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/************************************************************************ * * yuv2rgb.c, colour space conversion for tmndecode (H.263 decoder) */ #include "config.h" #include "tmndec.h"

#define RGB888_Black 0x00000000 #define RGB888_DarkBlue 0x0000007f #define RGB888_DarkGreen 0x00007f00 #define RGB888_DarkCyan 0x00007f7f #define RGB888_DarkRed 0x007f0000 #define RG

function [rout,g,b] = hsv2rgb(h,s,v) %HSV2RGB Convert hue-saturation-value colors to red-green-blue. % M = HSV2RGB(H) converts an HSV color map to an RGB color map. % Each map is a matrix with

function [h,s,v] = rgb2hsv(r,g,b) %RGB2HSV Convert red-green-blue colors to hue-saturation-value. % H = RGB2HSV(M) converts an RGB color map to an HSV color map. % Each map is a matrix with any

% HSV2<mark>RGB</mark> HSV(怓憡-嵤搙-抣)僇儔乕儅僢僾傪<mark>RGB</mark>(愒-椢-惵)偵曄姺 % % M = HSV2<mark>RGB</mark>(H) 偼丄HSV僇儔乕儅僢僾傪<mark>RGB</mark>僇儔乕儅僢僾偵曄姺偟傑偡丅 % 奺儅僢僾偼丄擟堄偺峴悢傪傕偮3楍偺峴楍偱丄梫慺偼0偐傜1偺嬫娫偺抣偱偡丅 % 擖椡峴楍 H 偺楍偼丄偦傟偧傟怓憡丄嵤搙丄抣傪昞傢偟傑偡丅 % 弌椡峴楍 M 偺楍偼丄偦傟偧傟愒丄椢丄惵偺嫮搙傪昞傢偟傑 ...

function g = rgb2grayKPM(rgb) % function g = rgb2grayKPM(rgb) % rgb2grayKPM Like the built-in function, but if r is already gray, does not cause an error [nr nc ncolors] = size(rgb); if ncolors

module YCrCb2RGB ( R, G, B, clk, rst, Y, Cr, Cb ); /* R=1.164*(Y-16)+1.596*(Cr-128) G=1.164*(Y-16)-0.813*(Cr-128)-0.392*(Cb-128) B=1.164*(Y-16)+1.596*(Cr-128) */ output [7:0] R, G, B; input

%RGB2XYZ Convert RGB to XYZ color space % % [x, y, z] = RGB2XYZ(r, g, b) % xyz = RGB2XYZ(rgb) % % Convert (R,G,B) coordinates to (X,Y,Z) color space. % If RGB (or R, G, B) have more than one row, then