* No range checking was done on the background color index. Add range
checking and bail if the color index is out of range.
* Test
Manual
- tested sending the gif attached in the bug.
- tested sending a 3.5mb gif to verify the gif transcoding was taking place.
- tested on arm64, arm, and x86 devices.
Change-Id: Id16ddccf05c8472ddebc1284b2a928dafd1be551
Fixes: 32322450
For platforms with insecure handling of media files, media files should
be opened only after the user chooses to play the media.
Change-Id: I5f9bbd1f8468a704a5962f0dddd3c8b11bba8bea