feat(azure_speech): 公开setSpeechParams方法并设置默认语音参数

fix(agent_service):将agent模块的tts提高25%的播报速度

将iOS和Android平台的setSpeechParams方法从private改为public
在agent_service中调用setSpeechParams设置默认语音参数
添加Flutter插件接口支持设置语音参数

local_plugins/agent_service/android/src/main/kotlin/com/yunqiinnovation/agent_service/AgentService.kt

@@ -401,6 +401,7 @@ object AgentService : CoroutineScope {
             if (!success) {
                 Log.e(TAG, "Bytedance TTS服务初始化失败")
             } else {
+                ttsService?.setSpeechParams(rate = 25, pitch = 0, volume = 100)
                 val voiceName = getTtsVoiceNameByAsrCode(ttsLanguage)
                 if (voiceName.isNotEmpty()) {
                     ttsService?.setVoice(voiceName)
@@ -1394,6 +1395,7 @@ object AgentService : CoroutineScope {
         restartIdleCheck() // 状态变化，重启检测
 
         // 直接调用TTS，无需协程包装
+        ttsService?.setSpeechParams(rate = 25, pitch = 0, volume = 100)
         ttsService?.speakOnce(text)
     }
 

local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift

@@ -343,6 +343,7 @@ class AgentServiceImpl: NSObject {
         }
         
         _ = azureTtsHelper?.setVoice(getTtsVoiceNameByAsrCode(primaryLanguage))
+        _ = azureTtsHelper?.setSpeechParams(rate: 25, pitch: 0, volume: 100)
         
         return true
     }
@@ -604,6 +605,7 @@ class AgentServiceImpl: NSObject {
             return false
         }
         
+        _ = azureTtsHelper?.setSpeechParams(rate: 25, pitch: 0, volume: 100)
         return azureTtsHelper?.speakOnce(sessionid:sessionid,text) ?? false
     }
     

local_plugins/azure_speech/android/src/main/kotlin/com/yunqiinnovation/azure_speech/AzureSpeechPlugin.kt

@@ -668,6 +668,7 @@ class AzureSpeechPlugin : BleService.Callback, FlutterPlugin {
                 "initialize" -> {
                     val subscriptionKey = call.argument<String>("subscriptionKey") ?: ""
                     val region = call.argument<String>("region") ?: ""
+                    val language = call.argument<String>("language") ?: "zh-CN"
                     val useCustomAudioOutput =
                         call.argument<Boolean>("useCustomAudioOutput") ?: false
 
@@ -677,7 +678,7 @@ class AzureSpeechPlugin : BleService.Callback, FlutterPlugin {
                             ttsAppId = "", // Azure TTS不需要appId
                             ttsAppToken = subscriptionKey,
                             ttsResource = region,
-                            language = "zh-CN"
+                            language = language
                         )
 
                         // 如果初始化成功且需要使用自定义音频输出，则设置自定义音频播放器
@@ -703,6 +704,13 @@ class AzureSpeechPlugin : BleService.Callback, FlutterPlugin {
                     }
                 }
 
+                "setSpeechParams" -> {
+                    val rate = call.argument<Int>("rate") ?: 0
+                    val pitch = call.argument<Int>("pitch") ?: 0
+                    val volume = call.argument<Int>("volume") ?: 100
+                    result.success(azureTtsHelper.setSpeechParams(rate = rate, pitch = pitch, volume = volume))
+                }
+
                 "setVoice" -> {
                     val voiceName = call.argument<String>("voiceName")
                         ?: return result.error("INVALID_ARGUMENTS", "语音名称不能为空", null)

local_plugins/azure_speech/android/src/main/kotlin/com/yunqiinnovation/azure_speech/AzureTtsHelper.kt

@@ -437,7 +437,7 @@ class AzureTtsHelper(private val context: Context) : ITtsService {
     /**
      * 设置语音参数
      */
-    private fun setSpeechParams(rate: Int = 0, pitch: Int = 0, volume: Int = 100): Boolean {
+    fun setSpeechParams(rate: Int = 0, pitch: Int = 0, volume: Int = 100): Boolean {
         if (!isInitialized) return false
 
         try {
@@ -762,4 +762,4 @@ class AzureTtsHelper(private val context: Context) : ITtsService {
      * 是否正在播放
      */
     fun isSpeaking(): Boolean = isSpeaking
-} 
+} 

local_plugins/azure_speech/ios/azure_speech/Sources/azure_speech/AzureSpeechPlugin.swift

@@ -631,6 +631,18 @@ private func sendAstEvent(_ event: [String: Any]) {
             
             let success = azureTtsHelper.setVoice(voiceName)
             result(success)
+
+        case "setSpeechParams":
+            guard let args = call.arguments as? [String: Any] else {
+                result(FlutterError(code: "INVALID_ARGUMENTS", message: "参数不能为空", details: nil))
+                return
+            }
+            
+            let rate = args["rate"] as? Int ?? 0
+            let pitch = args["pitch"] as? Int ?? 0
+            let volume = args["volume"] as? Int ?? 100
+            let success = azureTtsHelper.setSpeechParams(rate: rate, pitch: pitch, volume: volume)
+            result(success)
             
         case "speakText":
             guard let args = call.arguments as? [String: Any],
@@ -1366,5 +1378,3 @@ private class AsrCallbackWrapper: AzureAsrHelper.ContinuousRecognizeCallback {
         ])
     }
 }
-
-

local_plugins/azure_speech/ios/azure_speech/Sources/azure_speech/AzureTtsHelper.swift

@@ -645,7 +645,7 @@ public class AzureTtsHelper: NSObject, ITtsService {
     /**
      * 设置语音参数
      */
-    private func setSpeechParams(rate: Int = 0, pitch: Int = 0, volume: Int = 100) -> Bool {
+    public func setSpeechParams(rate: Int = 0, pitch: Int = 0, volume: Int = 100) -> Bool {
         currentRate = rate >= 0 ? "+\(rate)%" : "\(rate)%"
         currentPitch = pitch >= 0 ? "+\(pitch)%" : "\(pitch)%"
         currentVolume = "\(min(max(volume, 0), 100))%"