Gamma Adjustment GUI: rgbgui.bgChannelSelect(h,e) - File Exchange

Code covered by the BSD License

Highlights from
Gamma Adjustment GUI

rgbGUI(varargin) RGBGUI Interactive gamma adjustment tool for images.
rgbgui.adjGamma(hObject,event... ADJGAMMA Interface for adjusting image gamma values.
rgbgui.bgChannelSelect(h,e) BGCHANNELSELECT Switches color channels.
rgbgui.btnCancelCallback(h,e) BTNCANCELCALLBACK closes the GUI.
rgbgui.btnDoneCallback(h,e) BTNDONECALLBACK updates the output and closes the GUI.
rgbgui.figClose(h,e) RGBGUICLOSEREQUESTFCN
rgbgui.procinput(img) PROCINPUT Parses input to RGBGUI and returns an image handle and matrix.
rgbgui.setChannels(h,e) SETCHANNELS Initialize channel buttons and gamma plot
tools.currentPoint(ax,snap,to... CURRENTPOINT returns the current point in the axes.
tools.gamma.apply(x,y,I) APPLY applies a gamma curve to an image.
tools.gamma.curve(x,y,I) CURVE returns a gamma curve
rgb_demo.m
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from Gamma Adjustment GUI by Eric Johnson
RGBGUI is an interactive gamma adjustment tool for grayscale and RGB (true color) images.

rgbgui.bgChannelSelect(h,e)

function bgChannelSelect(h,e)
%BGCHANNELSELECT Switches color channels.

% Copyright 2010 The MathWorks, Inc.

data = guidata(h);

hSelected = get(h,'SelectedObject');
switch hSelected 
    case data.rbRed
        k = 1;
    case data.rbGreen
        k = 2;
    case data.rbBlue
        k = 3;
    case data.rbGray
        k = 1;
end
data.k = k;
guidata(h,data);

rgbgui.adjGamma(h,e);

Highlights from Gamma Adjustment GUI

Highlights from
Gamma Adjustment GUI