[英]I want to convert my 3gp audio file to .wav formate
我想將我的 3gp 音頻轉換為 .wav 格式。 我用 ffmpeg 來轉換那個。 因為它顯示成功沒有收到任何錯誤。 但我無法獲得最終的輸出文件。 請幫我解決這個問題。
這是我的代碼。
sampleDir = new File(Environment.getExternalStorageDirectory().getAbsolutePath(), "/OfficeRecordings/");
if (!sampleDir.exists()) {
sampleDir.mkdirs();
}
outputFile = sampleDir+"/"+"sample_record.3gp";
finalFile = sampleDir+"/"+"final_record.wav";
final String[] cmd = new String[]{"-y", "-i", outputFile, finalFile};
execFFmpegBinary(cmd);
private void execFFmpegBinary(final String[] command) {
FFmpeg ffmpeg = FFmpeg.getInstance(this);
try {
FFmpeg.getInstance(MainActivity.this).loadBinary(new FFmpegLoadBinaryResponseHandler() {
@Override
public void onStart() {
Log.e("start",".......");
}
@Override
public void onSuccess() {
Log.e("success",".......");
}
@Override
public void onFailure() {
Log.e("fail",".......");
}
@Override
public void onFinish() {
Log.e("finish",".......");
}
});
} catch (FFmpegNotSupportedException e) {
e.printStackTrace();
}
在嘗試了很多方法之后。 我得到了它工作正常的解決方案。
最終 FFmpeg ffmpeg = FFmpeg.getInstance(this);
try {
ffmpeg.loadBinary(new LoadBinaryResponseHandler() {
@Override
public void onStart() {
Log.d("audio", "starting to load binary");
}
@Override
public void onFailure() {
Log.d("audio", "failed to load binary");
}
@Override
public void onSuccess() {
Log.d("audio", "loaded binary");
try {
ffmpeg.execute(cmd, new ExecuteBinaryResponseHandler() {
@Override
public void onStart() {
Log.d("audio", " starting to get audio " + "");
}
@Override
public void onProgress(String message) {
Log.d("audio", " progress getting audio from ");
}
@Override
public void onFailure(String message) {
Log.d("audio", " failed to get audio ");
}
@Override
public void onSuccess(String message) {
Log.d("audio", " success getting audio from video");
}
@Override
public void onFinish() {
}
});
} catch (FFmpegCommandAlreadyRunningException e) {
e.printStackTrace();
}
}
@Override
public void onFinish() {
}
});
} catch (FFmpegNotSupportedException e) {
// Handle if FFmpeg is not supported by device
}
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