1. A method comprising: storing, by a server, a definition of a region of interest (ROI) within an image, the ROI including associated parameters defined by a content provider applicable to the ROI, the parameters providing one or more restrictions on transcoding the image, the region of interest being one of the following: a brand-associated text and a brand-associated image; determining a characteristic of a device on which the image is to be displayed; determining whether the device can meet the parameters applicable to the ROI; transcoding the image for the device, the transcoding observing the parameters of the ROI, if the device can meet the parameters; and preventing a rendering of the image at the device if the device cannot meet the parameters.