Converting MovieClip into animated GIF image is very easy in Flash Professional IDE. Just follow below few steps to convert MovieClip into animated GIF image.
Step 1: Import a movieclip (that is need to be converted) from your library into stage.
Step 2: Select movieclip on the stage, then go to File –> Publish Settings.
Step 3: Check the GIF image check box, now it shows GIF image properties.
Step 4: Select animated from Playback drop down box, and select loop continuously option.
(Refer below image if you have any doubt)
You can convert any movie clip into the following format images JPEG, PNG and GIF format.