File size: 4,002 Bytes
c6535db
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
from abc import ABC, abstractmethod
from typing import Any, Mapping, Sequence, Tuple


SDXL_SUPPORTED_RESOLUTIONS = [
    (1024, 1024, 1.0),
    (1152, 896, 1.2857142857142858),
    (896, 1152, 0.7777777777777778),
    (1216, 832, 1.4615384615384615),
    (832, 1216, 0.6842105263157895),
    (1344, 768, 1.75),
    (768, 1344, 0.5714285714285714),
    (1536, 640, 2.4),
    (640, 1536, 0.4166666666666667),
]

SDXL_EXTENDED_RESOLUTIONS = [
    (512, 2048, 0.25),
    (512, 1984, 0.26),
    (512, 1920, 0.27),
    (512, 1856, 0.28),
    (576, 1792, 0.32),
    (576, 1728, 0.33),
    (576, 1664, 0.35),
    (640, 1600, 0.4),
    (640, 1536, 0.42),
    (704, 1472, 0.48),
    (704, 1408, 0.5),
    (704, 1344, 0.52),
    (768, 1344, 0.57),
    (768, 1280, 0.6),
    (832, 1216, 0.68),
    (832, 1152, 0.72),
    (896, 1152, 0.78),
    (896, 1088, 0.82),
    (960, 1088, 0.88),
    (960, 1024, 0.94),
    (1024, 1024, 1.0),
    (1024, 960, 1.8),
    (1088, 960, 1.14),
    (1088, 896, 1.22),
    (1152, 896, 1.30),
    (1152, 832, 1.39),
    (1216, 832, 1.47),
    (1280, 768, 1.68),
    (1344, 768, 1.76),
    (1408, 704, 2.0),
    (1472, 704, 2.10),
    (1536, 640, 2.4),
    (1600, 640, 2.5),
    (1664, 576, 2.90),
    (1728, 576, 3.0),
    (1792, 576, 3.12),
    (1856, 512, 3.63),
    (1920, 512, 3.76),
    (1984, 512, 3.89),
    (2048, 512, 4.0),
]


class Resolution(ABC):
    @classmethod
    @abstractmethod
    def resolutions(cls) -> Sequence[Tuple[int, int, float]]: ...

    @classmethod
    def INPUT_TYPES(cls) -> Mapping[str, Any]:
        return {
            "required": {
                "resolution": ([f"{res[0]}x{res[1]}" for res in cls.resolutions()],)
            }
        }

    RETURN_TYPES = ("INT", "INT")
    RETURN_NAMES = ("width", "height")
    FUNCTION = "op"
    CATEGORY = "math/graphics"

    def op(self, resolution: str) -> tuple[int, int]:
        width, height = resolution.split("x")
        return (int(width), int(height))


class NearestResolution(ABC):
    @classmethod
    @abstractmethod
    def resolutions(cls) -> Sequence[Tuple[int, int, float]]: ...

    @classmethod
    def INPUT_TYPES(cls) -> Mapping[str, Any]:
        return {"required": {"image": ("IMAGE",)}}

    RETURN_TYPES = ("INT", "INT")
    RETURN_NAMES = ("width", "height")
    FUNCTION = "op"
    CATEGORY = "math/graphics"

    def op(self, image) -> tuple[int, int]:
        image_width = image.size()[2]
        image_height = image.size()[1]
        print(f"Input image resolution: {image_width}x{image_height}")
        image_ratio = image_width / image_height
        differences = [
            (abs(image_ratio - resolution[2]), resolution)
            for resolution in self.resolutions()
        ]
        smallest = None
        for difference in differences:
            if smallest is None:
                smallest = difference
            else:
                if difference[0] < smallest[0]:
                    smallest = difference
        if smallest is not None:
            width = smallest[1][0]
            height = smallest[1][1]
        else:
            width = 1024
            height = 1024
        print(f"Selected resolution: {width}x{height}")
        return (width, height)


class SDXLResolution(Resolution):
    @classmethod
    def resolutions(cls):
        return SDXL_SUPPORTED_RESOLUTIONS


class SDXLExtendedResolution(Resolution):
    @classmethod
    def resolutions(cls):
        return SDXL_EXTENDED_RESOLUTIONS


class NearestSDXLResolution(NearestResolution):
    @classmethod
    def resolutions(cls):
        return SDXL_SUPPORTED_RESOLUTIONS


class NearestSDXLExtendedResolution(NearestResolution):
    @classmethod
    def resolutions(cls):
        return SDXL_EXTENDED_RESOLUTIONS


NODE_CLASS_MAPPINGS = {
    "CM_SDXLResolution": SDXLResolution,
    "CM_NearestSDXLResolution": NearestSDXLResolution,
    "CM_SDXLExtendedResolution": SDXLExtendedResolution,
    "CM_NearestSDXLExtendedResolution": NearestSDXLExtendedResolution,
}