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https://github.com/crskycode/GARbro.git
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IBinaryStream migration.
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@@ -67,31 +67,29 @@ namespace GameRes.Formats.FC01
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set { KnownKeys = ((McgScheme)value).KnownKeys; }
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}
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public override ImageMetaData ReadMetaData (Stream stream)
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public override ImageMetaData ReadMetaData (IBinaryStream stream)
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{
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byte[] header = new byte[0x40];
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if (header.Length != stream.Read (header, 0, header.Length))
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return null;
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var header = stream.ReadHeader (0x40);
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if (header[5] != '.')
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return null;
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int version = header[4] * 100 + header[6] * 10 + header[7] - 0x14D0;
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if (version != 200 && version != 101)
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throw new NotSupportedException ("Not supported MCG format version");
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int header_size = LittleEndian.ToInt32 (header, 0x10);
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int header_size = header.ToInt32 (0x10);
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if (header_size < 0x40)
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return null;
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int bpp = LittleEndian.ToInt32 (header, 0x24);
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int bpp = header.ToInt32 (0x24);
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if (24 != bpp)
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throw new NotSupportedException ("Not supported MCG image bitdepth");
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return new McgMetaData
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{
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Width = LittleEndian.ToUInt32 (header, 0x1c),
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Height = LittleEndian.ToUInt32 (header, 0x20),
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OffsetX = LittleEndian.ToInt32 (header, 0x14),
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OffsetY = LittleEndian.ToInt32 (header, 0x18),
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Width = header.ToUInt32 (0x1c),
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Height = header.ToUInt32 (0x20),
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OffsetX = header.ToInt32 (0x14),
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OffsetY = header.ToInt32 (0x18),
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BPP = bpp,
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DataOffset = header_size,
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PackedSize = LittleEndian.ToInt32 (header, 0x38) - header_size,
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PackedSize = header.ToInt32 (0x38) - header_size,
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Version = version,
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};
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}
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@@ -99,7 +97,7 @@ namespace GameRes.Formats.FC01
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// cache key value so that dialog does not pop up on every file accessed.
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byte? LastKey = null;
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public override ImageData Read (Stream stream, ImageMetaData info)
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public override ImageData Read (IBinaryStream stream, ImageMetaData info)
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{
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var meta = (McgMetaData)info;
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byte key = Settings.Default.MCGLastKey;
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@@ -113,7 +111,7 @@ namespace GameRes.Formats.FC01
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else
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key = LastKey.Value;
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}
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var reader = new McgDecoder (stream, meta, key);
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var reader = new McgDecoder (stream.AsStream, meta, key);
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reader.Unpack();
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if (reader.Key != 0)
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LastKey = reader.Key;
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