我已经用 android AudioRecord 录制了语音,我想将其转换为 ogg vorbis,因为它是无专利的。我尝试了 vorbis-java beta,但它似乎不起作用或者我犯了一些错误。
这是我的代码:
int frequency = 44100;
int channel = AudioFormat.CHANNEL_IN_STEREO;
int mAudioSource = MediaRecorder.AudioSource.MIC;
int mAudioEncoder = AudioFormat.ENCODING_PCM_16BIT;
try {
final File outputFile = new File(mOutputPath);
DataOutputStream dos = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(outputFile)));
int bufferSize = AudioRecord.getMinBufferSize(frequency, channel, mAudioEncoder);
AudioRecord audioRecord = new AudioRecord(mAudioSource, frequency, channel, mAudioEncoder, bufferSize);
short[] buffer = new short[bufferSize];
audioRecord.startRecording();
while (isRecordStart) {
int bufferReadResult = audioRecord.read(buffer, 0, bufferSize);
for(int i = 0; i < bufferReadResult; i++) {
dos.writeShort(buffer[i]);
}
}
audioRecord.stop();
dos.close();
}
catch (FileNotFoundException e) {
e.printStackTrace();
}
catch (IOException e) {
e.printStackTrace();
}
我将其保存到扩展名为 wav 的文件中,并使用 vorbis-java 的示例进行编码,但输出仅为 zzz.......
如何在android中将其编码为ogg vorbis?