An image processing method, including: receiving image content and metadata of the image content, the metadata content comprising flag information indicating whether to perform image processing on the image content and image processing information; determining whether to perform the image processing for each frame based on the flag information; performing, in response to determining to perform the image processing for an image frame, the image processing based on the image processing information on the image frame; and outputting the image processed image frame on which the image processing is performed.