app.py

from app_settings import AppSettings
from utils import show_system_info
import constants
from argparse import ArgumentParser
from context import Context
from constants import APP_VERSION, LCM_DEFAULT_MODEL_OPENVINO
from models.interface_types import InterfaceType
from constants import DEVICE
from state import get_settings
import traceback


from fastapi import FastAPI,Body

import uvicorn
import json
import logging
from PIL import Image
import time

from diffusers.utils import load_image
import base64
import io
from datetime import datetime

from typing import Any
from backend.models.lcmdiffusion_setting import DiffusionTask

from frontend.utils import is_reshape_required
from concurrent.futures import ThreadPoolExecutor


context = Context(InterfaceType.WEBUI)
previous_width = 0
previous_height = 0
previous_model_id = ""
previous_num_of_images = 0

parser = ArgumentParser(description=f"FAST SD CPU {constants.APP_VERSION}")
parser.add_argument(
    "-s",
    "--share",
    action="store_true",
    help="Create sharable link(Web UI)",
    required=False,
)
group = parser.add_mutually_exclusive_group(required=False)
group.add_argument(
    "-g",
    "--gui",
    action="store_true",
    help="Start desktop GUI",
)
group.add_argument(
    "-w",
    "--webui",
    action="store_true",
    help="Start Web UI",
)
group.add_argument(
    "-r",
    "--realtime",
    action="store_true",
    help="Start realtime inference UI(experimental)",
)
group.add_argument(
    "-v",
    "--version",
    action="store_true",
    help="Version",
)
parser.add_argument(
    "--lcm_model_id",
    type=str,
    help="Model ID or path,Default SimianLuo/LCM_Dreamshaper_v7",
    default="SimianLuo/LCM_Dreamshaper_v7",
)
parser.add_argument(
    "--prompt",
    type=str,
    help="Describe the image you want to generate",
)
parser.add_argument(
    "--image_height",
    type=int,
    help="Height of the image",
    default=512,
)
parser.add_argument(
    "--image_width",
    type=int,
    help="Width of the image",
    default=512,
)
parser.add_argument(
    "--inference_steps",
    type=int,
    help="Number of steps,default : 4",
    default=4,
)
parser.add_argument(
    "--guidance_scale",
    type=int,
    help="Guidance scale,default : 1.0",
    default=1.0,
)

parser.add_argument(
    "--number_of_images",
    type=int,
    help="Number of images to generate ,default : 1",
    default=1,
)
parser.add_argument(
    "--seed",
    type=int,
    help="Seed,default : -1 (disabled) ",
    default=-1,
)
parser.add_argument(
    "--use_openvino",
    action="store_true",
    help="Use OpenVINO model",
)

parser.add_argument(
    "--use_offline_model",
    action="store_true",
    help="Use offline model",
)
parser.add_argument(
    "--use_safety_checker",
    action="store_false",
    help="Use safety checker",
)
parser.add_argument(
    "--use_lcm_lora",
    action="store_true",
    help="Use LCM-LoRA",
)
parser.add_argument(
    "--base_model_id",
    type=str,
    help="LCM LoRA base model ID,Default Lykon/dreamshaper-8",
    default="Lykon/dreamshaper-8",
)
parser.add_argument(
    "--lcm_lora_id",
    type=str,
    help="LCM LoRA model ID,Default latent-consistency/lcm-lora-sdv1-5",
    default="latent-consistency/lcm-lora-sdv1-5",
)
parser.add_argument(
    "-i",
    "--interactive",
    action="store_true",
    help="Interactive CLI mode",
)
parser.add_argument(
    "--use_tiny_auto_encoder",
    action="store_true",
    help="Use tiny auto encoder for SD (TAESD)",
)
args = parser.parse_args()

if args.version:
    print(APP_VERSION)
    exit()

parser.print_help()
show_system_info()
print(f"Using device : {constants.DEVICE}")
app_settings = get_settings()

print(f"Found {len(app_settings.lcm_models)} LCM models in config/lcm-models.txt")
print(
    f"Found {len(app_settings.stable_diffsuion_models)} stable diffusion models in config/stable-diffusion-models.txt"
)
print(
    f"Found {len(app_settings.lcm_lora_models)} LCM-LoRA models in config/lcm-lora-models.txt"
)
print(
    f"Found {len(app_settings.openvino_lcm_models)} OpenVINO LCM models in config/openvino-lcm-models.txt"
)
app_settings.settings.lcm_diffusion_setting.use_openvino = True
from frontend.webui.ui import start_webui

print("Starting web UI mode")
start_webui(
    args.share,
)

# app = FastAPI(name="mutilParam")
# print("我执行了")
# @app.get("/")
# def root():
#     return {"API": "hello"}

# @app.post("/img2img")
# async def predict(prompt=Body(...),imgbase64data=Body(...),negative_prompt=Body(None),userId=Body(None)):
#     MAX_QUEUE_SIZE = 4
#     start = time.time()
#     print("参数",imgbase64data,prompt)
#     image_data = base64.b64decode(imgbase64data)
#     image1 = Image.open(io.BytesIO(image_data))
#     w, h = image1.size
#     newW = 512
#     newH = int(h * newW / w)
#     img = image1.resize((newW, newH))  
#     end1 = time.time()
#     now = datetime.now()
#     print(now)
#     print("图像:", img.size)
#     print("加载管道:", end1 - start)
#     global previous_height, previous_width, previous_model_id, previous_num_of_images, app_settings
    
#     app_settings.settings.lcm_diffusion_setting.prompt = prompt
#     app_settings.settings.lcm_diffusion_setting.negative_prompt = negative_prompt
#     app_settings.settings.lcm_diffusion_setting.init_image = image1
#     app_settings.settings.lcm_diffusion_setting.strength = 0.6
   
#     app_settings.settings.lcm_diffusion_setting.diffusion_task = (
#         DiffusionTask.image_to_image.value
#     )
#     model_id = app_settings.settings.lcm_diffusion_setting.openvino_lcm_model_id
#     reshape = False
#     app_settings.settings.lcm_diffusion_setting.image_height=newH
#     image_width = app_settings.settings.lcm_diffusion_setting.image_width
#     image_height = app_settings.settings.lcm_diffusion_setting.image_height
#     num_images = app_settings.settings.lcm_diffusion_setting.number_of_images
#     reshape = is_reshape_required(
#         previous_width,
#         image_width,
#         previous_height,
#         image_height,
#         previous_model_id,
#         model_id,
#         previous_num_of_images,
#         num_images,
#     )


#     with ThreadPoolExecutor(max_workers=1) as executor:
#         future = executor.submit(
#             context.generate_text_to_image,
#             app_settings.settings,
#             reshape,
#             DEVICE,
#         )
#         images = future.result()
#     previous_width = image_width
#     previous_height = image_height
#     previous_model_id = model_id
#     previous_num_of_images = num_images
#     output_image = images[0]
#     end2 = time.time()
#     print("测试",output_image)
#     print("s生成完成:", end2 - end1)    
#     # 将图片对象转换为bytes
#     image_data = io.BytesIO()

#     # 将图像保存到BytesIO对象中，格式为JPEG
#     output_image.save(image_data, format='JPEG')
    
#     # 将BytesIO对象的内容转换为字节串
#     image_data_bytes = image_data.getvalue()
#     output_image_base64 = base64.b64encode(image_data_bytes).decode('utf-8')
#     print("完成的图片:", output_image_base64)
#     return output_image_base64
        
    
# @app.post("/predict")
# async def predict(prompt=Body(...)):
#   return f"您好,{prompt}"