Fix broken texted android mp4s

[Poikilos]

Tried

ffmpeg -i 486137258807972881 -acodec copy -vcodec copy DancingVideo.mp4

Renaming

ffmpeg -i 486137258807972881.mp4 -acodec copy -vcodec copy DancingVideo.mp4
ffmpeg -i 486137258807972881.avi -acodec copy -vcodec copy DancingVideo.mp4
ffmpeg -i 486137258807972881.mov -acodec copy -vcodec copy DancingVideo.mp4
ffmpeg -i 486137258807972881.mp4 -c copy DancingVideo.mp4
ffmpeg -i 486137258807972881.mp4 -codec copy DancingVideo.mp4
ffmpeg -i 486137258807972881.mp4 -map 0:0 -map 0:1 -codec copy DancingVideo.mp4
ffmpeg -i 486137258807972881.mp4 -map 0:? -map 0:? -codec copy DancingVideo.mp4

Result

[mp4 @ 0x5622915fda00] Could not find tag for codec h263 in stream #0, codec not currently supported in container
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument

Fix

(See https://stackoverflow.com/questions/57541354/could-not-find-tag-for-codec-h264-in-stream-0-mp4)

ffmpeg -i 486137258807972881 -c:a:0 copy -map 0:0 -map 0:1 DancingVideo.mp4