public static bool ConvertFromDdsAndSave(Stream ms, string outfilename, ESaveFileTypes filetype, bool vflip = false, bool hflip = false)
{
byte[] rentedBuffer = null;
try
{
var offset = 0;
var len = checked ((int)ms.Length);
rentedBuffer = ArrayPool <byte> .Shared.Rent(len);
int readBytes;
while (offset < len &&
(readBytes = ms.Read(rentedBuffer, offset, len - offset)) > 0)
{
offset += readBytes;
}
var outDir = new FileInfo(outfilename).Directory.FullName;
Directory.CreateDirectory(outDir);
var fileName = Path.GetFileNameWithoutExtension(outfilename);
var extension = filetype.ToString().ToLower();
var newpath = Path.Combine(outDir, $"{fileName}.{extension}");
//TexconvNative.ConvertAndSaveDdsImage(rentedBuffer, newpath, filetype, vflip, hflip);
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
var buffer = Array.Empty <byte>();
using (var blob = new ManagedBlob())
{
var l = TexconvNative.ConvertFromDds(rentedBuffer, blob.GetBlob(), filetype, vflip, hflip);
buffer = blob.GetBytes();
}
File.WriteAllBytes(newpath, buffer);
}
else
{
throw new NotImplementedException();
}
}
finally
{
if (rentedBuffer is object)
{
ArrayPool <byte> .Shared.Return(rentedBuffer);
}
}
return(true);
}
public static long ConvertToDds(byte[] inBuff, Blob blob, ESaveFileTypes filetype, DXGI_FORMAT format, bool vflip = false, bool hflip = false) => _ConvertToDds(inBuff, inBuff.Length, blob, filetype, format, vflip, hflip);
public static long ConvertFromDds(byte[] inBuffer, Blob blob, ESaveFileTypes filetype, bool vflip = false, bool hflip = false) => _ConvertFromDds(inBuffer, inBuffer.Length, blob, filetype, vflip, hflip);
private static extern long _ConvertToDds(byte[] inBuff, int inBufferLength, Blob blob, ESaveFileTypes filetype, DXGI_FORMAT format, bool vflip, bool hflip);
private static extern long _ConvertFromDds(byte[] inBuffer, int inBufferLength, Blob blob, ESaveFileTypes filetype, bool vflip = false, bool hflip = false);
