android视频录制MediaStore.ACTION_VIDEO_CAPTURE

调用系统组件

申请权限AndroidManifest.xml

 

SystemVedioActivity.java

package com.example.a20200712;

import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Log;
import android.view.View;
import android.widget.Toast;

import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import java.io.File;
import java.io.IOException;

public class SystemVedioActivity extends AppCompatActivity {

    private final int VIDEO_WITH_CAMERA = 1001;
    //自定义
    private final int REQUEST_CODE_CAMERA = 1003;
    private final int REQUEST_CODE_WRITE_EXTERNAL_STORAGE = 1004;

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.system_vedio_layout);
    }

    public void systemVedioRecord(View view){
        requestPermission();
        Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
        //设置视频录制的最长时间
        intent.putExtra(MediaStore.EXTRA_DURATION_LIMIT, 10);
        //设置视频录制的画质
        intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1);
        startActivityForResult(intent, VIDEO_WITH_CAMERA);


    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        try {
            if (resultCode == Activity.RESULT_OK && requestCode == VIDEO_WITH_CAMERA) {
                Uri uri = data.getData();
                Log.e("mw", "onActivityResult: " + uri.toString());
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }



    /**
     * 权限动态申请
     */
    public void requestPermission() {

        // checkSelfPermission 判断是否已经申请了此权限
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
                != PackageManager.PERMISSION_GRANTED ||
                ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
                        != PackageManager.PERMISSION_GRANTED) {
            //如果应用之前请求过此权限但用户拒绝了请求，shouldShowRequestPermissionRationale将返回 true。
            if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                    Manifest.permission.CAMERA)) {

            } else {
                // ActivityCompat.requestPermissions(this,new String[]{Manifest.permission.CAMERA}, REQUEST_CODE_CAMERA);
                ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CAMERA
               }, REQUEST_CODE_WRITE_EXTERNAL_STORAGE);
            }
        }
    }

    /**
     * 申请结果返回
     * @param requestCode
     * @param permissions
     * @param grantResults
     */
    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == REQUEST_CODE_CAMERA || requestCode == REQUEST_CODE_WRITE_EXTERNAL_STORAGE) {
            for (int i = 0; i < permissions.length; i++) {
                if (grantResults[i] == PackageManager.PERMISSION_GRANTED) {
                    Toast.makeText(this, "" + "权限" + permissions[i] + "申请成功", Toast.LENGTH_SHORT).show();
                } else {
                    Toast.makeText(this, "" + "权限" + permissions[i] + "申请失败", Toast.LENGTH_SHORT).show();
                }
            }
        }
    }

}

system_vedio_layout.xml