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

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();
  }
}

License

Apache License 2.0