[FFmpeg-user] how to detect a 264 or 265 file

[Carl Eugen Hoyos]

Tom Evans <tevans.uk <at> googlemail.com> writes:

> H264, H265 are codecs. Codecs generally do not have 
> headers, but are stored in containers, and containers 
> have metadata (headers) that indicate what codec is 
> stored in the container.

Note that both h264 and h265 are also (the names of) 
containers that contain raw encoded video streams.

Carl Eugen