3.3. Channels Menu
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### 3.3. Channels Menu

Overview

  You can get the channel context menu by right clicking on a channel thumbnail. This menu gives the same operations on channels as those available from dialog buttons. The only difference concerns transformation to selection operations, each of them having its own entry in the menu.

  - Edit channel attributes, New channel, Raise channel, Lower channel, Duplicate channel, Delete channel: see Managing channels.

  - Channel to selection: Selection derived from channel replaces any previous active selection.

  - Add to selection: Selection derived from channel is added to previous active selection. Final selection is merging of both.

  - Substract from selection: Final selection is substraction of selection derived from a channel from previous active selection.

  - Intersect with selection : Final selection is intersection of selection derived from a channel with the previous active selection. Only common parts are kept.

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3.2. Using the Channeldialog | Home | 3.4. Selection masks