use the same AE and AF modes as the preview.
        captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
        setAutoFlash(captureBuilder);

        // Orientation
        int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
        captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, ORIENTATIONS.get(rotation));

        CameraCaptureSession.CaptureCallback CaptureCallback
                = new CameraCaptureSession.CaptureCallback() {

            @Override
            public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                           @NonNull CaptureRequest request,
                                           @NonNull TotalCaptureResult result) {
                //showToast("Saved: " + mFile);
                //Log.d(TAG, mFile.toString());
                //findDistance(mFile.getAbsolutePath());
                unlockFocus();
            }
        };



        mCaptureSession.stopRepeating();
        mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
    } catch (CameraAccessException e) {
        e.printStackTrace();
    }
}
Example 17
Source File: Camera2BasicFragment.java    From opencv-documentscanner-android with Apache License 2.0 4 votes vote down vote up 
/**
     * Capture a still picture. This method should be called when we get a response in
     * {@link #mCaptureCallback} from both {@link #lockFocus()}.
     */
    private void captureStillPicture() {
        try {
            final Activity activity = getActivity();
            if (null == activity || null == mCameraDevice) {
                return;
            }
            Log.d(TAG, "captureStillPicture: ");
            // This is the CaptureRequest.Builder that we use to take a picture.
            final CaptureRequest.Builder captureBuilder =
                    mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
            captureBuilder.addTarget(mImageReader.getSurface());
            captureBuilder.set(CaptureRequest.EDGE_MODE, CaptureRequest.EDGE_MODE_HIGH_QUALITY);
            captureBuilder.set(CaptureRequest.COLOR_CORRECTION_MODE, CaptureRequest.COLOR_CORRECTION_MODE_HIGH_QUALITY);

            // Use the same AE and AF modes as the preview.
            captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                    CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
            setAutoFlash(captureBuilder);

            // Orientation
            int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
            captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(rotation));
            //Set the JPEG quality here like so
            captureBuilder.set(CaptureRequest.JPEG_QUALITY, (byte) 100);

            CameraCaptureSession.CaptureCallback CaptureCallback
                    = new CameraCaptureSession.CaptureCallback() {

                @Override
                public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                               @NonNull CaptureRequest request,
                                               @NonNull TotalCaptureResult result) {
                    showToast("Saved: " + mFile);
                    Log.d(TAG, mFile.toString());
                    refreshAndroidGallery(Uri.fromFile(mFile));
                    scanner.onBitmapSelect(Uri.fromFile(mFile));
//                    mFile = new File(Environment.getExternalStoragePublicDirectory(DIRECTORY_DCIM).getAbsolutePath() +
//                            File.separator + "insta_download" + File.separator + System.currentTimeMillis() + ".jpg");
                }
            };

            mCaptureSession.stopRepeating();
            mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
        } catch (CameraAccessException e) {
            e.printStackTrace();
        }
    }
Example 18
Source File: Camera2Controller.java    From pixelvisualcorecamera with Apache License 2.0 4 votes vote down vote up 
/**
 *  Once request queue has been flushed (onReady), kick off the capture
 *  to avoid capturing previews.
 */
private void startStillCapture() {
  try {
    if (null == cameraDevice) {
      return;
    }

    // HDR+: The app must target api 26+ in order to pick up the set of default
    // parameters in TEMPLATE_STILL_CAPTURE that will enable HDR+ shots.
    CaptureRequest.Builder captureBuilder =
        cameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);

    // HDR+: The ImageReader is configured for JPEG output. HDR+ shots are enabled when
    // the outputs consist solely of JPEG and/or YUV surfaces.
    captureBuilder.addTarget(imageReader.getSurface());

    // Use the same AE and AF modes as the preview.
    commonCaptureSessionConfig(captureBuilder);
    setCaptureSessionOrientation(captureBuilder);

    // HDR+: CaptureRequest.CONTROL_ENABLE_ZSL is set to true for HDR+ shots.
    Log.d(TAG, "non-hdr+ shot pending: " + nonHdrPlusShotPending);
    captureBuilder.set(CaptureRequest.CONTROL_ENABLE_ZSL, !nonHdrPlusShotPending);
    nonHdrPlusShotPending = false;
    Log.d(TAG, "CONTROL_ENABLE_ZSL = " + captureBuilder.get(CaptureRequest.CONTROL_ENABLE_ZSL));

    CameraCaptureSession.CaptureCallback captureCallback
        = new CameraCaptureSession.CaptureCallback() {

      @Override
      public void onCaptureCompleted(
          @NonNull CameraCaptureSession session,
          @NonNull CaptureRequest request,
          @NonNull TotalCaptureResult result) {
        Log.d(TAG, "onCaptureCompleted, double shot pending = " + doubleShotPending);
        if (doubleShotPending) {
          doubleShotPending = false;
          nonHdrPlusShotPending = true;
          lockFocus();
        } else {
          unlockFocus();
        }
      }
    };
    captureSession.capture(captureBuilder.build(), captureCallback, null);
  } catch (CameraAccessException e) {
    Log.w(TAG, e);
  }
}
Example 19
Source File: ScanQRActivity.java    From ScreenCapture with MIT License 4 votes vote down vote up 
private void captureStillPicture() {
        try {


            if (null == mCameraDevice) {
                return;
            }
            Log.d("WOW", "Capture pic");

            // This is the CaptureRequest.Builder that we use to take a picture.
            final CaptureRequest.Builder captureBuilder =
                    mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_STILL_CAPTURE);
            captureBuilder.addTarget(mImageReader.getSurface());

            // Use the same AE and AF modes as the preview.
            captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                    CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
//            setAutoFlash(captureBuilder);

            // Orientation
            int rotation = getWindowManager().getDefaultDisplay().getRotation();
            captureBuilder.set(CaptureRequest.JPEG_ORIENTATION, getOrientation(rotation));

            CameraCaptureSession.CaptureCallback CaptureCallback
                    = new CameraCaptureSession.CaptureCallback() {

                @Override
                public void onCaptureCompleted(@NonNull CameraCaptureSession session,
                                               @NonNull CaptureRequest request,
                                               @NonNull TotalCaptureResult result) {
//                    showToast("Saved: " + mFile);
//                    Log.d(TAG, mFile.toString());
                    unlockFocus();
                }
            };

            mCaptureSession.stopRepeating();
            mCaptureSession.abortCaptures();
            mCaptureSession.capture(captureBuilder.build(), CaptureCallback, null);
        } catch (CameraAccessException e) {
            e.printStackTrace();
        }
    }
Example 20
Source File: BlockingCaptureCallback.java    From Camera2 with Apache License 2.0 3 votes vote down vote up 
/**
 * Create a blocking capture listener; forward original listener invocations
 * into {@code listener}.
 *
 * @param listener a non-{@code null} listener to forward invocations into
 *
 * @throws NullPointerException if {@code listener} was {@code null}
 */
public BlockingCaptureCallback(CameraCaptureSession.CaptureCallback listener) {
    if (listener == null) {
        throw new NullPointerException("listener must not be null");
    }
    mProxy = listener;
}