public Reader(Stream input, CpbMetaData info)
{
m_width = (int)info.Width;
m_height = (int)info.Height;
m_info = info;
m_bpp = info.BPP;
m_channel = info.Channel;
m_output = new byte[m_width * m_height * 4];
if (8 == m_bpp)
{
Format = PixelFormats.Indexed8;
}
else if (24 == m_bpp)
{
Format = PixelFormats.Bgr32;
}
else
{
Format = PixelFormats.Bgra32;
}
m_input = input;
m_input.Position = info.DataOffset;
if (1 == m_info.Version)
{
StreamMap = new byte[] { 0, 3, 1, 2 };
ChannelMap = new byte[] { 3, 0, 1, 2 };
}
else
{
StreamMap = new byte[] { 0, 1, 2, 3 };
ChannelMap = new byte[] { 2, 1, 0, 3 };
}
}
public override ImageMetaData ReadMetaData(Stream stream)
{
stream.Seek(5, SeekOrigin.Current);
int bpp = stream.ReadByte();
if (24 != bpp && 32 != bpp)
{
throw new NotSupportedException("Not supported CPB image format");
}
using (var input = new ArcView.Reader(stream))
{
int version = input.ReadInt16();
if (1 != version)
{
throw new NotSupportedException("Not supported CPB image version");
}
var info = new CpbMetaData();
info.BPP = bpp;
input.ReadUInt32();
info.Width = input.ReadUInt16();
info.Height = input.ReadUInt16();
info.Channel[0] = input.ReadUInt32(); // Alpha
info.Channel[1] = input.ReadUInt32();
info.Channel[2] = input.ReadUInt32();
info.Channel[3] = input.ReadUInt32();
return(info);
}
}
public override ImageMetaData ReadMetaData(IBinaryStream file)
{
file.Position = 4;
int type = file.ReadByte();
int bpp = file.ReadByte();
if (24 != bpp && 32 != bpp)
{
throw new NotSupportedException("Not supported CPB image format");
}
int version = file.ReadInt16();
if (1 != version && 0 != version)
{
throw new NotSupportedException("Not supported CPB image version");
}
var info = new CpbMetaData {
Type = type,
Version = version,
BPP = bpp,
};
if (1 == version)
{
file.ReadUInt32();
info.Width = file.ReadUInt16();
info.Height = file.ReadUInt16();
info.Channel[0] = file.ReadUInt32();
info.Channel[1] = file.ReadUInt32();
info.Channel[2] = file.ReadUInt32();
info.Channel[3] = file.ReadUInt32();
}
else
{
info.Width = file.ReadUInt16();
info.Height = file.ReadUInt16();
file.ReadUInt32();
info.Channel[0] = file.ReadUInt32();
info.Channel[1] = file.ReadUInt32();
info.Channel[2] = file.ReadUInt32();
info.Channel[3] = file.ReadUInt32();
}
info.DataOffset = (uint)file.Position;
return(info);
}
public Reader(Stream input, CpbMetaData info)
{
m_width = (int)info.Width;
m_height = (int)info.Height;
m_bpp = info.BPP;
m_channel = info.Channel;
m_output = new byte[m_width * m_height * 4];
if (8 == m_bpp)
{
Format = PixelFormats.Indexed8;
}
else if (24 == m_bpp)
{
Format = PixelFormats.Bgr32;
}
else
{
Format = PixelFormats.Bgra32;
}
m_input = input;
}
public override ImageMetaData ReadMetaData(Stream stream)
{
stream.Seek (4, SeekOrigin.Current);
int type = stream.ReadByte();
int bpp = stream.ReadByte();
if (24 != bpp && 32 != bpp)
throw new NotSupportedException ("Not supported CPB image format");
using (var input = new ArcView.Reader (stream))
{
int version = input.ReadInt16 ();
if (1 != version && 0 != version)
throw new NotSupportedException ("Not supported CPB image version");
var info = new CpbMetaData {
Type = type,
Version = version,
BPP = bpp,
};
if (1 == version)
{
input.ReadUInt32();
info.Width = input.ReadUInt16();
info.Height = input.ReadUInt16();
info.Channel[0] = input.ReadUInt32();
info.Channel[1] = input.ReadUInt32();
info.Channel[2] = input.ReadUInt32();
info.Channel[3] = input.ReadUInt32();
}
else
{
info.Width = input.ReadUInt16();
info.Height = input.ReadUInt16();
input.ReadUInt32();
info.Channel[0] = input.ReadUInt32();
info.Channel[1] = input.ReadUInt32();
info.Channel[2] = input.ReadUInt32();
info.Channel[3] = input.ReadUInt32();
}
info.DataOffset = (uint)stream.Position;
return info;
}
}
public Reader(Stream input, CpbMetaData info)
{
m_width = (int)info.Width;
m_height = (int)info.Height;
m_info = info;
m_bpp = info.BPP;
m_channel = info.Channel;
m_output = new byte[m_width * m_height * 4];
if (8 == m_bpp)
Format = PixelFormats.Indexed8;
else if (24 == m_bpp)
Format = PixelFormats.Bgr32;
else
Format = PixelFormats.Bgra32;
m_input = input;
m_input.Position = info.DataOffset;
if (1 == m_info.Version)
{
StreamMap = new byte[] { 0, 3, 1, 2 };
ChannelMap = new byte[] { 3, 0, 1, 2 };
}
else
{
StreamMap = new byte[] { 0, 1, 2, 3 };
ChannelMap = new byte[] { 2, 1, 0, 3 };
}
}
