+1 - The ffmpeg package is already marked as a transitional package. Avoiding to mention 'ffmpeg' definitely clears out any misinterpretations.
If possible to improve the first sentence, I would add:
*** THIS PROGRAM IS DEPRECATED *** This program is part of libav source package and will be removed in a future release. Please use avconv instead.
+1 - The ffmpeg package is already marked as a transitional package. Avoiding to mention 'ffmpeg' definitely clears out any misinterpretations.
If possible to improve the first sentence, I would add:
*** THIS PROGRAM IS DEPRECATED ***
This program is part of libav source package and will be removed in a future release. Please use avconv instead.