1. A method in an electronic device, the method comprising: displaying, on a display module, a plurality of preview images acquired through a plurality of image sensors, respectively; when sensing a touch input on an editing bar displayed on the display module, applying a first editing effect corresponding to the touch input to a first preview image among the plurality of preview images; and applying a second editing effect inverting the first editing effect corresponding to the touch input, to a second preview image among the plurality of preview images.