aigc-test/ai_tag_task.py

import os
import shutil
import json
import datetime
import time
import traceback
import requests
from threading import Timer
from utils import data_check, get_feature_data, asr_validity_discrimination
from whisper_asr import get_whisper_asr
from gpt_tag import request_gpt
from config import set_config
from log import Log
config_ = set_config()
log_ = Log()
features = ['videoid', 'title', 'video_path']


def get_video_ai_tags(video_id, video_file, video_info):
    try:
        st_time = time.time()
        log_message = {
            'videoId': int(video_id),
        }
        title = video_info.get('title')
        log_message['videoPath'] = video_info.get('video_path')
        log_message['title'] = video_info.get('title')
        # 1. asr
        asr_res_initial = get_whisper_asr(video=video_file)
        log_message['asrRes'] = asr_res_initial
        # 2. 判断asr识别的文本是否有效
        validity = asr_validity_discrimination(text=asr_res_initial)
        log_message['asrValidity'] = validity
        if validity is True:
            # 3. 对asr结果进行清洗
            asr_res = asr_res_initial.replace('\n', '')
            for stop_word in config_.STOP_WORDS:
                asr_res = asr_res.replace(stop_word, '')
            # token限制: 字数 <= 2500
            asr_res = asr_res[-2500:]

            # 4. gpt产出结果
            # 4.1 gpt产出summary, keywords,
            prompt1 = f"{config_.GPT_PROMPT['tags']['prompt6']}{asr_res.strip()}"
            log_message['gptPromptSummaryKeywords'] = prompt1
            gpt_res1 = request_gpt(prompt=prompt1)
            log_message['gptResSummaryKeywords'] = gpt_res1
            if gpt_res1 is not None:
                # 4.2 获取summary, keywords, title进行分类
                try:
                    gpt_res1_json = json.loads(gpt_res1)
                    summary = gpt_res1_json['summary']
                    keywords = gpt_res1_json['keywords']
                    log_message['summary'] = summary
                    log_message['keywords'] = keywords
                    prompt2_param = f"标题：{title}\n概况：{summary}\n关键词：{keywords}"
                    prompt2 = f"{config_.GPT_PROMPT['tags']['prompt7']}{prompt2_param}"
                    log_message['gptPromptTag'] = prompt2
                    gpt_res2 = request_gpt(prompt=prompt2)
                    log_message['gptResTag'] = gpt_res2

                    if gpt_res2 is not None:
                        confidence_up_list = []
                        try:
                            for item in json.loads(gpt_res2):
                                if item['confidence'] > 0.5 and item['category'] in config_.TAGS_NEW:
                                    confidence_up_list.append(f"AI标签-{item['category']}")
                        except:
                            pass
                        confidence_up = ','.join(confidence_up_list)
                        log_message['AITags'] = confidence_up
                        # 5. 调用后端接口，结果传给后端
                        if len(confidence_up) > 0:
                            response = requests.post(url=config_.ADD_VIDEO_AI_TAGS_URL,
                                                     json={'videoId': int(video_id), 'tagNames': confidence_up})
                            res_data = json.loads(response.text)
                            if res_data['code'] != 0:
                                log_.error({'videoId': video_id, 'msg': 'add video ai tags fail!'})
                except:
                    pass
        else:
            pass
        log_message['executeTime'] = (time.time() - st_time) * 1000
        log_.info(log_message)
    except Exception as e:
        log_.error(e)
        log_.error(traceback.format_exc())


def ai_tags(project, table, dt):
    # 获取特征数据
    feature_df = get_feature_data(project=project, table=table, dt=dt, features=features)
    video_id_list = feature_df['videoid'].to_list()
    video_info = {}
    for video_id in video_id_list:
        title = feature_df[feature_df['videoid'] == video_id]['title'].values[0]
        video_path = feature_df[feature_df['videoid'] == video_id]['video_path'].values[0]
        if title is None:
            continue
        title = title.strip()
        if len(title) > 0:
            video_info[video_id] = {'title': title, 'video_path': video_path}
            # print(video_id, title)
    print(len(video_info))
    # 获取已下载视频
    download_folder = 'videos'
    retry = 0
    while retry < 3:
        video_folder_list = os.listdir(download_folder)
        if len(video_folder_list) < 2:
            retry += 1
            time.sleep(60)
            continue
        for video_id in video_folder_list:
            if video_id not in video_id_list:
                continue
            if video_info.get(video_id, None) is None:
                shutil.rmtree(os.path.join(download_folder, video_id))
            else:
                video_folder = os.path.join(download_folder, video_id)
                for filename in os.listdir(video_folder):
                    video_type = filename.split('.')[-1]
                    if video_type in ['mp4', 'm3u8']:
                        video_file = os.path.join(video_folder, filename)
                        get_video_ai_tags(video_id=video_id, video_file=video_file, video_info=video_info.get(video_id))
                        # 将处理过的视频进行删除
                        shutil.rmtree(os.path.join(download_folder, video_id))
                    else:
                        shutil.rmtree(os.path.join(download_folder, video_id))


def timer_check():
    try:
        project = config_.DAILY_VIDEO['project']
        table = config_.DAILY_VIDEO['table']
        now_date = datetime.datetime.today()
        print(f"now_date: {datetime.datetime.strftime(now_date, '%Y%m%d')}")
        dt = datetime.datetime.strftime(now_date-datetime.timedelta(days=1), '%Y%m%d')
        # 查看数据是否已准备好
        data_count = data_check(project=project, table=table, dt=dt)
        if data_count > 0:
            print(f'videos count = {data_count}')
            # 数据准备好，进行视频下载
            ai_tags(project=project, table=table, dt=dt)
            print(f"videos ai tag finished!")

        else:
            # 数据没准备好，1分钟后重新检查
            Timer(60, timer_check).start()
    except Exception as e:
        print(f"视频ai打标签失败, exception: {e}, traceback: {traceback.format_exc()}")


if __name__ == '__main__':
    timer_check()