public override Stream OpenEntry(ArcFile arc, Entry entry)
{
// emulate TGA image
var offset = entry.Offset;
var info = new Hg2MetaData
{
HeaderSize = 0x4C,
Width = arc.File.View.ReadUInt32(offset),
Height = arc.File.View.ReadUInt32(offset + 4),
BPP = arc.File.View.ReadInt32(offset + 8),
DataPacked = arc.File.View.ReadInt32(offset + 0x14),
DataUnpacked = arc.File.View.ReadInt32(offset + 0x18),
CtlPacked = arc.File.View.ReadInt32(offset + 0x1C),
CtlUnpacked = arc.File.View.ReadInt32(offset + 0x20),
CanvasWidth = arc.File.View.ReadUInt32(offset + 0x2C),
CanvasHeight = arc.File.View.ReadUInt32(offset + 0x30),
OffsetX = arc.File.View.ReadInt32(offset + 0x34),
OffsetY = arc.File.View.ReadInt32(offset + 0x38),
};
using (var input = arc.File.CreateStream(entry.Offset, entry.Size))
using (var reader = new Hg2Reader(input, info))
{
return(TgaStream.Create(info, reader.Unpack(), true));
}
}
public override ImageData Read(Stream stream, ImageMetaData info)
{
using (var reader = new Hg2Reader(stream, (Hg2MetaData)info))
{
var pixels = reader.Unpack();
var format = 24 == info.BPP ? PixelFormats.Bgr24 : PixelFormats.Bgra32;
return(ImageData.CreateFlipped(info, format, null, pixels, reader.Stride));
}
}
public override ImageData Read(IBinaryStream stream, ImageMetaData info)
{
using (var reader = new Hg2Reader(stream, (Hg2MetaData)info))
return(reader.Image);
}
