Update app.py

app.py

@@ -1,331 +1,48 @@
 import os
-import random
 import uuid
 import gradio as gr
-import numpy as np
-from PIL import Image
-import spaces
 import torch
+from PIL import Image
 from diffusers import StableDiffusionXLPipeline, EulerAncestralDiscreteScheduler
-from typing import Tuple
-
-css = '''
-.gradio-container{max-width: 575px !important}
-h1{text-align:center}
-footer {
-    visibility: hidden
-}
-'''
-
-DESCRIPTIONXX = """## TEXT 2 IMAGE🥠"""
-
-examples = [
-
-    "A tiny astronaut hatching from an egg on the moon, 4k, planet theme, --style raw5 --v 6.0",
-    "An anime-style illustration of a delicious, golden-brown wiener schnitzel on a plate, served with fresh lemon slices, parsley --style raw5",
-    "Cold coffee in a cup bokeh --ar 85:128 --v 6.0 --style raw5, 4K, Photo-Realistic",
-    "A cat holding a sign that says hello world --ar 85:128 --v 6.0 --style raw"
-]
-
-MODEL_OPTIONS = {
-    
-    "LIGHTNING V5.0": "SG161222/RealVisXL_V5.0_Lightning",
-    "LIGHTNING V4.0": "SG161222/RealVisXL_V4.0_Lightning",
-}
-
-MAX_IMAGE_SIZE = int(os.getenv("MAX_IMAGE_SIZE", "4096"))
-USE_TORCH_COMPILE = os.getenv("USE_TORCH_COMPILE", "0") == "1"
-ENABLE_CPU_OFFLOAD = os.getenv("ENABLE_CPU_OFFLOAD", "0") == "1"
-BATCH_SIZE = int(os.getenv("BATCH_SIZE", "1"))
 
-device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
+# Configuração do modelo e pipeline
+model_id = "stabilityai/stable-diffusion-xl-base-1.0"
 
-style_list = [
-    {
-        "name": "3840 x 2160",
-        "prompt": "hyper-realistic 8K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
-        "negative_prompt": "cartoonish, low resolution, blurry, simplistic, abstract, deformed, ugly",
-    },
-    {
-        "name": "2560 x 1440",
-        "prompt": "hyper-realistic 4K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
-        "negative_prompt": "cartoonish, low resolution, blurry, simplistic, abstract, deformed, ugly",
-    },
-    {
-        "name": "HD+",
-        "prompt": "hyper-realistic 2K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
-        "negative_prompt": "cartoonish, low resolution, blurry, simplistic, abstract, deformed, ugly",
-    },
-    {
-        "name": "Style Zero",
-        "prompt": "{prompt}",
-        "negative_prompt": "",
-    },
-]
+# Carrega o pipeline do modelo
+scheduler = EulerAncestralDiscreteScheduler.from_pretrained(model_id, subfolder="scheduler")
+pipe = StableDiffusionXLPipeline.from_pretrained(model_id, scheduler=scheduler, torch_dtype=torch.float16)
+pipe.to("cuda")  # Usa GPU para acelerar o processamento
 
-styles = {k["name"]: (k["prompt"], k["negative_prompt"]) for k in style_list}
-DEFAULT_STYLE_NAME = "3840 x 2160"
-STYLE_NAMES = list(styles.keys())
-
-def apply_style(style_name: str, positive: str, negative: str = "") -> Tuple[str, str]:
-    if style_name in styles:
-        p, n = styles.get(style_name, styles[DEFAULT_STYLE_NAME])
-    else:
-        p, n = styles[DEFAULT_STYLE_NAME]
-
-    if not negative:
-        negative = ""
-    return p.replace("{prompt}", positive), n + negative
-
-def load_and_prepare_model(model_id):
-    pipe = StableDiffusionXLPipeline.from_pretrained(
-        model_id,
-        torch_dtype=torch.float16 if torch.cuda.is_available() else torch.float32,
-        use_safetensors=True,
-        add_watermarker=False,
-    ).to(device)
-    pipe.scheduler = EulerAncestralDiscreteScheduler.from_config(pipe.scheduler.config)
+# Função para geração de imagens
+def generate_image(prompt: str, height: int = 576, width: int = 1024, seed: int = None) -> Image.Image:
+    if not seed:
+        seed = random.randint(0, 99999)
     
-    if USE_TORCH_COMPILE:
-        pipe.compile()
+    # Configurar seed para reprodutibilidade
+    generator = torch.manual_seed(seed)
     
-    if ENABLE_CPU_OFFLOAD:
-        pipe.enable_model_cpu_offload()
+    # Gerar a imagem
+    image = pipe(prompt, height=height, width=width, num_inference_steps=50, guidance_scale=7.5, generator=generator).images[0]
     
-    return pipe
-
-# Preload and compile both models
-models = {key: load_and_prepare_model(value) for key, value in MODEL_OPTIONS.items()}
-
-MAX_SEED = np.iinfo(np.int32).max
+    # Retorna a imagem gerada
+    return image
 
-def save_image(img):
-    unique_name = str(uuid.uuid4()) + ".png"
-    img.save(unique_name)
-    return unique_name
-
-def randomize_seed_fn(seed: int, randomize_seed: bool) -> int:
-    if randomize_seed:
-        seed = random.randint(0, MAX_SEED)
-    return seed
-
-@spaces.GPU(duration=60, enable_queue=True)
-def generate(
-    model_choice: str,
-    prompt: str,
-    negative_prompt: str = "",
-    use_negative_prompt: bool = False,
-    style_selection: str = DEFAULT_STYLE_NAME,
-    seed: int = 1,
-    width: int = 1024,
-    height: int = 1024,
-    guidance_scale: float = 3,
-    num_inference_steps: int = 25,
-    randomize_seed: bool = False,
-    use_resolution_binning: bool = True, 
-    num_images: int = 1,  
-    progress=gr.Progress(track_tqdm=True),
-):
-    global models
-    pipe = models[model_choice]
+# Interface Gradio
+with gr.Blocks() as demo:
+    gr.Markdown("## Gerador de Imagens com Stable Diffusion XL")
     
-    seed = int(randomize_seed_fn(seed, randomize_seed))
-    generator = torch.Generator(device=device).manual_seed(seed)
-
-    prompt, negative_prompt = apply_style(style_selection, prompt, negative_prompt)
-
-    options = {
-        "prompt": [prompt] * num_images,
-        "negative_prompt": [negative_prompt] * num_images if use_negative_prompt else None,
-        "width": width,
-        "height": height,
-        "guidance_scale": guidance_scale,
-        "num_inference_steps": num_inference_steps,
-        "generator": generator,
-        "output_type": "pil",
-    }
-
-    if use_resolution_binning:
-        options["use_resolution_binning"] = True
-
-    images = []
-    for i in range(0, num_images, BATCH_SIZE):
-        batch_options = options.copy()
-        batch_options["prompt"] = options["prompt"][i:i+BATCH_SIZE]
-        if "negative_prompt" in batch_options:
-            batch_options["negative_prompt"] = options["negative_prompt"][i:i+BATCH_SIZE]
-        images.extend(pipe(**batch_options).images)
-
-    image_paths = [save_image(img) for img in images]
-    return image_paths, seed
-
-#def load_predefined_images():
-    # predefined_images = [
-    #     "assets/1.png",
-    #     "assets/2.png",
-    #     "assets/3.png",
-    #     "assets/4.png",
-    #     "assets/5.png",
-    #     "assets/6.png",
-    #     "assets/7.png",
-    #     "assets/8.png",
-    #     "assets/9.png",
-    #     "assets/10.png",
-    #     "assets/11.png",
-    #     "assets/12.png",
-    # ]
-    # return predefined_images
-
-with gr.Blocks(css=css, theme="bethecloud/storj_theme") as demo:
-    gr.Markdown(DESCRIPTIONXX)
     with gr.Row():
-        prompt = gr.Text(
-            label="Prompt",
-            show_label=False,
-            max_lines=1,
-            placeholder="Enter your prompt",
-            container=False,
-        )
-        run_button = gr.Button("Run", scale=0)
-    result = gr.Gallery(label="Result", columns=1, show_label=False) 
-
-    with gr.Row():
-        model_choice = gr.Dropdown(
-            label="Model Selection⬇️",
-            choices=list(MODEL_OPTIONS.keys()),
-            value="LIGHTNING V5.0"
-        )
-
-    with gr.Accordion("Advanced options", open=False, visible=False):
-        style_selection = gr.Radio(
-            show_label=True,
-            container=True,
-            interactive=True,
-            choices=STYLE_NAMES,
-            value=DEFAULT_STYLE_NAME,
-            label="Quality Style",
-        )
-        num_images = gr.Slider(
-            label="Number of Images",
-            minimum=1,
-            maximum=5,
-            step=1,
-            value=1,
-        )
-        with gr.Row():
-            with gr.Column(scale=1):
-                use_negative_prompt = gr.Checkbox(label="Use negative prompt", value=True)
-                negative_prompt = gr.Text(
-                    label="Negative prompt",
-                    max_lines=5,
-                    lines=4,
-                    placeholder="Enter a negative prompt",
-                    value="(deformed, distorted, disfigured:1.3), poorly drawn, bad anatomy, wrong anatomy, extra limb, missing limb, floating limbs, (mutated hands and fingers:1.4), disconnected limbs, mutation, mutated, ugly, disgusting, blurry, amputation",
-                    visible=True,
-                )
-        seed = gr.Slider(
-            label="Seed",
-            minimum=0,
-            maximum=MAX_SEED,
-            step=1,
-            value=0,
-        )
-        randomize_seed = gr.Checkbox(label="Randomize seed", value=True)
-        with gr.Row():
-            width = gr.Slider(
-                label="Width",
-                minimum=512,
-                maximum=MAX_IMAGE_SIZE,
-                step=8,
-                value=1024,
-            )
-            height = gr.Slider(
-                label="Height",
-                minimum=512,
-                maximum=MAX_IMAGE_SIZE,
-                step=8,
-                value=1024,
-            )
-        with gr.Row():
-            guidance_scale = gr.Slider(
-                label="Guidance Scale",
-                minimum=0.1,
-                maximum=6,
-                step=0.1,
-                value=3.0,
-            )
-            num_inference_steps = gr.Slider(
-                label="Number of inference steps",
-                minimum=1,
-                maximum=60,
-                step=1,
-                value=28,
-            )
-
-    gr.Examples(
-        examples=examples,
-        inputs=prompt,
-        cache_examples=False
-    )
-
-    use_negative_prompt.change(
-        fn=lambda x: gr.update(visible=x),
-        inputs=use_negative_prompt,
-        outputs=negative_prompt,
-        api_name=False,
-    )
-    
-    gr.on(
-        triggers=[
-            prompt.submit,
-            negative_prompt.submit,
-            run_button.click,
-        ],
-        fn=generate,
-        inputs=[
-            model_choice,
-            prompt,
-            negative_prompt,
-            use_negative_prompt,
-            style_selection,
-            seed,
-            width,
-            height,
-            guidance_scale,
-            num_inference_steps,
-            randomize_seed, 
-            num_images, 
-        ],
-        outputs=[result, seed],
-    )
-
-
-    #gr.Markdown("### Image Gallery")
-    #predefined_gallery = gr.Gallery(label="Image Gallery", columns=3, show_label=False, value=load_predefined_images())
-
-    gr.Markdown(
-    """
-    <div style="text-align: justify;">
-    🥠Models used in the playground: <a href="https://huggingface.co/SG161222/RealVisXL_V5.0_Lightning">[LIGHTNING V5.0]</a>, <a href="https://huggingface.co/SG161222/RealVisXL_V4.0_Lightning">[LIGHTNING V4.0]</a>
-    for image generation. Stable Diffusion XL piped (SDXL) model HF. This is the demo space for generating images using the Stable Diffusion XL models, with multiple different variants available.
-    </div>
-    """
-    )
-
-    gr.Markdown(
-    """
-    <div style="text-align: justify;">
-    🥠This is the demo space for generating images using Stable Diffusion XL with quality styles, different models, and types. Try the sample prompts to generate higher quality images. Try the sample prompts for generating higher quality images. 
-    <a href='https://huggingface.co/spaces/prithivMLmods/Top-Prompt-Collection' target='_blank'>Try prompts</a>.
-    </div>
-    """)
-
-    gr.Markdown(
-    """
-    <div style="text-align: justify;">
-    ⚠️ Users are accountable for the content they generate and are responsible for ensuring it meets appropriate ethical standards.
-    </div>
-    """) 
-    
+        with gr.Column():
+            prompt = gr.Textbox(label="Texto (Prompt)", placeholder="Descreva a imagem que deseja gerar...")
+            seed = gr.Number(label="Seed (opcional)", value=None)
+            generate_button = gr.Button("Gerar Imagem")
+        
+        with gr.Column():
+            output_image = gr.Image(label="Imagem Gerada", type="pil")
+
+    # Conectar botão à função
+    generate_button.click(fn=generate_image, inputs=[prompt, gr.Number(value=576), gr.Number(value=1024), seed], outputs=output_image)
+
+# Executar o app
 if __name__ == "__main__":
-    demo.queue(max_size=50).launch(show_api=True)
+    demo.launch(server_name="0.0.0.0", server_port=7860)