If your interested in a plugin that mimicks the layer mask from transparency in cs5/cs6 you could install the pixel bender plugin for photoshop cs4 and then use the removeTransparency.pbk (pixel bender kernal file). It also works on files other than pngs. The only steps you have to do is load, save the selection and add the layer mask (if want the layer mask part, which could be recorded in an action). Pixel bender from adobe labs: (you have to click where it says pixel bender for cs4 then look on the next page for archived downloads) http://labs.adobe.com/technologies/pixelbenderplugin/ removeTransparency.pbk (right click on the page and Save As) http://neo.cycovery.com/removeTransparency.pbk Example action and the result: After shift clicking on the layer mask: pixel bender plugin: If you want to install the plugin and need directions in addition to those at adobe labs, we can provide help.
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