From 2b51baa1981fb445b938e64bdce539e58fe70264 Mon Sep 17 00:00:00 2001
From: Runt <qingingrunt2010@qq.com>
Date: Sat, 26 Jul 2025 13:17:14 +0000
Subject: [PATCH] 小窗缩放， 相机转小窗显示 小窗旋转，相机画面旋转 关闭按钮优化
---
LiveProject/views/VideoRendererView.swift | 43 ++++++++++++++++++++++++++++++++-----------
1 files changed, 32 insertions(+), 11 deletions(-)
diff --git a/LiveProject/views/VideoRendererView.swift b/LiveProject/views/VideoRendererView.swift
index f3b0341..79a63a1 100644
--- a/LiveProject/views/VideoRendererView.swift
+++ b/LiveProject/views/VideoRendererView.swift
@@ -8,18 +8,39 @@
import MetalKit
struct VideoRendererView: UIViewRepresentable {
- let renderer: MetalRenderer // 自定义 Metal 渲染器，支持传入 RGBA/YUV 数据帧
+ @Binding var pixelBuffer: CVPixelBuffer?
+ @Binding var rotate:Int?;
- func makeUIView(context: Context) -> MTKView {
- let mtkView = MTKView()
- mtkView.device = MTLCreateSystemDefaultDevice()
- mtkView.framebufferOnly = false
- mtkView.enableSetNeedsDisplay = false
- mtkView.isPaused = true
- mtkView.delegate = renderer
- renderer.setup(view: mtkView)
- return mtkView
+ //用 Coordinator 缓存实例
+ func makeCoordinator() -> Coordinator {
+ return Coordinator()
}
- func updateUIView(_ uiView: MTKView, context: Context) {}
+ func makeUIView(context: Context) -> MTKView {
+ return context.coordinator.mtkView
+ }
+
+ func updateUIView(_ uiView: MTKView, context: Context) {
+ if let buffer = pixelBuffer {
+ //print("updateUIView")
+ context.coordinator.renderer.display(pixelBuffer: buffer)
+ }
+ if let angle = rotate{
+ //print("updateUIView rotate \(angle)")
+ context.coordinator.renderer.updateRotate(angle: angle)
+ }
+ }
+
+
+ class Coordinator {
+ let mtkView: MTKView
+ let renderer: MetalRenderer
+
+ init() {
+ print("📦 MetalRendererWrapper 初始化了")
+ mtkView = MTKView()
+ renderer = MetalRenderer(mtkView: mtkView)
+ }
+ }
}
+
--
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