var edit = VideoEdit()
edit.isMuted = true
edit.speedRate = 0.5
edit.croppingPreset = .landscape
edit.trimPositions = (
    CMTime(value: 2, timescale: 1),
    CMTime(value: 6, timescale: 1)
)

editor.apply(edit: videoEdit, to: asset)
    .map { result -> AVPlayerItem? in
        let item = AVPlayerItem(asset: result.asset)
        item.videoComposition = result.videoComposition
        return item
    }
    .replaceError(with: nil)
    .sink { [weak self] item in
        self?.player.replaceCurrentItem(with: item)
    }

editor.apply(edit: videoEdit, to: asset)
    .flatMap { result in
        result.export(to: outputUrl)
    }.sink { result in
        print("Failed to save edited video at \(outputUrl.path). Error: \(result)")
    } receiveValue: { _ in
        print("Successfully saved edited video at \(outputUrl.path)")
    }