GARbro-mirror/ArcFormats/Kaguya/ArcANM.cs

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//! \file ArcANM.cs
//! \date Sat Jan 23 04:23:39 2016
//! \brief KaGuYa script engine animation resource.
//
// Copyright (C) 2016 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
namespace GameRes.Formats.Kaguya
{
internal class AnmArchive : ArcFile
{
public readonly ImageMetaData ImageInfo;
public AnmArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, ImageMetaData base_info)
: base (arc, impl, dir)
{
ImageInfo = base_info;
}
}
[Export(typeof(ArchiveFormat))]
public class AnmOpener : ArchiveFormat
{
public override string Tag { get { return "ANM/KAGUYA"; } }
public override string Description { get { return "KaGuYa script engine animation resource"; } }
public override uint Signature { get { return 0x30304E41; } } // 'AN00'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public AnmOpener ()
{
Extensions = new string[] { "anm" };
}
public override ArcFile TryOpen (ArcView file)
{
int frame_count = file.View.ReadInt16 (0x14);
uint current_offset = 0x18 + (uint)frame_count * 4;
int count = file.View.ReadInt16 (current_offset);
if (!IsSaneCount (count))
return null;
var base_info = new ImageMetaData
{
OffsetX = file.View.ReadInt32 (4),
OffsetY = file.View.ReadInt32 (8),
Width = file.View.ReadUInt32 (0x0C),
Height = file.View.ReadUInt32 (0x10),
BPP = 32,
};
current_offset += 2;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint width = file.View.ReadUInt32 (current_offset+8);
uint height = file.View.ReadUInt32 (current_offset+12);
var entry = new Entry
{
Name = string.Format ("{0}#{1:D2}", base_name, i),
Type = "image",
Offset = current_offset,
Size = 0x10 + 4*width*height,
};
dir.Add (entry);
current_offset += entry.Size;
}
return new AnmArchive (file, this, dir, base_info);
}
public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
{
var base_info = ((AnmArchive)arc).ImageInfo;
var input = arc.File.CreateStream (entry.Offset, entry.Size);
return new An00Decoder (input, base_info);
}
}
internal class An00Decoder : BinaryImageDecoder
{
public An00Decoder (IBinaryStream input, ImageMetaData base_info) : base (input)
{
Info = new ImageMetaData
{
OffsetX = base_info.OffsetX + m_input.ReadInt32(),
OffsetY = base_info.OffsetY + m_input.ReadInt32(),
Width = m_input.ReadUInt32(),
Height = m_input.ReadUInt32(),
BPP = 32,
};
}
protected override ImageData GetImageData ()
{
m_input.Position = 0x10;
int stride = 4*(int)Info.Width;
var pixels = m_input.ReadBytes (stride*(int)Info.Height);
return ImageData.CreateFlipped (Info, PixelFormats.Bgra32, null, pixels, stride);
}
}
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[Export(typeof(ArchiveFormat))]
public class An20Opener : ArchiveFormat
{
public override string Tag { get { return "AN20/KAGUYA"; } }
public override string Description { get { return "KaGuYa script engine animation resource"; } }
public override uint Signature { get { return 0x30324E41; } } // 'AN20'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public An20Opener ()
{
Extensions = new string[] { "anm" };
}
public override ArcFile TryOpen (ArcView file)
{
int table_count = file.View.ReadInt16 (4);
uint current_offset = 8;
for (int i = 0; i < table_count; ++i)
{
switch (file.View.ReadByte (current_offset++))
{
case 0: break;
case 1: current_offset += 8; break;
case 2:
case 3:
case 4:
case 5: current_offset += 4; break;
default: return null;
}
}
current_offset += 2 + file.View.ReadUInt16 (current_offset) * 8u;
int count = file.View.ReadInt16 (current_offset);
if (!IsSaneCount (count))
return null;
current_offset += 2;
var base_info = new ImageMetaData
{
OffsetX = file.View.ReadInt32 (current_offset),
OffsetY = file.View.ReadInt32 (current_offset+4),
Width = file.View.ReadUInt32 (current_offset+8),
Height = file.View.ReadUInt32 (current_offset+12),
BPP = 32,
};
current_offset += 0x10;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint width = file.View.ReadUInt32 (current_offset+8);
uint height = file.View.ReadUInt32 (current_offset+0x0C);
uint depth = file.View.ReadUInt32 (current_offset+0x10);
var entry = new Entry
{
Name = string.Format ("{0}#{1:D2}", base_name, i),
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Type = "image",
Offset = current_offset,
Size = 0x14 + depth*width*height,
};
dir.Add (entry);
current_offset += entry.Size;
}
return new AnmArchive (file, this, dir, base_info);
}
public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
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{
var base_info = ((AnmArchive)arc).ImageInfo;
var input = arc.File.CreateStream (entry.Offset, entry.Size);
return new An20Decoder (input, base_info);
}
}
internal class An20Decoder : BinaryImageDecoder
{
public An20Decoder (IBinaryStream input, ImageMetaData base_info) : base (input)
{
Info = new ImageMetaData
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{
OffsetX = base_info.OffsetX + m_input.ReadInt32(),
OffsetY = base_info.OffsetY + m_input.ReadInt32(),
Width = m_input.ReadUInt32(),
Height = m_input.ReadUInt32(),
BPP = m_input.ReadInt32() * 8,
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};
}
protected override ImageData GetImageData ()
{
m_input.Position = 0x14;
int stride = Info.BPP/8*(int)Info.Width;
var pixels = m_input.ReadBytes (stride*(int)Info.Height);
return ImageData.CreateFlipped (Info, GetFormat(), null, pixels, stride);
}
PixelFormat GetFormat ()
{
switch (Info.BPP)
{
case 8: return PixelFormats.Gray8;
case 24: return PixelFormats.Bgr24;
case 32: return PixelFormats.Bgra32;
default: throw new InvalidFormatException();
}
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}
}
}