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Remove BinaryReader from Dune2ShpReader.

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This commit is contained in:
Paul Chote
2013-05-31 19:46:33 +12:00
parent dd23e9598a
commit 6d8df80664
1 changed files with 16 additions and 18 deletions
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34
OpenRA.FileFormats/Graphics/Dune2ShpReader.cs
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@@ -36,23 +36,23 @@ namespace OpenRA.FileFormats
public readonly byte[] LookupTable;
public byte[] Image;
public Dune2ImageHeader(BinaryReader reader)
public Dune2ImageHeader(Stream s)
{
Flags = (Dune2ImageFlags)reader.ReadUInt16();
Slices = reader.ReadByte();
Width = reader.ReadUInt16();
Height = reader.ReadByte();
FileSize = reader.ReadUInt16();
DataSize = reader.ReadUInt16();
Flags = (Dune2ImageFlags)s.ReadUInt16();
Slices = s.ReadUInt8();
Width = s.ReadUInt16();
Height = s.ReadUInt8();
FileSize = s.ReadUInt16();
DataSize = s.ReadUInt16();
if (Flags == Dune2ImageFlags.L16_F80_F2_1 ||
Flags == Dune2ImageFlags.L16_F80_F2_2 ||
Flags == Dune2ImageFlags.Ln_F80_F2)
{
int n = Flags == Dune2ImageFlags.Ln_F80_F2 ? reader.ReadByte() : (byte)16;
int n = Flags == Dune2ImageFlags.Ln_F80_F2 ? s.ReadUInt8() : (byte)16;
LookupTable = new byte[n];
for (int i = 0; i < n; i++)
LookupTable[i] = reader.ReadByte();
LookupTable[i] = s.ReadUInt8();
}
else
{
@@ -78,16 +78,14 @@ namespace OpenRA.FileFormats
List<Dune2ImageHeader> headers = new List<Dune2ImageHeader>();
public Dune2ShpReader(Stream stream)
public Dune2ShpReader(Stream s)
{
BinaryReader reader = new BinaryReader(stream);
ImageCount = reader.ReadUInt16();
ImageCount = s.ReadUInt16();
//Last offset is pointer to end of file.
uint[] offsets = new uint[ImageCount + 1];
uint temp = reader.ReadUInt32();
uint temp = s.ReadUInt32();
//If fourth byte in file is non-zero, the offsets are two bytes each.
bool twoByteOffsets = (temp & 0xFF0000) > 0;
@@ -100,13 +98,13 @@ namespace OpenRA.FileFormats
offsets[0] = temp + 2;
for (int i = twoByteOffsets ? 2 : 1; i < ImageCount + 1; i++)
offsets[i] = (twoByteOffsets ? reader.ReadUInt16() : reader.ReadUInt32()) + 2;
offsets[i] = (twoByteOffsets ? s.ReadUInt16() : s.ReadUInt32()) + 2;
for (int i = 0; i < ImageCount; i++)
{
reader.BaseStream.Seek(offsets[i], SeekOrigin.Begin);
Dune2ImageHeader header = new Dune2ImageHeader(reader);
byte[] imgData = reader.ReadBytes(header.FileSize);
s.Seek(offsets[i], SeekOrigin.Begin);
Dune2ImageHeader header = new Dune2ImageHeader(s);
byte[] imgData = s.ReadBytes(header.FileSize);
header.Image = new byte[header.Height * header.Width];
//Decode image data