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| import gradio as gr | |
| import torch | |
| from diffusers import FluxPipeline, StableDiffusion3Pipeline | |
| from PIL import Image | |
| from typing import Optional | |
| import os | |
| import random | |
| import numpy as np | |
| import spaces | |
| import huggingface_hub | |
| from FlowEdit_utils import FlowEditSD3, FlowEditFLUX | |
| SD3STRING = 'stabilityai/stable-diffusion-3-medium-diffusers' | |
| FLUXSTRING = 'black-forest-labs/FLUX.1-dev' | |
| device = "cuda" if torch.cuda.is_available() else "cpu" | |
| # device = "cpu" | |
| # model_type = 'SD3' | |
| # pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", torch_dtype=torch.float16) | |
| # scheduler = pipe.scheduler | |
| # pipe = pipe.to(device) | |
| loaded_model = 'None' | |
| def on_model_change(model_type): | |
| if model_type == 'SD3': | |
| T_steps_value = 50 | |
| src_guidance_scale_value = 3.5 | |
| tar_guidance_scale_value = 13.5 | |
| n_max_value = 33 | |
| elif model_type == 'FLUX': | |
| T_steps_value = 28 | |
| src_guidance_scale_value = 1.5 | |
| tar_guidance_scale_value = 5.5 | |
| n_max_value = 24 | |
| else: | |
| raise NotImplementedError(f"Model type {model_type} not implemented") | |
| return T_steps_value, src_guidance_scale_value, tar_guidance_scale_value, n_max_value | |
| def get_examples(): | |
| case = [ | |
| ["inputs/cat.png", "SD3", 50, 3.5, 13.5, 33, "a cat sitting in the grass", "a puppy sitting in the grass", 0, 1, 42], | |
| ["inputs/iguana.png", "SD3", 50, 3.5, 13.5, 31, "A large orange lizard sitting on a rock near the ocean. The lizard is positioned in the center of the scene, with the ocean waves visible in the background. The rock is located close to the water, providing a picturesque setting for the lizard''s resting spot.", "A large dragon sitting on a rock near the ocean. The dragon is positioned in the center of the scene, with the ocean waves visible in the background. The rock is located close to the water, providing a picturesque setting for the dragon''s resting spot.", 0, 1, 42], | |
| ["inputs/cat.png", "FLUX", 28, 1.5, 5.5, 24, "a cat sitting in the grass", "a puppy sitting in the grass", 0, 1, 42], | |
| ["inputs/gas_station.png", "FLUX", 28, 1.5, 5.5, 24, "A gas station with a white and red sign that reads \"CAFE\" There are several cars parked in front of the gas station, including a white car and a van." "A gas station with a white and red sign that reads \"CVPR\" There are several cars parked in front of the gas station, including a white car and a van.", 0, 1, 42], | |
| ["inputs/steak.png", "FLUX", 28, 1.5, 5.5, 24, "A steak accompanied by a side of leaf salad.", "A bread roll accompanied by a side of leaf salad.", 0, 1, 42], | |
| ["inputs/killbill.png", "FLUX", 28, 2.5, 6.5, 25, "a blonde woman in a yellow jumpsuit holding a sword in front of her face", "a blonde woman in a yellow jumpsuit holding a sword in front of her face, anime style drawing", 14, 1, 42], | |
| ] | |
| return case | |
| def FlowEditRun( | |
| image_src: str, | |
| model_type: str, | |
| T_steps: int, | |
| src_guidance_scale: float, | |
| tar_guidance_scale: float, | |
| n_max: int, | |
| src_prompt: str, | |
| tar_prompt: str, | |
| n_min: int, | |
| n_avg: int, | |
| seed: int, | |
| # oauth_token: Optional[gr.OAuthToken] = None | |
| ): | |
| # if oauth_token is None: | |
| # raise gr.Error("You must be logged in to use Stable Diffusion 3.0 and FLUX.1 models.") | |
| # if model_type == 'SD3': | |
| # try: | |
| # print(f'token: {oauth_token.token}') | |
| # huggingface_hub.get_hf_file_metadata(huggingface_hub.hf_hub_url(SD3STRING, 'transformer/diffusion_pytorch_model.safetensors'), | |
| # token=oauth_token.token) | |
| # print('Has Access') | |
| # # except huggingface_hub.utils._errors.GatedRepoError: | |
| # except huggingface_hub.errors.GatedRepoError: | |
| # raise gr.Error("You need to accept the license agreement to use Stable Diffusion 3. " | |
| # "Visit the <a href='https://huggingface.co/stabilityai/stable-diffusion-3-medium-diffusers'>" | |
| # "model page</a> to get access.") | |
| # elif model_type == 'FLUX': | |
| # try: | |
| # huggingface_hub.get_hf_file_metadata(huggingface_hub.hf_hub_url(FLUXSTRING, 'flux1-dev.safetensors'), | |
| # token=oauth_token.token) | |
| # print('Has Access') | |
| # # except huggingface_hub.utils._errors.GatedRepoError: | |
| # except huggingface_hub.errors.GatedRepoError: | |
| # raise gr.Error("You need to accept the license agreement to use FLUX.1. " | |
| # "Visit the <a href='https://huggingface.co/black-forest-labs/FLUX.1-dev'>" | |
| # "model page</a> to get access.") | |
| # else: | |
| # raise NotImplementedError(f"Model type {model_type} not implemented") | |
| if not len(src_prompt): | |
| raise gr.Error("source prompt cannot be empty") | |
| if not len(tar_prompt): | |
| raise gr.Error("target prompt cannot be empty") | |
| global pipe | |
| global scheduler | |
| global loaded_model | |
| # reload model only if different from the loaded model | |
| if loaded_model != model_type: | |
| if model_type == 'FLUX': | |
| # pipe = FluxPipeline.from_pretrained("black-forest-labs/FLUX.1-schnell", torch_dtype=torch.float16) | |
| pipe = FluxPipeline.from_pretrained("black-forest-labs/FLUX.1-dev", torch_dtype=torch.float16, token=os.getenv('HF_ACCESS_TOK')) | |
| loaded_model = 'FLUX' | |
| elif model_type == 'SD3': | |
| pipe = StableDiffusion3Pipeline.from_pretrained("stabilityai/stable-diffusion-3-medium-diffusers", torch_dtype=torch.float16, token=os.getenv('HF_ACCESS_TOK')) | |
| loaded_model = 'SD3' | |
| else: | |
| raise NotImplementedError(f"Model type {model_type} not implemented") | |
| scheduler = pipe.scheduler | |
| pipe = pipe.to(device) | |
| # set seed | |
| random.seed(seed) | |
| np.random.seed(seed) | |
| torch.manual_seed(seed) | |
| torch.cuda.manual_seed_all(seed) | |
| # load image | |
| image = Image.open(image_src) | |
| # crop image to have both dimensions divisibe by 16 - avoids issues with resizing | |
| image = image.crop((0, 0, image.width - image.width % 16, image.height - image.height % 16)) | |
| image_src = pipe.image_processor.preprocess(image) | |
| # image_tar = pipe.image_processor.postprocess(image_src) | |
| # return image_tar[0] | |
| # cast image to half precision | |
| image_src = image_src.to(device).half() | |
| with torch.autocast("cuda"), torch.inference_mode(): | |
| x0_src_denorm = pipe.vae.encode(image_src).latent_dist.mode() | |
| x0_src = (x0_src_denorm - pipe.vae.config.shift_factor) * pipe.vae.config.scaling_factor | |
| # send to cuda | |
| x0_src = x0_src.to(device) | |
| negative_prompt = "" # optionally add support for negative prompts (SD3) | |
| if model_type == 'SD3': | |
| x0_tar = FlowEditSD3(pipe, | |
| scheduler, | |
| x0_src, | |
| src_prompt, | |
| tar_prompt, | |
| negative_prompt, | |
| T_steps, | |
| n_avg, | |
| src_guidance_scale, | |
| tar_guidance_scale, | |
| n_min, | |
| n_max,) | |
| elif model_type == 'FLUX': | |
| x0_tar = FlowEditFLUX(pipe, | |
| scheduler, | |
| x0_src, | |
| src_prompt, | |
| tar_prompt, | |
| negative_prompt, | |
| T_steps, | |
| n_avg, | |
| src_guidance_scale, | |
| tar_guidance_scale, | |
| n_min, | |
| n_max,) | |
| else: | |
| raise NotImplementedError(f"Sampler type {model_type} not implemented") | |
| x0_tar_denorm = (x0_tar / pipe.vae.config.scaling_factor) + pipe.vae.config.shift_factor | |
| with torch.autocast("cuda"), torch.inference_mode(): | |
| image_tar = pipe.vae.decode(x0_tar_denorm, return_dict=False)[0] | |
| image_tar = pipe.image_processor.postprocess(image_tar) | |
| return image_tar[0] | |
| # title = "FlowEdit: Inversion-Free Text-Based Editing Using Pre-Trained Flow Models" | |
| intro = """ | |
| <h1 style="font-weight: 1000; text-align: center; margin: 0px;">FlowEdit: Inversion-Free Text-Based Editing Using Pre-Trained Flow Models</h1> | |
| <h3 style="margin-bottom: 10px; text-align: center;"> | |
| <a href="https://arxiv.org/">[Paper]</a> | | |
| <a href="https://matankleiner.github.io/flowedit/">[Project Page]</a> | | |
| <a href="https://github.com/fallenshock/FlowEdit">[Code]</a> | |
| </h3> | |
| Gradio demo for FlowEdit: Inversion-Free Text-Based Editing Using Pre-Trained Flow Models. See our project page for more details. | |
| <br> | |
| <br>Edit your image using Flow models! upload an image, add a description of it, and specify the edits you want to make. | |
| <h3>Notes:</h3> | |
| <ol> | |
| <li>We use FLUX.1 dev and SD3 for the demo. The models are large and may take a while to load.</li> | |
| <li>We recommend 1024x1024 images for the best results. If the input images are too large, there may be out-of-memory errors.</li> | |
| <li>Default hyperparameters for each model used in the paper are provided as examples. Feel free to experiment with them as well.</li> | |
| </ol> | |
| """ | |
| # article = """ | |
| # 📝 **Citation** | |
| # ```bibtex | |
| # @article{aaa, | |
| # author = {}, | |
| # title = {}, | |
| # journal = {}, | |
| # year = {2024}, | |
| # url = {} | |
| # } | |
| # ``` | |
| # """ | |
| with gr.Blocks() as demo: | |
| gr.HTML(intro) | |
| # with gr.Row(): | |
| # gr.LoginButton(value="Login to HF (For SD3 and FLUX access)", variant="primary") | |
| with gr.Row(equal_height=True): | |
| image_src = gr.Image(type="filepath", label="Source Image", value="inputs/cat.png",) | |
| image_tar = gr.Image(label="Output", type="pil", show_label=True, format="png",), | |
| with gr.Row(): | |
| src_prompt = gr.Textbox(lines=2, label="Source Prompt", value="a cat sitting in the grass") | |
| with gr.Row(): | |
| tar_prompt = gr.Textbox(lines=2, label="Target Prompt", value="a puppy sitting in the grass") | |
| with gr.Row(): | |
| model_type = gr.Dropdown(["SD3", "FLUX"], label="Model Type", value="SD3") | |
| T_steps = gr.Number(value=50, label="Total Steps", minimum=1, maximum=50) | |
| n_max = gr.Number(value=33, label="n_max (control the strength of the edit)") | |
| with gr.Row(): | |
| src_guidance_scale = gr.Slider(minimum=1.0, maximum=30.0, value=3.5, label="src_guidance_scale") | |
| tar_guidance_scale = gr.Slider(minimum=1.0, maximum=30.0, value=13.5, label="tar_guidance_scale") | |
| with gr.Row(): | |
| submit_button = gr.Button("Run FlowEdit", variant="primary") | |
| with gr.Accordion(label="Advanced Settings", open=False): | |
| # additional inputs | |
| n_min = gr.Number(value=0, label="n_min (for improved style edits)") | |
| n_avg = gr.Number(value=1, label="n_avg (improve structure at the cost of runtime)", minimum=1) | |
| seed = gr.Number(value=42, label="seed") | |
| submit_button.click( | |
| fn=FlowEditRun, | |
| inputs=[ | |
| image_src, | |
| model_type, | |
| T_steps, | |
| src_guidance_scale, | |
| tar_guidance_scale, | |
| n_max, | |
| src_prompt, | |
| tar_prompt, | |
| n_min, | |
| n_avg, | |
| seed, | |
| ], | |
| outputs=[ | |
| image_tar[0], | |
| ], | |
| ) | |
| gr.Examples( | |
| label="Examples", | |
| examples=get_examples(), | |
| inputs=[image_src, model_type, T_steps, src_guidance_scale, tar_guidance_scale, n_max, src_prompt, tar_prompt, n_min, n_avg, seed], | |
| ) | |
| model_type.input(fn=on_model_change, inputs=[model_type], outputs=[T_steps, src_guidance_scale, tar_guidance_scale, n_max]) | |
| # gr.HTML(article) | |
| demo.queue() | |
| demo.launch( ) | |