/// <summary>
/// Locks this bitmap into memory and returns a FastBitmap that can be used to manipulate its pixels
/// </summary>
/// <param name="bitmap">The bitmap to lock</param>
/// <param name="lockFormat">The underlying pixel format to use when locking the bitmap</param>
/// <returns>A locked FastBitmap</returns>
public static FastBitmap FastLock(this Bitmap bitmap, FastBitmapLockFormat lockFormat)
{
var fast = new FastBitmap(bitmap);
fast.Lock(lockFormat);
return(fast);
}
/// <summary>
/// Locks the bitmap to start the bitmap operations. If the bitmap is already locked,
/// an exception is thrown.
///
/// The provided pixel format should be a 32bpp format.
/// </summary>
/// <param name="pixelFormat">A pixel format to use when locking the underlying bitmap</param>
/// <returns>A fast bitmap locked struct that will unlock the underlying bitmap after disposal</returns>
/// <exception cref="InvalidOperationException">The bitmap is already locked</exception>
/// <exception cref="Exception">The locking operation in the underlying bitmap failed</exception>
/// <exception cref="InvalidOperationException">The bitmap is already locked outside this fast bitmap</exception>
public FastBitmapLocker Lock(FastBitmapLockFormat pixelFormat)
{
if (Locked)
{
throw new InvalidOperationException("Unlock must be called before a Lock operation");
}
return(Lock(ImageLockMode.ReadWrite, (PixelFormat)pixelFormat));
}
