PixelFormat.h

// PixelFormat.h
//
 
namespace nkImages
{
    enum class PIXEL_FORMAT
    {
        UNKNOWN_FORMAT = 0, 
        R8,                 
        R8A8,               
        R8G8B8,             
        R8G8B8A8,           
        B8G8R8,             
        B8G8R8A8,           
        R16G16B16A16,       
        R32G32B32,          
        R32G32B32A32,       
        Y8U8V8_444,         
        Y8U8Y8V8_422,       
        Y8U8V8_420_SP,      
        Y8Y8U8Y8Y8V8_411,   
        BC1,                
        BC2,                
        BC3,                
        BC4,                
        BC5                 
    } ;
 
    class PixelFormatUtils final
    {
        public :
 
            // Conversions
            static PIXEL_FORMAT getRgbFromBgrFormat (PIXEL_FORMAT format) ;
            static PIXEL_FORMAT getEquivalentAlphaFormat (PIXEL_FORMAT format) ;
            static PIXEL_FORMAT getEquivalentNoAlphaFormat (PIXEL_FORMAT format) ;
            static unsigned int getFormatByteSize (PIXEL_FORMAT format) ;
            static unsigned int getFormatCompressionRatioWidth (PIXEL_FORMAT format) ;
            static unsigned int getFormatCompressionRatioHeight (PIXEL_FORMAT format) ;
            static bool isFormatCompressed (PIXEL_FORMAT format) ;
            static bool isFormatFloatingPoint (PIXEL_FORMAT format) ;
            static bool hasAlpha (PIXEL_FORMAT format) ;
    } ;
}