modules/resolutions.py

# https://arxiv.org/abs/2307.01952, Appendix I
SD_XL_BASE_RATIOS = {
    "0.25": (512, 2048),
    "0.26": (512, 1984),
    "0.27": (512, 1920),
    "0.28": (512, 1856),
    "0.32": (576, 1792),
    "0.33": (576, 1728),
    "0.35": (576, 1664),
    "0.4": (640, 1600),
    "0.42": (640, 1536),
    "0.48": (704, 1472),
    "0.5": (704, 1408),
    "0.52": (704, 1344),
    "0.57": (768, 1344),
    "0.6": (768, 1280),
    "0.68": (832, 1216),
    "0.72": (832, 1152),
    "0.78": (896, 1152),
    "0.82": (896, 1088),
    "0.88": (960, 1088),
    "0.94": (960, 1024),
    "1.0": (1024, 1024),
    "1.07": (1024, 960),
    "1.13": (1088, 960),
    "1.21": (1088, 896),
    "1.29": (1152, 896),
    "1.38": (1152, 832),
    "1.46": (1216, 832),
    "1.67": (1280, 768),
    "1.75": (1344, 768),
    "2.0": (1408, 704),
    "2.09": (1472, 704),
    "2.4": (1536, 640),
    "2.5": (1600, 640),
    "2.89": (1664, 576),
    "3.0": (1728, 576),
    "3.11": (1792, 576),
    "3.62": (1856, 512),
    "3.75": (1920, 512),
    "3.88": (1984, 512),
    "4.0": (2048, 512),
}


def get_resolution_string(width, height):
    return str(width) + '×' + str(height)


resolutions = {get_resolution_string(v[0], v[1]):v for v in SD_XL_BASE_RATIOS.values()}