build method

Implementation

Future<ConcatBuilder> build() async {
  await TruvideoVideoSdk.concatVideos(
    videoUris: filePaths,
    outputPath: resultPath,
    onResult: (res) {
      if (res != null) _concatData = VideoRequestDetails.fromJsonString(res);
    },
    onError: (err) {
      throw Exception('Concat build failed: $err');
    },
  );
  return this;
}