Files
asagi4-comfyui-prompt-control/prompt_control/node_clip.py
T
2024-11-27 00:02:42 +02:00

704 lines
24 KiB
Python

import logging
import re
import torch
from . import utils as utils
from .parser import parse_prompt_schedules, parse_cuts
from .utils import Timer, equalize, safe_float, get_function, parse_floats
from .perp_weight import perp_encode
from comfy_extras.nodes_mask import FeatherMask, MaskComposite
from node_helpers import conditioning_set_values
log = logging.getLogger("comfyui-prompt-control")
try:
from custom_nodes.ComfyUI_ADV_CLIP_emb.adv_encode import (
advanced_encode_from_tokens,
encode_token_weights_l,
encode_token_weights_g,
prepareXL,
encode_token_weights,
)
have_advanced_encode = True
AVAILABLE_STYLES = ["comfy", "A1111", "compel", "comfy++", "down_weight"]
AVAILABLE_NORMALIZATIONS = ["none", "mean", "length", "length+mean"]
except ImportError:
have_advanced_encode = False
AVAILABLE_STYLES = ["comfy"]
AVAILABLE_NORMALIZATIONS = ["none"]
try:
from custom_nodes.Vector_Sculptor_ComfyUI.nodes import vector_sculptor_tokens
can_sculpt = True
log.info("Vector sculptor extension detected, can use SCULPT()")
except ImportError:
can_sculpt = False
AVAILABLE_STYLES.append("perp")
log.info("Use STYLE(weight_interpretation, normalization) at the start of a prompt to use advanced encodings")
log.info("Weight interpretations available: %s", ",".join(AVAILABLE_STYLES))
log.info("Normalization types available: %s", ",".join(AVAILABLE_NORMALIZATIONS))
def linear_interpolate_cond(
start, end, from_step=0.0, to_step=1.0, step=0.1, start_at=None, end_at=None, prompt_start="N/A", prompt_end="N/A"
):
count = min(len(start), len(end))
if len(start) != len(end):
log.info(
"Length of conds to interpolate does not match (start=%s != end=%s), interpolating up to %s.",
len(start),
len(end),
count,
)
all_res = []
for idx in range(count):
res = []
from_cond, to_cond = equalize(start[idx][0], end[idx][0])
from_pooled = start[idx][1].get("pooled_output")
to_pooled = end[idx][1].get("pooled_output")
start_at = start_at if start_at is not None else from_step
end_at = end_at if end_at is not None else to_step
total_steps = int(round((to_step - from_step) / step, 0))
num_steps = int(round((end_at - from_step) / step, 0))
start_on = int(round((start_at - from_step) / step, 0))
start_pct = start_at
log.debug(
f"interpolate_cond {idx=} {from_step=} {to_step=} {start_at=} {end_at=} {total_steps=} {num_steps=} {start_on=} {step=}"
)
x = 1 / (total_steps + 1)
for s in range(start_on, num_steps):
factor = round((s + 1) * x, 2)
new_cond = from_cond + (to_cond - from_cond) * factor
if from_pooled is not None and to_pooled is not None:
from_pooled, to_pooled = equalize(from_pooled, to_pooled)
new_pooled = from_pooled + (to_pooled - from_pooled) * factor
elif from_pooled is not None:
new_pooled = from_pooled
n = [new_cond, start[idx][1].copy()]
if new_pooled is not None:
n[1]["pooled_output"] = new_pooled
n[1]["start_percent"] = round(start_pct, 2)
n[1]["end_percent"] = min(round((start_pct + step), 2), 1.0)
start_pct += step
start_pct = round(start_pct, 2)
if prompt_start:
n[1]["prompt"] = f"linear:{round(1.0 - factor, 2)} / {factor}"
log.debug(
"Interpolating at step %s with factor %s (%s, %s)...",
s,
factor,
n[1]["start_percent"],
n[1]["end_percent"],
)
res.append(n)
if res:
res[-1][1]["end_percent"] = round(end_at, 2)
all_res.extend(res)
return all_res
def get_control_points(schedule, steps, encoder):
assert len(steps) > 1
new_steps = set(steps)
for step in (s[0] for s in schedule if s[0] >= steps[0] and s[0] <= steps[-1]):
new_steps.add(step)
control_points = [(s, encoder(schedule.at_step(s)[1])) for s in new_steps]
log.debug("Actual control points for interpolation: %s (from %s)", new_steps, steps)
return sorted(control_points, key=lambda x: x[0])
def linear_interpolator(control_points, step, start_pct, end_pct):
o_start, start = control_points[0]
o_end, _ = control_points[-1]
t_start = o_start
conds = []
for t_end, end in control_points[1:]:
if t_start < start_pct:
t_start, start = t_end, end
continue
if t_start >= end_pct:
break
cs = linear_interpolate_cond(start, end, o_start, o_end, step, start_at=t_start, end_at=end_pct)
if cs:
conds.extend(cs)
else:
break
t_start = t_end
start = end
return conds
class ScheduleToCond:
@classmethod
def INPUT_TYPES(s):
return {
"required": {"clip": ("CLIP",), "prompt_schedule": ("PROMPT_SCHEDULE",)},
}
RETURN_TYPES = ("CONDITIONING",)
CATEGORY = "promptcontrol"
FUNCTION = "apply"
def apply(self, clip, prompt_schedule):
with Timer("ScheduleToCond"):
r = (control_to_clip_common(clip, prompt_schedule),)
return r
class EditableCLIPEncode:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"clip": ("CLIP",),
"text": ("STRING", {"multiline": True}),
},
"optional": {"filter_tags": ("STRING", {"default": ""})},
}
RETURN_TYPES = ("CONDITIONING",)
CATEGORY = "promptcontrol/old"
FUNCTION = "parse"
def parse(self, clip, text, filter_tags=""):
parsed = parse_prompt_schedules(text).with_filters(filter_tags)
return (control_to_clip_common(clip, parsed),)
def get_sdxl(text, defaults):
# Defaults fail to parse and get looked up from the defaults dict
text, sdxl = get_function(text, "SDXL", ["none", "none", "none"])
if not sdxl:
return text, {}
args = sdxl[0]
d = defaults
w, h = parse_floats(args[0], [d.get("sdxl_width", 1024), d.get("sdxl_height", 1024)], split_re="\\s+")
tw, th = parse_floats(args[1], [d.get("sdxl_twidth", 1024), d.get("sdxl_theight", 1024)], split_re="\\s+")
cropw, croph = parse_floats(args[2], [d.get("sdxl_cwidth", 0), d.get("sdxl_cheight", 0)], split_re="\\s+")
opts = {
"width": int(w),
"height": int(h),
"target_width": int(tw),
"target_height": int(th),
"crop_w": int(cropw),
"crop_h": int(croph),
}
return text, opts
def get_style(text, default_style="comfy", default_normalization="none"):
text, styles = get_function(text, "STYLE", [default_style, default_normalization])
if not styles:
return default_style, default_normalization, text
style, normalization = styles[0]
style = style.strip()
normalization = normalization.strip()
if style not in AVAILABLE_STYLES:
log.warning("Unrecognized prompt style: %s. Using %s", style, default_style)
style = default_style
if normalization not in AVAILABLE_NORMALIZATIONS:
log.warning("Unrecognized prompt normalization: %s. Using %s", normalization, default_normalization)
normalization = default_normalization
return style, normalization, text
def encode_regions(clip, tokens, regions, weight_interpretation="comfy", token_normalization="none"):
from custom_nodes.ComfyUI_Cutoff.cutoff import CLIPSetRegion, finalize_clip_regions
clip_regions = {
"clip": clip,
"base_tokens": tokens,
"regions": [],
"targets": [],
"weights": [],
}
strict_mask = 1.0
start_from_masked = 1.0
mask_token = ""
for region in regions:
region_text, target_text, w, sm, sfm, mt = region
if w is not None:
w = safe_float(w, 0)
else:
w = 1.0
if sm is not None:
strict_mask = safe_float(sm, 1.0)
if sfm is not None:
start_from_masked = safe_float(sfm, 1.0)
if mt is not None:
mask_token = mt
log.info("Region: text %s, target %s, weight %s", region_text.strip(), target_text.strip(), w)
(clip_regions,) = CLIPSetRegion.add_clip_region(None, clip_regions, region_text, target_text, w)
log.info("Regions: mask_token=%s strict_mask=%s start_from_masked=%s", mask_token, strict_mask, start_from_masked)
(r,) = finalize_clip_regions(
clip_regions, mask_token, strict_mask, start_from_masked, token_normalization, weight_interpretation
)
cond, pooled = r[0][0], r[0][1].get("pooled_output")
return cond, pooled
SHUFFLE_GEN = torch.Generator(device="cpu")
def shuffle_chunk(shuffle, c):
func, shuffle = shuffle
shuffle_count = int(safe_float(shuffle[0], 0))
_, separator, joiner = shuffle
if separator == "default":
separator = ","
if not separator:
separator = ","
joiner = {
"default": ",",
"separator": separator,
}.get(joiner, joiner)
log.info("%s arg=%s sep=%s join=%s", func, shuffle_count, separator, joiner)
separated = c.split(separator)
if func == "SHIFT":
shuffle_count = shuffle_count % len(separated)
permutation = separated[shuffle_count:] + separated[:shuffle_count]
elif func == "SHUFFLE":
SHUFFLE_GEN.manual_seed(shuffle_count)
permutation = [separated[i] for i in torch.randperm(len(separated), generator=SHUFFLE_GEN)]
else:
# ??? should never get here
permutation = separated
permutation = [p for p in permutation if p.strip()]
if permutation != separated:
c = joiner.join(permutation)
return c
def fix_word_ids(tokens):
"""Fix word indexes. Tokenizing separately (when BREAKs exist) causes the indexes to restart which causes problems with some weighting algorithms that rely on them"""
for key in tokens:
max_idx = 0
for group in range(len(tokens[key])):
for i, token in enumerate(tokens[key][group]):
if len(token) < 3:
# No need to fix ids when they don't exist
return tokens
# Ignore zeros, they represent the padding token
if token[2] != 0 and token[2] < max_idx:
tokens[key][group][i] = (token[0], token[1], token[2] + max_idx)
max_idx = max(max_idx, max(x for _, _, x in tokens[key][group]))
return tokens
def encode_prompt(clip, text, default_style="comfy", default_normalization="none"):
style, normalization, text = get_style(text, default_style, default_normalization)
sculpts = []
if can_sculpt:
text, sculpts = get_function(text, "SCULPT", ["1.0", "forward", "none"])
text, regions = parse_cuts(text)
# defaults=None means there is no argument parsing at all
text, l_prompts = get_function(text, "CLIP_L", defaults=None)
chunks = re.split(r"\bBREAK\b", text)
token_chunks = []
need_word_ids = len(regions) > 0 or (have_advanced_encode and style != "perp")
for c in chunks:
c, shuffles = get_function(c.strip(), "(SHIFT|SHUFFLE)", ["0", "default", "default"], return_func_name=True)
r = c
for s in shuffles:
r = shuffle_chunk(s, r)
if r != c:
log.info("Shuffled prompt chunk to %s", r)
c = r
if sculpts:
w, method, norm = sculpts[0]
log.info("Using vector sculptor with method=%s norm=%s w=%s", method, norm, w)
w = safe_float(w, 1.0)
t = vector_sculptor_tokens(clip, c, method, norm, w)
else:
# Tokenizer returns padded results
t = clip.tokenize(c, return_word_ids=need_word_ids)
token_chunks.append(t)
tokens = token_chunks[0]
for key in tokens:
for c in token_chunks[1:]:
tokens[key].extend(c[key])
# Non-SDXL has only "l"
if "g" in tokens and l_prompts:
text_l = " ".join(l_prompts)
log.info("Encoded SDXL CLIP_L prompt: %s", text_l)
tokens["l"] = clip.tokenize(text_l, return_word_ids=need_word_ids)["l"]
if "g" in tokens and "l" in tokens and len(tokens["l"]) != len(tokens["g"]):
empty = clip.tokenize("", return_word_ids=need_word_ids)
while len(tokens["l"]) < len(tokens["g"]):
tokens["l"] += empty["l"]
while len(tokens["l"]) > len(tokens["g"]):
tokens["g"] += empty["g"]
tokens = fix_word_ids(tokens)
if len(regions) > 0:
return encode_regions(clip, tokens, regions, style, normalization)
if style == "perp":
if normalization != "none":
log.warning("Normalization is not supported with perp style weighting. Ignored '%s'", normalization)
return perp_encode(clip, tokens)
if "t5xxl" not in tokens and have_advanced_encode and not sculpts:
if "g" in tokens:
embs_l = None
embs_g = None
pooled = None
if "l" in tokens:
embs_l, _ = advanced_encode_from_tokens(
tokens["l"],
normalization,
style,
lambda x: encode_token_weights(clip, x, encode_token_weights_l),
return_pooled=False,
)
if "g" in tokens:
embs_g, pooled = advanced_encode_from_tokens(
tokens["g"],
normalization,
style,
lambda x: encode_token_weights(clip, x, encode_token_weights_g),
return_pooled=True,
apply_to_pooled=False,
)
# Hardcoded clip_balance
return prepareXL(embs_l, embs_g, pooled, 0.5)
return advanced_encode_from_tokens(
tokens["l"],
normalization,
style,
lambda x: clip.encode_from_tokens({"l": x}, return_pooled=True),
return_pooled=True,
apply_to_pooled=True,
)
else:
return clip.encode_from_tokens(tokens, return_pooled=True)
def get_area(text):
text, areas = get_function(text, "AREA", ["0 1", "0 1", "1"])
if not areas:
return text, None
args = areas[0]
x, w = parse_floats(args[0], [0.0, 1.0], split_re="\\s+")
y, h = parse_floats(args[1], [0.0, 1.0], split_re="\\s+")
weight = safe_float(args[2], 1.0)
def is_pct(f):
return f >= 0.0 and f <= 1.0
def is_pixel(f):
return f == 0 or f > 1
if all(is_pct(v) for v in [h, w, y, x]):
area = ("percentage", h, w, y, x)
elif all(is_pixel(v) for v in [h, w, y, x]):
area = (int(h) // 8, int(w) // 8, int(y) // 8, int(x) // 8)
else:
raise Exception(
f"AREA specified with invalid size {x} {w}, {h} {y}. They must either all be percentages between 0 and 1 or positive integer pixel values excluding 1"
)
return text, (area, weight)
def get_mask_size(text, defaults):
text, sizes = get_function(text, "MASK_SIZE", ["512", "512"])
if not sizes:
return text, (defaults.get("mask_width", 512), defaults.get("mask_height", 512))
w, h = sizes[0]
return text, (int(w), int(h))
def make_mask(args, size, weight):
x1, x2 = parse_floats(args[0], [0.0, 1.0], split_re="\\s+")
y1, y2 = parse_floats(args[1], [0.0, 1.0], split_re="\\s+")
def is_pct(f):
return f >= 0.0 and f <= 1.0
def is_pixel(f):
return f == 0 or f > 1
if all(is_pct(v) for v in [x1, x2, y1, y2]):
w, h = size
xs = int(w * x1), int(w * x2)
ys = int(h * y1), int(h * y2)
elif all(is_pixel(v) for v in [x1, x2, y1, y2]):
w, h = size
xs = int(x1), int(x2)
ys = int(y1), int(y2)
else:
raise Exception(
f"MASK specified with invalid size {x1} {x2}, {y1} {y2}. They must either all be percentages between 0 and 1 or positive integer pixel values excluding 1"
)
mask = torch.full((h, w), 0, dtype=torch.float32, device="cpu")
mask[ys[0] : ys[1], xs[0] : xs[1]] = weight
mask = mask.unsqueeze(0)
log.info("Mask xs=%s, ys=%s, shape=%s, weight=%s", xs, ys, mask.shape, weight)
return mask
def get_mask(text, size, input_masks):
"""Parse MASK(x1 x2, y1 y2, weight), IMASK(i, weight) and FEATHER(left top right bottom)"""
# TODO: combine multiple masks
text, masks = get_function(text, "MASK", ["0 1", "0 1", "1", "multiply"])
text, imasks = get_function(text, "IMASK", ["0", "1", "multiply"])
text, feathers = get_function(text, "FEATHER", ["0 0 0 0"])
text, maskw = get_function(text, "MASKW", ["1.0"])
if not masks and not imasks:
return text, None, None
def feather(f, mask):
l, t, r, b, *_ = [int(x) for x in parse_floats(f[0], [0, 0, 0, 0], split_re="\\s+")]
mask = FeatherMask().feather(mask, l, t, r, b)[0]
log.info("FeatherMask l=%s, t=%s, r=%s, b=%s", l, t, r, b)
return mask
mask = None
totalweight = 1.0
if maskw:
totalweight = safe_float(maskw[0][0], 1.0)
i = 0
for m in masks:
weight = safe_float(m[2], 1.0)
op = m[3]
nextmask = make_mask(m, size, weight)
if i < len(feathers):
nextmask = feather(feathers[i], nextmask)
i += 1
if mask is not None:
log.info("MaskComposite op=%s", op)
mask = MaskComposite().combine(mask, nextmask, 0, 0, op)[0]
else:
mask = nextmask
for idx, w, op in imasks:
idx = int(safe_float(idx, 0.0))
w = safe_float(w, 1.0)
if len(input_masks) < idx + 1:
log.warn("IMASK index %s not found, ignoring...", idx)
continue
nextmask = input_masks[idx] * w
if i < len(feathers):
nextmask = feather(feathers[i], nextmask)
i += 1
if mask is not None:
mask = MaskComposite().combine(mask, nextmask, 0, 0, op)[0]
else:
mask = nextmask
# apply leftover FEATHER() specs to the whole
for f in feathers[i:]:
mask = feather(f, mask)
return text, mask, totalweight
def get_noise(text):
text, noises = get_function(
text,
"NOISE",
["0.0", "none"],
)
if not noises:
return text, None, None
w = 0
# Only take seed from first noise spec, for simplicity
seed = safe_float(noises[0][1], "none")
if seed == "none":
gen = None
else:
gen = torch.Generator()
gen.manual_seed(int(seed))
for n in noises:
w += safe_float(n[0], 0.0)
return text, max(min(w, 1.0), 0.0), gen
def apply_noise(cond, weight, gen):
if cond is None or not weight:
return cond
n = torch.randn(cond.size(), generator=gen).to(cond)
return cond * (1 - weight) + n * weight
def do_encode(clip, text, defaults, masks):
# First style modifier applies to ANDed prompts too unless overridden
style, normalization, text = get_style(text)
text, mask_size = get_mask_size(text, defaults)
# Don't sum ANDs if this is in prompt
alt_method = "COMFYAND()" in text
text = text.replace("COMFYAND()", "")
prompts = [p.strip() for p in re.split(r"\bAND\b", text)]
p, sdxl_opts = get_sdxl(prompts[0], defaults)
prompts[0] = p
def weight(t):
opts = {}
m = re.search(r":(-?\d\.?\d*)(![A-Za-z]+)?$", t)
if not m:
return (1.0, opts, t)
w = float(m[1])
tag = m[2]
t = t[: m.span()[0]]
if tag == "!noscale":
opts["scale"] = 1
return w, opts, t
conds = []
res = []
scale = sum(abs(weight(p)[0]) for p in prompts if not ("AREA(" in p or "MASK(" in p))
for prompt in prompts:
prompt, mask, mask_weight = get_mask(prompt, mask_size, masks)
w, opts, prompt = weight(prompt)
text, noise_w, generator = get_noise(text)
if not w:
continue
prompt, area = get_area(prompt)
prompt, local_sdxl_opts = get_sdxl(prompt, defaults)
cond, pooled = encode_prompt(clip, prompt, style, normalization)
cond = apply_noise(cond, noise_w, generator)
pooled = apply_noise(pooled, noise_w, generator)
settings = {"prompt": prompt}
if alt_method:
settings["strength"] = w
settings.update(sdxl_opts)
settings.update(local_sdxl_opts)
if area:
settings["area"] = area[0]
settings["strength"] = area[1]
settings["set_area_to_bounds"] = False
if mask is not None:
settings["mask"] = mask
settings["mask_strength"] = mask_weight
if mask is not None or area or alt_method or local_sdxl_opts:
if pooled is not None:
settings["pooled_output"] = pooled
conds.append([cond, settings])
else:
s = opts.get("scale", scale)
res.append((cond, pooled, w / s))
sumconds = [r[0] * r[2] for r in res]
pooleds = [r[1] for r in res if r[1] is not None]
if len(res) > 0:
opts = sdxl_opts
if pooleds:
opts["pooled_output"] = sum(equalize(*pooleds))
sumcond = sum(equalize(*sumconds))
conds.append([sumcond, opts])
return conds
def debug_conds(conds):
r = []
for i, c in enumerate(conds):
x = c[1].copy()
if "pooled_output" in x:
del x["pooled_output"]
r.append((i, x))
return r
def control_to_clip_common(clip, schedules, lora_cache=None, cond_cache=None):
orig_clip = clip.clone()
current_loras = {}
if lora_cache is None:
lora_cache = {}
start_pct = 0.0
conds = []
cond_cache = cond_cache if cond_cache is not None else {}
def c_str(c):
r = [c["prompt"]]
loras = c["loras"]
for k in sorted(loras.keys()):
r.append(k)
r.append(loras[k]["weight_clip"])
for lbw, val in loras[k].get("lbw", {}).items():
r.append(lbw)
r.append(val)
return "".join(str(i) for i in r)
def encode(c):
nonlocal clip
nonlocal current_loras
prompt = c["prompt"]
loras = c["loras"]
cachekey = c_str(c)
cond = cond_cache.get(cachekey)
if cond is None:
if loras != current_loras:
_, clip = utils.apply_loras_from_spec(
loras, clip=orig_clip, cache=lora_cache, applied_loras=current_loras
)
current_loras = loras
cond_cache[cachekey] = do_encode(clip, prompt, schedules.defaults, schedules.masks)
return cond_cache[cachekey]
for end_pct, c in schedules:
interpolations = [
i
for i in schedules.interpolations
if (start_pct >= i[0][0] and start_pct < i[0][-1]) or (end_pct > i[0][0] and start_pct < i[0][-1])
]
new_start_pct = start_pct
if interpolations:
min_step = min(i[1] for i in interpolations)
for i in interpolations:
control_points, _ = i
interpolation_end_pct = min(control_points[-1], end_pct)
interpolation_start_pct = max(control_points[0], start_pct)
control_points = get_control_points(schedules, control_points, encode)
cs = linear_interpolator(control_points, min_step, interpolation_start_pct, interpolation_end_pct)
conds.extend(cs)
new_start_pct = max(new_start_pct, interpolation_end_pct)
start_pct = new_start_pct
if start_pct < end_pct:
cond = encode(c)
# Node functions return lists of cond
cond = conditioning_set_values(
cond, {"start_percent": round(start_pct, 2), "end_percent": round(end_pct, 2), "prompt": c["prompt"]}
)
conds.extend(cond)
start_pct = end_pct
log.debug("Conds at the end: %s", debug_conds(conds))
log.debug("Final cond info: %s", debug_conds(conds))
return conds