feat: 初始化 iOS 远程控制端项目

webrtc_controller_ios/web_rtc_controller_ios/Views/SelfCodecDisplayView.swift

@@ -0,0 +1,39 @@
+import UIKit
+import SwiftUI
+import AVFoundation
+
+/// UIKit 视图：以 AVSampleBufferDisplayLayer 为 backing layer，
+/// 用于渲染"自编码"模式下的 H.264 硬解画面（对应 Android 端的 SurfaceView）。
+final class SampleBufferDisplayView: UIView {
+
+    override class var layerClass: AnyClass {
+        AVSampleBufferDisplayLayer.self
+    }
+
+    var sampleBufferLayer: AVSampleBufferDisplayLayer {
+        layer as! AVSampleBufferDisplayLayer
+    }
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        sampleBufferLayer.videoGravity = .resizeAspect
+        backgroundColor = .black
+    }
+
+    required init?(coder: NSCoder) {
+        super.init(coder: coder)
+        sampleBufferLayer.videoGravity = .resizeAspect
+        backgroundColor = .black
+    }
+}
+
+/// SwiftUI 包装
+struct SelfCodecDisplayViewRepresentable: UIViewRepresentable {
+    let view: SampleBufferDisplayView
+
+    func makeUIView(context: Context) -> SampleBufferDisplayView {
+        view
+    }
+
+    func updateUIView(_ uiView: SampleBufferDisplayView, context: Context) {}
+}