Kakapos 1.0.1

Kakapos 1.0.1

Maintained by 77.

Kakapos 1.0.1

  • By
  • Condy


CocoaPods Compatible Platform

Kakapos is a video add filter tool that supports network and local urls, as well as album videos.

Support macOS, iOS, tvOS and watchOS.


  • Set the conversion video storage sandbox link.
// Creating temp path to save the converted video
let outputURL: URL = {
    let documents = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask)[0]
    let outputURL = documents.appendingPathComponent("condy_exporter_video.mp4")
    // Check if the file already exists then remove the previous file
    if FileManager.default.fileExists(atPath: outputURL.path) {
        do {
            try FileManager.default.removeItem(at: outputURL)
        } catch {
            //completionHandler(nil, error)
    return outputURL
  • Create the video exporter provider.
let provider = ExporterProvider.init(with: ``URL Link``)


let provider = ExporterProvider.init(with: ``AVAsset``)
  • Convert video and add filters, convert buffer.
let filters: [C7FilterProtocol] = [
    C7Flip(horizontal: true, vertical: false),
    C7ColorConvert(with: .gray),
    C7SoulOut(soul: 0.3),
    MPSGaussianBlur(radius: 5),

/// Export the video after add the filter.
/// - Parameters:
///   - provider: Configure export information.
///   - filtering: Filters work to filter pixel buffer.
///   - complete: The conversion is complete, including success or failure.
Exporter.export(provider: provider, filtering: { buffer in
    let dest = BoxxIO(element: buffer, filters: filters)
    return try? dest.output()
}, complete: { res _ in
    // do somthing..


  • If you want to import video exporter module, you need in your Podfile:
pod 'Kakapos'
  • If you want to import metal filter module, you need in your Podfile:
pod 'Harbeth'

Swift Package Manager

Swift Package Manager is a tool for managing the distribution of Swift code. It’s integrated with the Swift build system to automate the process of downloading, compiling, and linking dependencies.

Xcode 11+ is required to build Kakapos using Swift Package Manager.

To integrate Harbeth into your Xcode project using Swift Package Manager, add it to the dependencies value of your Package.swift:

dependencies: [
    .package(url: "https://github.com/yangKJ/Kakapos.git", branch: "master"),


The general process is almost like this, the Demo is also written in great detail, you can check it out for yourself.🎷


Tip: If you find it helpful, please help me with a star. If you have any questions or needs, you can also issue.


About the author


Harbeth is available under the MIT license. See the LICENSE file for more info.