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352 lines
12 KiB
C#
352 lines
12 KiB
C#
//! \file ArcANM.cs
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//! \date Sat Jan 23 04:23:39 2016
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//! \brief KaGuYa script engine animation resource.
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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.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.IO;
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using System.Windows.Media;
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namespace GameRes.Formats.Kaguya
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{
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internal class AnmArchive : ArcFile
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{
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public readonly ImageMetaData ImageInfo;
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public AnmArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, ImageMetaData base_info)
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: base (arc, impl, dir)
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{
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ImageInfo = base_info;
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}
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}
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internal class AnmEntry : Entry
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{
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public long ImageDataOffset;
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public uint ImageDataSize;
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}
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internal interface IAnmReader
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{
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List<Entry> GetFramesList (IBinaryStream input);
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}
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public abstract class AnmOpenerBase : ArchiveFormat, IAnmReader
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{
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public override string Description { get { return "KaGuYa script engine animation resource"; } }
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public AnmOpenerBase ()
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{
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Extensions = new string[] { "anm" };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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using (var input = file.CreateStream())
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{
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var dir = GetFramesList (input);
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if (null == dir)
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return null;
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var base_info = GetBaseInfo (input);
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string base_name = Path.GetFileNameWithoutExtension (file.Name);
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int i = 0;
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foreach (var entry in dir)
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{
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entry.Name = string.Format ("{0}#{1:D2}", base_name, i++);
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entry.Type = "image";
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}
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return new AnmArchive (file, this, dir, base_info);
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}
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}
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public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
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{
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var base_info = ((AnmArchive)arc).ImageInfo;
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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return CreateDecoder (input, base_info);
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}
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internal virtual ImageMetaData GetBaseInfo (IBinaryStream input)
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{
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input.Position = 4;
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return new ImageMetaData
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{
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OffsetX = input.ReadInt32(),
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OffsetY = input.ReadInt32(),
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Width = input.ReadUInt32(),
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Height = input.ReadUInt32(),
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BPP = 32,
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};
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}
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public abstract List<Entry> GetFramesList (IBinaryStream input);
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public abstract IImageDecoder CreateDecoder (IBinaryStream input, ImageMetaData info);
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}
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[Export(typeof(ArchiveFormat))]
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public class AnmOpener : AnmOpenerBase
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{
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public override string Tag { get { return "ANM/KAGUYA"; } }
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public override uint Signature { get { return 0x30304E41; } } // 'AN00'
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public override List<Entry> GetFramesList (IBinaryStream file)
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{
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file.Position = 0x14;
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int frame_count = file.ReadInt16();
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file.Position = 0x18 + frame_count * 4;
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int count = file.ReadInt16();
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if (!IsSaneCount (count))
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return null;
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var current_offset = file.Position;
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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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file.Position = current_offset + 8;
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uint width = file.ReadUInt32();
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uint height = file.ReadUInt32();
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uint image_size = 4*width*height;
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var entry = new AnmEntry
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{
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Offset = current_offset,
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Size = 0x10 + image_size,
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ImageDataOffset = current_offset + 0x10,
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ImageDataSize = image_size,
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};
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dir.Add (entry);
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current_offset += entry.Size;
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}
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return dir;
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}
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public override IImageDecoder CreateDecoder (IBinaryStream input, ImageMetaData info)
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{
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return new An00Decoder (input, info);
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}
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}
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internal class An00Decoder : BinaryImageDecoder
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{
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public An00Decoder (IBinaryStream input, ImageMetaData base_info) : base (input)
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{
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Info = new ImageMetaData
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{
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OffsetX = base_info.OffsetX + m_input.ReadInt32(),
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OffsetY = base_info.OffsetY + m_input.ReadInt32(),
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Width = m_input.ReadUInt32(),
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Height = m_input.ReadUInt32(),
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BPP = 32,
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};
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}
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protected override ImageData GetImageData ()
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{
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m_input.Position = 0x10;
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int stride = 4*(int)Info.Width;
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var pixels = m_input.ReadBytes (stride*(int)Info.Height);
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return ImageData.CreateFlipped (Info, PixelFormats.Bgra32, null, pixels, stride);
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}
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}
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[Export(typeof(ArchiveFormat))]
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public class An10Opener : AnmOpenerBase, IAnmReader
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{
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public override string Tag { get { return "AN10/KAGUYA"; } }
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public override uint Signature { get { return 0x30314E41; } } // 'AN10'
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public override List<Entry> GetFramesList (IBinaryStream file)
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{
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file.Position = 0x14;
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int frame_count = file.ReadInt16();
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file.Position = 0x18 + frame_count * 4;
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int count = file.ReadInt16();
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if (!IsSaneCount (count))
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return null;
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var current_offset = file.Position;
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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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file.Position = current_offset + 8;
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uint width = file.ReadUInt32();
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uint height = file.ReadUInt32();
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uint channels = file.ReadUInt32();
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uint image_size = channels*width*height;
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var entry = new AnmEntry
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{
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Offset = current_offset,
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Size = 0x14 + image_size,
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ImageDataOffset = current_offset + 0x14,
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ImageDataSize = image_size,
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};
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dir.Add (entry);
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current_offset += entry.Size;
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}
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return dir;
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}
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public override IImageDecoder CreateDecoder (IBinaryStream input, ImageMetaData info)
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{
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return new An10Decoder (input, info);
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}
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}
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internal class An10Decoder : BinaryImageDecoder
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{
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public An10Decoder (IBinaryStream input, ImageMetaData base_info) : base (input)
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{
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Info = new ImageMetaData
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{
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OffsetX = base_info.OffsetX + m_input.ReadInt32(),
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OffsetY = base_info.OffsetY + m_input.ReadInt32(),
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Width = m_input.ReadUInt32(),
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Height = m_input.ReadUInt32(),
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BPP = m_input.ReadInt32() * 8,
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};
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}
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protected override ImageData GetImageData ()
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{
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m_input.Position = 0x14;
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int stride = Info.BPP / 8 * Info.iWidth;
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var pixels = m_input.ReadBytes (stride*Info.iHeight);
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PixelFormat format = 24 == Info.BPP ? PixelFormats.Bgr24 : PixelFormats.Bgra32;
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return ImageData.CreateFlipped (Info, format, null, pixels, stride);
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}
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}
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[Export(typeof(ArchiveFormat))]
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public class An20Opener : AnmOpenerBase
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{
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public override string Tag { get { return "AN20/KAGUYA"; } }
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public override uint Signature { get { return 0x30324E41; } } // 'AN20'
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public override List<Entry> GetFramesList (IBinaryStream file)
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{
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if (!SkipFrameTable (file))
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return null;
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int count = file.ReadInt16();
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if (!IsSaneCount (count))
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return null;
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long current_offset = file.Position + 0x10;
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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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file.Position = current_offset + 8;
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uint width = file.ReadUInt32();
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uint height = file.ReadUInt32();
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uint depth = file.ReadUInt32();
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uint image_size = depth*width*height;
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var entry = new AnmEntry
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{
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Offset = current_offset,
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Size = 0x14 + image_size,
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ImageDataOffset = current_offset + 0x14,
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ImageDataSize = image_size,
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};
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dir.Add (entry);
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current_offset += entry.Size;
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}
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return dir;
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}
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internal override ImageMetaData GetBaseInfo (IBinaryStream input)
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{
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SkipFrameTable (input);
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input.ReadInt16();
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return new ImageMetaData
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{
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OffsetX = input.ReadInt32(),
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OffsetY = input.ReadInt32(),
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Width = input.ReadUInt32(),
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Height = input.ReadUInt32(),
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BPP = 32,
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};
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}
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bool SkipFrameTable (IBinaryStream file)
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{
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file.Position = 4;
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int table_count = file.ReadInt16();
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file.Position = 8;
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for (int i = 0; i < table_count; ++i)
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{
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switch (file.ReadByte())
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{
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case 0: break;
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case 1: file.Seek (8, SeekOrigin.Current); break;
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case 2:
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case 3:
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case 4:
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case 5: file.Seek (4, SeekOrigin.Current); break;
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default: return false;
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}
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}
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int count = file.ReadUInt16();
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file.Seek (count * 8, SeekOrigin.Current);
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return true;
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}
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public override IImageDecoder CreateDecoder (IBinaryStream input, ImageMetaData info)
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{
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return new An20Decoder (input, info);
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}
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}
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internal class An20Decoder : BinaryImageDecoder
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{
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public An20Decoder (IBinaryStream input, ImageMetaData base_info) : base (input)
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{
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Info = new ImageMetaData
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{
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OffsetX = base_info.OffsetX + m_input.ReadInt32(),
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OffsetY = base_info.OffsetY + m_input.ReadInt32(),
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Width = m_input.ReadUInt32(),
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Height = m_input.ReadUInt32(),
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BPP = m_input.ReadInt32() * 8,
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};
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}
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protected override ImageData GetImageData ()
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{
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m_input.Position = 0x14;
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int stride = Info.BPP/8*(int)Info.Width;
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var pixels = m_input.ReadBytes (stride*(int)Info.Height);
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return ImageData.CreateFlipped (Info, GetFormat(), null, pixels, stride);
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}
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PixelFormat GetFormat ()
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{
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switch (Info.BPP)
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{
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case 8: return PixelFormats.Gray8;
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case 24: return PixelFormats.Bgr24;
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case 32: return PixelFormats.Bgra32;
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default: throw new InvalidFormatException();
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}
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}
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}
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}
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