decodeFromBuffer method

Future<MovieEntity> decodeFromBuffer(List<int> bytes)

Download animation file from buffer, and decode it.

Implementation

Future<MovieEntity> decodeFromBuffer(List<int> bytes) {
  TimelineTask? timeline;
  if (!kReleaseMode) {
    timeline = TimelineTask(
      filterKey: _filterKey,
    )..start(
        'DecodeFromBuffer',
        arguments: {
          'length': bytes.length,
        },
      );
  }

  final inflatedBytes = archive.ZLibDecoder().decodeBytes(bytes);
  if (timeline != null) {
    timeline.instant(
      'MovieEntity.fromBuffer()',
      arguments: {
        'inflatedLength': inflatedBytes.length,
      },
    );
  }

  final movie = MovieEntity.fromBuffer(inflatedBytes);
  if (timeline != null) {
    timeline.instant(
      'prepareResources()',
      arguments: {
        'images': movie.images.keys.join(','),
      },
    );
  }

  return _prepareResources(
    _processShapeItems(movie),
    timeline: timeline,
  ).whenComplete(
    () {
      if (timeline != null) {
        timeline.finish();
      }
    },
  );
}