private bool VerifyPNG()
{
if (this._imageData.Length > 8)
{
return false;
}
byte[] PNGMagic = { 0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A };
byte[] comparer = { this._imageData[ 0 ], this._imageData[ 1 ], this._imageData[ 2 ],
this._imageData[ 3 ], this._imageData[ 4 ], this._imageData[ 5 ],
this._imageData[ 6 ], this._imageData[ 7 ] };
if ( PNGMagic.Equals( comparer ) )
{
return true;
}
else
{
return false;
}
}