小编Gin*_*nso的帖子

我尝试一次录制2种不同分辨率的视频.有时一切顺利,有时应用程序似乎陷入2 MediaRecorders的stop()方法.有人可以查看我的代码,我做错了吗？

package com.example.android.videorecording;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Intent;

import android.hardware.camera2.params.StreamConfigurationMap;
import android.media.MediaCodec;
import android.media.MediaRecorder;
import android.os.Bundle;
import android.hardware.camera2.*;
import android.os.Environment;
import android.util.Size;
import android.view.Surface;
import android.view.View;
import android.widget.Button;

import java.io.File;
import java.util.ArrayList;
import java.util.List;


public class MainActivity extends Activity {
    CameraDevice mCamera;
    MediaRecorder mMediaRecorderLow = new MediaRecorder();
    MediaRecorder mMediaRecorderHigh = new MediaRecorder();
    CaptureRequest mCaptureRequest;
    CameraCaptureSession mSession;
    boolean recording = false;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        CameraManager manager = (CameraManager) getSystemService(CAMERA_SERVICE);



        File dir = new File(Environment.getExternalStorageDirectory().getAbsolutePath() …