c4ab7041b8
Added optional padding to video frames because that's what VideoPlayerWidget expects. Keeping the option to not use padding for other use-cases like converting frames to PNG.
59 lines
1.1 KiB
C#
59 lines
1.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2021 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.IO;
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using OpenRA.Mods.Cnc.FileFormats;
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using OpenRA.Video;
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namespace OpenRA.Mods.Cnc.VideoLoaders
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{
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public class VqaLoader : IVideoLoader
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{
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public bool TryParseVideo(Stream s, bool useFramePadding, out IVideo video)
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{
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video = null;
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if (!IsWestwoodVqa(s))
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return false;
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video = new VqaReader(s, useFramePadding);
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return true;
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}
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bool IsWestwoodVqa(Stream s)
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{
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var start = s.Position;
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if (s.ReadASCII(4) != "FORM")
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{
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s.Position = start;
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return false;
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}
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var length = s.ReadUInt32();
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if (length == 0)
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{
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s.Position = start;
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return false;
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}
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if (s.ReadASCII(4) != "WVQA")
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{
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s.Position = start;
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return false;
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}
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s.Position = start;
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return true;
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}
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}
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}
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