/// <summary>
/// Creates a new <see cref="PDFiumBitmap"/>. Unmanaged memory is allocated which must
/// be freed by calling <see cref="Dispose"/>.
/// </summary>
/// <param name="width">The width of the new bitmap.</param>
/// <param name="height">The height of the new bitmap.</param>
/// <param name="hasAlpha">A value indicating wheter the new bitmap has an alpha channel.</param>
/// <remarks>
/// A bitmap created with this overload always uses 4 bytes per pixel.
/// Depending on <paramref name="hasAlpha"/> the <see cref="Format"/> is then either
/// <see cref="BitmapFormats.FPDFBitmap_BGRA"/> or <see cref="BitmapFormats.FPDFBitmap_BGRx"/>.
/// </remarks>
public PDFiumBitmap(int width, int height, bool hasAlpha)
: this(PDFium.FPDFBitmap_Create(width, height, hasAlpha), hasAlpha ? BitmapFormats.FPDFBitmap_BGRA : BitmapFormats.FPDFBitmap_BGRx)
{
}