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# -*- coding: utf8 -*-
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import json
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import time
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from aliyunsdkcore.acs_exception.exceptions import ClientException, ServerException
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from aliyunsdkcore.client import AcsClient
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from aliyunsdkcore.request import CommonRequest
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# 录音文件识别
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# https://common-buy.aliyun.com/?spm=5176.11801677.0.0.44e77a33oMMyT6&commodityCode=nlsService&orderType=UPGRADE&instanceId=1546399445482588
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# 1. 开通商用即为付费使用服务，根据后付费梯度计费，标准单价为2.5元/小时；
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# 2. 商用服务可在最长3小时内完成识别并返回识别文本；
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# 3. 注意：已经“商用”后再切换“试用”，等同于立即关停线上服务，请谨慎操作；
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def fileTrans(akId, akSecret, appKey, fileLink):
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# 服务配置
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REGION_ID = "cn-shanghai"
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PRODUCT = "nls-filetrans"
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DOMAIN = "filetrans.cn-shanghai.aliyuncs.com"
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API_VERSION = "2018-08-17"
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# 请求参数
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KEY_APP_KEY = "appkey"
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KEY_FILE_LINK = "file_link"
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KEY_VERSION = "version"
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KEY_ENABLE_WORDS = "enable_words"
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KEY_TASK = "Task"
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KEY_TASK_ID = "TaskId"
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KEY_STATUS_TEXT = "StatusText"
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KEY_RESULT = "Result"
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# 状态码
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STATUS_SUCCESS = "SUCCESS"
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STATUS_RUNNING = "RUNNING"
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STATUS_QUEUEING = "QUEUEING"
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# 初始化客户端
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client = AcsClient(akId, akSecret, REGION_ID)
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# 构建任务参数
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task_config = {
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KEY_APP_KEY: appKey,
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KEY_FILE_LINK: fileLink,
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KEY_VERSION: "4.0",
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KEY_ENABLE_WORDS: False
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}
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task_json = json.dumps(task_config)
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print("任务配置:", task_json)
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# 提交识别请求
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postRequest = CommonRequest()
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postRequest.set_domain(DOMAIN)
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postRequest.set_version(API_VERSION)
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postRequest.set_product(PRODUCT)
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postRequest.set_action_name("SubmitTask")
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postRequest.set_method('POST')
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postRequest.add_body_params(KEY_TASK, task_json)
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try:
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postResponse = client.do_action_with_exception(postRequest)
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postData = json.loads(postResponse)
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print("提交响应:", postData)
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if postData.get(KEY_STATUS_TEXT) != STATUS_SUCCESS:
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print(f"任务提交失败: {postData.get(KEY_STATUS_TEXT, '未知错误')}")
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return None
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taskId = postData[KEY_TASK_ID]
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print(f"任务ID: {taskId}")
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except (ServerException, ClientException) as e:
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print(f"API请求异常: {e}")
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return None
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except KeyError:
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print("响应缺少关键字段")
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return None
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# 查询任务结果
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getRequest = CommonRequest()
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getRequest.set_domain(DOMAIN)
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getRequest.set_version(API_VERSION)
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getRequest.set_product(PRODUCT)
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getRequest.set_action_name("GetTaskResult")
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getRequest.set_method('GET')
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getRequest.add_query_param(KEY_TASK_ID, taskId)
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retry_count = 0
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max_retries = 20 # 最多等待200秒 (20次*10秒)
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while retry_count < max_retries:
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try:
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getResponse = client.do_action_with_exception(getRequest)
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resultData = json.loads(getResponse)
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print(f"轮询结果({retry_count + 1}/{max_retries}):", resultData)
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status = resultData.get(KEY_STATUS_TEXT, "")
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if status == STATUS_SUCCESS:
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return resultData.get(KEY_RESULT, {})
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elif status in (STATUS_RUNNING, STATUS_QUEUEING):
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time.sleep(10)
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retry_count += 1
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else:
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print(f"识别失败，最终状态: {status}")
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return None
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except (ServerException, ClientException) as e:
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print(f"查询异常: {e}")
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return None
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print("超过最大重试次数，任务未完成")
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return None
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# 配置信息（请替换为实际值）
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accessKeyId = "LTAI5tE4tgpGcKWhbZg6C4bh"
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accessKeySecret = "oizcTOZ8izbGUouboC00RcmGE8vBQ1"
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appKey = "OIpiw501l4o6MYEe"
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fileLink = "https://ylt.oss-cn-hangzhou.aliyuncs.com/HuangHai/123.wav"
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# 执行识别
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result = fileTrans(accessKeyId, accessKeySecret, appKey, fileLink)
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# 处理结果
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if not result:
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print("未获取到有效结果")
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exit(1)
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text_content = []
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if 'Sentences' in result:
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for sentence in result['Sentences']:
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text_content.append(sentence.get("Text", ""))
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full_text = ''.join(text_content)
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else:
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print("响应中未包含有效文本")
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exit(1)
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# 保存结果
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output_file = "识别结果.txt"
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try:
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with open(output_file, 'w', encoding='utf-8') as f:
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f.write(full_text)
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print(f"结果已保存至 {output_file}")
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except Exception as e:
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print(f"文件保存失败: {str(e)}")
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exit(1) |
