public override Stream Pack(ref Stream data)
{
// Convert the bitmap to a pvr
try
{
PvrTextureEncoder TextureEncoder = new PvrTextureEncoder(data, PixelFormat, DataFormat);
TextureEncoder.EnableGbix(GbixHeader);
if (GbixHeader)
TextureEncoder.WriteGbix(GlobalIndex);
if (CompressionFormat != PvrCompressionFormat.None)
TextureEncoder.SetCompressionFormat(CompressionFormat);
return TextureEncoder.GetTextureAsStream();
}
catch { return null; }
}
public bool EncodeTexture(byte[] BitmapData, string PixelFormatText, string DataFormatText, string CompressionFormatText, bool IncludeGI, uint GlobalIndex, out MemoryStream TextureData, out MemoryStream ClutData)
{
TextureData = null; // Set texture data to null
ClutData = null; // Set external clut data to null
// Get the Pixel, Data, and Compression Formats
PvrPixelFormat PixelFormat = GetPixelFormat(PixelFormatText);
PvrDataFormat DataFormat = GetDataFormat(DataFormatText);
PvrCompressionFormat CompressionFormat = GetCompressionFormat(CompressionFormatText);
if (PixelFormat == PvrPixelFormat.Unknown || DataFormat == PvrDataFormat.Unknown)
{
Console.WriteLine("ERROR: Unknown pixel or data format.");
return false;
}
// Load the bitmap
PvrTextureEncoder PvrTextureEncoder = new PvrTextureEncoder(BitmapData, (PvrPixelFormat)PixelFormat, (PvrDataFormat)DataFormat);
if (!PvrTextureEncoder.LoadSuccess())
{
Console.WriteLine("ERROR: Unable to load image, file is not a supported image,");
Console.WriteLine(" or image cannot be converted to the specified pixel/data formats.");
return false;
}
PvrTextureEncoder.WriteGbix(GlobalIndex);
if (CompressionFormat != PvrCompressionFormat.None)
PvrTextureEncoder.SetCompressionFormat(CompressionFormat);
// Output information to the console
PvrTextureInfo TextureInfo = (PvrTextureInfo)PvrTextureEncoder.GetTextureInfo();
Console.WriteLine();
Console.WriteLine("Texture Type : Pvr");
if (TextureInfo.CompressionFormat != PvrCompressionFormat.None)
Console.WriteLine("Compression : {0}", TextureInfo.CompressionFormat);
Console.WriteLine("Dimensions : {0}x{1}", TextureInfo.TextureWidth, TextureInfo.TextureHeight);
Console.WriteLine("Pixel Format : {0} ({1})", TextureInfo.PixelFormat.ToString("X2"), GetPixelFormatAsText(TextureInfo.PixelFormat));
Console.WriteLine("Data Format : {0} ({1})", TextureInfo.DataFormat.ToString("X2"), GetDataFormatAsText(TextureInfo.DataFormat));
Console.WriteLine();
// Encode the texture
try { TextureData = PvrTextureEncoder.GetTextureAsStream(); }
catch
{
Console.WriteLine("ERROR: Unable to encode texture.");
return false;
}
// Encode the clut (if it has one)
if (PvrTextureEncoder.NeedsExternalClut())
{
try { ClutData = PvrTextureEncoder.GetClutAsStream(); }
catch
{
Console.WriteLine("ERROR: Unable to encode clut.");
return false;
}
}
return true;
}