dsProject/dsLightRag/Util/ASRClient.py

import json
import time
import uuid
import requests

from Config.Config import HS_APP_ID, HS_ACCESS_TOKEN


class ASRClient:
    def __init__(self, appid=None, token=None, file_url=None):
        self.appid = appid or HS_APP_ID
        self.token = token or HS_ACCESS_TOKEN
        self.file_url = file_url or "https://ttc-advisory-oss.oss-cn-hangzhou.aliyuncs.com/lark_audio/int/T_APLA_1941058348698869760.mp3"
        self.submit_url = "https://openspeech-direct.zijieapi.com/api/v3/auc/bigmodel/submit"
        self.query_url = "https://openspeech-direct.zijieapi.com/api/v3/auc/bigmodel/query"
        self.task_id = None
        self.x_tt_logid = None

    def _prepare_headers(self, task_id=None):
        """准备请求头"""
        headers = {
            "X-Api-App-Key": self.appid,
            "X-Api-Access-Key": self.token,
            "X-Api-Resource-Id": "volc.bigasr.auc",
            "X-Api-Request-Id": task_id or str(uuid.uuid4()),
        }
        if task_id and self.x_tt_logid:
            headers["X-Tt-Logid"] = self.x_tt_logid
        else:
            headers["X-Api-Sequence"] = "-1"
        return headers

    def _prepare_request_body(self):
        """准备请求体"""
        return {
            "user": {
                "uid": "fake_uid"
            },
            "audio": {
                "url": self.file_url
            },
            "request": {
                "model_name": "bigmodel",
                "enable_channel_split": True,
                "enable_ddc": True,
                "enable_speaker_info": True,
                "enable_punc": True,
                "enable_itn": True,
                "corpus": {
                    "correct_table_name": "",
                    "context": ""
                }
            }
        }

    def submit_task(self):
        """提交ASR任务"""
        headers = self._prepare_headers()
        self.task_id = headers["X-Api-Request-Id"]
        request_body = self._prepare_request_body()

        print(f'Submit task id: {self.task_id}')
        response = requests.post(self.submit_url, data=json.dumps(request_body), headers=headers)

        if 'X-Api-Status-Code' in response.headers and response.headers["X-Api-Status-Code"] == "20000000":
            print(f'Submit task response header X-Api-Status-Code: {response.headers["X-Api-Status-Code"]}')
            print(f'Submit task response header X-Api-Message: {response.headers["X-Api-Message"]}')
            self.x_tt_logid = response.headers.get("X-Tt-Logid", "")
            print(f'Submit task response header X-Tt-Logid: {self.x_tt_logid}\n')
            return self.task_id, self.x_tt_logid
        else:
            print(f'Submit task failed and the response headers are: {response.headers}')
            exit(1)

    def query_task(self):
        """查询ASR任务状态"""
        if not self.task_id or not self.x_tt_logid:
            print("Task not submitted yet. Please call submit_task() first.")
            exit(1)

        headers = self._prepare_headers(self.task_id)
        response = requests.post(self.query_url, json.dumps({}), headers=headers)

        if 'X-Api-Status-Code' in response.headers:
            print(f'Query task response header X-Api-Status-Code: {response.headers["X-Api-Status-Code"]}')
            print(f'Query task response header X-Api-Message: {response.headers["X-Api-Message"]}')
            print(f'Query task response header X-Tt-Logid: {response.headers["X-Tt-Logid"]}\n')
        else:
            print(f'Query task failed and the response headers are: {response.headers}')
            exit(1)
        return response

    def extract_text_from_result(self, result):
        """从识别结果中提取文本内容"""
        if isinstance(result, dict) and 'result' in result and 'text' in result['result']:
            return result['result']['text']
        return ""

    def process_task(self):
        """处理ASR任务：提交并轮询结果"""
        self.submit_task()
        while True:
            query_response = self.query_task()
            code = query_response.headers.get('X-Api-Status-Code', "")
            if code == '20000000':  # task finished
                result_json = query_response.json()
                # 提取并返回文本内容
                text_content = self.extract_text_from_result(result_json)
                print(f"识别文本: {text_content}")
                return text_content
            elif code != '20000001' and code != '20000002':  # task failed
                print("FAILED!")
                exit(1)
            time.sleep(1)




if __name__ == '__main__':
    # 使用指定的音频文件URL进行测试
    audio_url = "https://dsideal.obs.cn-north-1.myhuaweicloud.com/HuangHai/Temp/temp_audio_20250822085243.wav"
    # 创建ASR客户端实例，传入指定的音频文件URL
    asr_client = ASRClient(file_url=audio_url)
    # 处理ASR任务并获取文本结果
    text_result = asr_client.process_task()