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78 lines
3.2 KiB
C#
78 lines
3.2 KiB
C#
//! \file ArcOVK.cs
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//! \date Mon Apr 18 14:59:12 2016
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//! \brief RealLive engine audio archive.
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//
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// Copyright (C) 2016 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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namespace GameRes.Formats.RealLive
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{
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[Export(typeof(ArchiveFormat))]
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public class OvkOpener : ArchiveFormat
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{
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public override string Tag { get { return "OVK"; } }
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public override string Description { get { return "RealLive engine audio archive"; } }
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public override uint Signature { get { return 0; } }
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public override bool IsHierarchic { get { return false; } }
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public override bool CanCreate { get { return false; } }
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public override ArcFile TryOpen (ArcView file)
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{
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if (!file.Name.EndsWith (".ovk", StringComparison.InvariantCultureIgnoreCase))
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return null;
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int count = file.View.ReadInt32 (0);
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if (!IsSaneCount (count))
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return null;
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uint data_offset = 4 + (uint)count * 0x10;
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if (data_offset >= file.MaxOffset)
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return null;
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var base_name = Path.GetFileNameWithoutExtension (file.Name);
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uint index_offset = 4;
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var dir = new List<Entry> (count);
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for (int i = 0; i < count; ++i)
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{
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uint size = file.View.ReadUInt32 (index_offset);
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uint offset = file.View.ReadUInt32 (index_offset+4);
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uint id = file.View.ReadUInt32 (index_offset+8);
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if (offset < data_offset)
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return null;
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var entry = new Entry {
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Name = string.Format ("{0}#{1:D5}.ogg", base_name, id),
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Type = "audio",
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Offset = offset,
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Size = size,
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};
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if (!entry.CheckPlacement (file.MaxOffset))
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return null;
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dir.Add (entry);
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index_offset += 0x10;
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}
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return new ArcFile (file, this, dir);
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}
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}
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}
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