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Add instruct-pix2pix hijack 

Allows loading instruct-pix2pix models via same method as inpainting models in sd_models.py and sd_hijack_ip2p.py

Adds ddpm_edit.py necessary for instruct-pix2pix
This commit is contained in:
Kyle 2023-01-25 08:53:23 -05:00
parent d5ce044bcd
commit ee0a0da324
3 changed files with 1483 additions and 1 deletions
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1459
modules/models/diffusion/ddpm_edit.py Normal file
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File diff suppressed because it is too large Load Diff

13
modules/sd_hijack_ip2p.py Normal file
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@ -0,0 +1,13 @@
import collections
import os.path
import sys
import gc
import time
def should_hijack_ip2p(checkpoint_info):
from modules import sd_models
ckpt_basename = os.path.basename(checkpoint_info.filename).lower()
cfg_basename = os.path.basename(sd_models.find_checkpoint_config(checkpoint_info)).lower()
return "pix2pix" in ckpt_basename and not "pix2pix" in cfg_basename

12
modules/sd_models.py
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@ -17,6 +17,7 @@ from ldm.util import instantiate_from_config
from modules import shared, modelloader, devices, script_callbacks, sd_vae, sd_disable_initialization, errors, hashes
from modules.paths import models_path
from modules.sd_hijack_inpainting import do_inpainting_hijack, should_hijack_inpainting
from modules.sd_hijack_ip2p import should_hijack_ip2p
model_dir = "Stable-diffusion"
model_path = os.path.abspath(os.path.join(models_path, model_dir))
@ -365,6 +366,15 @@ def load_model(checkpoint_info=None):
sd_config.model.params.unet_config.params.in_channels = 9
sd_config.model.params.finetune_keys = None
if should_hijack_ip2p(checkpoint_info):
sd_config.model.target = "modules.models.diffusion.ddpm_edit.LatentDiffusion"
sd_config.model.params.conditioning_key = "hybrid"
sd_config.model.params.first_stage_key = "edited"
sd_config.model.params.cond_stage_key = "edit"
sd_config.model.params.image_size = 16
sd_config.model.params.unet_config.params.in_channels = 8
sd_config.model.params.unet_config.params.out_channels = 4
if not hasattr(sd_config.model.params, "use_ema"):
sd_config.model.params.use_ema = False
@ -429,7 +439,7 @@ def reload_model_weights(sd_model=None, info=None):
checkpoint_config = find_checkpoint_config(current_checkpoint_info)
if current_checkpoint_info is None or checkpoint_config != find_checkpoint_config(checkpoint_info) or should_hijack_inpainting(checkpoint_info) != should_hijack_inpainting(sd_model.sd_checkpoint_info):
if current_checkpoint_info is None or checkpoint_config != find_checkpoint_config(checkpoint_info) or should_hijack_inpainting(checkpoint_info) != should_hijack_inpainting(sd_model.sd_checkpoint_info) or should_hijack_ip2p(checkpoint_info) != should_hijack_ip2p(sd_model.sd_checkpoint_info):
del sd_model
checkpoints_loaded.clear()
load_model(checkpoint_info)