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Update app.py
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import os
import spaces
import gradio as gr
import torch
from PIL import Image
from diffusers import DiffusionPipeline
import random
import uuid
from typing import Tuple
import numpy as np
from huggingface_hub import login
# One-time Hugging Face authentication
HF_TOKEN = os.environ.get("HF_TOKEN")
if HF_TOKEN:
login(HF_TOKEN)
print("Authenticated with Hugging Face.")
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
MAX_SEED = np.iinfo(np.int32).max
DESCRIPTIONz = ""
if not torch.cuda.is_available():
DESCRIPTIONz += "\n<p>⚠️ Running on CPU. This may not work as expected.</p>"
# Load base model and LoRA weights
base_model = "black-forest-labs/FLUX.1-dev"
pipe = DiffusionPipeline.from_pretrained(base_model, torch_dtype=torch.bfloat16, use_auth_token=HF_TOKEN)
lora_repo = "strangerzonehf/Flux-Super-Realism-LoRA"
trigger_word = "Super Realism" # Leave trigger_word blank if not used.
pipe.load_lora_weights(lora_repo)
pipe.to("cuda")
# Define style list for prompt enhancements
style_list = [
{
"name": "3840 x 2160",
"prompt": "hyper-realistic 8K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
},
{
"name": "2560 x 1440",
"prompt": "hyper-realistic 4K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
},
{
"name": "HD+",
"prompt": "hyper-realistic 2K image of {prompt}. ultra-detailed, lifelike, high-resolution, sharp, vibrant colors, photorealistic",
},
]
styles = {k["name"]: k["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) -> str:
return styles.get(style_name, styles[DEFAULT_STYLE_NAME]).replace("{prompt}", positive)
@spaces.GPU(duration=60, enable_queue=True)
def generate(
prompt: str,
seed: int = 0,
width: int = 1024,
height: int = 1024,
guidance_scale: float = 3,
randomize_seed: bool = False,
style_name: str = DEFAULT_STYLE_NAME,
progress=gr.Progress(track_tqdm=True),
):
seed = int(randomize_seed_fn(seed, randomize_seed))
positive_prompt = apply_style(style_name, prompt)
if trigger_word:
positive_prompt = f"{trigger_word} {positive_prompt}"
images = pipe(
prompt=positive_prompt,
width=width,
height=height,
guidance_scale=guidance_scale,
num_inference_steps=28,
num_images_per_prompt=1,
output_type="pil",
).images
image_paths = [save_image(img) for img in images]
print(image_paths)
return image_paths, seed
examples = [
"Woman in a red jacket, snowy, in the style of hyper-realistic portraiture, caninecore, mountainous vistas, timeless beauty, palewave, iconic, distinctive noses --ar 72:101 --stylize 750 --v 6",
"Super Realism, Headshot of handsome young man, wearing dark gray sweater with buttons and big shawl collar, brown hair and short beard, serious look on his face, black background, soft studio lighting, portrait photography --ar 85:128 --v 6.0 --style",
"Super Realism, High-resolution photograph, woman, UHD, photorealistic, shot on a Sony A7III --chaos 20 --ar 1:2 --style raw --stylize 250",
"Super-realism, Purple Dreamy, a medium-angle shot of a young woman with long brown hair, wearing a pair of eye-level glasses, stands in front of a backdrop of purple and white lights. The woman's eyes are closed, her lips slightly parted, as if she is looking up at the sky. Her hair cascades over her shoulders, framing her face. She wears a sleeveless top adorned with tiny white dots and a gold chain necklace around her neck. Her left earrings add a pop of color to the scene."
]
# Updated CSS: full-width container, dark theme with black background, and violet accents
css = '''
.gradio-container {
max-width: 100% !important;
background-color: #000000;
padding: 20px;
border-radius: 0px;
box-shadow: none;
color: white;
}
body {
background-color: #000000;
color: white;
}
h1 {
text-align: center;
color: #8A2BE2;
margin-bottom: 10px;
}
footer {
visibility: hidden;
}
.submit-btn {
background-color: #8A2BE2 !important;
color: white !important;
border-radius: 8px;
padding: 10px 20px;
font-weight: bold;
}
.submit-btn:hover {
background-color: #6a0dad !important;
}
.accordion-header {
background-color: #1a1a1a;
color: white;
}
.gradio-container .accordion-content {
background-color: #000000;
color: white;
}
'''
with gr.Blocks(css=css, theme="default") as demo:
gr.Markdown("<h1>FLUX Image Generator</h1>")
gr.Markdown(DESCRIPTIONz)
with gr.Row():
with gr.Column(scale=1):
prompt = gr.Text(
label="Prompt",
show_label=False,
max_lines=1,
placeholder="Enter your prompt",
container=False,
)
run_button = gr.Button("Generate 🤗", elem_classes="submit-btn")
with gr.Accordion("Advanced options", open=True):
seed = gr.Slider(
label="Seed",
minimum=0,
maximum=MAX_SEED,
step=1,
value=0,
visible=True
)
randomize_seed = gr.Checkbox(label="Randomize seed", value=True)
with gr.Row():
width = gr.Slider(
label="Width",
minimum=512,
maximum=2048,
step=64,
value=768,
)
height = gr.Slider(
label="Height",
minimum=512,
maximum=2048,
step=64,
value=1024,
)
with gr.Row():
guidance_scale = gr.Slider(
label="Guidance Scale",
minimum=0.1,
maximum=20.0,
step=0.1,
value=3.0,
)
num_inference_steps = gr.Slider(
label="Number of inference steps",
minimum=1,
maximum=40,
step=1,
value=28,
)
style_selection = gr.Radio(
show_label=True,
container=True,
interactive=True,
choices=STYLE_NAMES,
value=DEFAULT_STYLE_NAME,
label="Quality Style",
)
with gr.Column(scale=2):
result = gr.Gallery(label="Result", columns=1, show_label=False)
gr.Examples(
examples=examples,
inputs=prompt,
outputs=[result, seed],
fn=generate,
cache_examples=False,
)
gr.on(
triggers=[
prompt.submit,
run_button.click,
],
fn=generate,
inputs=[
prompt,
seed,
width,
height,
guidance_scale,
randomize_seed,
style_selection,
],
outputs=[result, seed],
api_name="run",
)
if __name__ == "__main__":
demo.queue(max_size=40).launch()