replace only the upholstery fabric of the existing sofa using the fabric sample i provide use the original image as a locked base image and edit only the selected masked sofa area everything outside the sofa area must remain pixel identical to the original image do not change the sofa shape size proportions geometry cushions arms backrest seams padding or position do not remove move or alter the small table in front of the sofa it must remain fully visible and unchanged do not change image dimensions resolution aspect ratio camera angle perspective framing composition lighting shadows bed headboard walls ceiling carpet cabinetry or any object keep the pattern size exactly as in the provided fabric sample do not enlarge reduce stretch distort or rescale the motif if the edit cannot be done without changing the sofa or the table leave the image unchanged only replace the sofa fabric
