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| import os | |
| import json | |
| import torch | |
| import random | |
| import gradio as gr | |
| from glob import glob | |
| from omegaconf import OmegaConf | |
| from datetime import datetime | |
| from safetensors import safe_open | |
| from diffusers import AutoencoderKL | |
| from diffusers.utils.import_utils import is_xformers_available | |
| from transformers import CLIPTextModel, CLIPTokenizer | |
| from animatelcm.scheduler.lcm_scheduler import LCMScheduler | |
| from animatelcm.models.unet import UNet3DConditionModel | |
| from animatelcm.pipelines.pipeline_animation import AnimationPipeline | |
| from animatelcm.utils.util import save_videos_grid | |
| from animatelcm.utils.convert_from_ckpt import convert_ldm_unet_checkpoint, convert_ldm_clip_checkpoint, convert_ldm_vae_checkpoint | |
| from animatelcm.utils.convert_lora_safetensor_to_diffusers import convert_lora | |
| from animatelcm.utils.lcm_utils import convert_lcm_lora | |
| import copy | |
| sample_idx = 0 | |
| scheduler_dict = { | |
| "LCM": LCMScheduler, | |
| } | |
| css = """ | |
| .toolbutton { | |
| margin-buttom: 0em 0em 0em 0em; | |
| max-width: 2.5em; | |
| min-width: 2.5em !important; | |
| height: 2.5em; | |
| } | |
| """ | |
| class AnimateController: | |
| def __init__(self): | |
| # config dirs | |
| self.basedir = os.getcwd() | |
| self.stable_diffusion_dir = os.path.join( | |
| self.basedir, "models", "StableDiffusion") | |
| self.motion_module_dir = os.path.join( | |
| self.basedir, "models", "Motion_Module") | |
| self.personalized_model_dir = os.path.join( | |
| self.basedir, "models", "DreamBooth_LoRA") | |
| self.savedir = os.path.join( | |
| self.basedir, "samples", datetime.now().strftime("Gradio-%Y-%m-%dT%H-%M-%S")) | |
| self.savedir_sample = os.path.join(self.savedir, "sample") | |
| self.lcm_lora_path = "models/LCM_LoRA/sd15_t2v_beta_lora.safetensors" | |
| os.makedirs(self.savedir, exist_ok=True) | |
| self.stable_diffusion_list = [] | |
| self.motion_module_list = [] | |
| self.personalized_model_list = [] | |
| self.refresh_stable_diffusion() | |
| self.refresh_motion_module() | |
| self.refresh_personalized_model() | |
| # config models | |
| self.tokenizer = None | |
| self.text_encoder = None | |
| self.vae = None | |
| self.unet = None | |
| self.pipeline = None | |
| self.lora_model_state_dict = {} | |
| self.inference_config = OmegaConf.load("configs/inference.yaml") | |
| def refresh_stable_diffusion(self): | |
| self.stable_diffusion_list = glob( | |
| os.path.join(self.stable_diffusion_dir, "*/")) | |
| def refresh_motion_module(self): | |
| motion_module_list = glob(os.path.join( | |
| self.motion_module_dir, "*.ckpt")) | |
| self.motion_module_list = [ | |
| os.path.basename(p) for p in motion_module_list] | |
| def refresh_personalized_model(self): | |
| personalized_model_list = glob(os.path.join( | |
| self.personalized_model_dir, "*.safetensors")) | |
| self.personalized_model_list = [ | |
| os.path.basename(p) for p in personalized_model_list] | |
| def update_stable_diffusion(self, stable_diffusion_dropdown): | |
| stable_diffusion_dropdown = os.path.join(self.stable_diffusion_dir,stable_diffusion_dropdown) | |
| self.tokenizer = CLIPTokenizer.from_pretrained( | |
| stable_diffusion_dropdown, subfolder="tokenizer") | |
| self.text_encoder = CLIPTextModel.from_pretrained( | |
| stable_diffusion_dropdown, subfolder="text_encoder").cuda() | |
| self.vae = AutoencoderKL.from_pretrained( | |
| stable_diffusion_dropdown, subfolder="vae").cuda() | |
| self.unet = UNet3DConditionModel.from_pretrained_2d( | |
| stable_diffusion_dropdown, subfolder="unet", unet_additional_kwargs=OmegaConf.to_container(self.inference_config.unet_additional_kwargs)).cuda() | |
| return gr.Dropdown.update() | |
| def update_motion_module(self, motion_module_dropdown): | |
| if self.unet is None: | |
| gr.Info(f"Please select a pretrained model path.") | |
| return gr.Dropdown.update(value=None) | |
| else: | |
| motion_module_dropdown = os.path.join( | |
| self.motion_module_dir, motion_module_dropdown) | |
| motion_module_state_dict = torch.load( | |
| motion_module_dropdown, map_location="cpu") | |
| missing, unexpected = self.unet.load_state_dict( | |
| motion_module_state_dict, strict=False) | |
| del motion_module_state_dict | |
| assert len(unexpected) == 0 | |
| return gr.Dropdown.update() | |
| def update_base_model(self, base_model_dropdown): | |
| if self.unet is None: | |
| gr.Info(f"Please select a pretrained model path.") | |
| return gr.Dropdown.update(value=None) | |
| else: | |
| base_model_dropdown = os.path.join( | |
| self.personalized_model_dir, base_model_dropdown) | |
| base_model_state_dict = {} | |
| with safe_open(base_model_dropdown, framework="pt", device="cpu") as f: | |
| for key in f.keys(): | |
| base_model_state_dict[key] = f.get_tensor(key) | |
| converted_vae_checkpoint = convert_ldm_vae_checkpoint( | |
| base_model_state_dict, self.vae.config) | |
| self.vae.load_state_dict(converted_vae_checkpoint) | |
| converted_unet_checkpoint = convert_ldm_unet_checkpoint( | |
| base_model_state_dict, self.unet.config) | |
| self.unet.load_state_dict(converted_unet_checkpoint, strict=False) | |
| del converted_unet_checkpoint | |
| del converted_vae_checkpoint | |
| del base_model_state_dict | |
| # self.text_encoder = convert_ldm_clip_checkpoint(base_model_state_dict) | |
| return gr.Dropdown.update() | |
| def update_lora_model(self, lora_model_dropdown): | |
| lora_model_dropdown = os.path.join( | |
| self.personalized_model_dir, lora_model_dropdown) | |
| self.lora_model_state_dict = {} | |
| if lora_model_dropdown == "none": | |
| pass | |
| else: | |
| with safe_open(lora_model_dropdown, framework="pt", device="cpu") as f: | |
| for key in f.keys(): | |
| self.lora_model_state_dict[key] = f.get_tensor(key) | |
| return gr.Dropdown.update() | |
| def animate( | |
| self, | |
| lora_alpha_slider, | |
| spatial_lora_slider, | |
| prompt_textbox, | |
| negative_prompt_textbox, | |
| sampler_dropdown, | |
| sample_step_slider, | |
| width_slider, | |
| length_slider, | |
| height_slider, | |
| cfg_scale_slider, | |
| seed_textbox | |
| ): | |
| if is_xformers_available(): | |
| self.unet.enable_xformers_memory_efficient_attention() | |
| pipeline = AnimationPipeline( | |
| vae=self.vae, text_encoder=self.text_encoder, tokenizer=self.tokenizer, unet=self.unet, | |
| scheduler=scheduler_dict[sampler_dropdown]( | |
| **OmegaConf.to_container(self.inference_config.noise_scheduler_kwargs)) | |
| ).to("cuda") | |
| original_state_dict = {k: v.cpu().clone() for k, v in pipeline.unet.state_dict().items() if "motion_modules." not in k} | |
| pipeline.unet = convert_lcm_lora(pipeline.unet, self.lcm_lora_path, spatial_lora_slider) | |
| pipeline.to("cuda") | |
| if seed_textbox != -1 and seed_textbox != "": | |
| torch.manual_seed(int(seed_textbox)) | |
| else: | |
| torch.seed() | |
| seed = torch.initial_seed() | |
| with torch.autocast("cuda"): | |
| sample = pipeline( | |
| prompt_textbox, | |
| negative_prompt=negative_prompt_textbox, | |
| num_inference_steps=sample_step_slider, | |
| guidance_scale=cfg_scale_slider, | |
| width=width_slider, | |
| height=height_slider, | |
| video_length=length_slider, | |
| ).videos | |
| pipeline.unet.load_state_dict(original_state_dict,strict=False) | |
| del original_state_dict | |
| save_sample_path = os.path.join( | |
| self.savedir_sample, f"{sample_idx}.mp4") | |
| save_videos_grid(sample, save_sample_path) | |
| sample_config = { | |
| "prompt": prompt_textbox, | |
| "n_prompt": negative_prompt_textbox, | |
| "sampler": sampler_dropdown, | |
| "num_inference_steps": sample_step_slider, | |
| "guidance_scale": cfg_scale_slider, | |
| "width": width_slider, | |
| "height": height_slider, | |
| "video_length": length_slider, | |
| "seed": seed | |
| } | |
| json_str = json.dumps(sample_config, indent=4) | |
| with open(os.path.join(self.savedir, "logs.json"), "a") as f: | |
| f.write(json_str) | |
| f.write("\n\n") | |
| return gr.Video.update(value=save_sample_path) | |
| controller = AnimateController() | |
| controller.update_stable_diffusion("stable-diffusion-v1-5") | |
| controller.update_motion_module("sd15_t2v_beta_motion.ckpt") | |
| controller.update_base_model("realistic2.safetensors") | |
| def ui(): | |
| with gr.Blocks(css=css) as demo: | |
| gr.Markdown( | |
| """ | |
| # [AnimateLCM: Accelerating the Animation of Personalized Diffusion Models and Adapters with Decoupled Consistency Learning](https://arxiv.org/abs/2402.00769) | |
| Fu-Yun Wang, Zhaoyang Huang (*Corresponding Author), Xiaoyu Shi, Weikang Bian, Guanglu Song, Yu Liu, Hongsheng Li (*Corresponding Author)<br> | |
| [arXiv Report](https://arxiv.org/abs/2402.00769) | [Project Page](https://animatelcm.github.io/) | [Github](https://github.com/G-U-N/AnimateLCM) | [Civitai](https://civitai.com/models/290375/animatelcm-fast-video-generation) | [Replicate](https://replicate.com/camenduru/animate-lcm) | |
| """ | |
| ''' | |
| Important Notes: | |
| 1. The generation speed is around few seconds. There is delay in the space. | |
| 2. Increase the sampling step and cfg and set proper negative prompt if you want more fancy videos. | |
| ''' | |
| ) | |
| with gr.Column(variant="panel"): | |
| with gr.Row(): | |
| base_model_dropdown = gr.Dropdown( | |
| label="Select base Dreambooth model (required)", | |
| choices=controller.personalized_model_list, | |
| interactive=True, | |
| value="realistic2.safetensors" | |
| ) | |
| base_model_dropdown.change(fn=controller.update_base_model, inputs=[ | |
| base_model_dropdown], outputs=[base_model_dropdown]) | |
| lora_model_dropdown = gr.Dropdown( | |
| label="Select LoRA model (optional)", | |
| choices=["none",], | |
| value="none", | |
| interactive=True, | |
| ) | |
| lora_model_dropdown.change(fn=controller.update_lora_model, inputs=[ | |
| lora_model_dropdown], outputs=[lora_model_dropdown]) | |
| lora_alpha_slider = gr.Slider( | |
| label="LoRA alpha", value=0.8, minimum=0, maximum=2, interactive=True) | |
| spatial_lora_slider = gr.Slider( | |
| label="LCM LoRA alpha", value=0.8, minimum=0.0, maximum=1.0, interactive=True) | |
| personalized_refresh_button = gr.Button( | |
| value="\U0001F503", elem_classes="toolbutton") | |
| def update_personalized_model(): | |
| controller.refresh_personalized_model() | |
| return [ | |
| gr.Dropdown.update( | |
| choices=controller.personalized_model_list), | |
| gr.Dropdown.update( | |
| choices=["none"] + controller.personalized_model_list) | |
| ] | |
| personalized_refresh_button.click(fn=update_personalized_model, inputs=[], outputs=[ | |
| base_model_dropdown, lora_model_dropdown]) | |
| with gr.Column(variant="panel"): | |
| gr.Markdown( | |
| """ | |
| ### 2. Configs for AnimateLCM. | |
| """ | |
| ) | |
| prompt_textbox = gr.Textbox(label="Prompt", lines=2, value="a boy holding a rabbit") | |
| negative_prompt_textbox = gr.Textbox( | |
| label="Negative prompt", lines=2, value="bad quality") | |
| with gr.Row().style(equal_height=False): | |
| with gr.Column(): | |
| with gr.Row(): | |
| sampler_dropdown = gr.Dropdown(label="Sampling method", choices=list( | |
| scheduler_dict.keys()), value=list(scheduler_dict.keys())[0]) | |
| sample_step_slider = gr.Slider( | |
| label="Sampling steps", value=6, minimum=1, maximum=25, step=1) | |
| width_slider = gr.Slider( | |
| label="Width", value=512, minimum=256, maximum=1024, step=64) | |
| height_slider = gr.Slider( | |
| label="Height", value=512, minimum=256, maximum=1024, step=64) | |
| length_slider = gr.Slider( | |
| label="Animation length", value=16, minimum=12, maximum=20, step=1) | |
| cfg_scale_slider = gr.Slider( | |
| label="CFG Scale", value=1.5, minimum=1, maximum=2) | |
| with gr.Row(): | |
| seed_textbox = gr.Textbox(label="Seed", value=-1) | |
| seed_button = gr.Button( | |
| value="\U0001F3B2", elem_classes="toolbutton") | |
| seed_button.click(fn=lambda: gr.Textbox.update( | |
| value=random.randint(1, 1e8)), inputs=[], outputs=[seed_textbox]) | |
| generate_button = gr.Button( | |
| value="Generate", variant='primary') | |
| result_video = gr.Video( | |
| label="Generated Animation", interactive=False) | |
| generate_button.click( | |
| fn=controller.animate, | |
| inputs=[ | |
| lora_alpha_slider, | |
| spatial_lora_slider, | |
| prompt_textbox, | |
| negative_prompt_textbox, | |
| sampler_dropdown, | |
| sample_step_slider, | |
| width_slider, | |
| length_slider, | |
| height_slider, | |
| cfg_scale_slider, | |
| seed_textbox, | |
| ], | |
| outputs=[result_video] | |
| ) | |
| examples = [ | |
| [0.8, 0.8, "a boy is holding a rabbit", "bad quality", "LCM", 8, 512, 16, 512, 1.5, 123], | |
| [0.8, 0.8, "1girl smiling", "bad quality", "LCM", 4, 512, 16, 512, 1.5, 1233], | |
| [0.8, 0.8, "1girl,face,white background,", "bad quality", "LCM", 6, 512, 16, 512, 1.5, 1234], | |
| [0.8, 0.8, "clouds in the sky, best quality", "bad quality", "LCM", 4, 512, 16, 512, 1.5, 1234], | |
| ] | |
| gr.Examples( | |
| examples = examples, | |
| inputs=[ | |
| lora_alpha_slider, | |
| spatial_lora_slider, | |
| prompt_textbox, | |
| negative_prompt_textbox, | |
| sampler_dropdown, | |
| sample_step_slider, | |
| width_slider, | |
| length_slider, | |
| height_slider, | |
| cfg_scale_slider, | |
| seed_textbox, | |
| ], | |
| outputs=[result_video], | |
| fn=controller.animate, | |
| cache_examples=True, | |
| ) | |
| return demo | |
| if __name__ == "__main__": | |
| demo = ui() | |
| # gr.close_all() | |
| # restart | |
| demo.queue(api_open=False) | |
| demo.launch() | |