[Libav-user] Simplified demux/decode/encode/mux
george at nsup.org
Sun Mar 2 15:36:11 CET 2014
Le duodi 12 ventôse, an CCXXII, Harald Schlangmann a écrit :
> Just to make sure I do not miss anything here… As I copy the time_base
> from the source too, I assume a rescale is not necessary?
Not all formats support any time base. Some formats will change the time
base for their streams during the write_header() phase. Therefore, to keep
your program generic, you need to rescale anyway.
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