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(GameSystem): support PureMail archives.

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This commit is contained in:
morkt
2017-02-13 20:13:20 +04:00
parent f6f989dd2f
commit 2df8145f83
6 changed files with 260 additions and 29 deletions
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19
ArcFormats/GameSystem/ImageCHR.cs
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@@ -32,6 +32,7 @@ namespace GameRes.Formats.GameSystem
{
internal class ChrMetaData : ImageMetaData
{
public uint DataOffset;
public int RgbSize;
}
@@ -65,14 +66,14 @@ namespace GameRes.Formats.GameSystem
OffsetY = y,
BPP = 32,
RgbSize = rgb_size,
DataOffset = 0x20,
};
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var reader = new ChrReader (file, (ChrMetaData)info);
var pixels = reader.Unpack();
return ImageData.CreateFlipped (info, PixelFormats.Bgra32, null, pixels, reader.Stride);
return reader.Image;
}
public override void Write (Stream file, ImageData image)
@@ -81,9 +82,8 @@ namespace GameRes.Formats.GameSystem
}
}
internal sealed class ChrReader
internal class ChrReader : BinaryImageDecoder
{
IBinaryStream m_input;
ChrMetaData m_info;
byte[] m_output;
int m_stride;
@@ -91,14 +91,19 @@ namespace GameRes.Formats.GameSystem
public byte[] Data { get { return m_output; } }
public int Stride { get { return m_stride; } }
public ChrReader (IBinaryStream input, ChrMetaData info)
public ChrReader (IBinaryStream input, ChrMetaData info) : base (input, info)
{
m_input = input;
m_info = info;
m_stride = (int)m_info.Width * 4;
m_output = new byte[m_stride * (int)m_info.Height];
}
protected override ImageData GetImageData ()
{
var pixels = Unpack();
return ImageData.CreateFlipped (Info, PixelFormats.Bgra32, null, pixels, Stride);
}
public byte[] Unpack ()
{
UnpackBaseline();
@@ -114,7 +119,7 @@ namespace GameRes.Formats.GameSystem
public byte[] UnpackBaseline ()
{
m_input.Position = 0x20;
m_input.Position = m_info.DataOffset;
UnpackRgb ((int)m_info.Height);
return m_output;
}