File size: 11,815 Bytes
81f4d3a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
155
156
157
158
159
160
161
162
# Copyright (C) 2023 Deforum LLC
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.

# Contact the authors: https://deforum.github.io/

import re
import numpy as np
import numexpr
import pandas as pd
from .prompt import check_is_number

class DeformAnimKeys():
    def __init__(self, anim_args, seed=-1):
        self.fi = FrameInterpolater(anim_args.max_frames, seed)
        self.angle_series = self.fi.parse_inbetweens(anim_args.angle, 'angle')
        self.transform_center_x_series = self.fi.parse_inbetweens(anim_args.transform_center_x, 'transform_center_x')
        self.transform_center_y_series = self.fi.parse_inbetweens(anim_args.transform_center_y, 'transform_center_y')
        self.zoom_series = self.fi.parse_inbetweens(anim_args.zoom, 'zoom')
        self.translation_x_series = self.fi.parse_inbetweens(anim_args.translation_x, 'translation_x')
        self.translation_y_series = self.fi.parse_inbetweens(anim_args.translation_y, 'translation_y')
        self.translation_z_series = self.fi.parse_inbetweens(anim_args.translation_z, 'translation_z')
        self.rotation_3d_x_series = self.fi.parse_inbetweens(anim_args.rotation_3d_x, 'rotation_3d_x')
        self.rotation_3d_y_series = self.fi.parse_inbetweens(anim_args.rotation_3d_y, 'rotation_3d_y')
        self.rotation_3d_z_series = self.fi.parse_inbetweens(anim_args.rotation_3d_z, 'rotation_3d_z')
        self.perspective_flip_theta_series = self.fi.parse_inbetweens(anim_args.perspective_flip_theta, 'perspective_flip_theta')
        self.perspective_flip_phi_series = self.fi.parse_inbetweens(anim_args.perspective_flip_phi, 'perspective_flip_phi')
        self.perspective_flip_gamma_series = self.fi.parse_inbetweens(anim_args.perspective_flip_gamma, 'perspective_flip_gamma')
        self.perspective_flip_fv_series = self.fi.parse_inbetweens(anim_args.perspective_flip_fv, 'perspective_flip_fv')
        self.noise_schedule_series = self.fi.parse_inbetweens(anim_args.noise_schedule, 'noise_schedule')
        self.strength_schedule_series = self.fi.parse_inbetweens(anim_args.strength_schedule, 'strength_schedule')
        self.contrast_schedule_series = self.fi.parse_inbetweens(anim_args.contrast_schedule, 'contrast_schedule')
        self.cfg_scale_schedule_series = self.fi.parse_inbetweens(anim_args.cfg_scale_schedule, 'cfg_scale_schedule')
        self.ddim_eta_schedule_series = self.fi.parse_inbetweens(anim_args.ddim_eta_schedule, 'ddim_eta_schedule')
        self.ancestral_eta_schedule_series = self.fi.parse_inbetweens(anim_args.ancestral_eta_schedule, 'ancestral_eta_schedule')
        self.pix2pix_img_cfg_scale_series = self.fi.parse_inbetweens(anim_args.pix2pix_img_cfg_scale_schedule, 'pix2pix_img_cfg_scale_schedule')
        self.subseed_schedule_series = self.fi.parse_inbetweens(anim_args.subseed_schedule, 'subseed_schedule')
        self.subseed_strength_schedule_series = self.fi.parse_inbetweens(anim_args.subseed_strength_schedule, 'subseed_strength_schedule')
        self.checkpoint_schedule_series = self.fi.parse_inbetweens(anim_args.checkpoint_schedule, 'checkpoint_schedule', is_single_string = True)
        self.steps_schedule_series = self.fi.parse_inbetweens(anim_args.steps_schedule, 'steps_schedule')
        self.seed_schedule_series = self.fi.parse_inbetweens(anim_args.seed_schedule, 'seed_schedule')
        self.sampler_schedule_series = self.fi.parse_inbetweens(anim_args.sampler_schedule, 'sampler_schedule', is_single_string = True)
        self.clipskip_schedule_series = self.fi.parse_inbetweens(anim_args.clipskip_schedule, 'clipskip_schedule')
        self.noise_multiplier_schedule_series = self.fi.parse_inbetweens(anim_args.noise_multiplier_schedule, 'noise_multiplier_schedule')
        self.mask_schedule_series = self.fi.parse_inbetweens(anim_args.mask_schedule, 'mask_schedule', is_single_string = True)
        self.noise_mask_schedule_series = self.fi.parse_inbetweens(anim_args.noise_mask_schedule, 'noise_mask_schedule', is_single_string = True)
        self.kernel_schedule_series = self.fi.parse_inbetweens(anim_args.kernel_schedule, 'kernel_schedule')
        self.sigma_schedule_series = self.fi.parse_inbetweens(anim_args.sigma_schedule, 'sigma_schedule')
        self.amount_schedule_series = self.fi.parse_inbetweens(anim_args.amount_schedule, 'amount_schedule')
        self.threshold_schedule_series = self.fi.parse_inbetweens(anim_args.threshold_schedule, 'threshold_schedule')
        self.aspect_ratio_series = self.fi.parse_inbetweens(anim_args.aspect_ratio_schedule, 'aspect_ratio_schedule')
        self.fov_series = self.fi.parse_inbetweens(anim_args.fov_schedule, 'fov_schedule')
        self.near_series = self.fi.parse_inbetweens(anim_args.near_schedule, 'near_schedule')
        self.cadence_flow_factor_schedule_series = self.fi.parse_inbetweens(anim_args.cadence_flow_factor_schedule, 'cadence_flow_factor_schedule')
        self.redo_flow_factor_schedule_series = self.fi.parse_inbetweens(anim_args.redo_flow_factor_schedule, 'redo_flow_factor_schedule')
        self.far_series = self.fi.parse_inbetweens(anim_args.far_schedule, 'far_schedule')
        self.hybrid_comp_alpha_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_comp_alpha_schedule, 'hybrid_comp_alpha_schedule')
        self.hybrid_comp_mask_blend_alpha_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_comp_mask_blend_alpha_schedule, 'hybrid_comp_mask_blend_alpha_schedule')
        self.hybrid_comp_mask_contrast_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_comp_mask_contrast_schedule, 'hybrid_comp_mask_contrast_schedule')
        self.hybrid_comp_mask_auto_contrast_cutoff_high_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_comp_mask_auto_contrast_cutoff_high_schedule, 'hybrid_comp_mask_auto_contrast_cutoff_high_schedule')
        self.hybrid_comp_mask_auto_contrast_cutoff_low_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_comp_mask_auto_contrast_cutoff_low_schedule, 'hybrid_comp_mask_auto_contrast_cutoff_low_schedule')
        self.hybrid_flow_factor_schedule_series = self.fi.parse_inbetweens(anim_args.hybrid_flow_factor_schedule, 'hybrid_flow_factor_schedule')

class ControlNetKeys():
    def __init__(self, anim_args, controlnet_args):
        self.fi = FrameInterpolater(max_frames=anim_args.max_frames)
        self.schedules = {}
        for i in range(1, 6): # 5 CN models in total
            for suffix in ['weight', 'guidance_start', 'guidance_end']:
                prefix = f"cn_{i}"
                input_key = f"{prefix}_{suffix}"
                output_key = f"{input_key}_schedule_series"
                self.schedules[output_key] = self.fi.parse_inbetweens(getattr(controlnet_args, input_key), input_key)
                setattr(self, output_key, self.schedules[output_key])

class LooperAnimKeys():
    def __init__(self, loop_args, anim_args, seed):
        self.fi = FrameInterpolater(anim_args.max_frames, seed)
        self.use_looper = loop_args.use_looper
        self.imagesToKeyframe = loop_args.init_images
        self.image_strength_schedule_series = self.fi.parse_inbetweens(loop_args.image_strength_schedule, 'image_strength_schedule')
        self.blendFactorMax_series = self.fi.parse_inbetweens(loop_args.blendFactorMax, 'blendFactorMax')
        self.blendFactorSlope_series = self.fi.parse_inbetweens(loop_args.blendFactorSlope, 'blendFactorSlope')
        self.tweening_frames_schedule_series = self.fi.parse_inbetweens(loop_args.tweening_frames_schedule, 'tweening_frames_schedule')
        self.color_correction_factor_series = self.fi.parse_inbetweens(loop_args.color_correction_factor, 'color_correction_factor')

class FrameInterpolater():
    def __init__(self, max_frames=0, seed=-1) -> None:
        self.max_frames = max_frames
        self.seed = seed

    def parse_inbetweens(self, value, filename = 'unknown', is_single_string = False):
        return self.get_inbetweens(self.parse_key_frames(value, filename = filename), filename = filename, is_single_string = is_single_string)

    def sanitize_value(self, value):
        return value.replace("'","").replace('"',"").replace('(',"").replace(')',"")

    def get_inbetweens(self, key_frames, integer=False, interp_method='Linear', is_single_string = False, filename = 'unknown'):
        key_frame_series = pd.Series([np.nan for a in range(self.max_frames)])
        # get our ui variables set for numexpr.evaluate
        max_f = self.max_frames -1
        s = self.seed
        for i in range(0, self.max_frames):
            if i in key_frames:
                value = key_frames[i]
                sanitized_value = self.sanitize_value(value)
                value_is_number = check_is_number(sanitized_value)
                if value_is_number: # if it's only a number, leave the rest for the default interpolation
                    key_frame_series[i] = sanitized_value
            if not value_is_number:
                t = i
                # workaround for values formatted like 0:("I am test") //used for sampler schedules
                try:
                    key_frame_series[i] = numexpr.evaluate(value) if not is_single_string else sanitized_value
                except SyntaxError as e:
                    e.filename = f"{filename}@frame#{i}"
                    raise e
            elif is_single_string:# take previous string value and replicate it
                key_frame_series[i] = key_frame_series[i-1]
        key_frame_series = key_frame_series.astype(float) if not is_single_string else key_frame_series # as string

        if interp_method == 'Cubic' and len(key_frames.items()) <= 3:
            interp_method = 'Quadratic'
        if interp_method == 'Quadratic' and len(key_frames.items()) <= 2:
            interp_method = 'Linear'

        key_frame_series[0] = key_frame_series[key_frame_series.first_valid_index()]
        key_frame_series[self.max_frames-1] = key_frame_series[key_frame_series.last_valid_index()]
        key_frame_series = key_frame_series.interpolate(method=interp_method.lower(), limit_direction='both')
        if integer:
            return key_frame_series.astype(int)
        return key_frame_series

    def parse_key_frames(self, string, filename='unknown'):
        # because math functions (i.e. sin(t)) can utilize brackets 
        # it extracts the value in form of some stuff
        # which has previously been enclosed with brackets and
        # with a comma or end of line existing after the closing one
        frames = dict()
        for match_object in string.split(","):
            frameParam = match_object.split(":")
            max_f = self.max_frames -1
            s = self.seed
            try:
                frame = int(self.sanitize_value(frameParam[0])) if check_is_number(self.sanitize_value(frameParam[0].strip())) else int(numexpr.evaluate(frameParam[0].strip().replace("'","",1).replace('"',"",1)[::-1].replace("'","",1).replace('"',"",1)[::-1]))
                frames[frame] = frameParam[1].strip()
            except SyntaxError as e:
                e.filename = filename
                raise e
        if frames == {} and len(string) != 0:
            raise RuntimeError('Key Frame string not correctly formatted')
        return frames