app.py

import gradio as gr
import numpy as np
from gradio_image_prompter import ImagePrompter
from inference import ModelFactory
from face import FaceAlgo
from sam_everything import SamAnything
from ocr import do_ocr
from retriever import knowledgeBase
import time
from pathlib import Path

current_file_path = Path(__file__).resolve()
absolute_path = (current_file_path.parent / "files" / "input").resolve()

components = {}

params = {
    "algo_type": None,
    "input_image":None
}


def gradio(*keys):
    if len(keys) == 1 and type(keys[0]) in [list, tuple]:
        keys = keys[0]

    return [components[k] for k in keys]


algo_map = {
    "目标检测":"detect",
    "单阶段目标检测":"onestep_detect",
    "分类":"classification",
    "特征提取":"feature",
    "语义分割":"semantic",
    "实例分割":"instance",
    "关键点检测":"keypoint",
    "全景分割":"panoptic",
    "YOLO":"yolo",
}

face_algo_map = {
    "人脸检测":"detect",
    "人脸识别":"recognize",
    "人脸比对":"compare",
    "特征提取":"feature",
    "属性分析":"attr",
}

def create_ui():
    with gr.Blocks() as demo:
        with gr.Tab("基础算法"):
            with gr.Row():
                with gr.Column(scale=2):
                    components["algo_type"] = gr.Dropdown(
                                    ["目标检测","单阶段目标检测", "分类", "特征提取","语义分割","实例分割","关键点检测","全景分割","YOLO"],value="全景分割",
                                    label="算法类别",interactive=True
                            )
                with gr.Column(scale=2):
                    components["submit_btn"] = gr.Button(value="解析")
            with gr.Row():
                with gr.Column(scale=2):
                    with gr.Row(elem_id='audio-container'):
                        with gr.Group():
                            components["image_input"] = gr.Image(type="pil",elem_id='image-input',label='输入')
                with gr.Column(scale=2):
                    with gr.Row():
                        with gr.Group():
                            components["image_output"] = gr.Image(type="pil",elem_id='image-output',label='输出',interactive=False)

            with gr.Row():
                with gr.Group():
                    components["result_output"] = gr.JSON(label="推理结果")

        with gr.Tab("人脸算法"):   
            with gr.Row():
                with gr.Column(scale=2):
                    components["face_type"] = gr.Dropdown(
                                    ["人脸检测","人脸识别", "人脸比对", "特征提取","属性分析"],value="人脸检测",
                                    label="算法类别",interactive=True
                            )
                with gr.Column(scale=2):
                    components["face_submit_btn"] = gr.Button(value="解析")
            with gr.Row():
                with gr.Column(scale=2):
                    with gr.Row(elem_id=''):
                        with gr.Group():
                            components["face_input"] = gr.Gallery(elem_id='face-input',label='输入',columns=2,type="pil")
                with gr.Column(scale=2):
                    with gr.Row():
                        with gr.Group():
                            components["face_image_output"] = gr.Gallery(elem_id='face_image_output',label='输出',columns=2,interactive=False)

            with gr.Row():
                with gr.Group():
                    components["face_output"] = gr.JSON(label="推理结果")
        with gr.Tab("SAM everything"): 
            with gr.Row():
                with gr.Column(scale=2):
                    components["sam_submit_btn"] = gr.Button(value="解析")
            with gr.Row():
                with gr.Column(scale=2):
                    with gr.Group():
                        # components["sam_input"] = gr.ImageEditor(elem_id='sam-input',label='输入',type="pil")
                        components["sam_input"] = ImagePrompter(elem_id='sam-input',label='输入',type="pil")
                with gr.Column(scale=2):
                    with gr.Group():
                        components["sam_output"] = gr.Gallery(elem_id='sam_output',label='输出',columns=1,interactive=False)

        with gr.Tab("OCR"):
            with gr.Row():
                with gr.Column(scale=2):
                        components["ocr_type"] = gr.Dropdown(
                                        ["OCR","Easy"],value="Easy",
                                        label="算法类别",interactive=True
                                )
                with gr.Column(scale=2):
                    components["submit_ocr_btn"] = gr.Button(value="解析")

            with gr.Row():
                with gr.Column(scale=2):
                    with gr.Row(elem_id=''):
                        with gr.Group():
                            components["ocr_input"] = gr.Image(elem_id='ocr-input',label='输入',type="pil")
                with gr.Column(scale=2):
                    with gr.Row():
                        with gr.Group():
                            components["ocr_output"] = gr.Image(elem_id='ocr_output',label='输出',interactive=False,type="pil")
            with gr.Row():
                with gr.Group():
                    components["ocr_json_output"] = gr.JSON(label="推理结果")
        with gr.Tab("知识库"):
            with gr.Row():
                with gr.Column(scale=1):
                    with gr.Group():
                        components["db_view"] = gr.Dataframe(
                                                    headers=["列表"],
                                                    datatype=["str"],
                                                    row_count=2,
                                                    col_count=(1, "fixed"),
                                                    interactive=False
                        )
                        components["file_expr"] = gr.FileExplorer(
                            scale=1,
                            value=[],
                            file_count="single",
                            root=absolute_path,
                            # ignore_glob="**/__init__.py",
                            elem_id="file_expr",
                        )
                with gr.Column(scale=2):
                    with gr.Row():
                        with gr.Column(scale=2):
                            components["db_name"] = gr.Textbox(label="名称", info="请输入库名称", lines=1, value="")
                        with gr.Column(scale=2):
                            components["db_submit_btn"] = gr.Button(value="提交")
                    components["file_upload"] = gr.File(elem_id='file_upload',file_count='multiple',label='文档上传', file_types=[".pdf", ".doc", '.docx', '.json', '.csv'])
            with gr.Row():
                with gr.Column(scale=2):
                    components["db_input"] = gr.Textbox(label="关键词", lines=1, value="")
                with gr.Column(scale=1):
                    components["db_test_select"] = gr.Dropdown(knowledgeBase.get_bases(),multiselect=True, label="知识库选择")
                with gr.Column(scale=1):
                    components["dbtest_submit_btn"] = gr.Button(value="检索")
            with gr.Row():
                with gr.Group():
                    components["db_search_result"] = gr.JSON(label="检索结果")

        with gr.Tab("问答"):
            with gr.Row():
                with gr.Column(scale=1):
                    with gr.Group():
                        components["ak"] = gr.Textbox(label="appid")
                        components["sk"] = gr.Textbox(label="secret")
                        components["llm_client"] =gr.Radio(["Wenxin", "Tongyi","Huggingface"],value="Wenxin", label="llm")
                        components["llm_setting_btn"] =  gr.Button(value="设置")
                with gr.Column(scale=2):
                    with gr.Group():
                        components["chatbot"] = gr.Chatbot(
                                            [(None,"你好，有什么需要帮助的？")],
                                            elem_id="chatbot",
                                            bubble_full_width=False,
                                            height=600
                            )
                        components["chat_input"] = gr.MultimodalTextbox(interactive=True, file_types=["image"], placeholder="Enter message or upload file...", show_label=False)
                        components["db_select"] = gr.CheckboxGroup(knowledgeBase.get_bases(),label="知识库", info="可选择1个或多个知识库")
        create_event_handlers()
        demo.load(init,None,gradio("db_view","db_select","db_test_select"))
    return demo

def init():
    db_list = knowledgeBase.get_bases()
    db_df_list = knowledgeBase.get_df_bases()
    return db_df_list,gr.CheckboxGroup(db_list,label="知识库", info="可选择1个或多个知识库"),gr.Dropdown(db_list,multiselect=True, label="知识库选择")

def create_event_handlers():
    params["algo_type"] = gr.State("全景分割")
    params["input_image"] = gr.State()
    params["face_type"] = gr.State("人脸检测")
    

    components["image_input"].upload(
        lambda x: x, gradio('image_input'), params["input_image"]
    )
    
    components["algo_type"].change(
        lambda x: x, gradio('algo_type'), params["algo_type"]
    )

    components["submit_btn"].click(
        do_refernce,gradio('algo_type','image_input'),gradio("result_output",'image_output')
    )

    components["face_type"].change(
        ui_by_facetype, gradio('face_type'), params["face_type"]
    )

    components["face_submit_btn"].click(
        do_face_refernce,gradio('face_type','face_input'),gradio("face_output",'face_image_output')
    )

    # components["sam_input"].upload(
    #     do_sam_everything,gradio('sam_input'),gradio("sam_output")
    # )

    # components["sam_input"].change(
    #     do_sam_everything,gradio('sam_input'),gradio("sam_output")
    # )

    components["sam_submit_btn"].click(
        do_sam_everything,gradio('sam_input'),gradio("sam_output")
    )

    components["submit_ocr_btn"].click(
        do_ocr,gradio('ocr_type','ocr_input'),gradio("ocr_output","ocr_json_output")
    )

    components["db_submit_btn"].click(
        file_handler,gradio('file_upload','db_name'),gradio("db_view",'db_select',"db_test_select")
    )

    components["chat_input"].submit(
        do_llm_request, gradio("chatbot", "chat_input"), gradio("chatbot", "chat_input")
    ).then(
        do_llm_response, gradio("chatbot","db_select"), gradio("chatbot"), api_name="bot_response"
    ).then(
        lambda: gr.MultimodalTextbox(interactive=True), None, gradio('chat_input')
    )

    # components["chatbot"].like(print_like_dislike, None, None)

    components['dbtest_submit_btn'].click(
        do_search, gradio('db_test_select','db_input'), gradio('db_search_result')
    )

    components['llm_setting_btn'].click(
        llm, gradio('ak','sk','llm_client'), None
    )

    components['db_view'].select(
        db_expr, gradio('db_view'), gradio('file_expr')
    )

def do_refernce(algo_type,input_image):
# def do_refernce():
    print("input image",input_image)
    print(algo_type)

    if input_image is None:
        gr.Warning('请上传图片')
        return None
    algo_type = algo_map[algo_type]
    factory = ModelFactory()
    output,output_image = factory.predict(pil_image=input_image,task_type=algo_type)
    if output_image is None or len(output_image) == 0:
        return output,None
    print("output image",output_image[0])
    return output,output_image[0]

def ui_by_facetype(face_type):
    print("ui_by_facetype",face_type)


def do_face_refernce(algo_type,input_images):
    print("input image",input_images)
    print(algo_type)

    if input_images is None:
        gr.Warning('请上传图片')
        return None,None
    
    input1 = input_images[0][0]
    input2 = None
    algo_type = face_algo_map[algo_type]
    if algo_type == "compare" and len(input_images) >=2:
        input2 = input_images[1][0]
    elif algo_type == "compare" and len(input_images) < 2:
        gr.Warning('请上传两张图片')    
        return None,None

    m = FaceAlgo()  # pragma: no cover
    out,faces = m.predict(pil_image=input1,pil_image1=input2,algo_type=algo_type)

    return out,faces

def do_sam_everything(im):
    sam_anything = SamAnything()
    print(im)
    image_pil = im['image']
    points = im['points']
    images = None
    if points is None or len(points) == 0:
        _, images = sam_anything.seg_all(image_pil)
    else:
        point_coords = []
        box = None
        for item in points:
            if item[2] == 1:
                # 点类型
                point_coords.append([item[0],item[1]])
            else:
                # box类型,只使用最后一个box
                box = [item[0],item[1],item[3],item[4]]
                box = np.array(box)
        
        if box is not None:
            _, images = sam_anything.seg_with_promp(image_pil,box=box)
        else:
            coords = np.array(point_coords)
            print("point_coords:",coords.shape)
            _, images = sam_anything.seg_with_promp(image_pil,point_coords=coords)
        
    return images

def point_to_mask(pil_image):
    # 遍历每个像素
    width, height = pil_image.size
    print(width, height)
    points_list = []
    for x in range(width):
        for y in range(height):
            # 获取像素的RGB值
            pix_val = pil_image.getpixel((x, y))
            if pix_val[0] != 0 and pix_val[1] != 0 and pix_val[2] != 0:
                points_list.append((x, y))
    points_array = np.array(points_list)
    points_array_reshaped = points_array.reshape(-1, 2)
    return points_array_reshaped


def print_like_dislike(x: gr.LikeData):
    print(x.index, x.value, x.liked)

def do_llm_request(history, message):
    for x in message["files"]:
        history.append(((x,), None))
    if message["text"] is not None:
        history.append((message["text"], None))
    return history, gr.MultimodalTextbox(value=None, interactive=False)

def do_llm_response(history,selected_dbs):
    print("do_llm_response:",history,selected_dbs)
    user_input = history[-1][0]
    prompt = ""
    quote = ""
    if len(selected_dbs) > 0:
        knowledge = knowledgeBase.retrieve_documents(selected_dbs,user_input)
        print("do_llm_response context:",knowledge)
        prompt = f'''
背景1：{knowledge[0]["content"]}
背景2：{knowledge[1]["content"]}
背景3：{knowledge[2]["content"]}
基于以上事实回答问题：{user_input}
        '''

        quote = f'''
> 文档：{knowledge[0]["meta"]["source"]}，页码：{knowledge[0]["meta"]["page"]}
> 文档：{knowledge[1]["meta"]["source"]}，页码：{knowledge[1]["meta"]["page"]}
> 文档：{knowledge[2]["meta"]["source"]}，页码：{knowledge[2]["meta"]["page"]}
'''
    else:
        prompt = user_input
    
    history[-1][1] = ""
    if llm_client is None:
        gr.Warning("请先设置大模型")
        response = "模型参数未设置"
    else:
        print("do_llm_response prompt:",prompt)
        response = llm_client(prompt)
        response = response.removeprefix(prompt)
        response += quote

    for character in response:
        history[-1][1] += character
        time.sleep(0.01)
        yield history


llm_client = None
def llm(ak,sk,client):
    global llm_client
    import llm
    llm.init_param(ak,sk)
    if client == "Wenxin":
        llm_client = llm.baidu_client
    elif client == "Tongyi":
        llm_client = llm.qwen_agent_app
    elif client == "Huggingface":
        llm_client = llm.hg_client
    
    if ak == "" and sk == "":
        gr.Info("重置成功")
    else:
        gr.Info("设置成功")

    return llm_client


def file_handler(file_objs,name):
    import shutil
    import os
    
    print("file_obj:",file_objs)
    
    os.makedirs(os.path.dirname("./files/input/"), exist_ok=True)

    for idx, file in enumerate(file_objs):
        print(file)
        file_path = "./files/input/" +  os.path.basename(file.name)
        if not os.path.exists(file_path):
            shutil.move(file.name,"./files/input/")
        
        knowledgeBase.add_documents_to_kb(name,[file_path])

    dbs = knowledgeBase.get_bases()
    dfs = knowledgeBase.get_df_bases()
    return dfs,gr.CheckboxGroup(dbs,label="知识库", info="可选择1个或多个知识库"),gr.Dropdown(dbs,multiselect=True, label="知识库选择")

def db_expr(selected_index: gr.SelectData, dataframe_origin):
    print("db_expr",selected_index.index)
    
    dbname = dataframe_origin.iloc[selected_index.index[0],selected_index.index[1]]
    print("db_expr",dbname)
    
    return knowledgeBase.get_db_files(dbname)

def do_search(selected_dbs,user_input):
    print("do_search:",selected_dbs,user_input)
    context = knowledgeBase.retrieve_documents(selected_dbs,user_input)
    return context

if __name__ == "__main__":
    demo = create_ui()
    # demo.launch(server_name="10.151.124.137")
    demo.launch()