how to apply dct code on each color plane of an RGB image

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namita chandrakar
namita chandrakar le 7 Jan 2015
Réponse apportée : David Young le 7 Jan 2015
i understand how to separate a 3d color image into its rgb color planes written below but how to apply the dct to each plane?
% Extract the individual red, green, and blue color channels.
R= rgbImage(:, :, 1);
G= rgbImage(:, :, 2);
B= rgbImage(:, :, 3);

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David Young
David Young le 7 Jan 2015
Rtrans = dct2(R);
etc.

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