279 lines
11 KiB
Python
279 lines
11 KiB
Python
import os
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import numpy as np
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import torch
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from diffusers import (DDIMScheduler,
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DPMSolverMultistepScheduler,
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EulerAncestralDiscreteScheduler, EulerDiscreteScheduler,
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PNDMScheduler)
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from omegaconf import OmegaConf
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from PIL import Image
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from transformers import (BertModel, BertTokenizer, CLIPImageProcessor,
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CLIPVisionModelWithProjection,
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T5EncoderModel, T5Tokenizer)
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from easyanimate.models import (name_to_autoencoder_magvit,
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name_to_transformer3d)
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from easyanimate.pipeline.pipeline_easyanimate_inpaint import \
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EasyAnimateInpaintPipeline
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from easyanimate.pipeline.pipeline_easyanimate_multi_text_encoder_inpaint import \
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EasyAnimatePipeline_Multi_Text_Encoder_Inpaint
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from easyanimate.utils.lora_utils import merge_lora, unmerge_lora
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from easyanimate.utils.utils import (get_video_to_video_latent,
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save_videos_grid)
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from easyanimate.utils.fp8_optimization import convert_weight_dtype_wrapper
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# GPU memory mode, which can be choosen in [model_cpu_offload, model_cpu_offload_and_qfloat8, sequential_cpu_offload].
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# model_cpu_offload means that the entire model will be moved to the CPU after use, which can save some GPU memory.
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#
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# model_cpu_offload_and_qfloat8 indicates that the entire model will be moved to the CPU after use,
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# and the transformer model has been quantized to float8, which can save more GPU memory.
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#
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# sequential_cpu_offload means that each layer of the model will be moved to the CPU after use,
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# resulting in slower speeds but saving a large amount of GPU memory.
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GPU_memory_mode = "model_cpu_offload"
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# Config and model path
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config_path = "config/easyanimate_video_v5_magvit_multi_text_encoder.yaml"
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model_name = "models/Diffusion_Transformer/EasyAnimateV5-12b-zh-InP"
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# Choose the sampler in "Euler" "Euler A" "DPM++" "PNDM" and "DDIM"
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# EasyAnimateV1, V2 and V3 cannot use DDIM.
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# EasyAnimateV4 and V5 support DDIM.
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sampler_name = "DDIM"
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# Load pretrained model if need
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transformer_path = None
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# Only V1 does need a motion module
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motion_module_path = None
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vae_path = None
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lora_path = None
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# Other params
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sample_size = [384, 672]
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# In EasyAnimateV1, the video_length of video is 40 ~ 80.
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# In EasyAnimateV2, V3, V4, the video_length of video is 1 ~ 144.
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# In EasyAnimateV5, the video_length of video is 1 ~ 49.
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# If u want to generate a image, please set the video_length = 1.
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video_length = 49
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fps = 8
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# Use torch.float16 if GPU does not support torch.bfloat16
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# ome graphics cards, such as v100, 2080ti, do not support torch.bfloat16
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weight_dtype = torch.bfloat16
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# If you want to generate from text, please set the validation_image_start = None and validation_image_end = None
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validation_video = "asset/1.mp4"
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denoise_strength = 0.70
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# prompts
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# # EasyAnimateV1, V2 and V3 support English.
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# EasyAnimateV4 and V5 support English and Chinese.
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prompt = "一只猫正在弹吉他。"
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negative_prompt = "模糊，突变，变形，失真，画面暗，画面固定，连环画，漫画，线稿，没有主体。"
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# prompt = "A cute cat is playing the guitar. "
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# negative_prompt = "Blurring, mutation, deformation, distortion, dark and solid, comics."
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guidance_scale = 6.0
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seed = 43
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num_inference_steps = 50
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lora_weight = 0.55
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save_path = "samples/easyanimate-videos_v2v"
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config = OmegaConf.load(config_path)
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# Get Transformer
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Choosen_Transformer3DModel = name_to_transformer3d[
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config['transformer_additional_kwargs'].get('transformer_type', 'Transformer3DModel')
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]
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transformer_additional_kwargs = OmegaConf.to_container(config['transformer_additional_kwargs'])
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if weight_dtype == torch.float16:
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transformer_additional_kwargs["upcast_attention"] = True
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transformer = Choosen_Transformer3DModel.from_pretrained_2d(
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model_name,
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subfolder="transformer",
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transformer_additional_kwargs=transformer_additional_kwargs
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).to(weight_dtype)
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if transformer_path is not None:
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print(f"From checkpoint: {transformer_path}")
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if transformer_path.endswith("safetensors"):
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from safetensors.torch import load_file, safe_open
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state_dict = load_file(transformer_path)
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else:
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state_dict = torch.load(transformer_path, map_location="cpu")
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state_dict = state_dict["state_dict"] if "state_dict" in state_dict else state_dict
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m, u = transformer.load_state_dict(state_dict, strict=False)
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print(f"missing keys: {len(m)}, unexpected keys: {len(u)}")
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if motion_module_path is not None:
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print(f"From Motion Module: {motion_module_path}")
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if motion_module_path.endswith("safetensors"):
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from safetensors.torch import load_file, safe_open
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state_dict = load_file(motion_module_path)
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else:
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state_dict = torch.load(motion_module_path, map_location="cpu")
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state_dict = state_dict["state_dict"] if "state_dict" in state_dict else state_dict
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m, u = transformer.load_state_dict(state_dict, strict=False)
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print(f"missing keys: {len(m)}, unexpected keys: {len(u)}, {u}")
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# Get Vae
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Choosen_AutoencoderKL = name_to_autoencoder_magvit[
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config['vae_kwargs'].get('vae_type', 'AutoencoderKL')
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]
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vae = Choosen_AutoencoderKL.from_pretrained(
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model_name,
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subfolder="vae",
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vae_additional_kwargs=OmegaConf.to_container(config['vae_kwargs'])
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).to(weight_dtype)
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if config['vae_kwargs'].get('vae_type', 'AutoencoderKL') == 'AutoencoderKLMagvit' and weight_dtype == torch.float16:
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vae.upcast_vae = True
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if vae_path is not None:
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print(f"From checkpoint: {vae_path}")
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if vae_path.endswith("safetensors"):
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from safetensors.torch import load_file, safe_open
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state_dict = load_file(vae_path)
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else:
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state_dict = torch.load(vae_path, map_location="cpu")
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state_dict = state_dict["state_dict"] if "state_dict" in state_dict else state_dict
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m, u = vae.load_state_dict(state_dict, strict=False)
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print(f"missing keys: {len(m)}, unexpected keys: {len(u)}")
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if config['text_encoder_kwargs'].get('enable_multi_text_encoder', False):
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tokenizer = BertTokenizer.from_pretrained(
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model_name, subfolder="tokenizer"
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)
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tokenizer_2 = T5Tokenizer.from_pretrained(
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model_name, subfolder="tokenizer_2"
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)
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else:
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tokenizer = T5Tokenizer.from_pretrained(
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model_name, subfolder="tokenizer"
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)
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tokenizer_2 = None
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if config['text_encoder_kwargs'].get('enable_multi_text_encoder', False):
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text_encoder = BertModel.from_pretrained(
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model_name, subfolder="text_encoder", torch_dtype=weight_dtype
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)
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text_encoder_2 = T5EncoderModel.from_pretrained(
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model_name, subfolder="text_encoder_2", torch_dtype=weight_dtype
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)
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else:
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text_encoder = T5EncoderModel.from_pretrained(
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model_name, subfolder="text_encoder", torch_dtype=weight_dtype
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)
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text_encoder_2 = None
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if transformer.config.in_channels != vae.config.latent_channels and config['transformer_additional_kwargs'].get('enable_clip_in_inpaint', True):
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clip_image_encoder = CLIPVisionModelWithProjection.from_pretrained(
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model_name, subfolder="image_encoder"
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).to("cuda", weight_dtype)
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clip_image_processor = CLIPImageProcessor.from_pretrained(
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model_name, subfolder="image_encoder"
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)
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else:
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clip_image_encoder = None
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clip_image_processor = None
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# Get Scheduler
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Choosen_Scheduler = scheduler_dict = {
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"Euler": EulerDiscreteScheduler,
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"Euler A": EulerAncestralDiscreteScheduler,
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"DPM++": DPMSolverMultistepScheduler,
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"PNDM": PNDMScheduler,
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"DDIM": DDIMScheduler,
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}[sampler_name]
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scheduler = Choosen_Scheduler.from_pretrained(
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model_name,
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subfolder="scheduler"
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)
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if config['text_encoder_kwargs'].get('enable_multi_text_encoder', False):
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pipeline = EasyAnimatePipeline_Multi_Text_Encoder_Inpaint.from_pretrained(
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model_name,
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text_encoder=text_encoder,
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text_encoder_2=text_encoder_2,
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tokenizer=tokenizer,
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tokenizer_2=tokenizer_2,
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vae=vae,
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transformer=transformer,
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scheduler=scheduler,
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torch_dtype=weight_dtype,
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clip_image_encoder=clip_image_encoder,
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clip_image_processor=clip_image_processor,
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)
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else:
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pipeline = EasyAnimateInpaintPipeline.from_pretrained(
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model_name,
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text_encoder=text_encoder,
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tokenizer=tokenizer,
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vae=vae,
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transformer=transformer,
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scheduler=scheduler,
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torch_dtype=weight_dtype,
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clip_image_encoder=clip_image_encoder,
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clip_image_processor=clip_image_processor,
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)
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if GPU_memory_mode == "sequential_cpu_offload":
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pipeline.enable_sequential_cpu_offload()
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elif GPU_memory_mode == "model_cpu_offload_and_qfloat8":
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pipeline.enable_model_cpu_offload()
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pipeline.enable_autocast_float8_transformer()
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convert_weight_dtype_wrapper(pipeline.transformer, weight_dtype)
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else:
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pipeline.enable_model_cpu_offload()
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generator = torch.Generator(device="cuda").manual_seed(seed)
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if lora_path is not None:
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pipeline = merge_lora(pipeline, lora_path, lora_weight, "cuda")
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if vae.cache_mag_vae:
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video_length = int((video_length - 1) // vae.mini_batch_encoder * vae.mini_batch_encoder) + 1 if video_length != 1 else 1
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else:
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video_length = int(video_length // vae.mini_batch_encoder * vae.mini_batch_encoder) if video_length != 1 else 1
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input_video, input_video_mask, clip_image = get_video_to_video_latent(validation_video, video_length=video_length, fps=fps, sample_size=sample_size)
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with torch.no_grad():
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sample = pipeline(
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prompt,
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video_length = video_length,
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negative_prompt = negative_prompt,
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height = sample_size[0],
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width = sample_size[1],
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generator = generator,
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guidance_scale = guidance_scale,
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num_inference_steps = num_inference_steps,
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video = input_video,
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mask_video = input_video_mask,
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clip_image = clip_image,
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strength = denoise_strength
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).videos
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if lora_path is not None:
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pipeline = unmerge_lora(pipeline, lora_path, lora_weight, "cuda")
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if not os.path.exists(save_path):
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os.makedirs(save_path, exist_ok=True)
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index = len([path for path in os.listdir(save_path)]) + 1
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prefix = str(index).zfill(8)
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if video_length == 1:
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save_sample_path = os.path.join(save_path, prefix + f".png")
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image = sample[0, :, 0]
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image = image.transpose(0, 1).transpose(1, 2)
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image = (image * 255).numpy().astype(np.uint8)
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image = Image.fromarray(image)
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image.save(save_sample_path)
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else:
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video_path = os.path.join(save_path, prefix + ".mp4")
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save_videos_grid(sample, video_path, fps=fps) |