Examples with CameraInfo android.hardware.Camera.CameraInfo used on opensource projects

Example 6 with CameraInfo

use of android.hardware.Camera.CameraInfo in project libstreaming by fyhertz.

the class VideoStream method setCamera.

/**
	 * Sets the camera that will be used to capture video.
	 * You can call this method at any time and changes will take effect next time you start the stream.
	 * @param camera Can be either CameraInfo.CAMERA_FACING_BACK or CameraInfo.CAMERA_FACING_FRONT
	 */
public void setCamera(int camera) {
    CameraInfo cameraInfo = new CameraInfo();
    int numberOfCameras = Camera.getNumberOfCameras();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == camera) {
            mCameraId = i;
            break;
        }
    }
}

Example 7 with CameraInfo

use of android.hardware.Camera.CameraInfo in project android-vision by googlesamples.

the class CameraSource method setRotation.

/**
     * Calculates the correct rotation for the given camera id and sets the rotation in the
     * parameters.  It also sets the camera's display orientation and rotation.
     *
     * @param parameters the camera parameters for which to set the rotation
     * @param cameraId   the camera id to set rotation based on
     */
private void setRotation(Camera camera, Camera.Parameters parameters, int cameraId) {
    WindowManager windowManager = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
    int degrees = 0;
    int rotation = windowManager.getDefaultDisplay().getRotation();
    switch(rotation) {
        case Surface.ROTATION_0:
            degrees = 0;
            break;
        case Surface.ROTATION_90:
            degrees = 90;
            break;
        case Surface.ROTATION_180:
            degrees = 180;
            break;
        case Surface.ROTATION_270:
            degrees = 270;
            break;
        default:
            Log.e(TAG, "Bad rotation value: " + rotation);
    }
    CameraInfo cameraInfo = new CameraInfo();
    Camera.getCameraInfo(cameraId, cameraInfo);
    int angle;
    int displayAngle;
    if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
        angle = (cameraInfo.orientation + degrees) % 360;
        // compensate for it being mirrored
        displayAngle = (360 - angle) % 360;
    } else {
        // back-facing
        angle = (cameraInfo.orientation - degrees + 360) % 360;
        displayAngle = angle;
    }
    // This corresponds to the rotation constants in {@link Frame}.
    mRotation = angle / 90;
    camera.setDisplayOrientation(displayAngle);
    parameters.setRotation(angle);
}

Example 8 with CameraInfo

use of android.hardware.Camera.CameraInfo in project XobotOS by xamarin.

the class CamcorderProfile method hasProfile.

/**
     * Returns true if camcorder profile exists for the first back-facing
     * camera at the given quality level.
     * @param quality the target quality level for the camcorder profile
     */
public static boolean hasProfile(int quality) {
    int numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            return hasProfile(i, quality);
        }
    }
    return false;
}

Example 9 with CameraInfo

use of android.hardware.Camera.CameraInfo in project android_frameworks_base by DirtyUnicorns.

the class CameraProfile method getJpegEncodingQualityParameter.

/**
     * Returns a pre-defined still image capture (jpeg) quality level
     * used for the given quality level in the Camera application for
     * the first back-facing camera on the device. If the device has no
     * back-facing camera, this returns 0.
     *
     * @param quality The target quality level
     */
public static int getJpegEncodingQualityParameter(int quality) {
    int numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            return getJpegEncodingQualityParameter(i, quality);
        }
    }
    return 0;
}

Example 10 with CameraInfo

use of android.hardware.Camera.CameraInfo in project android_frameworks_base by AOSPA.

the class CamcorderProfile method get.

/**
     * Returns the camcorder profile for the first back-facing camera on the
     * device at the given quality level. If the device has no back-facing
     * camera, this returns null.
     * @param quality the target quality level for the camcorder profile
     * @see #get(int, int)
     */
public static CamcorderProfile get(int quality) {
    int numberOfCameras = Camera.getNumberOfCameras();
    CameraInfo cameraInfo = new CameraInfo();
    for (int i = 0; i < numberOfCameras; i++) {
        Camera.getCameraInfo(i, cameraInfo);
        if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) {
            return get(i, quality);
        }
    }
    return null;
}