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app.py
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@@ -28,11 +28,8 @@ if not os.path.exists(repo_dir_name):
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# --- ETAPA 2: Configuração dos Caminhos ---
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# Mudar para o diretório do repositório e adicioná-lo ao path do Python.
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# Mudar para o diretório do repositório. ESSENCIAL para caminhos de arquivos relativos.
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os.chdir(repo_dir_name)
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print(f"Diretório de trabalho alterado para: {os.getcwd()}")
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# Adicionar o diretório ao sys.path. ESSENCIAL para as importações de módulos.
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sys.path.insert(0, os.path.abspath('.'))
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print(f"Diretório atual adicionado ao sys.path para importações.")
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@@ -43,7 +40,6 @@ import torch
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from pathlib import Path
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from urllib.parse import urlparse
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from torch.hub import download_url_to_file, get_dir
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import shlex
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# Função de download do original
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def load_file_from_url(url, model_dir=None, progress=True, file_name=None):
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@@ -72,7 +68,6 @@ pretrain_model_url = {
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# Criar diretório de checkpoints e baixar modelos
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ckpt_dir = Path('./ckpts')
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ckpt_dir.mkdir(exist_ok=True)
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for key, url in pretrain_model_url.items():
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filename = os.path.basename(url)
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model_dir = './ckpts' if key in ['vae', 'dit'] else '.'
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@@ -84,23 +79,27 @@ for key, url in pretrain_model_url.items():
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/23_1_lq.mp4', '01.mp4')
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/28_1_lq.mp4', '02.mp4')
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/2_1_lq.mp4', '03.mp4')
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torch.hub.download_url_to_file('https://huggingface.co/ByteDance-Seed/SeedVR2-3B/resolve/main/apex-0.1-cp310-cp310-linux_x86_64.whl', 'apex-0.1-cp310-cp310-linux_x86_64.whl')
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#
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python_executable = sys.executable
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subprocess.run([python_executable, "-m", "pip", "install", "flash-attn", "--no-build-isolation"], env={**os.environ, "FLASH_ATTENTION_SKIP_CUDA_BUILD": "TRUE"}, check=True)
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subprocess.run([python_executable, "-m", "pip", "install", "--force-reinstall", "--no-cache-dir", apex_wheel_path], check=True)
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print("✅ Configuração do Apex concluída.")
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else:
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print(f"AVISO: O arquivo wheel do Apex '{apex_wheel_path}' não foi encontrado no repositório clonado.")
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import mediapy
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from einops import rearrange
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from omegaconf import OmegaConf
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@@ -130,6 +129,8 @@ os.environ["MASTER_ADDR"] = "127.0.0.1"
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os.environ["MASTER_PORT"] = "12355"
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os.environ["RANK"] = str(0)
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os.environ["WORLD_SIZE"] = str(1)
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if os.path.exists("projects/video_diffusion_sr/color_fix.py"):
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from projects.video_diffusion_sr.color_fix import wavelet_reconstruction
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@@ -158,122 +159,80 @@ def configure_runner(sp_size):
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def generation_step(runner, text_embeds_dict, cond_latents):
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def _move_to_cuda(x):
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return [i.to(torch.device("cuda")) for i in x]
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noises = [torch.randn_like(latent) for latent in cond_latents]
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aug_noises = [torch.randn_like(latent) for latent in cond_latents]
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noises, aug_noises, cond_latents = sync_data((noises, aug_noises, cond_latents), 0)
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noises, aug_noises, cond_latents = list(map(_move_to_cuda, (noises, aug_noises, cond_latents)))
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def _add_noise(x, aug_noise):
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t = torch.tensor([1000.0], device=torch.device("cuda")) * 0.1
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shape = torch.tensor(x.shape[1:], device=torch.device("cuda"))[None]
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t = runner.timestep_transform(t, shape)
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return runner.schedule.forward(x, aug_noise, t)
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conditions = [runner.get_condition(noise, task="sr", latent_blur=_add_noise(latent_blur, aug_noise)) for noise, aug_noise, latent_blur in zip(noises, aug_noises, cond_latents)]
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with torch.no_grad(), torch.autocast("cuda", torch.bfloat16, enabled=True):
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video_tensors = runner.inference(noises=noises, conditions=conditions, dit_offload=False, **text_embeds_dict)
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return [rearrange(video, "c t h w -> t c h w") for video in video_tensors]
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def generation_loop(video_path, seed=666, fps_out=24, batch_size=1, cfg_scale=1.0, cfg_rescale=0.0, sample_steps=1, res_h=1280, res_w=720, sp_size=1):
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if video_path is None:
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return None, None, None
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runner = configure_runner(1)
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def _extract_text_embeds():
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positive_prompts_embeds = []
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for _ in original_videos_local:
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positive_prompts_embeds.append({
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"texts_pos": [torch.load('pos_emb.pt')],
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"texts_neg": [torch.load('neg_emb.pt')]
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})
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gc.collect(); torch.cuda.empty_cache()
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return positive_prompts_embeds
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runner.config.diffusion.cfg.scale = cfg_scale
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runner.config.diffusion.cfg.rescale = cfg_rescale
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runner.config.diffusion.timesteps.sampling.steps = sample_steps
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runner.configure_diffusion()
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set_seed(int(seed) % (2**32), same_across_ranks=True)
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os.makedirs("output", exist_ok=True)
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original_videos = [os.path.basename(video_path)]
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original_videos_local = partition_by_size(original_videos, batch_size)
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positive_prompts_embeds = _extract_text_embeds()
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video_transform = Compose([
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NaResize(resolution=(res_h * res_w) ** 0.5, mode="area", downsample_only=False),
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Lambda(lambda x: torch.clamp(x, 0.0, 1.0)),
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DivisibleCrop((16, 16)), Normalize(0.5, 0.5), Rearrange("t c h w -> c t h w"),
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])
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for videos, text_embeds in tqdm(zip(original_videos_local, positive_prompts_embeds)):
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media_type, _ = mimetypes.guess_type(video_path)
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is_video = media_type and media_type.startswith("video")
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if is_video:
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video, _, _ = read_video(video_path, output_format="TCHW")
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output_dir = os.path.join("output", f"{uuid.uuid4()}.
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else: # Assumimos que é uma imagem
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video = T.ToTensor()(Image.open(video_path).convert("RGB")).unsqueeze(0)
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output_dir = os.path.join("output", f"{uuid.uuid4()}.png")
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cond_latents = [video_transform(video.to("cuda"))]
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ori_lengths = [v.size(1) for v in cond_latents]
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cond_latents = runner.vae_encode(cond_latents)
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for key in ["texts_pos", "texts_neg"]:
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for i, emb in enumerate(text_embeds[key]):
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text_embeds[key][i] = emb.to("cuda")
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samples = generation_step(runner, text_embeds, cond_latents=cond_latents)
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del cond_latents
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for sample, ori_length in zip(samples, ori_lengths):
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sample = sample[:ori_length].to("cpu")
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sample = rearrange(sample, "t c h w -> t h w c").clip(-1, 1).mul_(0.5).add_(0.5).mul_(255).round().to(torch.uint8).numpy()
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mediapy.write_video(output_dir, sample, fps=fps_out)
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else:
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mediapy.write_image(output_dir, sample[0])
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gc.collect(); torch.cuda.empty_cache()
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return (None, output_dir, output_dir) if is_video else (output_dir, None, output_dir)
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with gr.Blocks(title="SeedVR2: Restauração de Vídeo em Um Passo") as demo:
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gr.HTML(f"""
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<img src='file/{os.path.abspath("assets/seedvr_logo.png")}' style='height:40px;' alt='SeedVR logo'/>
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</div>
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<p><b>Demonstração oficial do Gradio</b> para
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<a href='https://github.com/ByteDance-Seed/SeedVR' target='_blank'>
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<b>SeedVR2: One-Step Video Restoration via Diffusion Adversarial Post-Training</b></a>.<br>
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🔥 <b>SeedVR2</b> é um algoritmo de restauração de imagem e vídeo em um passo para conteúdo do mundo real e AIGC.
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</p>
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""")
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with gr.Row():
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input_file = gr.File(label="Carregar imagem ou vídeo")
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with gr.Column():
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seed = gr.Number(label="Seed", value=666)
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fps = gr.Number(label="FPS de Saída (para vídeo)", value=24)
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run_button = gr.Button("Executar")
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with gr.Row():
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output_image = gr.Image(label="Imagem de Saída")
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output_video = gr.Video(label="Vídeo de Saída")
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download_link = gr.File(label="Baixar o resultado")
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run_button.click(fn=generation_loop, inputs=[input_file, seed, fps], outputs=[output_image, output_video, download_link])
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gr.Examples(
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examples=[
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["01.mp4", 4, 24],
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],
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inputs=[input_file, seed, fps]
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)
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gr.HTML("""
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<hr>
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<p>Se você achou o SeedVR útil, por favor ⭐ o
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<h4>Limitações</h4>
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<p>Pode falhar em degradações pesadas ou em clipes AIGC com pouco movimento, causando excesso de nitidez ou restauração inadequada.</p>
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""")
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demo.queue().launch(share=True)
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# --- ETAPA 2: Configuração dos Caminhos ---
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# Mudar para o diretório do repositório e adicioná-lo ao path do Python.
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os.chdir(repo_dir_name)
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print(f"Diretório de trabalho alterado para: {os.getcwd()}")
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sys.path.insert(0, os.path.abspath('.'))
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print(f"Diretório atual adicionado ao sys.path para importações.")
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from pathlib import Path
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from urllib.parse import urlparse
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from torch.hub import download_url_to_file, get_dir
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# Função de download do original
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def load_file_from_url(url, model_dir=None, progress=True, file_name=None):
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# Criar diretório de checkpoints e baixar modelos
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ckpt_dir = Path('./ckpts')
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ckpt_dir.mkdir(exist_ok=True)
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for key, url in pretrain_model_url.items():
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filename = os.path.basename(url)
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model_dir = './ckpts' if key in ['vae', 'dit'] else '.'
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/23_1_lq.mp4', '01.mp4')
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/28_1_lq.mp4', '02.mp4')
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torch.hub.download_url_to_file('https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/2_1_lq.mp4', '03.mp4')
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# --- REFINAMENTO: Compilar dependências do zero para a GPU L40S (Ada Lovelace) ---
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python_executable = sys.executable
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print("Instalando flash-attn compilando do zero...")
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# Força a reinstalação a partir do zero para garantir que seja compilado para a GPU atual
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subprocess.run([python_executable, "-m", "pip", "install", "--force-reinstall", "--no-cache-dir", "flash-attn"], check=True)
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print("Clonando e compilando o Apex do zero...")
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if not os.path.exists("apex"):
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subprocess.run("git clone https://github.com/NVIDIA/apex", shell=True, check=True)
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# Instala o Apex a partir da fonte clonada, o que força a compilação para a GPU L40S
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# As flags --cpp_ext e --cuda_ext são essenciais para a compilação
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subprocess.run(
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[python_executable, "-m", "pip", "install", "-v", "--disable-pip-version-check", "--no-cache-dir", "--global-option=--cpp_ext", "--global-option=--cuda_ext", "./apex"],
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check=True
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)
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print("✅ Configuração do Apex concluída.")
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# --- ETAPA 4: Execução do Código Principal da Aplicação ---
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import mediapy
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from einops import rearrange
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from omegaconf import OmegaConf
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os.environ["MASTER_PORT"] = "12355"
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os.environ["RANK"] = str(0)
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os.environ["WORLD_SIZE"] = str(1)
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# Adiciona uma variável de ambiente que pode ajudar o PyTorch a debugar erros de CUDA
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os.environ["CUDA_LAUNCH_BLOCKING"] = "1"
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if os.path.exists("projects/video_diffusion_sr/color_fix.py"):
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from projects.video_diffusion_sr.color_fix import wavelet_reconstruction
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def generation_step(runner, text_embeds_dict, cond_latents):
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def _move_to_cuda(x):
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return [i.to(torch.device("cuda")) for i in x]
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noises = [torch.randn_like(latent) for latent in cond_latents]
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aug_noises = [torch.randn_like(latent) for latent in cond_latents]
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noises, aug_noises, cond_latents = sync_data((noises, aug_noises, cond_latents), 0)
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noises, aug_noises, cond_latents = list(map(_move_to_cuda, (noises, aug_noises, cond_latents)))
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def _add_noise(x, aug_noise):
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t = torch.tensor([1000.0], device=torch.device("cuda")) * 0.1
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shape = torch.tensor(x.shape[1:], device=torch.device("cuda"))[None]
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t = runner.timestep_transform(t, shape)
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return runner.schedule.forward(x, aug_noise, t)
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conditions = [runner.get_condition(noise, task="sr", latent_blur=_add_noise(latent_blur, aug_noise)) for noise, aug_noise, latent_blur in zip(noises, aug_noises, cond_latents)]
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with torch.no_grad(), torch.autocast("cuda", torch.bfloat16, enabled=True):
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video_tensors = runner.inference(noises=noises, conditions=conditions, dit_offload=False, **text_embeds_dict)
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return [rearrange(video, "c t h w -> t c h w") for video in video_tensors]
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@spaces.GPU
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def generation_loop(video_path, seed=666, fps_out=24, batch_size=1, cfg_scale=1.0, cfg_rescale=0.0, sample_steps=1, res_h=1280, res_w=720, sp_size=1):
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if video_path is None: return None, None, None
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runner = configure_runner(1)
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def _extract_text_embeds():
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positive_prompts_embeds = []
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for _ in original_videos_local:
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positive_prompts_embeds.append({"texts_pos": [torch.load('pos_emb.pt')], "texts_neg": [torch.load('neg_emb.pt')]})
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gc.collect(); torch.cuda.empty_cache()
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return positive_prompts_embeds
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runner.config.diffusion.cfg.scale, runner.config.diffusion.cfg.rescale, runner.config.diffusion.timesteps.sampling.steps = cfg_scale, cfg_rescale, sample_steps
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runner.configure_diffusion()
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set_seed(int(seed) % (2**32), same_across_ranks=True)
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os.makedirs("output", exist_ok=True)
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original_videos = [os.path.basename(video_path)]
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original_videos_local = partition_by_size(original_videos, batch_size)
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positive_prompts_embeds = _extract_text_embeds()
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video_transform = Compose([NaResize(resolution=(res_h * res_w) ** 0.5, mode="area", downsample_only=False), Lambda(lambda x: torch.clamp(x, 0.0, 1.0)), DivisibleCrop((16, 16)), Normalize(0.5, 0.5), Rearrange("t c h w -> c t h w")])
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| 194 |
for videos, text_embeds in tqdm(zip(original_videos_local, positive_prompts_embeds)):
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media_type, _ = mimetypes.guess_type(video_path)
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| 196 |
is_video = media_type and media_type.startswith("video")
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| 197 |
if is_video:
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+
video, _, _ = read_video(video_path, output_format="TCHW"); video = video[:121] / 255.0; output_dir = os.path.join("output", f"{uuid.uuid4()}.mp4")
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| 199 |
+
else:
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| 200 |
+
video = T.ToTensor()(Image.open(video_path).convert("RGB")).unsqueeze(0); output_dir = os.path.join("output", f"{uuid.uuid4()}.png")
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| 201 |
cond_latents = [video_transform(video.to("cuda"))]
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| 202 |
ori_lengths = [v.size(1) for v in cond_latents]
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| 203 |
cond_latents = runner.vae_encode(cond_latents)
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| 204 |
for key in ["texts_pos", "texts_neg"]:
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| 205 |
+
for i, emb in enumerate(text_embeds[key]): text_embeds[key][i] = emb.to("cuda")
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| 206 |
samples = generation_step(runner, text_embeds, cond_latents=cond_latents)
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| 207 |
del cond_latents
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| 208 |
for sample, ori_length in zip(samples, ori_lengths):
|
| 209 |
sample = sample[:ori_length].to("cpu")
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| 210 |
sample = rearrange(sample, "t c h w -> t h w c").clip(-1, 1).mul_(0.5).add_(0.5).mul_(255).round().to(torch.uint8).numpy()
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| 211 |
+
if is_video: mediapy.write_video(output_dir, sample, fps=fps_out)
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| 212 |
+
else: mediapy.write_image(output_dir, sample[0])
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| 213 |
gc.collect(); torch.cuda.empty_cache()
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| 214 |
return (None, output_dir, output_dir) if is_video else (output_dir, None, output_dir)
|
| 215 |
|
| 216 |
with gr.Blocks(title="SeedVR2: Restauração de Vídeo em Um Passo") as demo:
|
| 217 |
gr.HTML(f"""
|
| 218 |
+
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|
| 219 |
<p><b>Demonstração oficial do Gradio</b> para
|
| 220 |
<a href='https://github.com/ByteDance-Seed/SeedVR' target='_blank'>
|
| 221 |
<b>SeedVR2: One-Step Video Restoration via Diffusion Adversarial Post-Training</b></a>.<br>
|
| 222 |
🔥 <b>SeedVR2</b> é um algoritmo de restauração de imagem e vídeo em um passo para conteúdo do mundo real e AIGC.
|
| 223 |
</p>
|
| 224 |
""")
|
|
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|
| 225 |
with gr.Row():
|
| 226 |
input_file = gr.File(label="Carregar imagem ou vídeo")
|
| 227 |
with gr.Column():
|
| 228 |
seed = gr.Number(label="Seed", value=666)
|
| 229 |
fps = gr.Number(label="FPS de Saída (para vídeo)", value=24)
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|
| 230 |
run_button = gr.Button("Executar")
|
|
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|
| 231 |
with gr.Row():
|
| 232 |
output_image = gr.Image(label="Imagem de Saída")
|
| 233 |
output_video = gr.Video(label="Vídeo de Saída")
|
|
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|
| 234 |
download_link = gr.File(label="Baixar o resultado")
|
|
|
|
| 235 |
run_button.click(fn=generation_loop, inputs=[input_file, seed, fps], outputs=[output_image, output_video, download_link])
|
|
|
|
| 236 |
gr.Examples(
|
| 237 |
examples=[
|
| 238 |
["01.mp4", 4, 24],
|
|
|
|
| 241 |
],
|
| 242 |
inputs=[input_file, seed, fps]
|
| 243 |
)
|
|
|
|
| 244 |
gr.HTML("""
|
| 245 |
<hr>
|
| 246 |
<p>Se você achou o SeedVR útil, por favor ⭐ o
|
|
|
|
| 254 |
<h4>Limitações</h4>
|
| 255 |
<p>Pode falhar em degradações pesadas ou em clipes AIGC com pouco movimento, causando excesso de nitidez ou restauração inadequada.</p>
|
| 256 |
""")
|
|
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|
| 257 |
demo.queue().launch(share=True)
|