コード例 #1
0
        private TiffYCbCrConverter8(TiffRational[] luma, TiffRational[] referenceBlackWhite)
        {
            _expanderY     = new CodingRangeExpander(referenceBlackWhite[0], referenceBlackWhite[1], 255);
            _expanderCb    = new CodingRangeExpander(referenceBlackWhite[2], referenceBlackWhite[3], 127);
            _expanderCr    = new CodingRangeExpander(referenceBlackWhite[4], referenceBlackWhite[5], 127);
            _converterFrom = new YCbCrToRgbConverter(luma[0], luma[1], luma[2]);

            _shrinkerY   = new CodingRangeShrinker(referenceBlackWhite[0], referenceBlackWhite[1], 255);
            _shrinkerCb  = new CodingRangeShrinker(referenceBlackWhite[2], referenceBlackWhite[3], 127);
            _shrinkerCr  = new CodingRangeShrinker(referenceBlackWhite[4], referenceBlackWhite[5], 127);
            _converterTo = new RgbToYCbCrConverter(luma[0], luma[1], luma[2]);
        }
        public static YCbCrPixel[,] Convert(RgbPixel[,] matrix)
        {
            var height          = matrix.GetLength(0);
            var width           = matrix.GetLength(1);
            var convertedMatrix = new YCbCrPixel[height, width];

            for (var i = 0; i < height; i++)
            {
                for (var j = 0; j < width; j++)
                {
                    convertedMatrix[i, j] = RgbToYCbCrConverter.Convert(matrix[i, j]);
                }
            }
            return(convertedMatrix);
        }
 public void Rgb_ConvertToYCbCrAndBack_SameResult()
 {
     var rgb    = new RgbPixel(50, 150, 255);
     var yCbCr  = RgbToYCbCrConverter.Convert(rgb);
     var newRgb = YCbCrToRgbConverter.Convert(yCbCr);
 }