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mvimg

A library for handle mvimg.

The file type used in some android device. It like livephoto in iphone.

The file is composed of two files, jpg and mp4.

Usually, the jpg name is MVIMG_XXXXX.jpg. Or, the name is xxxx.MP.jpg.

For information about their differences, please refer here, or view the xap file in assets.

Usage

Add dependency

dependencies:
  mvimg: ^1.0.0

Code

For pure dart

The mvimg package is pure dart, so you can use it in flutter or other dart project.

See the example for more details.

import 'dart:io';

import 'package:buff/buff_io.dart';
import 'package:mvimg/mvimg.dart';

void main() {
  final mvimg = Mvimg(FileBufferInput.fromPath('assets/test.jpg'));
  mvimg.decode();
  try {
    if (!mvimg.isMvimg()) {
      print('not mvimg');
      return;
    }

    final img = mvimg.getImageBytes();
    final video = mvimg.getVideoBytes();

    final videoOutputPath = 'assets/split/output.mp4';
    final imgOutputPath = 'assets/split/output.jpg';

    final videoFile = File(videoOutputPath);
    final imgFile = File(imgOutputPath);

    videoFile.createSync(recursive: true);
    imgFile.createSync(recursive: true);

    videoFile.writeAsBytesSync(video);
    imgFile.writeAsBytesSync(img);
  } finally {
    mvimg.dispose();
  }
}

For flutter

You can see the flutter example to learn how to use it in flutter.

The main.dart of flutter.

License

Apache License 2.0