/// <summary>
/// Copy from a byte array to this buffer
/// </summary>
public void FromBytes(byte[] buffer, PixelFormats format)
{
int idxBuffer = 0;
int idxData = 0;
do
{
byte a = buffer[idxBuffer + format.AlphaOffset]; //alpha
byte r = buffer[idxBuffer + format.RedOffset]; //red
byte g = buffer[idxBuffer + format.GreenOffset]; //green
byte b = buffer[idxBuffer + format.BlueOffset]; //blue
Data[idxData] = (uint)(a << 24) | (uint)(r << 16) | (uint)(g << 8) | (uint)b;
idxBuffer += 4;;
idxData++;
}while (idxBuffer < buffer.Length);
}
/// <summary>
/// Convert this buffer to byte array. Assuming 32-bit pixel format
/// </summary>
public byte[] ToBytes(PixelFormats format)
{
byte[] buffer = new byte[Width * Height * 4];
int pixelOffset = 0;
int dataOffset = 0;
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
uint c = Data[dataOffset];
buffer[pixelOffset + format.AlphaOffset] = (byte)((c & 0xFF000000) >> 24); // alpha
buffer[pixelOffset + format.RedOffset] = (byte)((c & 0x00FF0000) >> 16); // red
buffer[pixelOffset + format.GreenOffset] = (byte)((c & 0x0000FF00) >> 8); // green
buffer[pixelOffset + format.BlueOffset] = (byte)((c & 0x000000FF)); // blue
dataOffset++;
pixelOffset += 4;
}
}
return(buffer);
}
/// <summary>
/// Convert this buffer to byte array. Assuming 32-bit pixel format
/// </summary>
public byte[] ToBytes(PixelFormats format)
{
byte[] buffer = new byte[Width * Height * 4];
int pixelOffset = 0;
int dataOffset = 0;
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
uint c = Data[dataOffset];
buffer[pixelOffset + format.AlphaOffset] = (byte)((c & 0xFF000000) >> 24); // alpha
buffer[pixelOffset + format.RedOffset] = (byte)((c & 0x00FF0000) >> 16); // red
buffer[pixelOffset + format.GreenOffset] = (byte)((c & 0x0000FF00) >> 8); // green
buffer[pixelOffset + format.BlueOffset] = (byte)((c & 0x000000FF)); // blue
dataOffset++;
pixelOffset += 4;
}
}
return buffer;
}
/// <summary>
/// Copy from a byte array to this buffer
/// </summary>
public void FromBytes(byte[] buffer, PixelFormats format)
{
int idxBuffer = 0;
int idxData = 0;
do
{
byte a = buffer[idxBuffer + format.AlphaOffset];//alpha
byte r = buffer[idxBuffer + format.RedOffset];//red
byte g = buffer[idxBuffer + format.GreenOffset];//green
byte b = buffer[idxBuffer + format.BlueOffset];//blue
Data[idxData] = (uint)(a << 24) | (uint)(r << 16) | (uint)(g << 8) | (uint)b;
idxBuffer += 4; ;
idxData++;
}
while (idxBuffer < buffer.Length);
}
