Hi, I get the point. I currently worked on video recording app where faced similar issue. First, nearly impossible to do this with camera api. We can use ffmpeg library as I have done in mine....
Relevant Skills and Experience
Android, ndk, UI/UX, video recording, ffmpeg , a/v merging etc, 2 years experience in each. I, too, needed more than just recording as in your case and I solved the issue with ffmpeg.
Proposed Milestones
$222 CAD - Full payment after 100% work
Additional Services Offered
$500 CAD - Full android apps with any challenging ideas:)
Did you tried the Texture view for recording? Reach me for any discussion or solution in your mind.