app.py

import spaces
import gradio as gr
import numpy as np
import random
import torch
from PIL import Image
import re
import paramiko
import urllib
import time
import os
import datetime

from models.transformer_sd3 import SD3Transformer2DModel
#from diffusers import StableDiffusion3Pipeline
#from transformers import CLIPTextModelWithProjection, T5EncoderModel
from transformers import CLIPTokenizer, T5TokenizerFast
#from diffusers import SD3Transformer2DModel, AutoencoderKL
#from models.transformer_sd3 import SD3Transformer2DModel
from pipeline_stable_diffusion_3_ipa import StableDiffusion3Pipeline

from image_gen_aux import UpscaleWithModel
from huggingface_hub import hf_hub_download

FTP_HOST = '1ink.us'
FTP_USER = 'ford442'
FTP_PASS = os.getenv("FTP_PASS")
FTP_DIR = '1ink.us/stable_diff'

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_TOKEN") 

ipadapter_path = hf_hub_download(repo_id="InstantX/SD3.5-Large-IP-Adapter", filename="ip-adapter.bin")
model_path = 'ford442/stable-diffusion-3.5-large-bf16'

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

transformer = SD3Transformer2DModel.from_pretrained(
    model_path, subfolder="transformer", 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.to(device)

upscaler_2 = UpscaleWithModel.from_pretrained("Kim2091/ClearRealityV1").to(torch.device("cuda:0"))

MAX_SEED = np.iinfo(np.int32).max
MAX_IMAGE_SIZE = 4096

@spaces.GPU(duration=90)
def infer(
    prompt,
    negative_prompt_1,
    negative_prompt_2,
    negative_prompt_3,
    width,
    height,
    guidance_scale,
    num_inference_steps,
    latent_file = gr.File(),  # Add latents file input
    latent_file_2 = gr.File(),  # Add latents file input
    latent_file_3 = gr.File(),  # Add latents file input
    latent_file_4 = gr.File(),  # Add latents file input
    latent_file_5 = gr.File(),  # Add latents file input
    text_scale: float = 1.0,
    ip_scale: float = 1.0,
    latent_file_1_scale: float = 1.0,
    latent_file_2_scale: float = 1.0,
    latent_file_3_scale: float = 1.0,
    latent_file_4_scale: float = 1.0,
    latent_file_5_scale: float = 1.0,
    image_encoder_path=None,
    progress=gr.Progress(track_tqdm=True),
):
    upscaler_2.to(torch.device('cpu'))
    torch.set_float32_matmul_precision("highest")
    seed = random.randint(0, MAX_SEED)
    generator = torch.Generator(device='cuda').manual_seed(seed)
    enhanced_prompt = prompt
    enhanced_prompt_2 = prompt
    if latent_file:
        sd_image_a = Image.open(latent_file.name).convert('RGB')
        sd_image_a.resize((height,width), Image.LANCZOS)
        print("-- using image file and loading ip-adapter --")
        sd_image_a.resize((height,width), Image.LANCZOS)
        if latent_file_2 is not None:  # Check if a latent file is provided
            sd_image_b = Image.open(latent_file_2.name).convert('RGB')
            sd_image_b.resize((height,width), Image.LANCZOS)
        else:
            sd_image_b = None
        if latent_file_3 is not None:  # Check if a latent file is provided
            sd_image_c = Image.open(latent_file_3.name).convert('RGB')
            sd_image_c.resize((height,width), Image.LANCZOS)
        else:
            sd_image_c = None
        if latent_file_4 is not None:  # Check if a latent file is provided
            sd_image_d = Image.open(latent_file_4.name).convert('RGB')
            sd_image_d.resize((height,width), Image.LANCZOS)
        else:
            sd_image_d = None
        if latent_file_5 is not None:  # Check if a latent file is provided
            sd_image_e = Image.open(latent_file_5.name).convert('RGB')
            sd_image_e.resize((height,width), Image.LANCZOS)
        else:
            sd_image_e = None
        pipe.init_ipadapter(
        ip_adapter_path=ipadapter_path, 
        image_encoder_path=image_encoder_path, 
        nb_token=64, 
        )
        print('-- generating image --')
        sd_image = pipe(
            width=width,
            height=height,
            prompt=enhanced_prompt,
            negative_prompt=negative_prompt_1,
            num_inference_steps=num_inference_steps,
            guidance_scale=guidance_scale,
            generator=generator,
            max_sequence_length=512,
            clip_image=sd_image_a,
            clip_image_2=sd_image_b,
            clip_image_3=sd_image_c,
            clip_image_4=sd_image_d,
            clip_image_5=sd_image_e,
            text_scale=text_scale,
            ipadapter_scale=ip_scale,
            scale_1=latent_file_1_scale,
            scale_2=latent_file_2_scale,
            scale_3=latent_file_3_scale,
            scale_4=latent_file_4_scale,
            scale_5=latent_file_5_scale,
        ).images[0]
        timestamp = datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
        rv_path = f"sd35_{timestamp}.png"
        sd_image.save(rv_path,optimize=False,compress_level=0)
        upload_to_ftp(rv_path)
    else:
        print('-- generating image --')
        sd_image = pipe(
            prompt=prompt,
            prompt_2=enhanced_prompt_2,
            prompt_3=enhanced_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 --')
        timestamp = datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
        sd35_path = f"sd35l_{timestamp}.png"
        sd_image.save(sd35_path,optimize=False,compress_level=0)
        upload_to_ftp(sd35_path)
    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, enhanced_prompt

examples = [
    "Astronaut in a jungle, cold color palette, muted colors, detailed, 8k",
    "An astronaut riding a green horse",
    "A delicious ceviche cheesecake slice",
]

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(" # StableDiffusion 3.5 Large with IP Adapter")
        expanded_prompt_output = gr.Textbox(label="Prompt", lines=5) 
        with gr.Row():
            prompt = gr.Text(
                label="Prompt",
                show_label=False,
                max_lines=1,
                placeholder="Enter your prompt",
                container=False,
            )
            text_strength =  gr.Slider(
                label="Text Strength",
                minimum=0.0,
                maximum=16.0,
                step=0.01,
                value=1.0,
            ) 
            run_button = gr.Button("Run", scale=0, variant="primary")
            result = gr.Image(label="Result", show_label=False)
        with gr.Accordion("Advanced Settings", open=True):
            with gr.Row():
                latent_file = gr.File(label="Image Prompt (Required)")
                file_1_strength =  gr.Slider(
                    label="Img 1 %",
                    minimum=0.0,
                    maximum=16.0,
                    step=0.01,
                    value=1.0,
                )
                latent_file_2 = gr.File(label="Image Prompt 2 (Optional)")
                file_2_strength =  gr.Slider(
                    label="Img 2 %",
                    minimum=0.0,
                    maximum=16.0,
                    step=0.01,
                    value=1.0,
                )
                latent_file_3 = gr.File(label="Image Prompt 3 (Optional)")
                file_3_strength =  gr.Slider(
                    label="Img 3 %",
                    minimum=0.0,
                    maximum=16.0,
                    step=0.01,
                    value=1.0,
                )
                latent_file_4 = gr.File(label="Image Prompt 4 (Optional)")
                file_4_strength =  gr.Slider(
                    label="Img 4 %",
                    minimum=0.0,
                    maximum=16.0,
                    step=0.01,
                    value=1.0,
                    )
                latent_file_5 = gr.File(label="Image Prompt 5 (Optional)")
                file_5_strength =  gr.Slider(
                    label="Img 5 %",
                    minimum=0.0,
                    maximum=16.0,
                    step=0.01,
                    value=1.0,
                )
                image_encoder_path = gr.Dropdown(
                    ["google/siglip-so400m-patch14-384", "laion/CLIP-ViT-H-14-laion2B-s32B-b79K"], 
                    label="CLIP Model", 
                )
                ip_scale = gr.Slider(
                    label="Image Prompt Scale",
                    minimum=0.0,
                    maximum=2.0,
                    step=0.01,
                    value=0.5,
                )            
                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)"
                )
            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.Examples(examples=examples, inputs=[prompt])
        gr.on(
        triggers=[run_button.click, prompt.submit],
        fn=infer,
        inputs=[
            prompt,
            negative_prompt_1,
            negative_prompt_2,
            negative_prompt_3,
            width,
            height,
            guidance_scale,
            num_inference_steps,
            latent_file,
            latent_file_2,
            latent_file_3,
            latent_file_4,
            latent_file_5,  
            text_strength,
            ip_scale,
            file_1_strength,
            file_2_strength,
            file_3_strength,
            file_4_strength,
            file_5_strength,
            image_encoder_path,
        ],
        outputs=[result, expanded_prompt_output],
        )

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