1、依赖：
implementation 'com.github.LuckSiege.PictureSelector:picture_library:v2.2.4'
2、配置：
allprojects {repositories {google()jcenter()maven { url 'https://jitpack.io' }}}
<uses-permission android:name="android.permission.INTERNET" />
3、应用：
List<LocalMedia> list=new ArrayList<>();for (int i=0;i<5;i++){LocalMedia media=new LocalMedia();String url="https://zhongshop.oss-cn-/21a1d4901770c52f5af32dc69e4601f4.png";media.setPath(url);list.add(media);}PictureSelector.create(this).themeStyle(R.style.picture_default_style).openExternalPreview(0, list);选择器：private void initSelector(){PictureSelector.create(this).openGallery(PictureConfig.TYPE_IMAGE).imageSpanCount(4)// 每行显示个数 int.maxSelectNum(1).selectionMode(PictureConfig.SINGLE)// 多选 or 单选 PictureConfig.MULTIPLE or PictureConfig.SINGLE.previewImage(true)// 是否可预览图片 true or false.isCamera(true)// 是否显示拍照按钮 true or false.imageFormat(PictureMimeType.JPEG)// 拍照保存图片格式后缀,默认jpeg.isZoomAnim(true)// 图片列表点击 缩放效果 默认true.setOutputCameraPath(Const.IMG_PATH)// 自定义拍照保存路径,可不填.enableCrop(true)// 是否裁剪 true or press(true)// 是否压缩 true or false//.compressSavePath(Const.IMG_PATH)//压缩图片保存地址.freeStyleCropEnabled(true)// 裁剪框是否可拖拽 true or false.showCropGrid(true)// 是否显示裁剪矩形网格 圆形裁剪时建议设为false true or false.forResult(PictureConfig.CHOOSE_REQUEST);//结果回调onActivityResult code}@Overrideprotected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {super.onActivityResult(requestCode, resultCode, data);if (resultCode == -1 && data != null) {switch (requestCode) {case 100:break;case PictureConfig.CHOOSE_REQUEST:List<LocalMedia> selectList = PictureSelector.obtainMultipleResult(data);myAdapter.notifyDataSetChanged();//Glide.with(MerchantLicenseActivity.this).load(selectList.get(0).getCompressPath()).into(iv_license);uploadImg(selectList.get(0).getCompressPath());break;}}}
