case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
to_push.push_back (ContentVideo (image, EYES_LEFT, PART_LEFT_HALF, frame));
to_push.push_back (ContentVideo (image, EYES_RIGHT, PART_RIGHT_HALF, frame));
case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
to_push.push_back (ContentVideo (image, EYES_LEFT, PART_LEFT_HALF, frame));
to_push.push_back (ContentVideo (image, EYES_RIGHT, PART_RIGHT_HALF, frame));