mirror of
https://github.com/xinnan-tech/xiaozhi-esp32-server.git
synced 2026-07-22 15:13:55 +08:00
update:区分豆包ASR按次收费和按时收费接口
This commit is contained in:
hrz
@@ -227,7 +227,7 @@ public interface Constant {
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/**
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* 版本号
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*/
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public static final String VERSION = "0.5.2";
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public static final String VERSION = "0.5.4";
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/**
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* 无效固件URL
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@@ -0,0 +1,45 @@
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-- VLLM模型供应器
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delete from `ai_model_provider` where id = 'SYSTEM_ASR_DoubaoStreamASR';
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INSERT INTO `ai_model_provider` (`id`, `model_type`, `provider_code`, `name`, `fields`, `sort`, `creator`, `create_date`, `updater`, `update_date`) VALUES
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('SYSTEM_ASR_DoubaoStreamASR', 'ASR', 'doubao_stream', '火山引擎语音识别(流式)', '[{"key":"appid","label":"应用ID","type":"string"},{"key":"access_token","label":"访问令牌","type":"string"},{"key":"cluster","label":"集群","type":"string"},{"key":"boosting_table_name","label":"热词文件名称","type":"string"},{"key":"correct_table_name","label":"替换词文件名称","type":"string"},{"key":"output_dir","label":"输出目录","type":"string"}]', 3, 1, NOW(), 1, NOW());
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-- VLLM模型配置
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delete from `ai_model_config` where id = 'ASR_DoubaoStreamASR';
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INSERT INTO `ai_model_config` VALUES ('ASR_DoubaoStreamASR', 'ASR', 'DoubaoStreamASR', '豆包语音识别(流式)', 0, 1, '{\"type\": \"doubao_stream\", \"appid\": \"\", \"access_token\": \"\", \"cluster\": \"volcengine_input_common\", \"output_dir\": \"tmp/\"}', NULL, NULL, 3, NULL, NULL, NULL, NULL);
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-- 更新豆包ASR配置说明
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UPDATE `ai_model_config` SET
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`doc_link` = 'https://console.volcengine.com/speech/app',
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`remark` = '豆包ASR配置说明：
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1. 豆包ASR和豆包(流式)ASR的区别是：豆包ASR是按次收费，豆包(流式)ASR是按时收费
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2. 一般来说按次收费的更便宜，但是豆包(流式)ASR使用了大模型技术，效果更好
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3. 需要在火山引擎控制台创建应用并获取appid和access_token
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4. 支持中文语音识别
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5. 需要网络连接
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6. 输出文件保存在tmp/目录
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申请步骤：
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1. 访问 https://console.volcengine.com/speech/app
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2. 创建新应用
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3. 获取appid和access_token
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4. 填入配置文件中
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如需设置热词，请参考：https://www.volcengine.com/docs/6561/155738
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' WHERE `id` = 'ASR_DoubaoASR';
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UPDATE `ai_model_config` SET
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`doc_link` = 'https://console.volcengine.com/speech/app',
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`remark` = '豆包ASR配置说明：
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1. 豆包ASR和豆包(流式)ASR的区别是：豆包ASR是按次收费，豆包(流式)ASR是按时收费
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2. 一般来说按次收费的更便宜，但是豆包(流式)ASR使用了大模型技术，效果更好
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3. 需要在火山引擎控制台创建应用并获取appid和access_token
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4. 支持中文语音识别
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5. 需要网络连接
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6. 输出文件保存在tmp/目录
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申请步骤：
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1. 访问 https://console.volcengine.com/speech/app
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2. 创建新应用
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3. 获取appid和access_token
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4. 填入配置文件中
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如需设置热词，请参考：https://www.volcengine.com/docs/6561/155738
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' WHERE `id` = 'ASR_DoubaoStreamASR';
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@@ -31,7 +31,7 @@
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<span class="menu-text">大语言模型</span>
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</el-menu-item>
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<el-menu-item index="vllm">
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<span class="menu-text">视觉大语言模型</span>
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<span class="menu-text">视觉大模型</span>
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</el-menu-item>
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<el-menu-item index="intent">
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<span class="menu-text">意图识别</span>
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@@ -176,7 +176,7 @@ export default {
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vad: '语言活动检测模型(VAD)',
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asr: '语音识别模型(ASR)',
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llm: '大语言模型（LLM）',
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vllm: '视觉大语言模型（VLLM）',
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vllm: '视觉大模型（VLLM）',
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intent: '意图识别模型(Intent)',
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tts: '语音合成模型(TTS)',
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memory: '记忆模型(Memory)'
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@@ -177,7 +177,7 @@ export default {
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{ label: '语音活动检测(VAD)', key: 'vadModelId', type: 'VAD' },
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{ label: '语音识别(ASR)', key: 'asrModelId', type: 'ASR' },
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{ label: '大语言模型(LLM)', key: 'llmModelId', type: 'LLM' },
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{ label: '视觉大语言模型(VLLM)', key: 'vllmModelId', type: 'VLLM' },
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{ label: '视觉大模型(VLLM)', key: 'vllmModelId', type: 'VLLM' },
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{ label: '意图识别(Intent)', key: 'intentModelId', type: 'Intent' },
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{ label: '记忆(Memory)', key: 'memModelId', type: 'Memory' },
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{ label: '语音合成(TTS)', key: 'ttsModelId', type: 'TTS' },
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@@ -264,6 +264,8 @@ ASR:
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DoubaoASR:
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# 可以在这里申请相关Key等信息
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# https://console.volcengine.com/speech/app
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# DoubaoASR和DoubaoStreamASR的区别是：DoubaoASR是按次收费，DoubaoStreamASR是按时收费
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# 一般来说按次收费的更便宜，但是DoubaoStreamASR使用了大模型技术，效果更好
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type: doubao
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appid: 你的火山引擎语音合成服务appid
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access_token: 你的火山引擎语音合成服务access_token
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@@ -272,6 +274,19 @@ ASR:
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boosting_table_name: （选填）你的热词文件名称
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correct_table_name: （选填）你的替换词文件名称
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output_dir: tmp/
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DoubaoStreamASR:
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# 可以在这里申请相关Key等信息
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# https://console.volcengine.com/speech/app
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# DoubaoASR和DoubaoStreamASR的区别是：DoubaoASR是按次收费，DoubaoStreamASR是按时收费
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# 一般来说按次收费的更便宜，但是DoubaoStreamASR使用了大模型技术，效果更好
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type: doubao_stream
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appid: 你的火山引擎语音合成服务appid
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access_token: 你的火山引擎语音合成服务access_token
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cluster: volcengine_input_common
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# 热词、替换词使用流程：https://www.volcengine.com/docs/6561/155738
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boosting_table_name: （选填）你的热词文件名称
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correct_table_name: （选填）你的替换词文件名称
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output_dir: tmp/
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TencentASR:
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# token申请地址：https://console.cloud.tencent.com/cam/capi
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# 免费领取资源：https://console.cloud.tencent.com/asr/resourcebundle
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@@ -4,7 +4,7 @@ from loguru import logger
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from config.config_loader import load_config
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from config.settings import check_config_file
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SERVER_VERSION = "0.5.2"
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SERVER_VERSION = "0.5.4"
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_logger_initialized = False
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@@ -1,534 +1,267 @@
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import time
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import os
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import uuid
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import json
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import gzip
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import uuid
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import asyncio
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import websockets
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import opuslib_next
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from core.providers.asr.base import ASRProviderBase
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from config.logger import setup_logging
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from typing import Optional, Tuple, List
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from core.providers.asr.base import ASRProviderBase
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from core.providers.asr.dto.dto import InterfaceType
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import threading
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TAG = __name__
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logger = setup_logging()
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CLIENT_FULL_REQUEST = 0b0001
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CLIENT_AUDIO_ONLY_REQUEST = 0b0010
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NO_SEQUENCE = 0b0000
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NEG_SEQUENCE = 0b0010
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SERVER_FULL_RESPONSE = 0b1001
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SERVER_ACK = 0b1011
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SERVER_ERROR_RESPONSE = 0b1111
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NO_SEQUENCE = 0b0000
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NEG_SEQUENCE = 0b0010
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JSON_SERIALIZATION = 0b0001
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GZIP_COMPRESSION = 0b0001
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PROTOCOL_VERSION = 0b0001
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NO_SERIALIZATION = 0b0000
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JSON = 0b0001
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THRIFT = 0b0011
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CUSTOM_TYPE = 0b1111
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NO_COMPRESSION = 0b0000
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GZIP = 0b0001
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CUSTOM_COMPRESSION = 0b1111
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def parse_response(res):
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"""
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protocol_version(4 bits), header_size(4 bits),
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message_type(4 bits), message_type_specific_flags(4 bits)
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serialization_method(4 bits) message_compression(4 bits)
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reserved （8bits) 保留字段
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header_extensions 扩展头(大小等于 8 * 4 * (header_size - 1) )
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payload 类似与http 请求体
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"""
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protocol_version = res[0] >> 4
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header_size = res[0] & 0x0F
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message_type = res[1] >> 4
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message_type_specific_flags = res[1] & 0x0F
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serialization_method = res[2] >> 4
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message_compression = res[2] & 0x0F
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reserved = res[3]
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header_extensions = res[4 : header_size * 4]
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payload = res[header_size * 4 :]
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result = {}
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payload_msg = None
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payload_size = 0
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if message_type == SERVER_FULL_RESPONSE:
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payload_size = int.from_bytes(payload[:4], "big", signed=True)
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payload_msg = payload[4:]
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elif message_type == SERVER_ACK:
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seq = int.from_bytes(payload[:4], "big", signed=True)
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result["seq"] = seq
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if len(payload) >= 8:
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payload_size = int.from_bytes(payload[4:8], "big", signed=False)
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payload_msg = payload[8:]
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elif message_type == SERVER_ERROR_RESPONSE:
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code = int.from_bytes(payload[:4], "big", signed=False)
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result["code"] = code
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payload_size = int.from_bytes(payload[4:8], "big", signed=False)
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payload_msg = payload[8:]
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if payload_msg is None:
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return result
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if message_compression == GZIP:
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payload_msg = gzip.decompress(payload_msg)
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if serialization_method == JSON:
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payload_msg = json.loads(str(payload_msg, "utf-8"))
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elif serialization_method != NO_SERIALIZATION:
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payload_msg = str(payload_msg, "utf-8")
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result["payload_msg"] = payload_msg
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result["payload_size"] = payload_size
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return result
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class ASRProvider(ASRProviderBase):
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def __init__(self, config, delete_audio_file):
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def __init__(self, config: dict, delete_audio_file: bool):
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super().__init__()
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self.interface_type = InterfaceType.STREAM
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self.config = config
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self.text = ""
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self.max_retries = 3
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self.retry_delay = 2 # 重试延迟秒数
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self.recv_lock = asyncio.Lock() # 添加接收锁
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self.reconnect_lock = asyncio.Lock() # 添加重连锁
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self.last_reconnect_time = 0 # 上次重连时间
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self.reconnect_cooldown = 1 # 增加重连冷却时间到10秒
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self.reconnect_count = 0 # 当前重连次数
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self.max_reconnect_count = 3 # 减少最大重连次数到3次
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self.asr_thread = None # ASR监听线程
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self.thread_lock = threading.Lock() # 线程管理锁
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self.is_reconnecting = False # 添加重连状态标志
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# 添加会话管理相关属性
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self._session_lock = asyncio.Lock() # 会话操作的并发锁
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self._current_session_id = None # 当前会话ID
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self._session_started = False # 会话是否已开始
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self._session_finished = False # 会话是否已结束
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self._session_close_event = asyncio.Event() # 添加会话关闭事件
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self.appid = str(config.get("appid"))
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self.interface_type = InterfaceType.NON_STREAM
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self.appid = config.get("appid")
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self.cluster = config.get("cluster")
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self.access_token = config.get("access_token")
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self.boosting_table_name = config.get("boosting_table_name", "")
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self.correct_table_name = config.get("correct_table_name", "")
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self.output_dir = config.get("output_dir", "temp/")
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self.output_dir = config.get("output_dir")
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self.delete_audio_file = delete_audio_file
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self.ws_url = "wss://openspeech.bytedance.com/api/v2/asr"
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self.uid = config.get("uid", "streaming_asr_service")
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self.workflow = config.get(
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"workflow", "audio_in,resample,partition,vad,fe,decode,itn,nlu_punctuate"
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)
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self.result_type = config.get("result_type", "single")
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self.format = config.get("format", "raw")
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self.codec = config.get("codec", "pcm")
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self.rate = config.get("sample_rate", 16000)
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self.language = config.get("language", "zh-CN")
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self.bits = config.get("bits", 16)
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self.channel = config.get("channel", 1)
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self.auth_method = config.get("auth_method", "token")
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self.secret = config.get("secret", "access_secret")
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self.decoder = opuslib_next.Decoder(16000, 1)
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self.asr_ws = None
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self.forward_task = None
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self.conn = None
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self.host = "openspeech.bytedance.com"
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self.ws_url = f"wss://{self.host}/api/v2/asr"
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self.success_code = 1000
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self.seg_duration = 15000
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###################################################################################
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# 豆包流式ASR重写父类的方法--开始
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###################################################################################
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async def open_audio_channels(self, conn):
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await super().open_audio_channels(conn)
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# 确保输出目录存在
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os.makedirs(self.output_dir, exist_ok=True)
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async with self._session_lock:
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# 如果正在重连，等待重连完成
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if self.is_reconnecting:
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logger.bind(tag=TAG).info("等待当前重连完成...")
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await self._session_close_event.wait()
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self._session_close_event.clear()
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@staticmethod
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def _generate_header(
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message_type=CLIENT_FULL_REQUEST, message_type_specific_flags=NO_SEQUENCE
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) -> bytearray:
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"""Generate protocol header."""
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header = bytearray()
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header_size = 1
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header.append((0b0001 << 4) | header_size) # Protocol version
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header.append((message_type << 4) | message_type_specific_flags)
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header.append((0b0001 << 4) | 0b0001) # JSON serialization & GZIP compression
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header.append(0x00) # reserved
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return header
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# 如果已有会话未结束，先关闭它
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if self._session_started and not self._session_finished:
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logger.bind(tag=TAG).warning(
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f"发现未关闭的会话 {self._current_session_id}，正在关闭..."
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)
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if self.asr_ws is not None:
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try:
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await self.asr_ws.close()
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except Exception as e:
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logger.bind(tag=TAG).warning(f"关闭旧连接时发生错误: {e}")
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finally:
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self.asr_ws = None
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self._session_finished = True
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self._session_close_event.set()
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# 重置会话状态
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self._current_session_id = str(uuid.uuid4())
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self._session_started = True
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self._session_finished = False
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self.is_reconnecting = True
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try:
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retry_count = 0
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while retry_count < self.max_retries:
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try:
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headers = (
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self.token_auth() if self.auth_method == "token" else None
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)
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self.asr_ws = await websockets.connect(
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self.ws_url,
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additional_headers=headers,
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max_size=1000000000,
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ping_interval=None,
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ping_timeout=None,
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close_timeout=10,
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)
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# 发送初始化请求
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request_params = self.construct_request(
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self._current_session_id
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)
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try:
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payload_bytes = str.encode(json.dumps(request_params))
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payload_bytes = gzip.compress(payload_bytes)
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full_client_request = self.generate_header()
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full_client_request.extend(
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(len(payload_bytes)).to_bytes(4, "big")
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)
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full_client_request.extend(payload_bytes)
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await self.asr_ws.send(full_client_request)
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except Exception as e:
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logger.bind(tag=TAG).error(f"发送初始化请求失败: {e}")
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raise e
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# 等待初始化响应
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try:
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init_res = await self.asr_ws.recv()
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self.parse_response(init_res)
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except Exception as e:
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logger.bind(tag=TAG).error(f"ASR服务初始化失败: {e}")
|
||||
raise e
|
||||
|
||||
# 启动接收ASR结果的异步任务
|
||||
with self.thread_lock:
|
||||
if (
|
||||
self.asr_thread is None
|
||||
or not self.asr_thread.is_alive()
|
||||
):
|
||||
logger.bind(tag=TAG).info("创建新的ASR监听线程...")
|
||||
self.asr_thread = threading.Thread(
|
||||
target=self._start_monitor_asr_response_thread,
|
||||
daemon=True,
|
||||
)
|
||||
self.asr_thread.start()
|
||||
# 等待一小段时间确保线程启动
|
||||
await asyncio.sleep(0.1)
|
||||
if not self.asr_thread.is_alive():
|
||||
logger.bind(tag=TAG).error("ASR监听线程启动失败")
|
||||
raise Exception("ASR监听线程启动失败")
|
||||
logger.bind(tag=TAG).info("ASR监听线程已启动")
|
||||
return
|
||||
|
||||
except websockets.exceptions.WebSocketException as e:
|
||||
retry_count += 1
|
||||
if retry_count < self.max_retries:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"WebSocket连接失败，正在进行第{retry_count}次重试: {e}"
|
||||
)
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
else:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"WebSocket连接失败，已达到最大重试次数: {e}"
|
||||
)
|
||||
raise
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"WebSocket连接发生未知错误: {e}")
|
||||
raise
|
||||
finally:
|
||||
self.is_reconnecting = False
|
||||
self._session_close_event.set()
|
||||
|
||||
async def receive_audio(self, audio, _):
|
||||
if not isinstance(audio, bytes):
|
||||
return
|
||||
|
||||
try:
|
||||
# 解码opus得到PCM数据
|
||||
pcm_frame = self.decoder.decode(audio, 960)
|
||||
payload = gzip.compress(pcm_frame)
|
||||
audio_request = bytearray(self.generate_audio_default_header())
|
||||
audio_request.extend(len(payload).to_bytes(4, "big"))
|
||||
audio_request.extend(payload)
|
||||
if self.asr_ws:
|
||||
await self.asr_ws.send(audio_request)
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).debug(f"发送音频数据时发生错误: {e}")
|
||||
|
||||
###################################################################################
|
||||
# 豆包流式ASR重写父类的方法--结束
|
||||
###################################################################################
|
||||
|
||||
def construct_request(self, reqid):
|
||||
req = {
|
||||
def _construct_request(self, reqid) -> dict:
|
||||
"""Construct the request payload."""
|
||||
return {
|
||||
"app": {
|
||||
"appid": self.appid,
|
||||
"appid": f"{self.appid}",
|
||||
"cluster": self.cluster,
|
||||
"token": self.access_token,
|
||||
},
|
||||
"user": {"uid": self.uid},
|
||||
"user": {
|
||||
"uid": str(uuid.uuid4()),
|
||||
},
|
||||
"request": {
|
||||
"reqid": reqid,
|
||||
"workflow": self.workflow,
|
||||
"show_utterances": True,
|
||||
"result_type": self.result_type,
|
||||
"show_utterances": False,
|
||||
"sequence": 1,
|
||||
"boosting_table_name": self.boosting_table_name,
|
||||
"correct_table_name": self.correct_table_name,
|
||||
},
|
||||
"audio": {
|
||||
"format": self.format,
|
||||
"codec": self.codec,
|
||||
"rate": self.rate,
|
||||
"language": self.language,
|
||||
"bits": self.bits,
|
||||
"channel": self.channel,
|
||||
"format": "raw",
|
||||
"rate": 16000,
|
||||
"language": "zh-CN",
|
||||
"bits": 16,
|
||||
"channel": 1,
|
||||
"codec": "raw",
|
||||
},
|
||||
}
|
||||
return req
|
||||
|
||||
def token_auth(self):
|
||||
return {"Authorization": f"Bearer; {self.access_token}"}
|
||||
|
||||
def generate_header(
|
||||
self,
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_FULL_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
reserved_data=0x00,
|
||||
extension_header: bytes = b"",
|
||||
):
|
||||
"""
|
||||
生成协议头：
|
||||
- 第1字节：高4位：协议版本，低4位：头部大小（单位 4 字节）
|
||||
- 第2字节：高4位：消息类型，低4位：消息类型特定标志
|
||||
- 第3字节：高4位：序列化方式，低4位：压缩方式
|
||||
- 第4字节：保留字段
|
||||
- 后续：扩展头（如果有）
|
||||
"""
|
||||
header = bytearray()
|
||||
header_size = int(len(extension_header) / 4) + 1
|
||||
header.append((version << 4) | header_size)
|
||||
header.append((message_type << 4) | message_type_specific_flags)
|
||||
header.append((serial_method << 4) | compression_type)
|
||||
header.append(reserved_data)
|
||||
header.extend(extension_header)
|
||||
return header
|
||||
|
||||
def generate_full_default_header(self):
|
||||
# full client request 默认头
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_FULL_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def generate_audio_default_header(self):
|
||||
# 普通音频片段请求
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def generate_last_audio_default_header(self):
|
||||
# 最后一个音频片段标志
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST,
|
||||
message_type_specific_flags=NEG_SEQUENCE, # 用 NEG_SEQUENCE 表示结束
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def _start_monitor_asr_response_thread(self):
|
||||
# 初始化链接
|
||||
async def _send_request(
|
||||
self, audio_data: List[bytes], segment_size: int
|
||||
) -> Optional[str]:
|
||||
"""Send request to Volcano ASR service."""
|
||||
try:
|
||||
with self.thread_lock:
|
||||
if self.conn is None or self.conn.loop is None:
|
||||
logger.bind(tag=TAG).error(
|
||||
"无法启动ASR监听线程：conn或loop未初始化"
|
||||
)
|
||||
return
|
||||
auth_header = {"Authorization": "Bearer; {}".format(self.access_token)}
|
||||
async with websockets.connect(
|
||||
self.ws_url, additional_headers=auth_header
|
||||
) as websocket:
|
||||
# Prepare request data
|
||||
request_params = self._construct_request(str(uuid.uuid4()))
|
||||
payload_bytes = str.encode(json.dumps(request_params))
|
||||
payload_bytes = gzip.compress(payload_bytes)
|
||||
full_client_request = self._generate_header()
|
||||
full_client_request.extend(
|
||||
(len(payload_bytes)).to_bytes(4, "big")
|
||||
) # payload size(4 bytes)
|
||||
full_client_request.extend(payload_bytes) # payload
|
||||
|
||||
try:
|
||||
logger.bind(tag=TAG).info("开始启动ASR监听...")
|
||||
asyncio.run_coroutine_threadsafe(
|
||||
self._forward_asr_results(), loop=self.conn.loop
|
||||
)
|
||||
logger.bind(tag=TAG).info("ASR监听已启动")
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"启动ASR监听线程失败: {e}")
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"ASR监听线程发生未预期的错误: {e}")
|
||||
# Send header and metadata
|
||||
# full_client_request
|
||||
await websocket.send(full_client_request)
|
||||
res = await websocket.recv()
|
||||
result = parse_response(res)
|
||||
if (
|
||||
"payload_msg" in result
|
||||
and result["payload_msg"]["code"] != self.success_code
|
||||
):
|
||||
logger.bind(tag=TAG).error(f"ASR error: {result}")
|
||||
return None
|
||||
|
||||
async def _forward_asr_results(self):
|
||||
try:
|
||||
while not self.conn.stop_event.is_set():
|
||||
try:
|
||||
if self.asr_ws is None:
|
||||
# 检查是否需要重连
|
||||
async with self.reconnect_lock:
|
||||
current_time = asyncio.get_event_loop().time()
|
||||
if (
|
||||
current_time - self.last_reconnect_time
|
||||
< self.reconnect_cooldown
|
||||
):
|
||||
await asyncio.sleep(1)
|
||||
continue
|
||||
|
||||
if self.reconnect_count >= self.max_reconnect_count:
|
||||
logger.bind(tag=TAG).error(
|
||||
"达到最大重连次数限制，停止重连"
|
||||
)
|
||||
await asyncio.sleep(self.reconnect_cooldown)
|
||||
self.reconnect_count = 0
|
||||
continue
|
||||
|
||||
self.last_reconnect_time = current_time
|
||||
self.reconnect_count += 1
|
||||
logger.bind(tag=TAG).info(
|
||||
f"尝试重新连接ASR服务... (第{self.reconnect_count}次)"
|
||||
)
|
||||
await self.open_audio_channels(self.conn)
|
||||
continue
|
||||
|
||||
# 使用锁来确保同一时间只有一个协程在接收数据
|
||||
async with self.recv_lock:
|
||||
response = await self.asr_ws.recv()
|
||||
result = self.parse_response(response)
|
||||
|
||||
# 检查是否需要重连
|
||||
if result.get("need_reconnect", False):
|
||||
logger.bind(tag=TAG).info(
|
||||
"检测到需要重连的错误，准备重新连接..."
|
||||
for seq, (chunk, last) in enumerate(
|
||||
self.slice_data(audio_data, segment_size), 1
|
||||
):
|
||||
if last:
|
||||
audio_only_request = self._generate_header(
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST,
|
||||
message_type_specific_flags=NEG_SEQUENCE,
|
||||
)
|
||||
if self.asr_ws is not None:
|
||||
try:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"关闭旧连接时发生错误: {e}"
|
||||
)
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
continue
|
||||
else:
|
||||
audio_only_request = self._generate_header(
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST
|
||||
)
|
||||
payload_bytes = gzip.compress(chunk)
|
||||
audio_only_request.extend(
|
||||
(len(payload_bytes)).to_bytes(4, "big")
|
||||
) # payload size(4 bytes)
|
||||
audio_only_request.extend(payload_bytes) # payload
|
||||
# Send audio data
|
||||
await websocket.send(audio_only_request)
|
||||
|
||||
if "payload_msg" in result:
|
||||
if "result" in result["payload_msg"]:
|
||||
# 检查是否有utterances并且definite为True
|
||||
utterances = result["payload_msg"]["result"][0].get(
|
||||
"utterances", []
|
||||
)
|
||||
for utterance in utterances:
|
||||
if utterance.get("definite", False):
|
||||
self.text = utterance["text"]
|
||||
await self.handle_voice_stop(None)
|
||||
break
|
||||
# Receive response
|
||||
response = await websocket.recv()
|
||||
result = parse_response(response)
|
||||
|
||||
except websockets.ConnectionClosed:
|
||||
logger.bind(tag=TAG).debug("ASR服务连接已关闭，准备重连...")
|
||||
# 确保关闭旧连接
|
||||
if self.asr_ws is not None:
|
||||
try:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(f"关闭旧连接时发生错误: {e}")
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
|
||||
# 等待冷却时间
|
||||
await asyncio.sleep(self.reconnect_cooldown)
|
||||
continue
|
||||
|
||||
except Exception as e:
|
||||
if not self.conn.stop_event.is_set():
|
||||
logger.bind(tag=TAG).error(f"ASR监听发生错误: {e}")
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
continue
|
||||
if (
|
||||
"payload_msg" in result
|
||||
and result["payload_msg"]["code"] == self.success_code
|
||||
):
|
||||
if len(result["payload_msg"]["result"]) > 0:
|
||||
return result["payload_msg"]["result"][0]["text"]
|
||||
return None
|
||||
else:
|
||||
logger.bind(tag=TAG).error(f"ASR error: {result}")
|
||||
return None
|
||||
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"ASR监听线程发生错误: {e}")
|
||||
# 确保在发生严重错误时也能继续尝试重连
|
||||
if not self.conn.stop_event.is_set():
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
await self._forward_asr_results() # 递归重试
|
||||
logger.bind(tag=TAG).error(f"ASR request failed: {e}", exc_info=True)
|
||||
return None
|
||||
|
||||
async def speech_to_text(self, opus_data, session_id):
|
||||
result = self.text
|
||||
self.text = "" # 清空text
|
||||
return result, None
|
||||
|
||||
def parse_response(self, res: bytes) -> dict:
|
||||
@staticmethod
|
||||
def slice_data(data: bytes, chunk_size: int) -> (list, bool):
|
||||
"""
|
||||
解析 ASR 服务返回的二进制响应。
|
||||
根据协议格式解析头部和 payload，若采用 GZIP 压缩则先解压，再根据 JSON 反序列化。
|
||||
slice data
|
||||
:param data: wav data
|
||||
:param chunk_size: the segment size in one request
|
||||
:return: segment data, last flag
|
||||
"""
|
||||
protocol_version = res[0] >> 4
|
||||
header_size = res[0] & 0x0F
|
||||
message_type = res[1] >> 4
|
||||
serialization_method = res[2] >> 4
|
||||
message_compression = res[2] & 0x0F
|
||||
payload = res[header_size * 4 :]
|
||||
result = {}
|
||||
payload_msg = None
|
||||
payload_size = 0
|
||||
|
||||
if message_type == SERVER_FULL_RESPONSE:
|
||||
payload_size = int.from_bytes(payload[:4], "big", signed=True)
|
||||
payload_msg = payload[4:]
|
||||
elif message_type == SERVER_ACK:
|
||||
seq = int.from_bytes(payload[:4], "big", signed=True)
|
||||
result["seq"] = seq
|
||||
if len(payload) >= 8:
|
||||
payload_size = int.from_bytes(payload[4:8], "big", signed=False)
|
||||
payload_msg = payload[8:]
|
||||
elif message_type == SERVER_ERROR_RESPONSE:
|
||||
code = int.from_bytes(payload[:4], "big", signed=False)
|
||||
result["code"] = code
|
||||
payload_size = int.from_bytes(payload[4:8], "big", signed=False)
|
||||
payload_msg = payload[8:]
|
||||
|
||||
if payload_msg is None:
|
||||
return result
|
||||
if message_compression == GZIP_COMPRESSION:
|
||||
payload_msg = gzip.decompress(payload_msg)
|
||||
if serialization_method == JSON_SERIALIZATION:
|
||||
payload_msg = json.loads(payload_msg.decode("utf-8"))
|
||||
data_len = len(data)
|
||||
offset = 0
|
||||
while offset + chunk_size < data_len:
|
||||
yield data[offset : offset + chunk_size], False
|
||||
offset += chunk_size
|
||||
else:
|
||||
payload_msg = payload_msg.decode("utf-8")
|
||||
result["payload_msg"] = payload_msg
|
||||
result["payload_size"] = payload_size
|
||||
yield data[offset:data_len], True
|
||||
|
||||
# 错误码处理
|
||||
if "code" in result:
|
||||
error_code = result["code"]
|
||||
error_message = ""
|
||||
async def speech_to_text(
|
||||
self, opus_data: List[bytes], session_id: str
|
||||
) -> Tuple[Optional[str], Optional[str]]:
|
||||
"""将语音数据转换为文本"""
|
||||
|
||||
if error_code == 1000:
|
||||
error_message = "成功"
|
||||
elif error_code == 1001:
|
||||
error_message = "请求参数无效：请求参数缺失必需字段/字段值无效/重复请求"
|
||||
elif error_code == 1002:
|
||||
error_message = "无访问权限：token无效/过期/无权访问指定服务"
|
||||
elif error_code == 1003:
|
||||
error_message = "访问超频：当前appid访问QPS超出设定阈值"
|
||||
elif error_code == 1004:
|
||||
error_message = "访问超额：当前appid访问次数超出限制"
|
||||
elif error_code == 1005:
|
||||
error_message = "服务器繁忙：服务过载，无法处理当前请求"
|
||||
elif error_code == 1010:
|
||||
error_message = "音频过长：音频数据时长超出阈值"
|
||||
elif error_code == 1011:
|
||||
error_message = "音频过大：音频数据大小超出阈值"
|
||||
elif error_code == 1012:
|
||||
error_message = "音频格式无效：音频header有误/无法进行音频解码"
|
||||
elif error_code == 1013:
|
||||
error_message = "音频静音：音频未识别出任何文本结果"
|
||||
elif error_code >= 1020 and error_code <= 1022:
|
||||
error_message = "识别相关错误：需要重连"
|
||||
if error_code == 1020:
|
||||
error_message = "识别等待超时：等待下一包就绪超时"
|
||||
elif error_code == 1021:
|
||||
error_message = "识别处理超时：识别处理过程超时"
|
||||
elif error_code == 1022:
|
||||
error_message = "识别错误：识别过程中发生错误"
|
||||
file_path = None
|
||||
try:
|
||||
# 合并所有opus数据包
|
||||
if self.audio_format == "pcm":
|
||||
pcm_data = opus_data
|
||||
else:
|
||||
error_message = "未知错误：未归类错误"
|
||||
pcm_data = self.decode_opus(opus_data)
|
||||
combined_pcm_data = b"".join(pcm_data)
|
||||
|
||||
logger.bind(tag=TAG).debug(
|
||||
f"ASR错误: {error_message} (错误码: {error_code})"
|
||||
)
|
||||
# 判断是否保存为WAV文件
|
||||
if self.delete_audio_file:
|
||||
pass
|
||||
else:
|
||||
file_path = self.save_audio_to_file(pcm_data, session_id)
|
||||
|
||||
# 如果是识别相关错误，标记需要重连
|
||||
if error_code >= 1020 or error_code == 1001:
|
||||
result["need_reconnect"] = True
|
||||
# 直接使用PCM数据
|
||||
# 计算分段大小 (单声道, 16bit, 16kHz采样率)
|
||||
size_per_sec = 1 * 2 * 16000 # nchannels * sampwidth * framerate
|
||||
segment_size = int(size_per_sec * self.seg_duration / 1000)
|
||||
|
||||
return result
|
||||
|
||||
async def close_session(self):
|
||||
"""关闭当前会话"""
|
||||
async with self._session_lock:
|
||||
if not self._session_started:
|
||||
logger.bind(tag=TAG).warning("尝试关闭未开始的会话")
|
||||
return
|
||||
|
||||
if self._session_finished:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"会话 {self._current_session_id} 已经关闭"
|
||||
# 语音识别
|
||||
start_time = time.time()
|
||||
text = await self._send_request(combined_pcm_data, segment_size)
|
||||
if text:
|
||||
logger.bind(tag=TAG).debug(
|
||||
f"语音识别耗时: {time.time() - start_time:.3f}s | 结果: {text}"
|
||||
)
|
||||
return
|
||||
return text, file_path
|
||||
return "", file_path
|
||||
|
||||
try:
|
||||
if self.asr_ws is not None:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(f"关闭WebSocket连接时发生错误: {e}")
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
self._session_finished = True
|
||||
self._session_started = False
|
||||
self._current_session_id = None
|
||||
# 重置重连计数
|
||||
self.reconnect_count = 0
|
||||
|
||||
async def close(self):
|
||||
"""资源清理方法"""
|
||||
await self.close_session()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"语音识别失败: {e}", exc_info=True)
|
||||
return "", file_path
|
||||
|
||||
@@ -0,0 +1,534 @@
|
||||
import json
|
||||
import gzip
|
||||
import uuid
|
||||
import asyncio
|
||||
import websockets
|
||||
import opuslib_next
|
||||
from core.providers.asr.base import ASRProviderBase
|
||||
from config.logger import setup_logging
|
||||
from core.providers.asr.dto.dto import InterfaceType
|
||||
import threading
|
||||
|
||||
TAG = __name__
|
||||
logger = setup_logging()
|
||||
|
||||
CLIENT_FULL_REQUEST = 0b0001
|
||||
CLIENT_AUDIO_ONLY_REQUEST = 0b0010
|
||||
SERVER_FULL_RESPONSE = 0b1001
|
||||
SERVER_ACK = 0b1011
|
||||
SERVER_ERROR_RESPONSE = 0b1111
|
||||
NO_SEQUENCE = 0b0000
|
||||
NEG_SEQUENCE = 0b0010
|
||||
JSON_SERIALIZATION = 0b0001
|
||||
GZIP_COMPRESSION = 0b0001
|
||||
PROTOCOL_VERSION = 0b0001
|
||||
|
||||
|
||||
class ASRProvider(ASRProviderBase):
|
||||
def __init__(self, config, delete_audio_file):
|
||||
super().__init__()
|
||||
self.interface_type = InterfaceType.STREAM
|
||||
self.config = config
|
||||
self.text = ""
|
||||
self.max_retries = 3
|
||||
self.retry_delay = 2 # 重试延迟秒数
|
||||
self.recv_lock = asyncio.Lock() # 添加接收锁
|
||||
self.reconnect_lock = asyncio.Lock() # 添加重连锁
|
||||
self.last_reconnect_time = 0 # 上次重连时间
|
||||
self.reconnect_cooldown = 1 # 增加重连冷却时间到10秒
|
||||
self.reconnect_count = 0 # 当前重连次数
|
||||
self.max_reconnect_count = 3 # 减少最大重连次数到3次
|
||||
self.asr_thread = None # ASR监听线程
|
||||
self.thread_lock = threading.Lock() # 线程管理锁
|
||||
self.is_reconnecting = False # 添加重连状态标志
|
||||
|
||||
# 添加会话管理相关属性
|
||||
self._session_lock = asyncio.Lock() # 会话操作的并发锁
|
||||
self._current_session_id = None # 当前会话ID
|
||||
self._session_started = False # 会话是否已开始
|
||||
self._session_finished = False # 会话是否已结束
|
||||
self._session_close_event = asyncio.Event() # 添加会话关闭事件
|
||||
|
||||
self.appid = str(config.get("appid"))
|
||||
self.cluster = config.get("cluster")
|
||||
self.access_token = config.get("access_token")
|
||||
self.boosting_table_name = config.get("boosting_table_name", "")
|
||||
self.correct_table_name = config.get("correct_table_name", "")
|
||||
self.output_dir = config.get("output_dir", "temp/")
|
||||
self.delete_audio_file = delete_audio_file
|
||||
|
||||
self.ws_url = "wss://openspeech.bytedance.com/api/v2/asr"
|
||||
self.uid = config.get("uid", "streaming_asr_service")
|
||||
self.workflow = config.get(
|
||||
"workflow", "audio_in,resample,partition,vad,fe,decode,itn,nlu_punctuate"
|
||||
)
|
||||
self.result_type = config.get("result_type", "single")
|
||||
self.format = config.get("format", "raw")
|
||||
self.codec = config.get("codec", "pcm")
|
||||
self.rate = config.get("sample_rate", 16000)
|
||||
self.language = config.get("language", "zh-CN")
|
||||
self.bits = config.get("bits", 16)
|
||||
self.channel = config.get("channel", 1)
|
||||
self.auth_method = config.get("auth_method", "token")
|
||||
self.secret = config.get("secret", "access_secret")
|
||||
self.decoder = opuslib_next.Decoder(16000, 1)
|
||||
self.asr_ws = None
|
||||
self.forward_task = None
|
||||
self.conn = None
|
||||
|
||||
###################################################################################
|
||||
# 豆包流式ASR重写父类的方法--开始
|
||||
###################################################################################
|
||||
async def open_audio_channels(self, conn):
|
||||
await super().open_audio_channels(conn)
|
||||
|
||||
async with self._session_lock:
|
||||
# 如果正在重连，等待重连完成
|
||||
if self.is_reconnecting:
|
||||
logger.bind(tag=TAG).info("等待当前重连完成...")
|
||||
await self._session_close_event.wait()
|
||||
self._session_close_event.clear()
|
||||
|
||||
# 如果已有会话未结束，先关闭它
|
||||
if self._session_started and not self._session_finished:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"发现未关闭的会话 {self._current_session_id}，正在关闭..."
|
||||
)
|
||||
if self.asr_ws is not None:
|
||||
try:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(f"关闭旧连接时发生错误: {e}")
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
self._session_finished = True
|
||||
self._session_close_event.set()
|
||||
|
||||
# 重置会话状态
|
||||
self._current_session_id = str(uuid.uuid4())
|
||||
self._session_started = True
|
||||
self._session_finished = False
|
||||
self.is_reconnecting = True
|
||||
|
||||
try:
|
||||
retry_count = 0
|
||||
while retry_count < self.max_retries:
|
||||
try:
|
||||
headers = (
|
||||
self.token_auth() if self.auth_method == "token" else None
|
||||
)
|
||||
self.asr_ws = await websockets.connect(
|
||||
self.ws_url,
|
||||
additional_headers=headers,
|
||||
max_size=1000000000,
|
||||
ping_interval=None,
|
||||
ping_timeout=None,
|
||||
close_timeout=10,
|
||||
)
|
||||
|
||||
# 发送初始化请求
|
||||
request_params = self.construct_request(
|
||||
self._current_session_id
|
||||
)
|
||||
try:
|
||||
payload_bytes = str.encode(json.dumps(request_params))
|
||||
payload_bytes = gzip.compress(payload_bytes)
|
||||
full_client_request = self.generate_header()
|
||||
full_client_request.extend(
|
||||
(len(payload_bytes)).to_bytes(4, "big")
|
||||
)
|
||||
full_client_request.extend(payload_bytes)
|
||||
await self.asr_ws.send(full_client_request)
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"发送初始化请求失败: {e}")
|
||||
raise e
|
||||
|
||||
# 等待初始化响应
|
||||
try:
|
||||
init_res = await self.asr_ws.recv()
|
||||
self.parse_response(init_res)
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"ASR服务初始化失败: {e}")
|
||||
raise e
|
||||
|
||||
# 启动接收ASR结果的异步任务
|
||||
with self.thread_lock:
|
||||
if (
|
||||
self.asr_thread is None
|
||||
or not self.asr_thread.is_alive()
|
||||
):
|
||||
logger.bind(tag=TAG).info("创建新的ASR监听线程...")
|
||||
self.asr_thread = threading.Thread(
|
||||
target=self._start_monitor_asr_response_thread,
|
||||
daemon=True,
|
||||
)
|
||||
self.asr_thread.start()
|
||||
# 等待一小段时间确保线程启动
|
||||
await asyncio.sleep(0.1)
|
||||
if not self.asr_thread.is_alive():
|
||||
logger.bind(tag=TAG).error("ASR监听线程启动失败")
|
||||
raise Exception("ASR监听线程启动失败")
|
||||
logger.bind(tag=TAG).info("ASR监听线程已启动")
|
||||
return
|
||||
|
||||
except websockets.exceptions.WebSocketException as e:
|
||||
retry_count += 1
|
||||
if retry_count < self.max_retries:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"WebSocket连接失败，正在进行第{retry_count}次重试: {e}"
|
||||
)
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
else:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"WebSocket连接失败，已达到最大重试次数: {e}"
|
||||
)
|
||||
raise
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"WebSocket连接发生未知错误: {e}")
|
||||
raise
|
||||
finally:
|
||||
self.is_reconnecting = False
|
||||
self._session_close_event.set()
|
||||
|
||||
async def receive_audio(self, audio, _):
|
||||
if not isinstance(audio, bytes):
|
||||
return
|
||||
|
||||
try:
|
||||
# 解码opus得到PCM数据
|
||||
pcm_frame = self.decoder.decode(audio, 960)
|
||||
payload = gzip.compress(pcm_frame)
|
||||
audio_request = bytearray(self.generate_audio_default_header())
|
||||
audio_request.extend(len(payload).to_bytes(4, "big"))
|
||||
audio_request.extend(payload)
|
||||
if self.asr_ws:
|
||||
await self.asr_ws.send(audio_request)
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).debug(f"发送音频数据时发生错误: {e}")
|
||||
|
||||
###################################################################################
|
||||
# 豆包流式ASR重写父类的方法--结束
|
||||
###################################################################################
|
||||
|
||||
def construct_request(self, reqid):
|
||||
req = {
|
||||
"app": {
|
||||
"appid": self.appid,
|
||||
"cluster": self.cluster,
|
||||
"token": self.access_token,
|
||||
},
|
||||
"user": {"uid": self.uid},
|
||||
"request": {
|
||||
"reqid": reqid,
|
||||
"workflow": self.workflow,
|
||||
"show_utterances": True,
|
||||
"result_type": self.result_type,
|
||||
"sequence": 1,
|
||||
"boosting_table_name": self.boosting_table_name,
|
||||
"correct_table_name": self.correct_table_name,
|
||||
},
|
||||
"audio": {
|
||||
"format": self.format,
|
||||
"codec": self.codec,
|
||||
"rate": self.rate,
|
||||
"language": self.language,
|
||||
"bits": self.bits,
|
||||
"channel": self.channel,
|
||||
},
|
||||
}
|
||||
return req
|
||||
|
||||
def token_auth(self):
|
||||
return {"Authorization": f"Bearer; {self.access_token}"}
|
||||
|
||||
def generate_header(
|
||||
self,
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_FULL_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
reserved_data=0x00,
|
||||
extension_header: bytes = b"",
|
||||
):
|
||||
"""
|
||||
生成协议头：
|
||||
- 第1字节：高4位：协议版本，低4位：头部大小（单位 4 字节）
|
||||
- 第2字节：高4位：消息类型，低4位：消息类型特定标志
|
||||
- 第3字节：高4位：序列化方式，低4位：压缩方式
|
||||
- 第4字节：保留字段
|
||||
- 后续：扩展头（如果有）
|
||||
"""
|
||||
header = bytearray()
|
||||
header_size = int(len(extension_header) / 4) + 1
|
||||
header.append((version << 4) | header_size)
|
||||
header.append((message_type << 4) | message_type_specific_flags)
|
||||
header.append((serial_method << 4) | compression_type)
|
||||
header.append(reserved_data)
|
||||
header.extend(extension_header)
|
||||
return header
|
||||
|
||||
def generate_full_default_header(self):
|
||||
# full client request 默认头
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_FULL_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def generate_audio_default_header(self):
|
||||
# 普通音频片段请求
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST,
|
||||
message_type_specific_flags=NO_SEQUENCE,
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def generate_last_audio_default_header(self):
|
||||
# 最后一个音频片段标志
|
||||
return self.generate_header(
|
||||
version=PROTOCOL_VERSION,
|
||||
message_type=CLIENT_AUDIO_ONLY_REQUEST,
|
||||
message_type_specific_flags=NEG_SEQUENCE, # 用 NEG_SEQUENCE 表示结束
|
||||
serial_method=JSON_SERIALIZATION,
|
||||
compression_type=GZIP_COMPRESSION,
|
||||
)
|
||||
|
||||
def _start_monitor_asr_response_thread(self):
|
||||
# 初始化链接
|
||||
try:
|
||||
with self.thread_lock:
|
||||
if self.conn is None or self.conn.loop is None:
|
||||
logger.bind(tag=TAG).error(
|
||||
"无法启动ASR监听线程：conn或loop未初始化"
|
||||
)
|
||||
return
|
||||
|
||||
try:
|
||||
logger.bind(tag=TAG).info("开始启动ASR监听...")
|
||||
asyncio.run_coroutine_threadsafe(
|
||||
self._forward_asr_results(), loop=self.conn.loop
|
||||
)
|
||||
logger.bind(tag=TAG).info("ASR监听已启动")
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"启动ASR监听线程失败: {e}")
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"ASR监听线程发生未预期的错误: {e}")
|
||||
|
||||
async def _forward_asr_results(self):
|
||||
try:
|
||||
while not self.conn.stop_event.is_set():
|
||||
try:
|
||||
if self.asr_ws is None:
|
||||
# 检查是否需要重连
|
||||
async with self.reconnect_lock:
|
||||
current_time = asyncio.get_event_loop().time()
|
||||
if (
|
||||
current_time - self.last_reconnect_time
|
||||
< self.reconnect_cooldown
|
||||
):
|
||||
await asyncio.sleep(1)
|
||||
continue
|
||||
|
||||
if self.reconnect_count >= self.max_reconnect_count:
|
||||
logger.bind(tag=TAG).error(
|
||||
"达到最大重连次数限制，停止重连"
|
||||
)
|
||||
await asyncio.sleep(self.reconnect_cooldown)
|
||||
self.reconnect_count = 0
|
||||
continue
|
||||
|
||||
self.last_reconnect_time = current_time
|
||||
self.reconnect_count += 1
|
||||
logger.bind(tag=TAG).info(
|
||||
f"尝试重新连接ASR服务... (第{self.reconnect_count}次)"
|
||||
)
|
||||
await self.open_audio_channels(self.conn)
|
||||
continue
|
||||
|
||||
# 使用锁来确保同一时间只有一个协程在接收数据
|
||||
async with self.recv_lock:
|
||||
response = await self.asr_ws.recv()
|
||||
result = self.parse_response(response)
|
||||
|
||||
# 检查是否需要重连
|
||||
if result.get("need_reconnect", False):
|
||||
logger.bind(tag=TAG).info(
|
||||
"检测到需要重连的错误，准备重新连接..."
|
||||
)
|
||||
if self.asr_ws is not None:
|
||||
try:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"关闭旧连接时发生错误: {e}"
|
||||
)
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
continue
|
||||
|
||||
if "payload_msg" in result:
|
||||
if "result" in result["payload_msg"]:
|
||||
# 检查是否有utterances并且definite为True
|
||||
utterances = result["payload_msg"]["result"][0].get(
|
||||
"utterances", []
|
||||
)
|
||||
for utterance in utterances:
|
||||
if utterance.get("definite", False):
|
||||
self.text = utterance["text"]
|
||||
await self.handle_voice_stop(None)
|
||||
break
|
||||
|
||||
except websockets.ConnectionClosed:
|
||||
logger.bind(tag=TAG).debug("ASR服务连接已关闭，准备重连...")
|
||||
# 确保关闭旧连接
|
||||
if self.asr_ws is not None:
|
||||
try:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(f"关闭旧连接时发生错误: {e}")
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
|
||||
# 等待冷却时间
|
||||
await asyncio.sleep(self.reconnect_cooldown)
|
||||
continue
|
||||
|
||||
except Exception as e:
|
||||
if not self.conn.stop_event.is_set():
|
||||
logger.bind(tag=TAG).error(f"ASR监听发生错误: {e}")
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
continue
|
||||
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).error(f"ASR监听线程发生错误: {e}")
|
||||
# 确保在发生严重错误时也能继续尝试重连
|
||||
if not self.conn.stop_event.is_set():
|
||||
await asyncio.sleep(self.retry_delay)
|
||||
await self._forward_asr_results() # 递归重试
|
||||
|
||||
async def speech_to_text(self, opus_data, session_id):
|
||||
result = self.text
|
||||
self.text = "" # 清空text
|
||||
return result, None
|
||||
|
||||
def parse_response(self, res: bytes) -> dict:
|
||||
"""
|
||||
解析 ASR 服务返回的二进制响应。
|
||||
根据协议格式解析头部和 payload，若采用 GZIP 压缩则先解压，再根据 JSON 反序列化。
|
||||
"""
|
||||
protocol_version = res[0] >> 4
|
||||
header_size = res[0] & 0x0F
|
||||
message_type = res[1] >> 4
|
||||
serialization_method = res[2] >> 4
|
||||
message_compression = res[2] & 0x0F
|
||||
payload = res[header_size * 4 :]
|
||||
result = {}
|
||||
payload_msg = None
|
||||
payload_size = 0
|
||||
|
||||
if message_type == SERVER_FULL_RESPONSE:
|
||||
payload_size = int.from_bytes(payload[:4], "big", signed=True)
|
||||
payload_msg = payload[4:]
|
||||
elif message_type == SERVER_ACK:
|
||||
seq = int.from_bytes(payload[:4], "big", signed=True)
|
||||
result["seq"] = seq
|
||||
if len(payload) >= 8:
|
||||
payload_size = int.from_bytes(payload[4:8], "big", signed=False)
|
||||
payload_msg = payload[8:]
|
||||
elif message_type == SERVER_ERROR_RESPONSE:
|
||||
code = int.from_bytes(payload[:4], "big", signed=False)
|
||||
result["code"] = code
|
||||
payload_size = int.from_bytes(payload[4:8], "big", signed=False)
|
||||
payload_msg = payload[8:]
|
||||
|
||||
if payload_msg is None:
|
||||
return result
|
||||
if message_compression == GZIP_COMPRESSION:
|
||||
payload_msg = gzip.decompress(payload_msg)
|
||||
if serialization_method == JSON_SERIALIZATION:
|
||||
payload_msg = json.loads(payload_msg.decode("utf-8"))
|
||||
else:
|
||||
payload_msg = payload_msg.decode("utf-8")
|
||||
result["payload_msg"] = payload_msg
|
||||
result["payload_size"] = payload_size
|
||||
|
||||
# 错误码处理
|
||||
if "code" in result:
|
||||
error_code = result["code"]
|
||||
error_message = ""
|
||||
|
||||
if error_code == 1000:
|
||||
error_message = "成功"
|
||||
elif error_code == 1001:
|
||||
error_message = "请求参数无效：请求参数缺失必需字段/字段值无效/重复请求"
|
||||
elif error_code == 1002:
|
||||
error_message = "无访问权限：token无效/过期/无权访问指定服务"
|
||||
elif error_code == 1003:
|
||||
error_message = "访问超频：当前appid访问QPS超出设定阈值"
|
||||
elif error_code == 1004:
|
||||
error_message = "访问超额：当前appid访问次数超出限制"
|
||||
elif error_code == 1005:
|
||||
error_message = "服务器繁忙：服务过载，无法处理当前请求"
|
||||
elif error_code == 1010:
|
||||
error_message = "音频过长：音频数据时长超出阈值"
|
||||
elif error_code == 1011:
|
||||
error_message = "音频过大：音频数据大小超出阈值"
|
||||
elif error_code == 1012:
|
||||
error_message = "音频格式无效：音频header有误/无法进行音频解码"
|
||||
elif error_code == 1013:
|
||||
error_message = "音频静音：音频未识别出任何文本结果"
|
||||
elif error_code >= 1020 and error_code <= 1022:
|
||||
error_message = "识别相关错误：需要重连"
|
||||
if error_code == 1020:
|
||||
error_message = "识别等待超时：等待下一包就绪超时"
|
||||
elif error_code == 1021:
|
||||
error_message = "识别处理超时：识别处理过程超时"
|
||||
elif error_code == 1022:
|
||||
error_message = "识别错误：识别过程中发生错误"
|
||||
else:
|
||||
error_message = "未知错误：未归类错误"
|
||||
|
||||
logger.bind(tag=TAG).debug(
|
||||
f"ASR错误: {error_message} (错误码: {error_code})"
|
||||
)
|
||||
|
||||
# 如果是识别相关错误，标记需要重连
|
||||
if error_code >= 1020 or error_code == 1001:
|
||||
result["need_reconnect"] = True
|
||||
|
||||
return result
|
||||
|
||||
async def close_session(self):
|
||||
"""关闭当前会话"""
|
||||
async with self._session_lock:
|
||||
if not self._session_started:
|
||||
logger.bind(tag=TAG).warning("尝试关闭未开始的会话")
|
||||
return
|
||||
|
||||
if self._session_finished:
|
||||
logger.bind(tag=TAG).warning(
|
||||
f"会话 {self._current_session_id} 已经关闭"
|
||||
)
|
||||
return
|
||||
|
||||
try:
|
||||
if self.asr_ws is not None:
|
||||
await self.asr_ws.close()
|
||||
except Exception as e:
|
||||
logger.bind(tag=TAG).warning(f"关闭WebSocket连接时发生错误: {e}")
|
||||
finally:
|
||||
self.asr_ws = None
|
||||
self._session_finished = True
|
||||
self._session_started = False
|
||||
self._current_session_id = None
|
||||
# 重置重连计数
|
||||
self.reconnect_count = 0
|
||||
|
||||
async def close(self):
|
||||
"""资源清理方法"""
|
||||
await self.close_session()
|
||||
@@ -52,6 +52,7 @@ class TTSProviderBase(ABC):
|
||||
)
|
||||
self.first_sentence_punctuations = (
|
||||
"，",
|
||||
"～",
|
||||
"~",
|
||||
"、",
|
||||
",",
|
||||
|
||||
Reference in New Issue
Block a user