image_gallery_saver_plus 4.0.1

A Flutter plugin for saving images to the gallery. iOS needs to add the following keys to your Info.plist file.

image_gallery_saver_plus

An updated plugin enables users to download and save images and videos directly to their gallery, with enhanced performance, improved media organization features, and better compatibility across various devices.

Usage

To use this plugin, add image_gallery_saver_plus as a dependency in your pubspec.yaml file. For example:

dependencies:
  image_gallery_saver_plus: ^4.0.1

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iOS

Your project need create with swift. Add the following keys to your Info.plist file, located in

<key>NSPhotoLibraryAddUsageDescription</key>
<string>We need permission to save photos and videos to your library for your convenience.</string>

<key>NSPhotoLibraryUsageDescription</key>
<string>We need permission to access your photo library to view and select your photos and videos.</string>

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Android

You need to ask for storage permission to save an image to the gallery. You can handle the storage permission using flutter_permission_handler. In Android version 10, Open the manifest file and add this line to your application tag

<application android:requestLegacyExternalStorage="true" .....>

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Example

Saving an image from the internet, quality and name is option

  _saveLocalImage() async {
    RenderRepaintBoundary boundary =
        _globalKey.currentContext!.findRenderObject() as RenderRepaintBoundary;
    ui.Image image = await boundary.toImage();
    ByteData? byteData =
        await (image.toByteData(format: ui.ImageByteFormat.png));
    if (byteData != null) {
      final result =
          await ImageGallerySaverPlus.saveImage(byteData.buffer.asUint8List());
      print(result);
    }
  }
  
  _saveNetworkImage() async {
    var response = await Dio().get(
        "https://ss0.baidu.com/94o3dSag_xI4khGko9WTAnF6hhy/image/h%3D300/sign=a62e824376d98d1069d40a31113eb807/838ba61ea8d3fd1fc9c7b6853a4e251f94ca5f46.jpg",
        options: Options(responseType: ResponseType.bytes));
    final result = await ImageGallerySaverPlus.saveImage(
        Uint8List.fromList(response.data),
        quality: 60,
        name: "hello");
    print(result);
  }

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Saving file(ig: video/gif/others) from the internet

  _saveNetworkGifFile() async {
    var appDocDir = await getTemporaryDirectory();
    String savePath = appDocDir.path + "/temp.gif";
    String fileUrl =
        "https://hyjdoc.oss-cn-beijing.aliyuncs.com/hyj-doc-flutter-demo-run.gif";
    await Dio().download(fileUrl, savePath);
    final result =
        await ImageGallerySaverPlus.saveFile(savePath, isReturnPathOfIOS: true);
    print(result);
  }

  _saveNetworkVideoFile() async {
    var appDocDir = await getTemporaryDirectory();
    String savePath = appDocDir.path + "/temp.mp4";
    String fileUrl =
        "https://s3.cn-north-1.amazonaws.com.cn/mtab.kezaihui.com/video/ForBiggerBlazes.mp4";
    await Dio().download(fileUrl, savePath, onReceiveProgress: (count, total) {
      print((count / total * 100).toStringAsFixed(0) + "%");
    });
    final result = await ImageGallerySaverPlus.saveFile(savePath);
    print(result);
  }

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