// TODO: Fix this to be like Ogre
public override void EncodeToFile(Stream input, string fileName, object codecData)
{
int imageID;
// create and bind a new image
Il.ilGenImages(1, out imageID);
Il.ilBindImage(imageID);
byte[] buffer = new byte[input.Length];
input.Read(buffer, 0, buffer.Length);
ImageData data = (ImageData)codecData;
ILFormat ilfmt = ILUtil.ConvertToILFormat(data.format);
// stuff the data into the image
Il.ilTexImage(data.width, data.height, 1, (byte)ilfmt.channels, ilfmt.format, ilfmt.type, buffer);
if (data.flip)
{
// flip the image
Ilu.iluFlipImage();
}
// save the image to file
Il.ilSaveImage(fileName);
// delete the image
Il.ilDeleteImages(1, ref imageID);
}
//-----------------------------------------------------------------------
public static void ToAxiom(PixelBox dst)
{
if (!dst.Consecutive)
{
throw new NotImplementedException("Destination must currently be consecutive");
}
if (dst.Width != Il.ilGetInteger(Il.IL_IMAGE_WIDTH) ||
dst.Height != Il.ilGetInteger(Il.IL_IMAGE_HEIGHT) ||
dst.Depth != Il.ilGetInteger(Il.IL_IMAGE_DEPTH))
{
throw new AxiomException("Destination dimensions must equal IL dimension");
}
int ilfmt = Il.ilGetInteger(Il.IL_IMAGE_FORMAT);
int iltp = Il.ilGetInteger(Il.IL_IMAGE_TYPE);
// Check if in-memory format just matches
// If yes, we can just copy it and save conversion
ILFormat ifmt = ILUtil.ConvertToILFormat(dst.Format);
if (ifmt.format == ilfmt && ILabs(ifmt.type) == ILabs(iltp))
{
int size = Il.ilGetInteger(Il.IL_IMAGE_SIZE_OF_DATA);
// Copy from the IL structure to our buffer
PixelUtil.CopyBytes(dst.Data, dst.Offset, Il.ilGetData(), 0, size);
return;
}
// Try if buffer is in a known OGRE format so we can use OGRE its
// conversion routines
PixelFormat bufFmt = ILUtil.ConvertFromILFormat(ilfmt, iltp);
ifmt = ILUtil.ConvertToILFormat(bufFmt);
if (ifmt.format == ilfmt && ILabs(ifmt.type) == ILabs(iltp))
{
// IL format matches another OGRE format
PixelBox src = new PixelBox(dst.Width, dst.Height, dst.Depth, bufFmt, Il.ilGetData());
PixelUtil.BulkPixelConversion(src, dst);
return;
}
#if NOT
// The extremely slow method
if (iltp == Il.IL_UNSIGNED_BYTE || iltp == Il.IL_BYTE)
{
ilToOgreInternal(static_cast <uint8 *>(dst.data), dst.format, (uint8)0x00, (uint8)0x00, (uint8)0x00, (uint8)0xFF);
}
else if (iltp == IL_FLOAT)
{
ilToOgreInternal(static_cast <uint8 *>(dst.data), dst.format, 0.0f, 0.0f, 0.0f, 1.0f);
}
else if (iltp == IL_SHORT || iltp == IL_UNSIGNED_SHORT)
{
ilToOgreInternal(static_cast <uint8 *>(dst.data), dst.format,
(uint16)0x0000, (uint16)0x0000, (uint16)0x0000, (uint16)0xFFFF);
}
else
{
OGRE_EXCEPT(Exception::UNIMPLEMENTED_FEATURE,
"Cannot convert this DevIL type",
"ILUtil::ilToOgre");
}
#else
throw new NotImplementedException("Cannot convert this DevIL type");
#endif
}