mirror of
https://github.com/crskycode/GARbro.git
synced 2026-07-08 01:30:18 +08:00
IBinaryStream migration.
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@@ -96,7 +96,7 @@ namespace GameRes.Formats.Propeller
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{
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var bmp = new byte[(entry as PackedEntry).UnpackedSize];
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Decompress (input, bmp);
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return new MemoryStream (bmp);
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return new BinMemoryStream (bmp, entry.Name);
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}
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}
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@@ -81,7 +81,7 @@ namespace GameRes.Formats.Propeller
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var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
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for (int i = 0; i < data.Length; ++i)
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data[i] ^= 0x88;
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return new MemoryStream (data);
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return new BinMemoryStream (data, entry.Name);
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}
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}
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}
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@@ -45,60 +45,57 @@ namespace GameRes.Formats.Propeller
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public override string Description { get { return "Propeller image format"; } }
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public override uint Signature { get { return 0; } }
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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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using (var reader = new ArcView.Reader (stream))
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int count = stream.ReadInt16();
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if (count <= 0 || count >= 0x100)
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return null;
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int offset;
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if (count > 1)
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{
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int count = reader.ReadInt16();
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if (count <= 0 || count >= 0x100)
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offset = stream.ReadInt32();
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if (offset != 2 + count * 4)
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return null;
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int offset;
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if (count > 1)
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}
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else
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offset = 2;
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stream.Position = offset;
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int unpacked_size = stream.ReadInt32();
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int packed_size = stream.ReadInt32();
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offset += 8;
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if (offset + packed_size > stream.Length)
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return null;
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byte[] header = new byte[0x36];
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if (0x36 != MgrOpener.Decompress (stream.AsStream, header)
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|| header[0] != 'B' || header[1] != 'M')
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return null;
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using (var bmp = new BinMemoryStream (header, stream.Name))
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{
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var info = Bmp.ReadMetaData (bmp);
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if (null == info)
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return null;
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return new MgrMetaData
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{
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offset = reader.ReadInt32();
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if (offset != 2 + count * 4)
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return null;
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}
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else
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offset = 2;
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stream.Position = offset;
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int unpacked_size = reader.ReadInt32();
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int packed_size = reader.ReadInt32();
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offset += 8;
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if (offset + packed_size > stream.Length)
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return null;
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byte[] header = new byte[0x36];
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if (0x36 != MgrOpener.Decompress (stream, header)
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|| header[0] != 'B' || header[1] != 'M')
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return null;
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using (var bmp = new MemoryStream (header))
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{
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var info = Bmp.ReadMetaData (bmp);
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if (null == info)
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return null;
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return new MgrMetaData
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{
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Width = info.Width,
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Height = info.Height,
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BPP = info.BPP,
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Offset = offset,
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PackedSize = packed_size,
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UnpackedSize = unpacked_size,
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};
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}
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Width = info.Width,
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Height = info.Height,
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BPP = info.BPP,
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Offset = offset,
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PackedSize = packed_size,
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UnpackedSize = unpacked_size,
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};
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}
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}
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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 = (MgrMetaData)info;
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stream.Position = meta.Offset;
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var data = new byte[meta.UnpackedSize];
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if (data.Length != MgrOpener.Decompress (stream, data))
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if (data.Length != MgrOpener.Decompress (stream.AsStream, data))
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throw new InvalidFormatException();
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if (meta.BPP != 32)
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{
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using (var bmp = new MemoryStream (data))
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using (var bmp = new BinMemoryStream (data, stream.Name))
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return Bmp.Read (bmp, info);
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}
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// special case for 32bpp bitmaps with alpha-channel
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