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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| // | ||
| // AVPIPKitRenderer.swift | ||
| // PIPKit | ||
| // | ||
| // Created by Kofktu on 2022/01/08. | ||
| // | ||
|
|
||
| import Foundation | ||
| import Combine | ||
| import UIKit | ||
|
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| @available(iOS 15.0, *) | ||
| public protocol AVPIPKitRenderer { | ||
|
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| var policy: AVPIPKitRenderPolicy { get } | ||
| var renderPublisher: AnyPublisher<UIImage, Never> { get } | ||
|
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| func start() | ||
| func stop() | ||
|
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| } | ||
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| @available(iOS 15.0, *) | ||
| final class AVPIPUIKitRenderer: AVPIPKitRenderer { | ||
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| let policy: AVPIPKitRenderPolicy | ||
| var renderPublisher: AnyPublisher<UIImage, Never> { | ||
| render.eraseToAnyPublisher() | ||
| } | ||
|
|
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| private var isRunning: Bool = false | ||
| private weak var targetView: UIView? | ||
| private var displayLink: CADisplayLink? | ||
| private let render = PassthroughSubject<UIImage, Never>() | ||
|
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| deinit { | ||
| stop() | ||
| } | ||
|
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| init(targetView: UIView, policy: AVPIPKitRenderPolicy) { | ||
| self.targetView = targetView | ||
| self.policy = policy | ||
| } | ||
|
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| func start() { | ||
| if isRunning { | ||
| return | ||
| } | ||
|
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| isRunning = true | ||
| onRender() | ||
|
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| guard case .preferredFramesPerSecond(let preferredFramesPerSecond) = policy else { | ||
| return | ||
| } | ||
|
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| displayLink = CADisplayLink(target: self, selector: #selector(onRender)) | ||
| displayLink?.preferredFrameRateRange = CAFrameRateRange(minimum: 1, maximum: Float(preferredFramesPerSecond), preferred: 0) | ||
| displayLink?.add(to: .main, forMode: .default) | ||
| } | ||
|
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| func stop() { | ||
| guard isRunning else { | ||
| return | ||
| } | ||
|
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| displayLink?.invalidate() | ||
| displayLink = nil | ||
| isRunning = false | ||
| } | ||
|
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| // MARK: - Private | ||
| @objc private func onRender() { | ||
| guard let targetView = targetView else { | ||
| stop() | ||
| return | ||
| } | ||
|
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| render.send(targetView.uiImage) | ||
| } | ||
|
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| } | ||
|
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| @available(iOS 15.0, *) | ||
| private extension UIView { | ||
|
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| var uiImage: UIImage { | ||
| UIGraphicsImageRenderer(bounds: bounds).image { context in | ||
| layer.render(in: context.cgContext) | ||
| } | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| // | ||
| // AVPIPKitUsable+UIKit.swift | ||
| // PIPKit | ||
| // | ||
| // Created by Kofktu on 2022/01/08. | ||
| // | ||
|
|
||
| import Foundation | ||
| import UIKit | ||
|
|
||
| @available(iOS 15.0, *) | ||
| public protocol AVPIPUIKitUsable: AVPIPKitUsable { | ||
|
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| var pipTargetView: UIView { get } | ||
| var renderPolicy: AVPIPKitRenderPolicy { get } | ||
|
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| } | ||
|
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| @available(iOS 15.0, *) | ||
| public extension AVPIPUIKitUsable { | ||
|
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| var renderPolicy: AVPIPKitRenderPolicy { | ||
| .preferredFramesPerSecond(UIScreen.main.maximumFramesPerSecond) | ||
| } | ||
|
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| var renderer: AVPIPKitRenderer { | ||
| AVPIPUIKitRenderer(targetView: pipTargetView, policy: renderPolicy) | ||
| } | ||
|
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| } | ||
|
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| @available(iOS 15.0, *) | ||
| public extension AVPIPUIKitUsable where Self: UIViewController { | ||
|
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| var pipTargetView: UIView { view } | ||
|
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| func startPictureInPicture() { | ||
| setupIfNeeded() | ||
| videoController?.start() | ||
| } | ||
|
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| func stopPictureInPicture() { | ||
| assert(videoController != nil) | ||
| videoController?.stop() | ||
| } | ||
|
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| // MARK: - Private | ||
| private func setupIfNeeded() { | ||
| guard videoController == nil else { | ||
| return | ||
| } | ||
|
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| videoController = createVideoController() | ||
| } | ||
|
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| } | ||
|
|
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| @available(iOS 15.0, *) | ||
| public extension AVPIPUIKitUsable where Self: UIView { | ||
|
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| var pipTargetView: UIView { self } | ||
|
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| func startPictureInPicture() { | ||
| setupIfNeeded() | ||
| videoController?.start() | ||
| } | ||
|
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| func stopPictureInPicture() { | ||
| assert(videoController != nil) | ||
| videoController?.stop() | ||
| } | ||
|
|
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| // MARK: - Private | ||
| private func setupIfNeeded() { | ||
| guard videoController == nil else { | ||
| return | ||
| } | ||
|
|
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| videoController = createVideoController() | ||
| } | ||
|
|
||
| } |
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