Hacky ingame video widget

OpenRA.FileFormats/Graphics/VqaReader.cs

@@ -22,9 +22,10 @@ namespace OpenRA.FileFormats
 		Stream stream;
 		ushort flags;
 		public readonly ushort numFrames;
+		public readonly byte framerate;
 		ushort numColors;
-		ushort width;
+		public readonly ushort width;
-		ushort height;
+		public readonly ushort height;
 		ushort blockWidth;
 		ushort blockHeight;
 		byte cbParts;
@@ -51,12 +52,12 @@ namespace OpenRA.FileFormats
 			if (new String(reader.ReadChars(4)) != "FORM")
 				throw new InvalidDataException("Invalid vqa (invalid FORM section)");
 			
-			/*var formlength = */ reader.ReadUInt32();
+			/*var length = */ reader.ReadUInt32();
 			
 			if (new String(reader.ReadChars(8)) != "WVQAVQHD")
 				throw new InvalidDataException("Invalid vqa (not WVQAVQHD)");
 			
-			/* var len = */reader.ReadUInt32();
+			/* var length = */reader.ReadUInt32();
 			var version = reader.ReadUInt16();
 			flags = reader.ReadUInt16();
 			numFrames = reader.ReadUInt16();
@@ -65,7 +66,7 @@ namespace OpenRA.FileFormats
 			
 			blockWidth = reader.ReadByte();
 			blockHeight = reader.ReadByte();
-			var framerate = reader.ReadByte();
+			framerate = reader.ReadByte();
 			cbParts = reader.ReadByte();
 			blocks = new int2(width / blockWidth, height / blockHeight);
 			
@@ -74,7 +75,7 @@ namespace OpenRA.FileFormats
 			/*var unknown1 = */reader.ReadUInt16();
 			/*var unknown2 = */reader.ReadUInt32();
 
-			cbf = new byte[8*blocks.X*blocks.Y];
+			cbf = new byte[width*height];
 			palette = new Color[numColors];
 			framedata = new byte[2*blocks.X*blocks.Y];
 			
@@ -86,15 +87,6 @@ namespace OpenRA.FileFormats
 			
 			/*var unknown3 = */reader.ReadChars(14);
 			
-			Console.WriteLine("FORM Info");
-			Console.WriteLine("\tVersion: {0}",version);
-			Console.WriteLine("\tFlags: {0}",flags);
-			Console.WriteLine("\tFrames: {0}",numFrames);
-			Console.WriteLine("\tFramerate: {0}",framerate);
-			Console.WriteLine("\tSize: {0}x{1}",width,height);
-			Console.WriteLine("\tBlocksize: {0}x{1}",blockWidth,blockHeight);
-			Console.WriteLine("\tAudio: {0}hz, {1} channel(s), {2} bit",freq, channels, bits);
-
 			// Decode FINF chunk
 			if (new String(reader.ReadChars(4)) != "FINF")
 				throw new InvalidDataException("Invalid vqa (invalid FINF section)");
@@ -117,7 +109,7 @@ namespace OpenRA.FileFormats
 		}
 		
 		public void AdvanceFrame()
-		{
+		{			
 			// Seek to the start of the frame
 			stream.Seek(frames[currentFrame], SeekOrigin.Begin);
 			BinaryReader reader = new BinaryReader(stream);
@@ -144,15 +136,14 @@ namespace OpenRA.FileFormats
 				// Chunks are aligned on even bytes; advance by a byte if the next one is null
 				if (reader.PeekChar() == 0) reader.ReadByte();
 			}
-			currentFrame++;
+			if (++currentFrame == numFrames)
+				currentFrame = 0;
 		}
 		
-		public Bitmap FrameData()
+		public void FrameData(ref Bitmap frame)
 		{
-			Bitmap frame = new Bitmap(width, height);
 			var bitmapData = frame.LockBits(new Rectangle(0, 0, width, height),
 				ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
-			
 			unsafe
 			{
 				int* c = (int*)bitmapData.Scan0;
@@ -172,7 +163,6 @@ namespace OpenRA.FileFormats
 					}
 			}
 			frame.UnlockBits(bitmapData);
-			return frame;
 		}
 		
 		// VQA Frame

OpenRA.Game/Game.cs

@@ -503,15 +503,7 @@ namespace OpenRA
 
 			// Load the default mod to access required files
 			LoadModPackages();
-			
+						
-			var video = new VqaReader(FileSystem.Open("crontest.vqa"));
-			video.FrameData().Save("test-0.bmp");
-			for (int i = 1; i < video.numFrames; i++)
-			{
-				video.AdvanceFrame();
-				video.FrameData().Save("test-{0}.bmp".F(i));
-			}
-			
 			Renderer.SheetSize = Settings.SheetSize;
 
 			var resolution = GetResolution(settings, Game.Settings.WindowMode);

OpenRA.Game/OpenRA.Game.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -221,6 +221,7 @@
     <Compile Include="Traits\Health.cs" />
     <Compile Include="Traits\RepairableBuilding.cs" />
     <Compile Include="Traits\Activities\Drag.cs" />
+    <Compile Include="Widgets\VqaPlayerWidget.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenRA.FileFormats\OpenRA.FileFormats.csproj">

OpenRA.Game/Widgets/VqaPlayerWidget.cs

@@ -0,0 +1,62 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2010 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made 
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see LICENSE.
+ */
+#endregion
+using System;
+using System.Drawing;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Traits;
+using OpenRA.Widgets;
+using OpenRA.FileFormats;
+
+namespace OpenRA.Widgets
+{
+	public class VqaPlayerWidget : Widget
+	{		
+		public string Video = "";
+
+		float timestep;
+		Sprite videoSprite;
+		Bitmap videoFrame;
+		VqaReader video = null;
+		
+		public void LoadVideo(string filename)
+		{
+			video = new VqaReader(FileSystem.Open(filename));
+			timestep = 1e3f/video.framerate;
+			
+			var size = OpenRA.Graphics.Util.NextPowerOf2(Math.Max(video.width, video.height));
+			videoFrame = new Bitmap(size,size);
+			video.FrameData(ref videoFrame);
+			
+			videoSprite = new Sprite(new Sheet(new Size(size,size)), new Rectangle( 0, 0, video.width, video.height ), TextureChannel.Alpha);
+			videoSprite.sheet.Texture.SetData(videoFrame);	
+		}
+
+		int lastTime;
+		public override void DrawInner(World world)
+		{
+			if (video == null)
+				LoadVideo(Video);
+			
+			int t = Environment.TickCount;
+			int dt = t - lastTime;
+			
+			if (dt > timestep)
+			{
+				lastTime = t;
+				video.AdvanceFrame();
+				video.FrameData(ref videoFrame);
+				videoSprite.sheet.Texture.SetData(videoFrame);
+			}
+			
+			Game.Renderer.RgbaSpriteRenderer.DrawSprite(videoSprite, new int2(RenderBounds.X,RenderBounds.Y), "chrome");
+		}
+	}
+}

mods/cnc/chrome/mainmenu.yaml

@@ -1,5 +1,11 @@
 Container@ROOT:
 	Children:
+		VqaPlayer:
+			X:WINDOW_RIGHT - 400
+			Y:WINDOW_BOTTOM - 200
+			Width:200
+			Height:200
+			Video:obel.vqa
 		Background@MAINMENU_BG:
 			Id:MAINMENU_BG
 			X:(WINDOW_RIGHT - WIDTH)/2

mods/ra/chrome/mainmenu.yaml

@@ -1,3 +1,9 @@
+VqaPlayer:
+	X:WINDOW_RIGHT - 400
+	Y:WINDOW_BOTTOM - 200
+	Width:200
+	Height:200
+	Video:aagun.vqa
 Background@MAINMENU_BG:
 	Id:MAINMENU_BG
 	X:(WINDOW_RIGHT - WIDTH)/2