From 7b3ecfffc59d2d980d9f7628365b64c20fe015be Mon Sep 17 00:00:00 2001
From: Runt <qingingrunt2010@qq.com>
Date: Sun, 27 Jul 2025 09:42:03 +0000
Subject: [PATCH] 多个小窗缩放问题修复
---
LiveProject/activity/stream/LiveActivity.swift | 256 +++++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 237 insertions(+), 19 deletions(-)
diff --git a/LiveProject/activity/stream/LiveActivity.swift b/LiveProject/activity/stream/LiveActivity.swift
index d6faae2..3798276 100644
--- a/LiveProject/activity/stream/LiveActivity.swift
+++ b/LiveProject/activity/stream/LiveActivity.swift
@@ -5,46 +5,252 @@
// Created by 倪路朋 on 6/25/25.
//
-import Foundation
+import UIKit
+import AVFoundation
import SwiftUI
+import MetalKit
struct LiveActivity: View {
+
+ @State private var showDeviceDialog = false
+ @State private var showInputDialog = false
+
+ @State private var streamRate = Float(9/16.0);
+ @State private var fpsState = 30;
+ @State private var mainSize: CGSize = .init(width: 100, height: 100)
+
+ @State private var displaySize : CGSize = .zero;
+
+ @State private var devices = [DeviceInfo(name: "相机", type: .CAMERA, deviceId: UUID().uuidString,icon: Icons.CAMERA),
+ DeviceInfo(name: "话筒", type: .MICROPHONE,deviceId: UUID().uuidString,icon: Icons.MIC),
+ DeviceInfo(name: "系统", type: .SYSTEM,deviceId : UUID().uuidString,icon: Icons.PORTRAIT)]
+
+ @State private var miniWindows:Array<MiniWindowData> = []
+
+ @StateObject private var mViewModel = LiveViewModel()
+
var body: some View {
- NavigationView{
+ ZStack{
+ Color.clear
+ .ignoresSafeArea() // 填满全屏
ZStack{
+ let optionalIntBinding = Binding<Int?>(
+ get: { 0 },
+ set: { newValue in }
+ )
+ VideoRendererView(pixelBuffer: $mViewModel.pixelBuffer,rotate: optionalIntBinding).background(Color.black).frame(width: mainSize.width,height:mainSize.height)
+ .frame(maxWidth: .infinity,maxHeight: .infinity,alignment: .topTrailing)
+ }.border(Color.blue).clipped()
+ .overlay(
+ ForEach(miniWindows, id: \.id) { miniWindow in
+ NewMiniWindow(miniData: miniWindow)
+ }
+ )
+
+ VStack{
+ Spacer()
+ BottomBtns().frame(alignment: .bottom).border(Color.green)
+ }
+ if showInputDialog{
+ DialogInput()
+ }
+ }.frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity, alignment: .topLeading)
+ .background(
+ GeometryReader { geometry in
+ Color.clear
+ .onAppear {
+ displaySize = geometry.size;
+ updateWindowSize()
+ print("displaySize:\(displaySize)")
+ }
+ .onChange(of: geometry.size) { newSize in
+ displaySize = newSize;
+ updateWindowSize()
+ print("displaySize:\(displaySize)")
+ }
+ })
+ .border(Color.red)
+ .clipped()
+ .onDisappear {
+ print("onDisappear 视图消失了！")
+
+ }.onAppear {
+ print("onAppear 视图出现了！")
+ }
+ }
+
+ func updateWindowSize(){
+ var rate : Float = Float(displaySize.width)/Float(displaySize.height);
+ if(rate != streamRate) {
+ var mainWidth = 0.0;
+ var mainHeight = 0.0;
+ if(rate < streamRate){
+ mainWidth = displaySize.width;
+ if(9.0/16 == streamRate){
+ mainHeight = (mainWidth / 9.0 * 16);
+ }else{
+ mainHeight = (mainWidth / 16.0 * 9);
+ }
+ }else{
+ mainHeight = displaySize.height;
+ if(9.0 / 16 == streamRate){
+ mainWidth = (mainHeight / 16.0 * 9);
+ }else{
+ mainWidth = (mainHeight / 9.0 * 16);
+ }
+ }
+ if(mainSize.width != CGFloat(mainWidth) || mainSize.height != CGFloat(mainHeight)){
+ mainSize = .init(width: mainWidth, height: mainHeight);
+ }
+ }else{
+ if(mainSize.width != displaySize.width || mainSize.height != displaySize.height){
+ mainSize = .init(width: displaySize.width, height: displaySize.height);
}
}
+ print("updateWindow:\(mainSize)")
}
-}
-
-struct Bottombtns:View {
- var body: some View {
+
+ func DialogInput(onCancel:() ->Void = {},onConfirm:() -> Void = {}) -> some View{
+ ZStack{
+ Color.black.opacity(0.4)
+ .edgesIgnoringSafeArea(.all)
+ .onTapGesture {
+ withAnimation {
+ showInputDialog = false
+ }
+ }
+ VStack {
+ VStack(alignment: .leading, spacing: 40) {
+ Text("请输入直播地址")
+ .font(Font.system(size: 20))
+ LTextField().environmentObject(LText())
+ HStack{
+ Spacer()
+ Button(action:{
+ showInputDialog.toggle();
+ }){
+ Text("取消")
+ .font(Font.system(size: 20))
+ .foregroundColor(Color.gray)
+ }
+
+ Spacer().frame(width: 30)
+ Button(action:{
+ showInputDialog.toggle();
+ }){
+ Text("确认")
+ .font(Font.system(size: 20))
+ .foregroundColor(Color.colorTextLink)
+ }
+
+ }
+ }
+ .padding(30)
+ .background(Color.white)
+ .cornerRadius(20)
+ .transition(.move(edge: .bottom))
+ }
+ .padding(60)
+ .zIndex(1)
+ .animation(.default, value: devices)
+ }
+ }
+
+ func DialogDevices() -> some View{
VStack{
-
+ VStack(spacing: 20) {
+ Spacer().frame(height:20)
+ FlowLayout(){
+
+ ForEach(devices, id: \.self) { device in
+ MButton(icon: device.icon,text: device.name){
+ var miniData = MiniWindowData(streamType: device.type);
+ switch device.type{
+ case .CAMERA:
+ miniData.hasAudio = false;
+ miniData.hasVideo = true;
+ break;
+ case .MICROPHONE:
+ miniData.hasAudio = true;
+ miniData.hasVideo = false;
+ break;
+ case .VIDEO:
+ miniData.hasAudio = true;
+ miniData.hasVideo = true;
+ miniData.speakerState = .MUTE;
+ break;
+ case .PICTURE:
+ miniData.hasVideo = true;
+ miniData.hasAudio = false;
+ break;
+ default:
+ break
+ }
+ miniData.mainSize = mainSize
+ miniData.name = device.name;
+ mViewModel.newWindowAction(minidata: miniData){ status in
+ withAnimation{
+ showDeviceDialog = false;
+ }
+
+ miniWindows.append(miniData);
+ }
+ print("\(device.name) \(device.type) click \(self.miniWindows.count)")
+ }
+ }
+ }
+ }
+ .frame(maxWidth: .infinity,alignment:.leading)
+ .padding()
+ }
+ .frame(maxHeight: .infinity,alignment:.topLeading)
+ }
+
+ func BottomBtns() -> some View{
+ VStack{
+
HStack(){
- MButton(icon: IconPortrait()){
-
+ //横竖屏控制
+ MButton(icon:streamRate == (9/16.0) ? Icons.PORTRAIT : Icons.LANDSCAPE ){
+ streamRate = streamRate == (9/16.0) ? (16/9.0) : (9/16.0)
+ updateWindowSize()
}
- MButton(text: "30帧"){
-
+ // fps 控制
+ MButton(text: "\(fpsState)帧"){
+ fpsState = fpsState == 30 ? 60 : 30;
}
+ //添加推流地址
MButton(valid: .INVALID,text: "+"){
}
}
HStack{
LButton(text: "设备"){
-
- }
+ print("Click 设备 button")
+ showDeviceDialog.toggle()
+ }.sheet(isPresented:$showDeviceDialog, content: {
+ VStack {
+ ScrollView {
+ DialogDevices()
+ }
+ }
+ .presentationDetents([.height(200),.medium])
+ })
LButton(text: "RTMP"){
-
+ print("Click RTMP button")
+ withAnimation{
+ showInputDialog.toggle()
+ }
}
- LButton(text: "文件"){
+ /*flLButton(text: "文件"){
- }
+ }*/
LButton(text: "文本"){
-
+ print("Click 文本 button")
+ withAnimation{
+ showInputDialog.toggle()
+ }
}
}
HStack{
@@ -54,11 +260,23 @@
}
}
}
+
+ func NewMiniWindow(miniData:MiniWindowData) -> some View{
+ return MiniWindow(miniData: miniData)
+ .frame(maxWidth: .infinity,maxHeight: .infinity,alignment: .topLeading)
+ .onCloseClick {
+ guard let index = miniWindows.firstIndex(where: { $0.id == miniData.id }) else { return }
+ miniWindows.remove(at: index)
+ mViewModel.closeWindowAction(miniData: miniData)
+ }
+ }
+
}
-struct LiveActivity_Previews: PreviewProvider{
+
+struct LiveActivity_BottomBtns_Previews: PreviewProvider{
static var previews: some View {
- Bottombtns();
+ LiveActivity();
}
}
--
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