From 9c631565512526d16fc2170754e5fb317416415c Mon Sep 17 00:00:00 2001
From: tanglong <842690096@qq.com>
Date: Sun, 28 Sep 2025 14:08:36 +0800
Subject: [PATCH] =?UTF-8?q?=E6=89=8B=E5=8A=BF=E8=AF=86=E5=88=AB=E4=BC=98?=
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---
Wpf_AiSportsMicrospace/Common/SportOperate.cs | 155 ++++++++----------
Wpf_AiSportsMicrospace/Home.xaml.cs | 8 +-
.../MyUserControl/CoverFlowControl.xaml.cs | 1 +
3 files changed, 74 insertions(+), 90 deletions(-)
diff --git a/Wpf_AiSportsMicrospace/Common/SportOperate.cs b/Wpf_AiSportsMicrospace/Common/SportOperate.cs
index 1e2e3b8..d94d67f 100644
--- a/Wpf_AiSportsMicrospace/Common/SportOperate.cs
+++ b/Wpf_AiSportsMicrospace/Common/SportOperate.cs
@@ -34,6 +34,9 @@ namespace Wpf_AiSportsMicrospace.Common
private Point? _lastRightWrist = null;
private DateTime? _raiseStartTime = null;
private DateTime? _wristStartTime = null;
+ private double _leftWristDeltaX = 0;
+ private double _rightWristDeltaX = 0;
+ private bool _firstHandTriggered = false;
public SportOperate()
@@ -62,126 +65,106 @@ namespace Wpf_AiSportsMicrospace.Common
var rightWrist = human.Keypoints.FirstOrDefault(x => x.Name == "right_wrist");
var rightElbow = human.Keypoints.FirstOrDefault(x => x.Name == "right_elbow");
- // 左手逻辑
+ // --- 左手挥手 ---
if (leftWrist != null && leftElbow != null)
{
- var result = RecognizeLeftHandGesture(
+ int leftResult = DetectHorizontalWave(
new Point(leftWrist.X, leftWrist.Y),
- new Point(leftElbow.X, leftElbow.Y));
- if (result != 0) return result;
+ new Point(leftElbow.X, leftElbow.Y),
+ ref _lastLeftWrist,
+ ref _leftWristDeltaX,
+ true);
+ if (leftResult != (int)WavingAction.None) return leftResult;
}
- // 右手逻辑
+ // --- 右手挥手或举手 ---
if (rightWrist != null && rightElbow != null)
{
- var result = RecognizeRightHandGesture(
+ int rightWaveResult = DetectHorizontalWave(
new Point(rightWrist.X, rightWrist.Y),
- new Point(rightElbow.X, rightElbow.Y));
- if (result != 0) return result;
+ new Point(rightElbow.X, rightElbow.Y),
+ ref _lastRightWrist,
+ ref _rightWristDeltaX,
+ false);
+ if (rightWaveResult != (int)WavingAction.None) return rightWaveResult;
+
+ // --- 举手逻辑 ---
+ double verticalRise = rightElbow.Y - rightWrist.Y; // 手腕在肘上方 → 正值
+ if (verticalRise >= 60) // 举手阈值
+ {
+ // 初始化计时
+ if (_raiseStartTime == null)
+ _raiseStartTime = DateTime.Now;
+
+ if (_wristStartTime == null)
+ _wristStartTime = DateTime.Now;
+
+ var wristDuration = DateTime.Now - _wristStartTime.Value;
+
+ // 保持 >1 秒才触发一次 FirstHand
+ if (!_firstHandTriggered && wristDuration.TotalSeconds >= 1)
+ {
+ _firstHandTriggered = true;
+ return (int)WavingAction.FirstHand; // 举手开始，只触发一次
+ }
+
+ // 判断是否完成3秒举手
+ var duration = DateTime.Now - _raiseStartTime.Value;
+ if (duration.TotalSeconds >= 3)
+ {
+ _raiseStartTime = null;
+ _wristStartTime = null;
+ _firstHandTriggered = false; // 重置状态
+ return (int)WavingAction.RaiseHand; // 举手完成
+ }
+ else
+ {
+ return (int)WavingAction.Raising; // 举手中
+ }
+ }
+ else
+ {
+ // 手放下，重置计时和状态
+ _raiseStartTime = null;
+ _wristStartTime = null;
+ _firstHandTriggered = false;
+ }
}
- return 0;
+ return (int)WavingAction.None;
}
///
/// 统一的水平挥手检测
///
- private int DetectHorizontalWave(Point wrist, Point elbow, Point? lastWrist, bool isLeft)
+ private int DetectHorizontalWave(Point wrist, Point elbow, ref Point? lastWrist, ref double deltaX, bool isLeft)
{
if (lastWrist != null)
{
double dx = wrist.X - lastWrist.Value.X;
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) < 150)
+ // 累计水平位移
+ deltaX += dx;
+
+ if (Math.Abs(deltaX) > 40 && dy < 60 && Math.Abs(wrist.Y - elbow.Y) < 60)
{
+ deltaX = 0; // 重置
if (CheckCooldown())
{
- if (isLeft && dx > 0)
- return (int)WavingAction.LeftWave; // 左手往右挥
- if (!isLeft && dx < 0)
- return (int)WavingAction.RightWave; // 右手往左挥
+ return isLeft ? (int)WavingAction.LeftWave : (int)WavingAction.RightWave;
}
}
}
- return (int)WavingAction.None;
- }
-
- ///
- /// 识别左手动作
- ///
- public int RecognizeLeftHandGesture(Point wrist, Point elbow)
- {
- int result = DetectHorizontalWave(wrist, elbow, _lastLeftWrist, true);
- _lastLeftWrist = wrist; // 更新记录
- return result;
- }
- private bool _firstHandTriggered = false;
-
- ///
- /// 识别右手动作
- ///
- ///
- ///
- ///
- public int RecognizeRightHandGesture(Point wrist, Point elbow)
- {
- // --- 先判断水平挥手 ---
- int waveResult = DetectHorizontalWave(wrist, elbow, _lastRightWrist, false);
- _lastRightWrist = wrist; // 更新记录
- if (waveResult != (int)WavingAction.None)
- return waveResult;
-
- // --- 举手逻辑 ---
- double verticalRise = elbow.Y - wrist.Y; // 手腕在肘上方 → 正值
- if (verticalRise > 60) // 举手阈值
- {
- // 初始化计时
- if (_raiseStartTime == null)
- _raiseStartTime = DateTime.Now;
-
- if (_wristStartTime == null)
- _wristStartTime = DateTime.Now;
-
- var wristDuration = DateTime.Now - _wristStartTime.Value;
-
- // 保持 >1 秒才触发一次 FirstHand
- if (!_firstHandTriggered && wristDuration.TotalSeconds >= 1)
- {
- _firstHandTriggered = true;
- return (int)WavingAction.FirstHand; // 举手开始，只触发一次
- }
-
- // 判断是否完成3秒举手
- var duration = DateTime.Now - _raiseStartTime.Value;
- if (duration.TotalSeconds >= 3)
- {
- _raiseStartTime = null;
- _wristStartTime = null;
- _firstHandTriggered = false; // 重置状态
- return (int)WavingAction.RaiseHand; // 举手完成
- }
- else
- {
- return (int)WavingAction.Raising; // 举手中
- }
- }
- else
- {
- // 手放下，重置计时和状态
- _raiseStartTime = null;
- _wristStartTime = null;
- _firstHandTriggered = false;
- }
+ lastWrist = wrist;
return (int)WavingAction.None;
}
///
/// 冷却防抖（避免重复触发）
///
- private bool CheckCooldown(int cooldownMs = 800)
+ private bool CheckCooldown(int cooldownMs = 1000)
{
if ((DateTime.Now - _lastActionTime).TotalMilliseconds < cooldownMs)
return false;
diff --git a/Wpf_AiSportsMicrospace/Home.xaml.cs b/Wpf_AiSportsMicrospace/Home.xaml.cs
index f605763..220d7ee 100644
--- a/Wpf_AiSportsMicrospace/Home.xaml.cs
+++ b/Wpf_AiSportsMicrospace/Home.xaml.cs
@@ -173,10 +173,10 @@ namespace Wpf_AiSportsMicrospace
var wavingaction = _sportOperate.VerifyWavingAction(human);
// 把低 8 位作为动作类型，高 8 位作为进度
- int actionType = wavingaction & 0xFF;
- int progress = (wavingaction >> 8) & 0xFF;
+ //int actionType = wavingaction & 0xFF;
+ //int progress = (wavingaction >> 8) & 0xFF;
- switch (actionType)
+ switch (wavingaction)
{
case (int)WavingAction.LeftWave: // 左手挥动
Dispatcher.BeginInvoke(() => coverFlow.SlideRight());
@@ -194,8 +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
diff --git a/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl.xaml.cs b/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl.xaml.cs
index 366d67b..e79269c 100644
--- a/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl.xaml.cs
+++ b/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl.xaml.cs
@@ -136,6 +136,7 @@ namespace Wpf_AiSportsMicrospace.MyUserControl
}
private void StopProgress()
+
{
if (_renderHandler != null)
{