first commit

2026-02-09 20:10:14 +08:00
commit 47a5cff08b
2638 changed files with 322636 additions and 0 deletions
--- a/Assets/AVProVideo/Demos/Common/MediaPlayerUI/OverlayManager.cs
+++ b/Assets/AVProVideo/Demos/Common/MediaPlayerUI/OverlayManager.cs
@@ -0,0 +1,154 @@
+// UnityEngine.UI was moved to a package in 2019.2.0
+// Unfortunately no way to test for this across all Unity versions yet
+// You can set up the asmdef to reference the new package, but the package doesn't 
+// existing in Unity 2017 etc, and it throws an error due to missing reference
+#define AVPRO_PACKAGE_UNITYUI
+#if (UNITY_2019_2_OR_NEWER && AVPRO_PACKAGE_UNITYUI) || (!UNITY_2019_2_OR_NEWER)
+
+using UnityEngine;
+using UnityEngine.UI;
+
+//-----------------------------------------------------------------------------
+// Copyright 2018-2021 RenderHeads Ltd.  All rights reserved.
+//-----------------------------------------------------------------------------
+
+namespace RenderHeads.Media.AVProVideo.Demos.UI
+{
+	public class OverlayManager : MonoBehaviour
+	{
+		public enum Feedback
+		{
+			Play,
+			Pause,
+			SeekForward,
+			SeekBack,
+			VolumeUp,
+			VolumeDown,
+			VolumeMute,
+		}
+
+		[SerializeField] Image _stalledImage = null;
+		[SerializeField] Image _feedbackImage = null;
+		[SerializeField] CanvasGroup _feedbackCanvas = null;
+		[SerializeField] float _startScale = 0.25f;
+		[SerializeField] float _endScale = 1.0f;
+		[SerializeField] float _animationSpeed = 1.5f;
+
+		private Material _feedbackMaterial;
+		private float _feedbackTimer;
+
+		private readonly LazyShaderProperty _propMute = new LazyShaderProperty("_Mute");
+		private readonly LazyShaderProperty _propVolume = new LazyShaderProperty("_Volume");
+
+		void Start()
+		{
+			_feedbackMaterial = new Material(_feedbackImage.material);
+			_feedbackImage.material = _feedbackMaterial;
+			_feedbackCanvas.alpha = 0f;
+			_feedbackTimer = 1f;
+		}
+
+		void OnDestroy()
+		{
+			if (_feedbackMaterial)
+			{
+				Material.Destroy(_feedbackMaterial);
+				_feedbackMaterial = null;
+			}
+		}
+
+		public void Reset()
+		{
+			_stalledImage.enabled = false;
+		}
+
+		public void TriggerStalled()
+		{
+			_stalledImage.enabled = true;
+		}
+
+		private const string KeywordPlay = "UI_PLAY";
+		private const string KeywordPause = "UI_PAUSE";
+		private const string KeywordSeekBack = "UI_BACK";
+		private const string KeywordSeekForward = "UI_FORWARD";
+		private const string KeywordVolume = "UI_VOLUME";
+		private const string KeywordVolumeUp = "UI_VOLUMEUP";
+		private const string KeywordVolumeDown = "UI_VOLUMEDOWN";
+		private const string KeywordVolumeMute = "UI_VOLUMEMUTE";
+
+		public void TriggerFeedback(Feedback feedback)
+		{
+			_feedbackMaterial.DisableKeyword(KeywordPlay);
+			_feedbackMaterial.DisableKeyword(KeywordPause);
+			_feedbackMaterial.DisableKeyword(KeywordSeekBack);
+			_feedbackMaterial.DisableKeyword(KeywordSeekForward);
+			_feedbackMaterial.DisableKeyword(KeywordVolume);
+			_feedbackMaterial.DisableKeyword(KeywordVolumeUp);
+			_feedbackMaterial.DisableKeyword(KeywordVolumeDown);
+			_feedbackMaterial.DisableKeyword(KeywordVolumeMute);
+
+			string keyword = null;
+			switch (feedback)
+			{
+				case Feedback.Play:
+					keyword = KeywordPlay;
+					break;
+				case Feedback.Pause:
+					keyword = KeywordPause;
+					break;
+				case Feedback.SeekBack:
+					keyword = KeywordSeekBack;
+					break;
+				case Feedback.SeekForward:
+					keyword = KeywordSeekForward;
+					break;
+				case Feedback.VolumeUp:
+					keyword = KeywordVolume;
+					_feedbackMaterial.SetFloat(_propMute.Id, 0f);
+					_feedbackMaterial.SetFloat(_propVolume.Id, 1f);
+					break;
+				case Feedback.VolumeDown:
+					keyword = KeywordVolume;
+					_feedbackMaterial.SetFloat(_propMute.Id, 0f);
+					_feedbackMaterial.SetFloat(_propVolume.Id, 0.5f);
+					break;
+				case Feedback.VolumeMute:
+					keyword = KeywordVolume;
+					_feedbackMaterial.SetFloat(_propVolume.Id, 1f);
+					_feedbackMaterial.SetFloat(_propMute.Id, 1f);
+					break;
+			}
+
+			if (!string.IsNullOrEmpty(keyword))
+			{
+				_feedbackMaterial.EnableKeyword(keyword);
+			}
+
+			_feedbackCanvas.alpha = 1f;
+			_feedbackCanvas.transform.localScale = new Vector3(_startScale, _startScale, _startScale);
+			_feedbackTimer = 0f;
+			Update();
+		}
+
+		private void Update()
+		{
+			// Update scaling and fading
+			float t2 = Mathf.Clamp01(_feedbackTimer);
+			float t = Mathf.Clamp01((_feedbackTimer - 0.5f) * 2f);
+			_feedbackCanvas.alpha = Mathf.Lerp(1f, 0f, PowerEaseOut(t, 1f));
+			if (_feedbackCanvas.alpha > 0f)
+			{
+				float scale = Mathf.Lerp(_startScale, _endScale, PowerEaseOut(t2, 2f));
+				_feedbackCanvas.transform.localScale = new Vector3(scale, scale, scale);
+			}
+
+			_feedbackTimer += Time.deltaTime * _animationSpeed;
+		}
+
+		private static float PowerEaseOut(float t, float power)
+		{
+			return 1f - Mathf.Abs(Mathf.Pow(t - 1f, power));
+		}
+	}
+}
+#endif