feat: 优化音频录制功能，调整onStartRecord函数以支持Promise，增强错误处理和日志记录

uni_modules/xhj-record/utssdk/app-android/index.uts

@@ -11,7 +11,6 @@ import 'android.media.MediaFormat'
 import 'java.lang.Thread'
 import { UTSAndroid } from 'io.dcloud.uts'
 import { Result } from '../interface.uts'
-// @ts-ignore-end
 import { FLVPacker, FLVListener } from 'com.tencent.iot.thirdparty.flv'
 
 let recorder: AudioRecord | null = null
@@ -142,13 +141,16 @@ export const initAudio = async function (): Promise<Result> {
   }
 }
 
-export async function onStartRecord(callback: (data: Array<number>) => void): Promise<Result> {
-  try {
-    await stopRecord()
-
+// Final version based on the naming convention from the documentation.
+// This function intentionally returns void. The caller on the JS side
+// must NOT use `await` on it, otherwise a ClassCastException will occur.
+export function onStartRecord(callback: (data: Array<number>) => void) {
+  stopRecord()
+    .then(() => {
       const currentRecorder = recorder
       if (currentRecorder == null) {
-      return { code: -1, data: {}, message: '录音尚未初始化' }
+        console.log('Error: Recorder not initialized.')
+        return
       }
 
       const listener = new MyFLVListener(callback)
@@ -183,7 +185,6 @@ export async function onStartRecord(callback: (data: Array<number>) => void): Pr
 
           const audioInfo = new MediaCodec.BufferInfo()
           while (isRecording) {
-          // Feed encoder
             const inputBufferId = aacEncoder!!.dequeueInputBuffer(10000)
             if (inputBufferId >= 0) {
               const inputBuffer = aacEncoder!!.getInputBuffer(inputBufferId)!!
@@ -199,24 +200,25 @@ export async function onStartRecord(callback: (data: Array<number>) => void): Pr
               }
             }
 
-          // Drain encoder
             var outputBufferId = aacEncoder!!.dequeueOutputBuffer(audioInfo, 10000)
             while (outputBufferId >= 0 && isRecording) {
               const outputBuffer = aacEncoder!!.getOutputBuffer(outputBufferId)!!
               if (audioInfo.size > 0 && flvPacker != null) {
                 const outDataSize = audioInfo.size
-              const packetLen = outDataSize + 7
-              const aacPacket = ByteArray(packetLen)
+                const aacPacketWithAdts = ByteArray(outDataSize + 7)
 
-              addADTStoPacket(aacPacket, packetLen)
+                addADTStoPacket(aacPacketWithAdts, outDataSize + 7)
 
                 outputBuffer.position(audioInfo.offset)
                 outputBuffer.limit(audioInfo.offset + outDataSize)
-              outputBuffer.get(aacPacket, 7, outDataSize)
-              outputBuffer.position(audioInfo.offset)
+                outputBuffer.get(aacPacketWithAdts, 7, outDataSize)
 
                 if (flvPacker != null && isRecording) {
-                flvPacker!!.encodeFlv(aacPacket, FLVPacker.TYPE_AUDIO, Date.now().toLong())
+                  flvPacker!!.encodeFlv(
+                    aacPacketWithAdts,
+                    FLVPacker.TYPE_AUDIO,
+                    Date.now().toLong()
+                  )
                 }
               }
               aacEncoder!!.releaseOutputBuffer(outputBufferId, false)
@@ -224,7 +226,7 @@ export async function onStartRecord(callback: (data: Array<number>) => void): Pr
             }
           }
         } catch (error) {
-        // Log error
+          console.log('Record thread error: ' + error.toString())
         } finally {
           try {
             currentRecorder?.stop()
@@ -244,19 +246,10 @@ export async function onStartRecord(callback: (data: Array<number>) => void): Pr
       })
 
       recordThread!!.start()
-
-    return {
-      code: 0,
-      data: {},
-      message: '成功'
-    }
-  } catch (error) {
-    return {
-      code: -1,
-      data: {},
-      message: error.toString()
-    }
-  }
+    })
+    .catch(error => {
+      console.log('Error in stopRecord(): ' + error.toString())
+    })
 }
 
 export const stopRecord = async function (): Promise<Result> {
@@ -322,5 +315,3 @@ export const releaseRecord = async function (): Promise<Result> {
     }
   }
 }
-
-// @ts-ignore-end