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| import os | |
| import numpy as np | |
| import argparse | |
| import imageio | |
| import torch | |
| from einops import rearrange | |
| from diffusers import DDIMScheduler, AutoencoderKL | |
| from transformers import CLIPTextModel, CLIPTokenizer | |
| import torchvision | |
| from controlnet_aux.processor import Processor | |
| from models.pipeline_controlvideo import ControlVideoPipeline | |
| from models.util import save_videos_grid, read_video | |
| from models.unet import UNet3DConditionModel | |
| from models.controlnet import ControlNetModel3D | |
| from models.RIFE.IFNet_HDv3 import IFNet | |
| device = "cuda" | |
| sd_path = "checkpoints/stable-diffusion-v1-5" | |
| inter_path = "checkpoints/flownet.pkl" | |
| controlnet_dict_version = { | |
| "v10":{ | |
| "openpose": "checkpoints/sd-controlnet-openpose", | |
| "depth_midas": "checkpoints/sd-controlnet-depth", | |
| "canny": "checkpoints/sd-controlnet-canny", | |
| }, | |
| "v11": { | |
| "softedge_pidinet": "checkpoints/control_v11p_sd15_softedge", | |
| "softedge_pidsafe": "checkpoints/control_v11p_sd15_softedge", | |
| "softedge_hed": "checkpoints/control_v11p_sd15_softedge", | |
| "softedge_hedsafe": "checkpoints/control_v11p_sd15_softedge", | |
| "scribble_hed": "checkpoints/control_v11p_sd15_scribble", | |
| "scribble_pidinet": "checkpoints/control_v11p_sd15_scribble", | |
| "lineart_anime": "checkpoints/control_v11p_sd15_lineart_anime", | |
| "lineart_coarse": "checkpoints/control_v11p_sd15_lineart", | |
| "lineart_realistic": "checkpoints/control_v11p_sd15_lineart", | |
| "depth_midas": "checkpoints/control_v11f1p_sd15_depth", | |
| "depth_leres": "checkpoints/control_v11f1p_sd15_depth", | |
| "depth_leres++": "checkpoints/control_v11f1p_sd15_depth", | |
| "depth_zoe": "checkpoints/control_v11f1p_sd15_depth", | |
| "canny": "checkpoints/control_v11p_sd15_canny", | |
| "openpose": "checkpoints/control_v11p_sd15_openpose", | |
| "openpose_face": "checkpoints/control_v11p_sd15_openpose", | |
| "openpose_faceonly": "checkpoints/control_v11p_sd15_openpose", | |
| "openpose_full": "checkpoints/control_v11p_sd15_openpose", | |
| "openpose_hand": "checkpoints/control_v11p_sd15_openpose", | |
| "normal_bae": "checkpoints/control_v11p_sd15_normalbae" | |
| } | |
| } | |
| # load processor from processor_id | |
| # options are: | |
| # ["canny", "depth_leres", "depth_leres++", "depth_midas", "depth_zoe", "lineart_anime", | |
| # "lineart_coarse", "lineart_realistic", "mediapipe_face", "mlsd", "normal_bae", "normal_midas", | |
| # "openpose", "openpose_face", "openpose_faceonly", "openpose_full", "openpose_hand", | |
| # "scribble_hed, "scribble_pidinet", "shuffle", "softedge_hed", "softedge_hedsafe", | |
| # "softedge_pidinet", "softedge_pidsafe"] | |
| POS_PROMPT = " ,best quality, extremely detailed, HD, ultra-realistic, 8K, HQ, masterpiece, trending on artstation, art, smooth" | |
| NEG_PROMPT = "longbody, lowres, bad anatomy, bad hands, missing fingers, extra digit, fewer difits, cropped, worst quality, low quality, deformed body, bloated, ugly, unrealistic" | |
| def get_args(): | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument("--prompt", type=str, required=True, help="Text description of target video") | |
| parser.add_argument("--video_path", type=str, required=True, help="Path to a source video") | |
| parser.add_argument("--output_path", type=str, default="./outputs", help="Directory of output") | |
| parser.add_argument("--condition", type=str, default="depth", help="Condition of structure sequence") | |
| parser.add_argument("--video_length", type=int, default=15, help="Length of synthesized video") | |
| parser.add_argument("--height", type=int, default=512, help="Height of synthesized video, and should be a multiple of 32") | |
| parser.add_argument("--width", type=int, default=512, help="Width of synthesized video, and should be a multiple of 32") | |
| parser.add_argument("--smoother_steps", nargs='+', default=[19, 20], type=int, help="Timesteps at which using interleaved-frame smoother") | |
| parser.add_argument("--is_long_video", action='store_true', help="Whether to use hierarchical sampler to produce long video") | |
| parser.add_argument("--seed", type=int, default=42, help="Random seed of generator") | |
| parser.add_argument("--version", type=str, default='v10', choices=["v10", "v11"], help="Version of ControlNet") | |
| parser.add_argument("--frame_rate", type=int, default=None, help="The frame rate of loading input video. Default rate is computed according to video length.") | |
| parser.add_argument("--temp_video_name", type=str, default=None, help="Default video name") | |
| args = parser.parse_args() | |
| return args | |
| if __name__ == "__main__": | |
| args = get_args() | |
| os.makedirs(args.output_path, exist_ok=True) | |
| # Height and width should be a multiple of 32 | |
| args.height = (args.height // 32) * 32 | |
| args.width = (args.width // 32) * 32 | |
| processor = Processor(args.condition) | |
| controlnet_dict = controlnet_dict_version[args.version] | |
| tokenizer = CLIPTokenizer.from_pretrained(sd_path, subfolder="tokenizer") | |
| text_encoder = CLIPTextModel.from_pretrained(sd_path, subfolder="text_encoder").to(dtype=torch.float16) | |
| vae = AutoencoderKL.from_pretrained(sd_path, subfolder="vae").to(dtype=torch.float16) | |
| unet = UNet3DConditionModel.from_pretrained_2d(sd_path, subfolder="unet").to(dtype=torch.float16) | |
| controlnet = ControlNetModel3D.from_pretrained_2d(controlnet_dict[args.condition]).to(dtype=torch.float16) | |
| interpolater = IFNet(ckpt_path=inter_path).to(dtype=torch.float16) | |
| scheduler=DDIMScheduler.from_pretrained(sd_path, subfolder="scheduler") | |
| pipe = ControlVideoPipeline( | |
| vae=vae, text_encoder=text_encoder, tokenizer=tokenizer, unet=unet, | |
| controlnet=controlnet, interpolater=interpolater, scheduler=scheduler, | |
| ) | |
| pipe.enable_vae_slicing() | |
| pipe.enable_xformers_memory_efficient_attention() | |
| pipe.to(device) | |
| generator = torch.Generator(device="cuda") | |
| generator.manual_seed(args.seed) | |
| # Step 1. Read a video | |
| video = read_video(video_path=args.video_path, video_length=args.video_length, width=args.width, height=args.height, frame_rate=args.frame_rate) | |
| # Save source video | |
| original_pixels = rearrange(video, "(b f) c h w -> b c f h w", b=1) | |
| save_videos_grid(original_pixels, os.path.join(args.output_path, "source_video.mp4"), rescale=True) | |
| # Step 2. Parse a video to conditional frames | |
| t2i_transform = torchvision.transforms.ToPILImage() | |
| pil_annotation = [] | |
| for frame in video: | |
| pil_frame = t2i_transform(frame) | |
| pil_annotation.append(processor(pil_frame, to_pil=True)) | |
| # Save condition video | |
| video_cond = [np.array(p).astype(np.uint8) for p in pil_annotation] | |
| imageio.mimsave(os.path.join(args.output_path, f"{args.condition}_condition.mp4"), video_cond, fps=8) | |
| # Reduce memory (optional) | |
| del processor; torch.cuda.empty_cache() | |
| # Step 3. inference | |
| if args.is_long_video: | |
| window_size = int(np.sqrt(args.video_length)) | |
| sample = pipe.generate_long_video(args.prompt + POS_PROMPT, video_length=args.video_length, frames=pil_annotation, | |
| num_inference_steps=50, smooth_steps=args.smoother_steps, window_size=window_size, | |
| generator=generator, guidance_scale=12.5, negative_prompt=NEG_PROMPT, | |
| width=args.width, height=args.height | |
| ).videos | |
| else: | |
| sample = pipe(args.prompt + POS_PROMPT, video_length=args.video_length, frames=pil_annotation, | |
| num_inference_steps=50, smooth_steps=args.smoother_steps, | |
| generator=generator, guidance_scale=12.5, negative_prompt=NEG_PROMPT, | |
| width=args.width, height=args.height | |
| ).videos | |
| args.temp_video_name = args.prompt if args.temp_video_name is None else args.temp_video_name | |
| save_videos_grid(sample, f"{args.output_path}/{args.temp_video_name}.mp4") |