Android 调用系统相册，选择音频，视频，图片

SelectMediaUtil

package com.example.mediacodectest.utils;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;

import static android.app.Activity.RESULT_OK;

public class SelectMediaUtil {

    private final int REQUEST_CODE_SELECT = 112;

    private String path;
    private Activity activity;

    private SelectType selectType = SelectType.video;

    public enum SelectType {
    	audio(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, MediaStore.Audio.Media.DATA),
        video(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, MediaStore.Video.Media.DATA),
        image(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, MediaStore.Images.Media.DATA);

        Uri externalContentUri;
        String data;

        SelectType(Uri externalContentUri, String data) {
            this.externalContentUri = externalContentUri;
            this.data = data;
        }
    }

    public void select(Activity activity, SelectType selectType) {
        this.activity = activity;
        this.selectType = selectType;
        Intent i = new Intent(Intent.ACTION_PICK, selectType.externalContentUri);
        activity.startActivityForResult(i, REQUEST_CODE_SELECT);
    }

    public String onActivityResult(int requestCode, int resultCode, Intent data) {

        if (requestCode == REQUEST_CODE_SELECT && resultCode == RESULT_OK && null != data) {
            Uri uri = data.getData();
            String[] filePathColumn = {selectType.data};

            Cursor cursor = activity.getContentResolver().query(uri,
                    filePathColumn, null, null, null);
            cursor.moveToFirst();

            int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
            path = cursor.getString(columnIndex);
            cursor.close();
        }

        return path;
    }

}

Main

    private void selectVideo() {
        Log.d(TAG, "selectVideo: ");
        selectMediaUtil.select(this, SelectMediaUtil.SelectType.video);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        videoPath = selectMediaUtil.onActivityResult(requestCode, resultCode, data);
        Log.e(TAG, "onActivityResult: videoPath=" + videoPath);
    }

2020-04-21 15:14:41.073 31194-31194/com.example.mediacodectest E/MainActivity: onActivityResult: videoPath=/storage/emulated/0/DCIM/Camera/03f6af990771fcef955bf297728b31e8.mp4
2020-04-21 15:16:14.882 31576-31576/com.example.mediacodectest E/MainActivity: onActivityResult: videoPath=/storage/emulated/0/DCIM/Camera/IMG_20190507_173104.jpg