Histogram is a free iMovie plug-in that calculates, and then displays a number of histograms (statistical data) regarding your clip. Histogram can display information about your clip's brightness, red, green, blue, cyan, magenta, yello, hue, saturation, or brightness. It can display these histograms in a varieties of formats, colors, and at arbitrary sizes. you can also set the resolution of the histogram (from 256 to 8 bands per histogram), the background color, and opacity.
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