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InvokeAI
invokeai/backend/patches/layers/base_layer_patch.py
.py
from abc import ABC, abstractmethod import torch class BaseLayerPatch(ABC): @abstractmethod def get_parameters(self, orig_parameters: dict[str, torch.Tensor], weight: float) -> dict[str, torch.Tensor]: """Get the parameter residual updates that should be applied to the original parameters. Parameters...
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InvokeAI
invokeai/backend/patches/layers/lokr_layer.py
.py
from typing import Dict import torch from invokeai.backend.patches.layers.lora_layer_base import LoRALayerBase from invokeai.backend.util.calc_tensor_size import calc_tensors_size class LoKRLayer(LoRALayerBase): """LoKR LyCoris layer. Example model for testing this layer type: https://civitai.com/models/34...
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InvokeAI
invokeai/backend/patches/layers/set_parameter_layer.py
.py
import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.util.calc_tensor_size import calc_tensor_size class SetParameterLayer(BaseLayerPatch): """A layer that sets a single parameter to a new target value. (The diff between the target value and current v...
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InvokeAI
invokeai/backend/patches/layers/flux_control_lora_layer.py
.py
import torch from invokeai.backend.patches.layers.lora_layer import LoRALayer class FluxControlLoRALayer(LoRALayer): """A special case of LoRALayer for use with FLUX Control LoRAs that pads the target parameter with zeros if the shapes don't match. """ def get_parameters(self, orig_parameters: dict[...
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InvokeAI
invokeai/backend/patches/layers/ia3_layer.py
.py
from typing import Dict, Optional import torch from invokeai.backend.model_manager.load.model_cache.torch_module_autocast.cast_to_device import cast_to_device from invokeai.backend.patches.layers.lora_layer_base import LoRALayerBase class IA3Layer(LoRALayerBase): """IA3 Layer Example model for testing this...
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InvokeAI
invokeai/backend/patches/lora_conversions/qwen_image_lora_conversion_utils.py
.py
"""Qwen Image LoRA conversion utilities. Qwen Image uses QwenImageTransformer2DModel architecture. Supports multiple LoRA formats: - Diffusers/PEFT: transformer_blocks.0.attn.to_k.lora_down.weight - With prefix: transformer.transformer_blocks.0.attn.to_k.lora_down.weight - Kohya: lora_unet_transformer_blocks_0_attn_to...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_diffusers_lora_conversion_utils.py
.py
from typing import Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.merged_layer_patch import MergedLayerPatch, Range from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.lora_co...
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InvokeAI
invokeai/backend/patches/lora_conversions/formats.py
.py
from typing import Any from invokeai.backend.model_manager.taxonomy import FluxLoRAFormat from invokeai.backend.patches.lora_conversions.flux_aitoolkit_lora_conversion_utils import ( is_state_dict_likely_in_flux_aitoolkit_format, ) from invokeai.backend.patches.lora_conversions.flux_bfl_peft_lora_conversion_utils ...
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InvokeAI
invokeai/backend/patches/lora_conversions/krea2_lora_constants.py
.py
# Krea-2 LoRA prefix constants. # These prefixes namespace LoRA patch keys when applying them to Krea-2 models. # Prefix for Krea-2 transformer (Krea2Transformer2DModel) LoRA layers. KREA2_LORA_TRANSFORMER_PREFIX = "lora_transformer-" # Prefix for Krea-2 Qwen3-VL text encoder LoRA layers. KREA2_LORA_QWEN3VL_PREFIX = ...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_lora_constants.py
.py
# Prefixes used to distinguish between transformer and CLIP text encoder keys in the FLUX InvokeAI LoRA format. FLUX_LORA_TRANSFORMER_PREFIX = "lora_transformer-" FLUX_LORA_CLIP_PREFIX = "lora_clip-" FLUX_LORA_T5_PREFIX = "lora_t5-"
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InvokeAI
invokeai/backend/patches/lora_conversions/sd_lora_conversion_utils.py
.py
from typing import Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.model_patch_raw import ModelPatchRaw def lora_model_from_sd_state_dict(state_dict: Dict[str,...
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InvokeAI
invokeai/backend/patches/lora_conversions/z_image_lora_constants.py
.py
# Z-Image LoRA prefix constants # These prefixes are used for key mapping when applying LoRA patches to Z-Image models # Prefix for Z-Image transformer (S3-DiT architecture) LoRA layers Z_IMAGE_LORA_TRANSFORMER_PREFIX = "lora_transformer-" # Prefix for Qwen3 text encoder LoRA layers Z_IMAGE_LORA_QWEN3_PREFIX = "lora_...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_kohya_lora_conversion_utils.py
.py
import re from typing import Any, Dict, TypeVar import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.lora_conversions.flux_lora_constants import ( FLUX_LORA_CLIP_PREFI...
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InvokeAI
invokeai/backend/patches/lora_conversions/wan_lora_conversion_utils.py
.py
"""Wan 2.2 LoRA conversion utilities. Wan LoRAs target the ``WanTransformer3DModel`` attention and FFN layers. We normalise every supported source layout to the diffusers parameter-path naming the loaded model uses at runtime (``blocks.<idx>.attn1.to_q``, ``blocks.<idx>.attn2.to_k``, ``blocks.<idx>.ffn.net.0.proj``, e...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_onetrainer_lora_conversion_utils.py
.py
import re from typing import Any, Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.lora_conversions.flux_diffusers_lora_conversion_utils import ( lora_layers_...
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InvokeAI
invokeai/backend/patches/lora_conversions/anima_lora_constants.py
.py
# Anima LoRA prefix constants # These prefixes are used for key mapping when applying LoRA patches to Anima models import re # Prefix for Anima transformer (Cosmos DiT architecture) LoRA layers ANIMA_LORA_TRANSFORMER_PREFIX = "lora_transformer-" # Prefix for Qwen3 text encoder LoRA layers ANIMA_LORA_QWEN3_PREFIX = "...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_xlabs_lora_conversion_utils.py
.py
import re from typing import Any, Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.lora_conversions.flux_lora_constants import FLUX_LORA_TRANSFORMER_PREFIX from i...
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InvokeAI
invokeai/backend/patches/lora_conversions/z_image_lora_conversion_utils.py
.py
"""Z-Image LoRA conversion utilities. Z-Image uses S3-DiT transformer architecture with Qwen3 text encoder. LoRAs for Z-Image typically follow the diffusers PEFT format or Kohya format. """ import re from typing import Any, Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatc...
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InvokeAI
invokeai/backend/patches/lora_conversions/wan_lora_constants.py
.py
# Wan 2.2 LoRA prefix constants and key-shape detection helpers. # # Wan LoRAs come in three shapes in the wild: # # 1. **Diffusers PEFT** (HF naming), with or without a "transformer." prefix: # blocks.0.attn1.to_q.lora_A.weight # transformer.blocks.0.attn1.to_q.lora_A.weight # # 2. **Native upstream PEFT** (...
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InvokeAI
invokeai/backend/patches/lora_conversions/peft_adapter_utils.py
.py
"""Utilities for handling PEFT named-adapter LoRA state dicts. PEFT (HuggingFace Parameter-Efficient Fine-Tuning) supports multiple named adapters per model. When saved, the adapter name is encoded in the weight key: Standard PEFT: foo.bar.lora_A.weight Named-adapter PEFT: foo.bar.lora_A.<adapt...
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InvokeAI
invokeai/backend/patches/lora_conversions/kohya_key_utils.py
.py
from typing import Iterable INDEX_PLACEHOLDER = "index_placeholder" # Type alias for a 'ParsingTree', which is a recursive dict with string keys. ParsingTree = dict[str, "ParsingTree"] def insert_periods_into_kohya_key(key: str, parsing_tree: ParsingTree) -> str: """Insert periods into a Kohya key based on a p...
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InvokeAI
invokeai/backend/patches/lora_conversions/krea2_lora_conversion_utils.py
.py
"""Krea-2 LoRA conversion utilities. Krea-2 uses a single-stream MMDiT (``Krea2Transformer2DModel``) with a Qwen3-VL text encoder. Published LoRAs (e.g. krea/Krea-2-LoRA-*) are diffusers PEFT format: keys like ``transformer.<module>.lora_A.weight`` / ``lora_B.weight``. The distinctive Krea-2 module is the ``text_fusio...
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InvokeAI
invokeai/backend/patches/lora_conversions/sdxl_lora_conversion_utils.py
.py
import bisect from typing import Dict, List, Tuple, TypeVar T = TypeVar("T") def convert_sdxl_keys_to_diffusers_format(state_dict: Dict[str, T]) -> dict[str, T]: """Convert the keys of an SDXL LoRA state_dict to diffusers format. The input state_dict can be in either Stability AI format or diffusers format....
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_control_lora_utils.py
.py
import re from typing import Any, Dict import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.flux_control_lora_layer import FluxControlLoRALayer from invokeai.backend.patches.layers.lora_layer import LoRALayer from invokeai.backend.patches.layers...
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3,804
InvokeAI
invokeai/backend/patches/lora_conversions/flux_onetrainer_bfl_lora_conversion_utils.py
.py
"""Utilities for detecting and converting FLUX LoRAs in OneTrainer BFL format. This format is produced by newer versions of OneTrainer and uses BFL internal key names (double_blocks, single_blocks, img_attn, etc.) with a 'transformer.' prefix and InvokeAI-native LoRA suffixes (lora_down.weight, lora_up.weight, alpha)....
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_aitoolkit_lora_conversion_utils.py
.py
import json from dataclasses import dataclass, field from typing import Any import torch from invokeai.backend.patches.layers.base_layer_patch import BaseLayerPatch from invokeai.backend.patches.layers.utils import any_lora_layer_from_state_dict from invokeai.backend.patches.lora_conversions.flux_diffusers_lora_conve...
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InvokeAI
invokeai/backend/patches/lora_conversions/anima_lora_conversion_utils.py
.py
"""Anima LoRA conversion utilities. Anima uses a Cosmos Predict2 DiT transformer architecture. LoRAs for Anima typically follow the Kohya-style format with underscore-separated keys (e.g., lora_unet_blocks_0_cross_attn_k_proj) that map to model parameter paths (e.g., blocks.0.cross_attn.k_proj). Some Anima LoRAs also...
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InvokeAI
invokeai/backend/patches/lora_conversions/flux_bfl_peft_lora_conversion_utils.py
.py
"""Utilities for detecting and converting FLUX LoRAs in BFL PEFT format. This format uses BFL internal key names (double_blocks, single_blocks, etc.) with a 'diffusion_model.' prefix and PEFT-style LoRA suffixes (lora_A.weight, lora_B.weight). LyCORIS variants (LoKR, LoHA, etc.) are also supported, using their respect...
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InvokeAI
invokeai/backend/anima/control_net_lllite.py
.py
"""ControlNet-LLLite adapter for Anima (DiT), v2 weight format. A LLLite adapter is a shared conv trunk (``conditioning1``) that encodes a conditioning image into per-token embeddings, plus one tiny zero-init MLP per target Linear in the DiT. Each module perturbs its Linear's *input*: ``y = org_forward(x + up(film_mlp...
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InvokeAI
invokeai/backend/anima/__init__.py
.py
"""Anima model backend module. Anima is a 2B-parameter anime-focused text-to-image model built on NVIDIA's Cosmos Predict2 DiT architecture with a custom LLM Adapter that bridges Qwen3 0.6B text encoder outputs to the DiT backbone. """
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InvokeAI
invokeai/backend/anima/regional_prompting.py
.py
"""Regional prompting extension for Anima. Anima's architecture uses separate cross-attention in each DiT block: image tokens (in 5D spatial layout) cross-attend to context tokens (LLM Adapter output). This is different from Z-Image's unified [img, txt] sequence with self-attention. For regional prompting, we: 1. Run...
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InvokeAI
invokeai/backend/anima/anima_transformer_patch.py
.py
"""Utilities for patching the AnimaTransformer to support regional cross-attention masks.""" from contextlib import contextmanager from typing import Optional import torch import torch.nn.functional as F from einops import rearrange from invokeai.backend.anima.regional_prompting import AnimaRegionalPromptingExtensio...
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InvokeAI
invokeai/backend/anima/conditioning_data.py
.py
"""Anima text conditioning data structures. Anima uses a dual-conditioning scheme: - Qwen3 0.6B hidden states (continuous embeddings) - T5-XXL token IDs (discrete IDs, embedded by the LLM Adapter inside the transformer) Both are produced by the text encoder invocation and stored together. For regional prompting, mul...
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InvokeAI
invokeai/backend/anima/anima_transformer.py
.py
"""Anima transformer model: Cosmos Predict2 MiniTrainDIT + LLM Adapter. The Anima architecture combines: 1. MiniTrainDIT: A Cosmos Predict2 DiT backbone with 28 blocks, 2048-dim hidden state, and 3D RoPE positional embeddings. 2. LLMAdapter: A 6-layer cross-attention transformer that fuses Qwen3 0.6B hidden states ...
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InvokeAI
invokeai/backend/anima/scheduler_driver.py
.py
"""Anima scheduler driver. Encapsulates the per-scheduler API quirks that ``anima_denoise._run_diffusion`` would otherwise have to know about: * Schedulers that accept ``set_timesteps(sigmas=...)`` get the pre-shifted Anima schedule passed directly. * Schedulers that don't accept ``sigmas=`` use ``set_begin_index()...
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InvokeAI
invokeai/backend/onnx/onnx_runtime.py
.py
# Copyright (c) 2024 The InvokeAI Development Team import os import sys from pathlib import Path from typing import Any, List, Optional, Tuple, Union import numpy as np import onnx import torch from onnx import numpy_helper from onnxruntime import InferenceSession, SessionOptions, get_available_providers from invokea...
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InvokeAI
invokeai/backend/util/build_line.py
.py
from typing import Callable def build_line(x1: float, y1: float, x2: float, y2: float) -> Callable[[float], float]: """Build a linear function given two points on the line (x1, y1) and (x2, y2).""" return lambda x: (y2 - y1) / (x2 - x1) * (x - x1) + y1
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InvokeAI
invokeai/backend/util/prefix_logger_adapter.py
.py
import logging from typing import Any, MutableMapping # Issue with type hints related to LoggerAdapter: https://github.com/python/typeshed/issues/7855 class PrefixedLoggerAdapter(logging.LoggerAdapter): # type: ignore def __init__(self, logger: logging.Logger, prefix: str): super().__init__(logger, {}) ...
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InvokeAI
invokeai/backend/util/logging.py
.py
# Copyright (c) 2023 Lincoln D. Stein and The InvokeAI Development Team """ Logging class for InvokeAI that produces console messages. Usage: from invokeai.backend.util.logging import InvokeAILogger logger = InvokeAILogger.get_logger(name='InvokeAI') // Initialization (or) logger = InvokeAILogger.get_logger(__name_...
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InvokeAI
invokeai/backend/util/hotfixes.py
.py
from typing import Any, Dict, List, Optional, Tuple, Union import diffusers import torch from diffusers.configuration_utils import ConfigMixin, register_to_config from diffusers.loaders.single_file_model import FromOriginalModelMixin from diffusers.models.attention_processor import AttentionProcessor, AttnProcessor fr...
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InvokeAI
invokeai/backend/util/fp8.py
.py
"""Helpers for models loaded with FP8 layerwise-casting storage. See `ModelLoader._apply_fp8_layerwise_casting`: eligible layers keep their weights in `float8_e4m3fn` and forward hooks cast them up to the model's compute dtype (fp16/bf16) for the duration of each forward pass. The consequence for callers is that `mod...
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InvokeAI
invokeai/backend/util/attention.py
.py
# Copyright (c) 2023 Lincoln Stein and the InvokeAI Team """ Utility routine used for autodetection of optimal slice size for attention mechanism. """ import psutil import torch from invokeai.backend.util.devices import TorchDevice def auto_detect_slice_size(latents: torch.Tensor) -> str: bytes_per_element_need...
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InvokeAI
invokeai/backend/util/catch_sigint.py
.py
""" This module defines a context manager `catch_sigint()` which temporarily replaces the sigINT handler defined by the ASGI in order to allow the user to ^C the application and shut it down immediately. This was implemented in order to allow the user to interrupt slow model hashing during startup. Use like this: f...
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InvokeAI
invokeai/backend/util/util.py
.py
import base64 import io import os import re import unicodedata from pathlib import Path from PIL import Image def slugify(value: str, allow_unicode: bool = False) -> str: """ Convert to ASCII if 'allow_unicode' is False. Convert spaces or repeated dashes to single dashes. Remove characters that aren't al...
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InvokeAI
invokeai/backend/util/level_zero.py
.py
"""Minimal Level Zero queries for facts torch does not surface on XPU. Two things are read here, both through the Level Zero loader that is already present wherever ``torch+xpu`` is installed (it arrives with the ``intel-sycl-rt`` runtime dependency) -- so no new package and no compiled extension: * **Is a device int...
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InvokeAI
invokeai/backend/util/silence_warnings.py
.py
import warnings from contextlib import ContextDecorator from diffusers.utils import logging as diffusers_logging from transformers import logging as transformers_logging # Inherit from ContextDecorator to allow using SilenceWarnings as both a context manager and a decorator. class SilenceWarnings(ContextDecorator): ...
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InvokeAI
invokeai/backend/util/mask.py
.py
import torch def to_standard_mask_dim(mask: torch.Tensor) -> torch.Tensor: """Standardize the dimensions of a mask tensor. Args: mask (torch.Tensor): A mask tensor. The shape can be (1, h, w) or (h, w). Returns: torch.Tensor: The output mask tensor. The shape is (1, h, w). """ # ...
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InvokeAI
invokeai/backend/util/__init__.py
.py
""" Initialization file for invokeai.backend.util """ from invokeai.backend.util.logging import InvokeAILogger from invokeai.backend.util.util import Chdir, directory_size __all__ = [ "directory_size", "Chdir", "InvokeAILogger", ]
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InvokeAI
invokeai/backend/util/vae_working_memory.py
.py
from typing import Literal import torch from diffusers.models.autoencoders.autoencoder_kl import AutoencoderKL from diffusers.models.autoencoders.autoencoder_kl_qwenimage import AutoencoderKLQwenImage from diffusers.models.autoencoders.autoencoder_kl_wan import AutoencoderKLWan from diffusers.models.autoencoders.autoe...
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InvokeAI
invokeai/backend/util/devices.py
.py
import threading from collections import Counter, defaultdict from typing import Dict, Literal, Optional, Union import torch from deprecated import deprecated from invokeai.app.services.config.config_default import get_config from invokeai.backend.util.level_zero import xpu_device_is_integrated, xpu_memory_info from ...
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InvokeAI
invokeai/backend/util/gallery_maintenance.py
.py
# pylint: disable=line-too-long # pylint: disable=broad-exception-caught # pylint: disable=missing-function-docstring """Script to peform db maintenance and outputs directory management.""" import argparse import datetime import enum import glob import locale import os import shutil import sqlite3 from pathlib import ...
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InvokeAI
invokeai/backend/util/device_pool.py
.py
"""Process-global arbiter that lends idle generation GPUs for text-encoder offload. In multi-GPU mode (see ``generation_devices``) the session processor runs one generation worker per GPU. When fewer sessions are running than there are GPUs, some GPUs sit idle. This arbiter lets a busy worker temporarily *borrow* an i...
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InvokeAI
invokeai/backend/util/original_weights_storage.py
.py
from __future__ import annotations from typing import Dict, Iterator, Optional, Tuple import torch from invokeai.backend.util.devices import TorchDevice class OriginalWeightsStorage: """A class for tracking the original weights of a model for patch/unpatch operations.""" def __init__(self, cached_weights:...
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InvokeAI
invokeai/backend/util/test_utils.py
.py
import contextlib from pathlib import Path from typing import Optional, Union import pytest import torch from invokeai.app.services.model_manager import ModelManagerServiceBase from invokeai.app.services.model_records import UnknownModelException from invokeai.backend.model_manager.load.load_base import LoadedModel f...
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InvokeAI
invokeai/backend/util/calc_tensor_size.py
.py
import torch def calc_tensor_size(t: torch.Tensor) -> int: """Calculate the size of a tensor in bytes.""" # SDNQ quantized tensors advertise the dequantized shape with a uint8 dtype, which both # over-counts the packed uint4/int5 storage and omits the scale/zero_point/svd payloads. Ask the # wrapper f...
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InvokeAI
invokeai/backend/model_hash/model_hash.py
.py
# Copyright (c) 2023 Lincoln D. Stein and the InvokeAI Development Team import hashlib import os from pathlib import Path from typing import Callable, Literal, Optional, Union from blake3 import blake3 from tqdm import tqdm from invokeai.app.util.misc import uuid_string HASHING_ALGORITHMS = Literal[ "blake3_mul...
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InvokeAI
invokeai/backend/model_hash/hash_validator.py
.py
import json from base64 import b64decode def validate_hash(hash: str): if ":" not in hash: return for enc_hash in hashes: alg, hash_ = hash.split(":") if alg == "blake3": alg = "blake3_single" map = json.loads(b64decode(enc_hash)) if alg in map: ...
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InvokeAI
invokeai/backend/image_util/hed.py
.py
# Adapted from https://github.com/huggingface/controlnet_aux import pathlib import cv2 import huggingface_hub import numpy as np import torch from einops import rearrange from huggingface_hub import hf_hub_download from PIL import Image from invokeai.backend.image_util.util import ( nms, normalize_image_chan...
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InvokeAI
invokeai/backend/image_util/lineart_anime.py
.py
"""Adapted from https://github.com/huggingface/controlnet_aux (Apache-2.0 license).""" import functools import pathlib from typing import Optional import cv2 import huggingface_hub import numpy as np import torch import torch.nn as nn from einops import rearrange from huggingface_hub import hf_hub_download from PIL i...
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InvokeAI
invokeai/backend/image_util/pngwriter.py
.py
""" Two helper classes for dealing with PNG images and their path names. PngWriter -- Converts Images generated by T2I into PNGs, finds appropriate names for them, and writes prompt metadata into the PNG. Exports function retrieve_metadata(path) """ import json import os import re from PIL ...
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InvokeAI
invokeai/backend/image_util/util.py
.py
from math import ceil, floor, sqrt from typing import Optional import cv2 import numpy as np from PIL import Image class InitImageResizer: """Simple class to create resized copies of an Image while preserving the aspect ratio.""" def __init__(self, Image): self.image = Image def resize(self, wi...
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InvokeAI
invokeai/backend/image_util/__init__.py
.py
""" Initialization file for invokeai.backend.image_util methods. """ from invokeai.backend.image_util.infill_methods.patchmatch import PatchMatch # noqa: F401 from invokeai.backend.image_util.pngwriter import ( # noqa: F401 PngWriter, PromptFormatter, retrieve_metadata, write_metadata, ) from invokea...
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InvokeAI
invokeai/backend/image_util/controlnet_processor.py
.py
"""Utilities for processing images with ControlNet processors.""" from datetime import datetime from typing import Any, Optional from invokeai.app.invocations.fields import ImageField from invokeai.app.services.invoker import InvocationServices from invokeai.app.services.session_queue.session_queue_common import Sess...
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InvokeAI
invokeai/backend/image_util/composition.py
.py
# TODO: Improve blend modes # TODO: Add nodes like Hue Adjust for Saturation/Contrast/etc... ? # TODO: Continue implementing more blend modes/color spaces(?) # TODO: Custom ICC profiles with PIL.ImageCms? # TODO: Blend multiple layers all crammed into a tensor(?) or list # Copyright (c) 2023 Darren Ringer <dwringer@gm...
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InvokeAI
invokeai/backend/image_util/lineart.py
.py
"""Adapted from https://github.com/huggingface/controlnet_aux (Apache-2.0 license).""" import pathlib import cv2 import huggingface_hub import numpy as np import torch import torch.nn as nn from einops import rearrange from huggingface_hub import hf_hub_download from PIL import Image from invokeai.backend.image_util...
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InvokeAI
invokeai/backend/image_util/invisible_watermark.py
.py
""" This module defines a singleton object, "invisible_watermark" that wraps the invisible watermark model. It respects the global "invisible_watermark" configuration variable, that allows the watermarking to be supressed. """ import cv2 import numpy as np from PIL import Image import invokeai.backend.util.logging as...
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InvokeAI
invokeai/backend/image_util/color_conversion.py
.py
from math import pi as PI import torch MAX_FLOAT = torch.finfo(torch.tensor(1.0).dtype).max _SRGB_TO_LINEAR_THRESHOLD = 0.0404482362771082 _LINEAR_TO_SRGB_THRESHOLD = 0.0031308 _SRGB_TO_XYZ_D65_MATRIX = ( (0.4124, 0.3576, 0.1805), (0.2126, 0.7152, 0.0722), (0.0193, 0.1192, 0.9505), ) _XYZ_D65_TO_SRGB_MATR...
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InvokeAI
invokeai/backend/image_util/safety_checker.py
.py
""" This module defines a singleton object, "safety_checker" that wraps the safety_checker model. It respects the global "nsfw_checker" configuration variable, that allows the checker to be supressed. """ from pathlib import Path import numpy as np from diffusers.pipelines.stable_diffusion.safety_checker import Stabl...
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InvokeAI
invokeai/backend/image_util/content_shuffle.py
.py
# Adapted from https://github.com/huggingface/controlnet_aux import cv2 import numpy as np from PIL import Image from invokeai.backend.image_util.util import np_to_pil, pil_to_np def make_noise_disk(H, W, C, F): noise = np.random.uniform(low=0, high=1, size=((H // F) + 2, (W // F) + 2, C)) noise = cv2.resiz...
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InvokeAI
invokeai/backend/image_util/canny.py
.py
import cv2 from PIL import Image from invokeai.backend.image_util.util import ( cv2_to_pil, normalize_image_channel_count, pil_to_cv2, resize_image_to_resolution, ) def get_canny_edges( image: Image.Image, low_threshold: int, high_threshold: int, detect_resolution: int, image_resolution: int ) ->...
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invokeai/backend/image_util/dw_openpose/utils.py
.py
# Code from the original DWPose Implementation: https://github.com/IDEA-Research/DWPose import math import cv2 import numpy as np import numpy.typing as npt eps = 0.01 NDArrayInt = npt.NDArray[np.uint8] def draw_bodypose(canvas: NDArrayInt, candidate: NDArrayInt, subset: NDArrayInt) -> NDArrayInt: H, W, C = ca...
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invokeai/backend/image_util/dw_openpose/__init__.py
.py
from pathlib import Path from typing import Dict import huggingface_hub import numpy as np import onnxruntime as ort import torch from PIL import Image from invokeai.backend.image_util.dw_openpose.onnxdet import inference_detector from invokeai.backend.image_util.dw_openpose.onnxpose import inference_pose from invoke...
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invokeai/backend/image_util/dw_openpose/onnxdet.py
.py
# Code from the original DWPose Implementation: https://github.com/IDEA-Research/DWPose import cv2 import numpy as np def nms(boxes, scores, nms_thr): """Single class NMS implemented in Numpy.""" x1 = boxes[:, 0] y1 = boxes[:, 1] x2 = boxes[:, 2] y2 = boxes[:, 3] areas = (x2 - x1 + 1) * (y2 ...
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invokeai/backend/image_util/dw_openpose/onnxpose.py
.py
# Code from the original DWPose Implementation: https://github.com/IDEA-Research/DWPose from typing import List, Tuple import cv2 import numpy as np import onnxruntime as ort def preprocess( img: np.ndarray, out_bbox, input_size: Tuple[int, int] = (192, 256) ) -> Tuple[np.ndarray, np.ndarray, np.ndarray]: "...
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invokeai/backend/image_util/depth_anything/depth_anything_pipeline.py
.py
import pathlib from typing import Optional import torch from PIL import Image from transformers import pipeline from transformers.pipelines import DepthEstimationPipeline from invokeai.backend.raw_model import RawModel class DepthAnythingPipeline(RawModel): """Custom wrapper for the Depth Estimation pipeline fr...
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invokeai/backend/image_util/realesrgan/realesrgan.py
.py
import math from enum import Enum from typing import Any, Optional import cv2 import numpy as np import numpy.typing as npt import torch from cv2.typing import MatLike from tqdm import tqdm from invokeai.backend.image_util.basicsr.rrdbnet_arch import RRDBNet from invokeai.backend.model_manager.taxonomy import AnyMode...
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invokeai/backend/image_util/infill_methods/mosaic.py
.py
from typing import Tuple import numpy as np from PIL import Image def infill_mosaic( image: Image.Image, tile_shape: Tuple[int, int] = (64, 64), min_color: Tuple[int, int, int, int] = (0, 0, 0, 0), max_color: Tuple[int, int, int, int] = (255, 255, 255, 0), ) -> Image.Image: """ image:PIL - A ...
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InvokeAI
invokeai/backend/image_util/infill_methods/lama.py
.py
from pathlib import Path from typing import Any import numpy as np import torch from PIL import Image import invokeai.backend.util.logging as logger from invokeai.backend.model_manager.load.model_cache.utils import get_effective_device from invokeai.backend.model_manager.taxonomy import AnyModel def norm_img(np_img...
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InvokeAI
invokeai/backend/image_util/infill_methods/patchmatch.py
.py
""" This module defines a singleton object, "patchmatch" that wraps the actual patchmatch object. It respects the global "try_patchmatch" attribute, so that patchmatch loading can be suppressed or deferred """ import numpy as np from PIL import Image import invokeai.backend.util.logging as logger from invokeai.app.se...
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invokeai/backend/image_util/infill_methods/cv2_inpaint.py
.py
import cv2 import numpy as np from PIL import Image def cv2_inpaint(image: Image.Image) -> Image.Image: # Prepare Image image_array = np.array(image.convert("RGB")) image_cv = cv2.cvtColor(image_array, cv2.COLOR_RGB2BGR) # Prepare Mask From Alpha Channel mask = image.split()[3].convert("RGB") ...
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InvokeAI
invokeai/backend/image_util/infill_methods/tile.py
.py
from dataclasses import dataclass from typing import Optional import numpy as np from PIL import Image def create_tile_pool(img_array: np.ndarray, tile_size: tuple[int, int]) -> list[np.ndarray]: """ Create a pool of tiles from non-transparent areas of the image by systematically walking through the image. ...
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invokeai/backend/image_util/mlsd/utils.py
.py
''' modified by lihaoweicv pytorch version ''' ''' M-LSD Copyright 2021-present NAVER Corp. Apache License v2.0 ''' import cv2 import numpy as np import torch from torch.nn import functional as F from invokeai.backend.model_manager.load.model_cache.utils import get_effective_device def deccode_output_score_and_pt...
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invokeai/backend/image_util/mlsd/__init__.py
.py
# Adapted from https://github.com/huggingface/controlnet_aux import pathlib import cv2 import huggingface_hub import numpy as np import torch from PIL import Image from invokeai.backend.image_util.mlsd.models.mbv2_mlsd_large import MobileV2_MLSD_Large from invokeai.backend.image_util.mlsd.utils import pred_lines fro...
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invokeai/backend/image_util/mlsd/models/mbv2_mlsd_large.py
.py
import torch import torch.nn as nn import torch.utils.model_zoo as model_zoo from torch.nn import functional as F class BlockTypeA(nn.Module): def __init__(self, in_c1, in_c2, out_c1, out_c2, upscale = True): super(BlockTypeA, self).__init__() self.conv1 = nn.Sequential( nn.Conv2d(in_c...
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invokeai/backend/image_util/mlsd/models/mbv2_mlsd_tiny.py
.py
import torch import torch.nn as nn import torch.utils.model_zoo as model_zoo from torch.nn import functional as F class BlockTypeA(nn.Module): def __init__(self, in_c1, in_c2, out_c1, out_c2, upscale = True): super(BlockTypeA, self).__init__() self.conv1 = nn.Sequential( nn.Conv2d(in_c...
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invokeai/backend/image_util/imwatermark/vendor.py
.py
# This file is vendored from https://github.com/ShieldMnt/invisible-watermark # # `invisible-watermark` is MIT licensed as of August 23, 2025, when the code was copied into this repo. # # Why we vendored it in: # `invisible-watermark` has a dependency on `opencv-python`, which conflicts with Invoke's dependency on # `o...
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invokeai/backend/image_util/grounding_dino/grounding_dino_pipeline.py
.py
from typing import Optional import torch from PIL import Image from transformers.pipelines import ZeroShotObjectDetectionPipeline from invokeai.backend.image_util.grounding_dino.detection_result import DetectionResult from invokeai.backend.raw_model import RawModel class GroundingDinoPipeline(RawModel): """A wr...
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invokeai/backend/image_util/grounding_dino/detection_result.py
.py
from pydantic import BaseModel, ConfigDict class BoundingBox(BaseModel): """Bounding box helper class.""" xmin: int ymin: int xmax: int ymax: int class DetectionResult(BaseModel): """Detection result from Grounding DINO.""" score: float label: str box: BoundingBox model_con...
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invokeai/backend/image_util/pbr_maps/pbr_maps.py
.py
# Original: https://github.com/joeyballentine/Material-Map-Generator # Adopted and optimized for Invoke AI import pathlib from typing import Any, Literal import cv2 import numpy as np import numpy.typing as npt import torch from PIL import Image from safetensors.torch import load_file from invokeai.backend.image_uti...
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invokeai/backend/image_util/pbr_maps/architecture/pbr_rrdb_net.py
.py
# Original: https://github.com/joeyballentine/Material-Map-Generator # Adopted and optimized for Invoke AI import math from typing import Literal, Optional import torch import torch.nn as nn import invokeai.backend.image_util.pbr_maps.architecture.block as B UPSCALE_MODE = Literal["upconv", "pixelshuffle"] class ...
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invokeai/backend/image_util/pbr_maps/architecture/block.py
.py
# Original: https://github.com/joeyballentine/Material-Map-Generator # Adopted and optimized for Invoke AI from collections import OrderedDict from typing import Any, List, Literal, Optional import torch import torch.nn as nn ACTIVATION_LAYER_TYPE = Literal["relu", "leakyrelu", "prelu"] NORMALIZATION_LAYER_TYPE = Li...
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invokeai/backend/image_util/pbr_maps/utils/image_ops.py
.py
# Original: https://github.com/joeyballentine/Material-Map-Generator # Adopted and optimized for Invoke AI import math from typing import Any, Callable, List import numpy as np import numpy.typing as npt from invokeai.backend.image_util.pbr_maps.architecture.pbr_rrdb_net import PBR_RRDB_Net def crop_seamless(img: ...
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invokeai/backend/image_util/segment_anything/segment_anything_2_pipeline.py
.py
from typing import Optional import torch from PIL import Image # Import SAM2 components - these should be available in transformers 4.56.0+ from transformers.models.sam2 import Sam2Model from transformers.models.sam2.processing_sam2 import Sam2Processor from invokeai.backend.image_util.segment_anything.shared import...
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invokeai/backend/image_util/segment_anything/segment_anything_pipeline.py
.py
from typing import Optional import torch from PIL import Image from transformers.models.sam import SamModel from transformers.models.sam.processing_sam import SamProcessor from invokeai.backend.image_util.segment_anything.shared import SAMInput from invokeai.backend.raw_model import RawModel class SegmentAnythingPi...
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invokeai/backend/image_util/segment_anything/shared.py
.py
from enum import Enum from pydantic import BaseModel, model_validator from pydantic.fields import Field class BoundingBox(BaseModel): x_min: int = Field(..., description="The minimum x-coordinate of the bounding box (inclusive).") x_max: int = Field(..., description="The maximum x-coordinate of the bounding ...
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invokeai/backend/image_util/segment_anything/mask_refinement.py
.py
# This file contains utilities for Grounded-SAM mask refinement based on: # https://github.com/NielsRogge/Transformers-Tutorials/blob/a39f33ac1557b02ebfb191ea7753e332b5ca933f/Grounding%20DINO/GroundingDINO_with_Segment_Anything.ipynb import cv2 import numpy as np import numpy.typing as npt def mask_to_polygon(mask:...
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invokeai/backend/image_util/mediapipe_face/__init__.py
.py
# Adapted from https://github.com/huggingface/controlnet_aux from PIL import Image from invokeai.backend.image_util.mediapipe_face.mediapipe_face_common import generate_annotation from invokeai.backend.image_util.util import np_to_pil, pil_to_np def detect_faces(image: Image.Image, max_faces: int = 1, min_confidenc...
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invokeai/backend/image_util/mediapipe_face/mediapipe_face_common.py
.py
from typing import Mapping import mediapipe as mp import numpy mp_drawing = mp.solutions.drawing_utils mp_drawing_styles = mp.solutions.drawing_styles mp_face_detection = mp.solutions.face_detection # Only for counting faces. mp_face_mesh = mp.solutions.face_mesh mp_face_connections = mp.solutions.face_mesh_connecti...
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invokeai/backend/image_util/normal_bae/__init__.py
.py
# Adapted from https://github.com/huggingface/controlnet_aux import pathlib import types import cv2 import huggingface_hub import numpy as np import torch import torchvision.transforms as transforms from einops import rearrange from PIL import Image from invokeai.backend.image_util.normal_bae.nets.NNET import NNET f...
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invokeai/backend/image_util/normal_bae/nets/NNET.py
.py
import torch import torch.nn as nn import torch.nn.functional as F from .submodules.encoder import Encoder from .submodules.decoder import Decoder class NNET(nn.Module): def __init__(self, args): super(NNET, self).__init__() self.encoder = Encoder() self.decoder = Decoder(args) def g...
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