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from diffusers import StableDiffusionPipeline, StableDiffusionImg2ImgPipeline, UniPCMultistepScheduler | |
import gradio as gr | |
import torch | |
from PIL import Image | |
model_id = 'Norod78/sd2-simpsons-blip' | |
prefix = None | |
pipe = StableDiffusionPipeline.from_pretrained( | |
model_id, | |
torch_dtype=torch.float16 if torch.cuda.is_available() else torch.float32) | |
pipe.scheduler = UniPCMultistepScheduler.from_config(pipe.scheduler.config) | |
pipe_i2i = StableDiffusionImg2ImgPipeline.from_pretrained( | |
model_id, | |
torch_dtype=torch.float16 if torch.cuda.is_available() else torch.float32) | |
pipe_i2i.scheduler = UniPCMultistepScheduler.from_config(pipe_i2i.scheduler.config) | |
if torch.cuda.is_available(): | |
pipe = pipe.to("cuda") | |
pipe_i2i = pipe_i2i.to("cuda") | |
def error_str(error, title="Error"): | |
return f"""#### {title} | |
{error}""" if error else "" | |
def inference(prompt, guidance, steps, width=512, height=512, seed=0, img=None, strength=0.5, neg_prompt=""): | |
if torch.cuda.is_available(): | |
generator = torch.Generator('cuda').manual_seed(seed) if seed != 0 else None | |
else: | |
if seed != 0: | |
generator = torch.Generator() | |
generator.manual_seed(seed) | |
else: | |
generator = None | |
try: | |
if img is not None: | |
return img_to_img(prompt, neg_prompt, img, strength, guidance, steps, width, height, generator), None | |
else: | |
return txt_to_img(prompt, neg_prompt, guidance, steps, width, height, generator), None | |
except Exception as e: | |
return None, error_str(e) | |
def txt_to_img(prompt, neg_prompt, guidance, steps, width, height, generator): | |
result = pipe( | |
prompt, | |
negative_prompt = neg_prompt, | |
num_inference_steps = int(steps), | |
guidance_scale = guidance, | |
width = width, | |
height = height, | |
generator = generator) | |
return replace_nsfw_images(result) | |
def img_to_img(prompt, neg_prompt, img, strength, guidance, steps, width, height, generator): | |
ratio = min(height / img.height, width / img.width) | |
img = img.resize((int(img.width * ratio), int(img.height * ratio)), Image.Resampling.LANCZOS) | |
result = pipe_i2i( | |
prompt, | |
negative_prompt = neg_prompt, | |
image = img, | |
num_inference_steps = int(steps), | |
strength = strength, | |
guidance_scale = guidance, | |
generator = generator) | |
return replace_nsfw_images(result) | |
def replace_nsfw_images(results): | |
for i in range(len(results.images)): | |
if 'nsfw_content_detected' in results and results.nsfw_content_detected[i]: | |
results.images[i] = Image.open("nsfw.png") | |
return results.images[0] | |
css = """.main-div div{display:inline-flex;align-items:center;gap:.8rem;font-size:1.75rem}.main-div div h1{font-weight:900;margin-bottom:7px}.main-div p{margin-bottom:10px;font-size:94%}a{text-decoration:underline}.tabs{margin-top:0;margin-bottom:0}#gallery{min-height:20rem} | |
""" | |
with gr.Blocks(css=css) as demo: | |
gr.HTML( | |
f""" | |
<div class="main-div"> | |
<div> | |
<h1>SDv2 Simpsons</h1> | |
</div> | |
<p> | |
Demo for <a href="https://huggingface.co/Norod78/sd2-simpsons-blip">SD2 Simpsons BLIP</a> Stable Diffusion 2, fine-tuned model.<br> | |
{"Add the following tokens to your prompts for the model to work properly: <b>prefix</b>" if prefix else ""} | |
</p> | |
Running on {"<b>GPU 🔥</b>" if torch.cuda.is_available() else f"<b>CPU 🥶</b>. For faster inference it is recommended to <b>upgrade to GPU in <a href='https://huggingface.co/spaces/Norod78/sd2-simpsons-blip/settings'>Settings</a></b>"}<br><br> | |
<a style="display:inline-block" href="https://huggingface.co/spaces/Norod78/sd2-simpsons-blip?duplicate=true"><img src="https://bit.ly/3gLdBN6" alt="Duplicate Space"></a> | |
</div> | |
""" | |
) | |
with gr.Row(): | |
with gr.Column(scale=55): | |
with gr.Group(): | |
with gr.Row(): | |
prompt = gr.Textbox(label="Prompt", show_label=False, max_lines=2,placeholder="[your prompt]") | |
generate = gr.Button(value="Generate") | |
image_out = gr.Image(height=512) | |
error_output = gr.Markdown() | |
with gr.Column(scale=45): | |
with gr.Tab("Options"): | |
with gr.Group(): | |
neg_prompt = gr.Textbox(label="Negative prompt", placeholder="What to exclude from the image") | |
with gr.Row(): | |
guidance = gr.Slider(label="Guidance scale", value=7.5, maximum=15) | |
steps = gr.Slider(label="Steps", value=20, minimum=4, maximum=50, step=1) | |
with gr.Row(): | |
width = gr.Slider(label="Width", value=512, minimum=64, maximum=1024, step=64) | |
height = gr.Slider(label="Height", value=512, minimum=64, maximum=1024, step=64) | |
seed = gr.Slider(0, 2147483647, label='Seed (0 = random)', value=0, step=1) | |
with gr.Tab("Image to image"): | |
with gr.Group(): | |
image = gr.Image(label="Image", height=256, tool="editor", type="pil") | |
strength = gr.Slider(label="Transformation strength", minimum=0, maximum=1, step=0.01, value=0.5) | |
inputs = [prompt, guidance, steps, width, height, seed, image, strength, neg_prompt] | |
outputs = [image_out, error_output] | |
prompt.submit(inference, inputs=inputs, outputs=outputs) | |
generate.click(inference, inputs=inputs, outputs=outputs) | |
gr.HTML(""" | |
<div style="border-top: 1px solid #303030;"> | |
<br> | |
<p>This space was created using <a href="https://huggingface.co/spaces/anzorq/sd-space-creator">SD Space Creator</a>.</p> | |
</div> | |
""") | |
demo.queue(concurrency_count=1) | |
demo.launch() | |