public byte[] GeneratePayload(KeyBitmap keyBitmap)
{
var rawData = keyBitmap.GetScaledVersion(ImgWidth, ImgWidth);
var bmp = new byte[ImgWidth * ImgWidth * ColorChannels + BmpHeader.Length];
Array.Copy(BmpHeader, 0, bmp, 0, BmpHeader.Length);
if (rawData != null)
{
for (var y = 0; y < ImgWidth; y++)
{
for (var x = 0; x < ImgWidth; x++)
{
var src = (y * ImgWidth + x) * ColorChannels;
var tar = ((ImgWidth - x - 1) * ImgWidth + y) * ColorChannels + BmpHeader.Length;
bmp[tar + 0] = rawData[src + 0];
bmp[tar + 1] = rawData[src + 1];
bmp[tar + 2] = rawData[src + 2];
}
}
}
return(bmp);
}
public byte[] GeneratePayload(KeyBitmap keyBitmap)
{
var rawData = keyBitmap.GetScaledVersion(imgWidth, imgWidth);
var bmp = new byte[imgWidth * imgWidth * colorChannels + bmpHeader.Length];
Array.Copy(bmpHeader, 0, bmp, 0, bmpHeader.Length);
if (rawData != null)
{
for (int y = 0; y < imgWidth; y++)
{
for (int x = 0; x < imgWidth; x++)
{
var src = (y * imgWidth + x) * colorChannels;
var tar = ((imgWidth - x - 1) * imgWidth + y) * colorChannels + bmpHeader.Length;
bmp[tar + 0] = rawData[src + 0];
bmp[tar + 1] = rawData[src + 1];
bmp[tar + 2] = rawData[src + 2];
}
}
}
return(bmp);
}
public byte[] GeneratePayload(KeyBitmap keyBitmap)
{
var rawData = keyBitmap.GetScaledVersion(imgSize, imgSize);
if (rawData is null)
{
return(GetNullImage());
}
return(EncodeImageToJpg(rawData));
}