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举手动画识别

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This commit is contained in:
tanglong 2025-09-28 09:17:44 +08:00
parent 719b147f63
commit 2a24d26ce4
4 changed files with 138 additions and 130 deletions
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16
Wpf_AiSportsMicrospace/Common/SportOperate.cs
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@ -43,10 +43,10 @@ namespace Wpf_AiSportsMicrospace.Common
_leftElbow = PostureCalculate.CreatePointTracker("left_elbow", 0);
_rightElbow = PostureCalculate.CreatePointTracker("right_elbow", 0);
//_leftTracker.Amplitude = 0.05f;
//_rightTracker.Amplitude = 0.05f;
//_leftElbow.Amplitude = 0.05f;
//_rightElbow.Amplitude = 0.05f;
//_leftTracker.Amplitude = 0.03f;
//_rightTracker.Amplitude = 0.03f;
//_leftElbow.Amplitude = 0.03f;
//_rightElbow.Amplitude = 0.03f;
}
public WebcamClient CreateRTSP()
@ -94,7 +94,7 @@ namespace Wpf_AiSportsMicrospace.Common
double dy = Math.Abs(wrist.Y - lastWrist.Value.Y);
// 挥手：水平位移明显，垂直位移小，且接近肘部水平
if (Math.Abs(dx) > 30 && dy < 40 && Math.Abs(wrist.Y - elbow.Y) < 100)
if (Math.Abs(dx) > 30 && dy < 40 && Math.Abs(wrist.Y - elbow.Y) < 150)
{
if (CheckCooldown())
{
@ -135,7 +135,7 @@ namespace Wpf_AiSportsMicrospace.Common
// --- 举手逻辑 ---
double verticalRise = elbow.Y - wrist.Y; // 手腕在肘上方 → 正值
if (verticalRise > 100) // 举手阈值
if (verticalRise > 60) // 举手阈值
{
// 初始化计时
if (_raiseStartTime == null)
@ -155,7 +155,7 @@ namespace Wpf_AiSportsMicrospace.Common
// 判断是否完成3秒举手
var duration = DateTime.Now - _raiseStartTime.Value;
if (duration.TotalSeconds >= 4)
if (duration.TotalSeconds >= 3)
{
_raiseStartTime = null;
_wristStartTime = null;
@ -181,7 +181,7 @@ namespace Wpf_AiSportsMicrospace.Common
/// <summary>
/// 冷却防抖（避免重复触发）
/// </summary>
private bool CheckCooldown(int cooldownMs = 1000)
private bool CheckCooldown(int cooldownMs = 800)
{
if ((DateTime.Now - _lastActionTime).TotalMilliseconds < cooldownMs)
return false;

8
Wpf_AiSportsMicrospace/Home.xaml.cs
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@ -77,7 +77,7 @@ namespace Wpf_AiSportsMicrospace
_webcamClient.StartExtract();
StartFrameProcessing();
coverFlow.ProgressCompleted += CoverFlow_ProgressCompleted;
//coverFlow.ProgressCompleted += CoverFlow_ProgressCompleted;
}
private void CoverFlow_ProgressCompleted(CoverFlowItem item)
@ -140,9 +140,8 @@ namespace Wpf_AiSportsMicrospace
//};
//_webcamClient.StartExtract();
_webcamClient.StartExtract();
Thread.Sleep(5);
//Thread.Sleep(5);
}
}
}, _cts.Token);
@ -195,7 +194,8 @@ namespace Wpf_AiSportsMicrospace
break;
case (int)WavingAction.RaiseHand: // 举手完成
_cts.Cancel();
coverFlow.ProgressCompleted += CoverFlow_ProgressCompleted;
// _cts.Cancel();
break;
default: // 没有动作 → 取消进度

232
Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl.xaml.cs
View File

@ -24,31 +24,11 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
/// CoverFlowControl.xaml 的交互逻辑
/// </summary>
public partial class CoverFlowControl : UserControl
{
//public ObservableCollection<Uri> Images { get; set; } = new ObservableCollection<Uri>();
public ObservableCollection<CoverFlowItem> Images { get; set; } = new ObservableCollection<CoverFlowItem>();
// 新增事件：进度条完成
{// 新增事件：进度条完成
public event Action<CoverFlowItem> ProgressCompleted;
// 添加附加属性帮助类
public static class LayoutHelper
{
public static int GetZIndex(DependencyObject obj)
{
return (int)obj.GetValue(ZIndexProperty);
}
public static void SetZIndex(DependencyObject obj, int value)
{
obj.SetValue(ZIndexProperty, value);
}
public static readonly DependencyProperty ZIndexProperty =
DependencyProperty.RegisterAttached("ZIndex", typeof(int), typeof(LayoutHelper), new PropertyMetadata(0));
}
public ObservableCollection<CoverFlowItem> Images { get; set; } = new ObservableCollection<CoverFlowItem>();
private int _selectedIndex = 0;
public int SelectedIndex
{
get => _selectedIndex;
@ -59,25 +39,9 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
if (value < 0) _selectedIndex = Images.Count - 1;
else if (value >= Images.Count) _selectedIndex = 0;
else _selectedIndex = value;
for (int i = 0; i < Images.Count; i++)
{
Images[i].IsSelected = i == _selectedIndex;
//if (SelectedIndex == 0)
//{
// Images[i].ProgressColor = (Brush)new BrushConverter().ConvertFromString("#e73d42")!;
//}
//else if (SelectedIndex == Images.Count - 1)
//{
// Images[i].ProgressColor = (Brush)new BrushConverter().ConvertFromString("#215bc7")!;
//}
//else
//{
// Images[i].ProgressColor = (Brush)new BrushConverter().ConvertFromString("#fc640e")!;
//}
}
UpdateLayoutWithAnimation();
@ -85,44 +49,32 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
//var current = Images[_selectedIndex];
//StartProgress(current);
}
}
public CoverFlowControl()
{
InitializeComponent();
DataContext = this;
Loaded += (s, e) => UpdateLayoutWithAnimation(true);
//var timer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(5) };
//timer.Tick += (s, e) =>
//{
// if (Images.Count == 0) return;
// var current = Images[_selectedIndex];
// if (current.Progress < 1)
// current.Progress += 0.01; // 调整速度
//};
//timer.Start();
}
private EventHandler _renderHandler;
private CoverFlowItem _currentItem;
private void StartProgress(CoverFlowItem item)
{
StopProgress();
_currentItem = item;
_currentItem.Progress = 0;
_renderHandler = (s, e) =>
{
if (_currentItem.Progress < 1)
{
_currentItem.Progress += 1.0 / (3 * 60.0); // 3秒完成一圈，假设60帧/s
if (_currentItem.Progress > 1) _currentItem.Progress = 1;
}
else
{
StopProgress();
}
};
CompositionTarget.Rendering += _renderHandler;
}
private void StopProgress()
{
if (_renderHandler != null)
{
CompositionTarget.Rendering -= _renderHandler;
_renderHandler = null;
}
}
/// <summary>
/// 针对当前选中项启动进度条动画
/// </summary>
public void StartSelectedProgress()
{
if (SelectedIndex >= 0 && SelectedIndex < Images.Count)
@ -145,23 +97,82 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
current.Progress = 0;
}
}
public CoverFlowControl()
public void StartProgress(CoverFlowItem item)
{
StopProgress();
InitializeComponent();
DataContext = this;
Loaded += (s, e) => UpdateLayoutWithAnimation(true);
_currentItem = item;
item.Progress = 0;
//var timer = new DispatcherTimer { Interval = TimeSpan.FromMilliseconds(5) };
//timer.Tick += (s, e) =>
//{
// if (Images.Count == 0) return;
// var current = Images[_selectedIndex];
// if (current.Progress < 1)
// current.Progress += 0.01; // 调整速度
//};
//timer.Start();
var container = ItemsHost.ItemContainerGenerator.ContainerFromItem(item) as ContentPresenter;
if (container == null) return;
var canvas = FindVisualChild<Canvas>(container);
var spark = FindVisualChild<Ellipse>(canvas);
if (spark != null)
spark.Visibility = Visibility.Visible;
_renderHandler = (s, e) =>
{
if (_currentItem.Progress < 1)
{
_currentItem.Progress += 0.00556; // 控制速度
if (spark != null)
{
var pos = GetSparkPosition(_currentItem.Progress, 150, 200);
Canvas.SetLeft(spark, pos.X - spark.Width / 2);
Canvas.SetTop(spark, pos.Y - spark.Height / 2);
}
}
else
{
ProgressCompleted?.Invoke(_currentItem);
// 停止动画
StopProgress();
}
};
CompositionTarget.Rendering += _renderHandler;
}
private void StopProgress()
{
if (_renderHandler != null)
{
CompositionTarget.Rendering -= _renderHandler;
_renderHandler = null;
}
if (_currentItem != null)
{
_currentItem.Progress = 0;
//_currentItem.IsSelected = true;
var container = ItemsHost.ItemContainerGenerator.ContainerFromItem(_currentItem) as ContentPresenter;
if (container != null)
{
var canvas = FindVisualChild<Canvas>(container);
var spark = FindVisualChild<Ellipse>(canvas);
if (spark != null)
spark.Visibility = Visibility.Collapsed;
}
_currentItem = null;
}
}
private Point GetSparkPosition(double progress, double width, double height)
{
double perimeter = 2 * (width + height);
double len = progress * perimeter;
if (len <= width) return new Point(len, 0); // 上边
len -= width;
if (len <= height) return new Point(width, len); // 右边
len -= height;
if (len <= width) return new Point(width - len, height); // 下边
len -= width;
return new Point(0, height - len); // 左边
}
private void Image_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
@ -180,9 +191,9 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
private void UpdateLayoutWithAnimation(bool instant = false)
{
double centerX = ActualWidth / 2;
double spacing = 500;
double sideScale = 1;
double centerScale = 1.33;
double spacing = 550;
double sideScale = 0.93;
double centerScale = 1.43;
for (int i = 0; i < ItemsHost.Items.Count; i++)
{
@ -193,7 +204,7 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
if (border == null) continue;
var transformGroup = border.RenderTransform as TransformGroup;
var scale = transformGroup!.Children[0] as ScaleTransform;
var scale = transformGroup.Children[0] as ScaleTransform;
var translate = transformGroup.Children[1] as TranslateTransform;
double targetX;
@ -202,67 +213,52 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
if (i == SelectedIndex)
{
targetX = centerX - 190;
targetX = centerX - 75;
targetScale = centerScale;
targetOpacity = 1.0;
}
else if (i == SelectedIndex - 1 || (SelectedIndex == 0 && i == Images.Count - 1))
{
// 左边图片，循环处理
targetX = centerX - spacing - 190;
targetX = centerX - spacing - 75;
targetScale = sideScale;
targetOpacity = 1.0;
}
else if (i == SelectedIndex + 1 || (SelectedIndex == Images.Count - 1 && i == 0))
{
// 右边图片，循环处理
targetX = centerX + spacing - 190;
targetX = centerX + spacing - 75;
targetScale = sideScale;
targetOpacity = 1.0;
}
else
{
targetX = centerX - 190;
targetX = centerX - 75;
targetScale = sideScale;
targetOpacity = 0.0;
}
if (instant)
{
translate!.X = targetX;
scale!.ScaleX = scale.ScaleY = targetScale;
translate.X = targetX;
scale.ScaleX = scale.ScaleY = targetScale;
border.Opacity = targetOpacity;
}
else
{
translate!.BeginAnimation(TranslateTransform.XProperty,
translate.BeginAnimation(TranslateTransform.XProperty,
new DoubleAnimation(targetX, TimeSpan.FromMilliseconds(400)) { EasingFunction = new QuadraticEase() });
scale!.BeginAnimation(ScaleTransform.ScaleXProperty,
scale.BeginAnimation(ScaleTransform.ScaleXProperty,
new DoubleAnimation(targetScale, TimeSpan.FromMilliseconds(400)) { EasingFunction = new QuadraticEase() });
scale.BeginAnimation(ScaleTransform.ScaleYProperty,
new DoubleAnimation(targetScale, TimeSpan.FromMilliseconds(400)) { EasingFunction = new QuadraticEase() });
border.BeginAnimation(Border.OpacityProperty,
new DoubleAnimation(targetOpacity, TimeSpan.FromMilliseconds(400)));
}
var item = Images[i];
if (i == SelectedIndex)
{
item.IsSelected = true;
StartProgress(item);
}
else
{
item.IsSelected = false;
item.Progress = 0;
}
}
}
private static T FindVisualChild<T>(DependencyObject obj) where T : DependencyObject
{
if (obj == null) return null;
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(obj); i++)
{
var child = VisualTreeHelper.GetChild(obj, i);
@ -272,17 +268,17 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
}
return null;
}
// 外部调用：左滑（下一张）
public void SlideLeft()
{
StopProgress();
SelectedIndex++;
}
// 外部调用：右滑（上一张）
public void SlideRight()
{
StopProgress();
SelectedIndex--;
}
}
}
}

12
Wpf_AiSportsMicrospace/Wpf_AiSportsMicrospace.csproj
View File

@ -15,7 +15,10 @@
<None Remove="Resources\Img\Album\4.jpg" />
<None Remove="Resources\Img\Album\5.jpg" />
<None Remove="Resources\Img\Album\action_user.png" />
<None Remove="Resources\Img\Album\change_back.png" />
<None Remove="Resources\Img\Album\change_bg.png" />
<None Remove="Resources\Img\Album\change_left.png" />
<None Remove="Resources\Img\Album\change_right.png" />
<None Remove="Resources\Img\Album\home_bg.png" />
<None Remove="Resources\Img\Album\home_history.png" />
<None Remove="Resources\Img\Album\home_play.png" />
@ -97,9 +100,18 @@
<Resource Include="Resources\Img\Album\action_user.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>
<Resource Include="Resources\Img\Album\change_back.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>
<Resource Include="Resources\Img\Album\change_bg.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>
<Resource Include="Resources\Img\Album\change_left.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>
<Resource Include="Resources\Img\Album\change_right.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>
<Resource Include="Resources\Img\Album\home_bg.png">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Resource>