无法在iOS 5中播放Android中录制的音频文件

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我正在开发支持iOS的 Android应用程序.我想录制音频&在Android和iOS设备中播放它.我正在使用以下设置在Android中录制音频
  1. MediaRecorder audioRecorder = new MediaRecorder();
  2. audioRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
  3. audioRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
  4. audioRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
  5. audioRecorder.setAudioSamplingRate(44100);
  6. audioRecorder.setAudioChannels(1);
  7. audioRecorder.setAudioEncodingBitRate(12800);
  8. audioRecorder.setOutputFile(<recordedSoundFilePath>);
  9. audioRecorder.prepare();
  10. audioRecorder.start();

在iOS端,设置如下

  1. //audioRecorder is object of AVAudioRecorder
  2.  
  3. NSMutableDictionary *recordSettings = [[NSMutableDictionary alloc] initWithCapacity:10];
  4. NSNumber *formatObject;
  5. formatObject = [NSNumber numberWithInt: kAudioFormatMPEG4AAC ];
  6.  
  7. [recordSettings setObject:formatObject forKey: AVFormatIDKey];
  8. [recordSettings setObject:[NSNumber numberWithFloat:44100.0] forKey: AVSampleRateKey];
  9. [recordSettings setObject:[NSNumber numberWithInt:1] forKey:AVNumberOfChannelsKey];
  10. [recordSettings setObject:[NSNumber numberWithInt:12800] forKey:AVEncoderBitRateKey];
  11. [recordSettings setObject:[NSNumber numberWithInt:16] forKey:AVLinearPCMBitDepthKey];
  12. [recordSettings setObject:[NSNumber numberWithInt: AVAudioQualityHigh] forKey: AVEncoderAudioQualityKey];
  13.  
  14. NSURL *soundFileURL = [NSURL fileURLWithPath:[self soundFilePath]];
  15.  
  16. NSError *error = nil;
  17. audioRecorder = [[ AVAudioRecorder alloc] initWithURL:soundFileURL settings:recordSettings error:&error];
  18.  
  19. if ([audioRecorder prepareToRecord] == YES){
  20. [audioRecorder record];
  21. }else {
  22. int errorCode = CFSwapInt32HostToBig ([error code]);
  23. NSLog(@"Error: %@ [%4.4s])",[error localizedDescription],(char*)&errorCode);
  24.  
  25. }

我可以录制音频&它在Android设备中正常播放.
现在问题是我可以在Android设备上播放iOS录制的音频,但iOS设备无法播放Android设备上录制的音频.它返回OSStatus错误1937337955.我搜索了这个错误,但我找不到任何东西.

谁能告诉我代码中出了什么问题?

任何形式的帮助都非常感谢.提前致谢.

解决方法

试试这个:
  1. audioRecorder.setAudioSource(MediaRecorder.AudioSource.DEFAULT);
  2. audioRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
  3. audioRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);

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