SaveJPEGImageAsStream

function SaveJPEGImageAsStream(

  const aImageData: TpvPointer;

  const aImageWidth: TpvUInt32;

  const aImageHeight: TpvUInt32;

  const aStream: TStream;

  const aQuality: TpvInt32 = 99;

  const aFast: Boolean = False;

  const aChromaSubsampling: TpvInt32 = - 1

):Boolean;