app.py

import spaces
import gradio as gr
import numpy as np
import random
import torch
from diffusers import StableDiffusion3Pipeline
#from transformers import CLIPTextModelWithProjection, T5EncoderModel
from transformers import CLIPTokenizer, T5TokenizerFast

import re
import paramiko
import urllib
import time
import os
from image_gen_aux import UpscaleWithModel
from huggingface_hub import hf_hub_download

#from diffusers import SD3Transformer2DModel, AutoencoderKL
#from models.transformer_sd3 import SD3Transformer2DModel
#from pipeline_stable_diffusion_3_ipa import StableDiffusion3Pipeline
from PIL import Image

FTP_HOST = "1ink.us"
FTP_USER = "ford442"
FTP_PASS = "GoogleBez12!"
FTP_DIR = "1ink.us/stable_diff/"  # Remote directory on FTP server

torch.backends.cuda.matmul.allow_tf32 = False
torch.backends.cuda.matmul.allow_bf16_reduced_precision_reduction = False
torch.backends.cuda.matmul.allow_fp16_reduced_precision_reduction = False
torch.backends.cudnn.allow_tf32 = False
torch.backends.cudnn.deterministic = False
torch.backends.cudnn.benchmark = False
#torch.backends.cuda.preferred_blas_library="cublas"
#torch.backends.cuda.preferred_linalg_library="cusolver"

hftoken = os.getenv("HF_AUTH_TOKEN") 

def upload_to_ftp(filename):
    try:
        transport = paramiko.Transport((FTP_HOST, 22))
        destination_path=FTP_DIR+filename
        transport.connect(username = FTP_USER, password = FTP_PASS)
        sftp = paramiko.SFTPClient.from_transport(transport)
        sftp.put(filename, destination_path)
        sftp.close()
        transport.close()
        print(f"Uploaded {filename} to FTP server")
    except Exception as e:
        print(f"FTP upload error: {e}")

device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
torch_dtype = torch.bfloat16

pipe = StableDiffusion3Pipeline.from_pretrained(
    #"stabilityai  #  stable-diffusion-3.5-large",
    "ford442/stable-diffusion-3.5-large-bf16",
#    vae=AutoencoderKL.from_pretrained("ford442/stable-diffusion-3.5-large-fp32", use_safetensors=True, subfolder='vae',token=True),
     #scheduler = FlowMatchHeunDiscreteScheduler.from_pretrained('ford442/stable-diffusion-3.5-large-bf16', subfolder='scheduler',token=True),
    # text_encoder=CLIPTextModelWithProjection.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", subfolder='text_encoder', token=True),
  #  text_encoder_2=CLIPTextModelWithProjection.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", subfolder='text_encoder_2',token=True),
  #  text_encoder_3=T5EncoderModel.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", subfolder='text_encoder_3',token=True),
    #tokenizer=CLIPTokenizer.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", add_prefix_space=True, subfolder="tokenizer", token=True),
    #tokenizer_2=CLIPTokenizer.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", add_prefix_space=True, subfolder="tokenizer_2", token=True),
    #tokenizer_3=T5TokenizerFast.from_pretrained("ford442/stable-diffusion-3.5-large-bf16", use_fast=True, subfolder="tokenizer_3", token=True),
    torch_dtype=torch.bfloat16,
    #use_safetensors=False,
)

#pipe.to(device=device, dtype=torch.bfloat16)

#pipe.enable_model_cpu_offload()
pipe.to(device)
#pipe.to(device=device, dtype=torch.bfloat16)

upscaler_2 = UpscaleWithModel.from_pretrained("Kim2091/ClearRealityV1").to(torch.device('cpu'))

MAX_SEED = np.iinfo(np.int32).max

MAX_IMAGE_SIZE = 4096

@spaces.GPU(duration=30)
def infer_30(
    prompt,
    negative_prompt_1,
    negative_prompt_2,
    negative_prompt_3,
    width,
    height,
    guidance_scale,
    num_inference_steps,
    progress=gr.Progress(track_tqdm=True),
):
    torch.set_float32_matmul_precision("highest")
    seed = random.randint(0, MAX_SEED)
    generator = torch.Generator(device='cuda').manual_seed(seed)
    print('-- generating image --')
    sd_image = pipe(
            prompt=prompt,
            prompt_2=prompt,
            prompt_3=prompt,
            negative_prompt=negative_prompt_1,
            negative_prompt_2=negative_prompt_2,
            negative_prompt_3=negative_prompt_3,
            guidance_scale=guidance_scale,
            num_inference_steps=num_inference_steps,
            width=width,
            height=height,
            generator=generator,
            max_sequence_length=512
    ).images[0]
    print('-- got image --')
    sd35_path = f"sd35l_{seed}.png"
    sd_image.save(sd35_path,optimize=False,compress_level=0)
    upload_to_ftp(sd35_path)
    #  pipe.unet.to('cpu')
    upscaler_2.to(torch.device('cuda'))
    with torch.no_grad():
        upscale2 = upscaler_2(sd_image, tiling=True, tile_width=256, tile_height=256)
    print('-- got upscaled image --')
    downscale2 = upscale2.resize((upscale2.width // 4, upscale2.height // 4),Image.LANCZOS)
    upscale_path = f"sd35l_upscale_{seed}.png"
    downscale2.save(upscale_path,optimize=False,compress_level=0)
    upload_to_ftp(upscale_path)
    return sd_image, seed, enhanced_prompt

@spaces.GPU(duration=60)
def infer_60(
    prompt,
    negative_prompt_1,
    negative_prompt_2,
    negative_prompt_3,
    width,
    height,
    guidance_scale,
    num_inference_steps,
    progress=gr.Progress(track_tqdm=True),
):
    torch.set_float32_matmul_precision("highest")
    seed = random.randint(0, MAX_SEED)
    generator = torch.Generator(device='cuda').manual_seed(seed)
    print('-- generating image --')
    sd_image = pipe(
            prompt=prompt,
            prompt_2=prompt,
            prompt_3=prompt,
            negative_prompt=negative_prompt_1,
            negative_prompt_2=negative_prompt_2,
            negative_prompt_3=negative_prompt_3,
            guidance_scale=guidance_scale,
            num_inference_steps=num_inference_steps,
            width=width,
            height=height,
            generator=generator,
            max_sequence_length=512
    ).images[0]
    print('-- got image --')
    sd35_path = f"sd35l_{seed}.png"
    sd_image.save(sd35_path,optimize=False,compress_level=0)
    upload_to_ftp(sd35_path)
    #  pipe.unet.to('cpu')
    upscaler_2.to(torch.device('cuda'))
    with torch.no_grad():
        upscale2 = upscaler_2(sd_image, tiling=True, tile_width=256, tile_height=256)
    print('-- got upscaled image --')
    downscale2 = upscale2.resize((upscale2.width // 4, upscale2.height // 4),Image.LANCZOS)
    upscale_path = f"sd35l_upscale_{seed}.png"
    downscale2.save(upscale_path,optimize=False,compress_level=0)
    upload_to_ftp(upscale_path)
    return sd_image, seed, enhanced_prompt

@spaces.GPU(duration=90)
def infer_90(
    prompt,
    negative_prompt_1,
    negative_prompt_2,
    negative_prompt_3,
    width,
    height,
    guidance_scale,
    num_inference_steps,
    progress=gr.Progress(track_tqdm=True),
):
    torch.set_float32_matmul_precision("highest")
    seed = random.randint(0, MAX_SEED)
    generator = torch.Generator(device='cuda').manual_seed(seed)
    print('-- generating image --')
    sd_image = pipe(
            prompt=prompt,
            prompt_2=prompt,
            prompt_3=prompt,
            negative_prompt=negative_prompt_1,
            negative_prompt_2=negative_prompt_2,
            negative_prompt_3=negative_prompt_3,
            guidance_scale=guidance_scale,
            num_inference_steps=num_inference_steps,
            width=width,
            height=height,
            generator=generator,
            max_sequence_length=512
    ).images[0]
    print('-- got image --')
    sd35_path = f"sd35l_{seed}.png"
    sd_image.save(sd35_path,optimize=False,compress_level=0)
    upload_to_ftp(sd35_path)
    #  pipe.unet.to('cpu')
    upscaler_2.to(torch.device('cuda'))
    with torch.no_grad():
        upscale2 = upscaler_2(sd_image, tiling=True, tile_width=256, tile_height=256)
    print('-- got upscaled image --')
    downscale2 = upscale2.resize((upscale2.width // 4, upscale2.height // 4),Image.LANCZOS)
    upscale_path = f"sd35l_upscale_{seed}.png"
    downscale2.save(upscale_path,optimize=False,compress_level=0)
    upload_to_ftp(upscale_path)
    return sd_image, seed, enhanced_prompt

@spaces.GPU(duration=100)
def infer_100(
    prompt,
    negative_prompt_1,
    negative_prompt_2,
    negative_prompt_3,
    width,
    height,
    guidance_scale,
    num_inference_steps,
    progress=gr.Progress(track_tqdm=True),
):
    torch.set_float32_matmul_precision("highest")
    seed = random.randint(0, MAX_SEED)
    generator = torch.Generator(device='cuda').manual_seed(seed)
    print('-- generating image --')
    sd_image = pipe(
            prompt=prompt,
            prompt_2=prompt,
            prompt_3=prompt,
            negative_prompt=negative_prompt_1,
            negative_prompt_2=negative_prompt_2,
            negative_prompt_3=negative_prompt_3,
            guidance_scale=guidance_scale,
            num_inference_steps=num_inference_steps,
            width=width,
            height=height,
            generator=generator,
            max_sequence_length=512
    ).images[0]
    print('-- got image --')
    sd35_path = f"sd35l_{seed}.png"
    sd_image.save(sd35_path,optimize=False,compress_level=0)
    upload_to_ftp(sd35_path)
    #  pipe.unet.to('cpu')
    upscaler_2.to(torch.device('cuda'))
    with torch.no_grad():
        upscale2 = upscaler_2(sd_image, tiling=True, tile_width=256, tile_height=256)
    print('-- got upscaled image --')
    downscale2 = upscale2.resize((upscale2.width // 4, upscale2.height // 4),Image.LANCZOS)
    upscale_path = f"sd35l_upscale_{seed}.png"
    downscale2.save(upscale_path,optimize=False,compress_level=0)
    upload_to_ftp(upscale_path)
    return sd_image, seed, enhanced_prompt
    
css = """
#col-container {margin: 0 auto;max-width: 640px;}
body{background-color: blue;}
"""

with gr.Blocks(theme=gr.themes.Origin(),css=css) as demo:
    with gr.Column(elem_id="col-container"):
        gr.Markdown(" # Text-to-Image StableDiffusion 3.5 Large")
        expanded_prompt_output = gr.Textbox(label="Prompt", lines=1)  # Add this line
        with gr.Row():
            prompt = gr.Text(
                label="Prompt",
                show_label=False,
                max_lines=1,
                placeholder="Enter your prompt",
                container=False,
            )
            run_button_30 = gr.Button("Run 30", scale=0, variant="primary")
            run_button_60 = gr.Button("Run 60", scale=0, variant="primary")
            run_button_90 = gr.Button("Run 90", scale=0, variant="primary")
            run_button_100 = gr.Button("Run 100", scale=0, variant="primary")
        result = gr.Image(label="Result", show_label=False)
        with gr.Accordion("Advanced Settings", open=True):
            negative_prompt_1 = gr.Text(
                label="Negative prompt 1",
                max_lines=1,
                placeholder="Enter a negative prompt",
                visible=True,
                value="bad anatomy, poorly drawn hands, distorted face, blurry, out of frame, low resolution, grainy, pixelated, disfigured, mutated, extra limbs, bad composition"
            )
            negative_prompt_2 = gr.Text(
                label="Negative prompt 2",
                max_lines=1,
                placeholder="Enter a second negative prompt",
                visible=True,
                value="unrealistic, cartoon, anime, sketch, painting, drawing, illustration, graphic, digital art, render, 3d, blurry, deformed, disfigured, poorly drawn, bad anatomy, mutated, extra limbs, ugly, out of frame, bad composition, low resolution, grainy, pixelated, noisy, oversaturated, undersaturated, (worst quality, low quality:1.3), (bad hands, missing fingers:1.2)"
            )
            negative_prompt_3 = gr.Text(
                label="Negative prompt 3",
                max_lines=1,
                placeholder="Enter a third negative prompt",
                visible=True,
                value="(worst quality, low quality:1.3), (bad anatomy, bad hands, missing fingers, extra digit, fewer digits:1.2), (blurry:1.1), cropped, watermark, text, signature, logo, jpeg artifacts, (ugly, deformed, disfigured:1.2), (poorly drawn:1.2), mutated, extra limbs, (bad proportions, gross proportions:1.2), (malformed limbs, missing arms, missing legs, extra arms, extra legs:1.2), (fused fingers, too many fingers, long neck:1.2), (unnatural body, unnatural pose:1.1), out of frame, (bad composition, poorly composed:1.1), (oversaturated, undersaturated:1.1), (grainy, pixelated:1.1), (low resolution, noisy:1.1), (unrealistic, distorted:1.1), (extra fingers, mutated hands, poorly drawn hands, bad hands:1.3), (missing fingers:1.3)"
            )
            num_iterations = gr.Number(
                value=1000, 
                label="Number of Iterations")
            with gr.Row():
                width = gr.Slider(
                    label="Width",
                    minimum=256,
                    maximum=MAX_IMAGE_SIZE,
                    step=32,
                    value=768,
                )
                height = gr.Slider(
                    label="Height",
                    minimum=256,
                    maximum=MAX_IMAGE_SIZE,
                    step=32,
                    value=768,
                )
                guidance_scale = gr.Slider(
                    label="Guidance scale",
                    minimum=0.0,
                    maximum=30.0,
                    step=0.1,
                    value=4.2,
                )
                num_inference_steps = gr.Slider(
                    label="Number of inference steps",
                    minimum=1,
                    maximum=500,
                    step=1,
                    value=50,
                )
        gr.on(
        triggers=[run_button_30.click, prompt.submit],
        fn=infer_30,
        inputs=[
            prompt,
            negative_prompt_1,
            negative_prompt_2,
            negative_prompt_3,
            width,
            height,
            guidance_scale,
            num_inference_steps,
        ],
        outputs=[result, expanded_prompt_output],
        )
        gr.on(
        triggers=[run_button_60.click, prompt.submit],
        fn=infer_60,
        inputs=[
            prompt,
            negative_prompt_1,
            negative_prompt_2,
            negative_prompt_3,
            width,
            height,
            guidance_scale,
            num_inference_steps,
        ],
        outputs=[result, expanded_prompt_output],
        )
        gr.on(
        triggers=[run_button_90.click, prompt.submit],
        fn=infer_90,
        inputs=[
            prompt,
            negative_prompt_1,
            negative_prompt_2,
            negative_prompt_3,
            width,
            height,
            guidance_scale,
            num_inference_steps,
        ],
        outputs=[result, expanded_prompt_output],
        )
        gr.on(
        triggers=[run_button_100.click, prompt.submit],
        fn=infer_100,
        inputs=[
            prompt,
            negative_prompt_1,
            negative_prompt_2,
            negative_prompt_3,
            width,
            height,
            guidance_scale,
            num_inference_steps,
        ],
        outputs=[result, expanded_prompt_output],
        )

if __name__ == "__main__":
    demo.launch()