hi horizontal video frame issue

[jesuasir007]

video not fit in the two row in swift 5

[jesuasir007]

DPVideoMerger().parallelMergeVideos(withFileURLs: durl, videoResolution: CGSize(width: 1000, height: 900),isRepeatVideo: true, videoQuality: AVAssetExportPresetHighestQuality,alignment: .horizontal)

I have tried the top and bottom video not same size and not fit in the screen can please fix it.