avformat/avio: update avio_alloc_context() doxy
authorJames Almer <jamrial@gmail.com>
Fri, 1 Sep 2017 15:26:28 +0000 (12:26 -0300)
committerJames Almer <jamrial@gmail.com>
Fri, 1 Sep 2017 15:26:36 +0000 (12:26 -0300)
commit877076ffa17bcf56badedc036cdc1adcd9f38b24
treed77c93568bea088066170c4eafce3f89192c21af
parentadeb41afb80f0211af235f6d5b51df45a858170e
avformat/avio: update avio_alloc_context() doxy

It must be freed using avio_context_free() starting with commit
b12e4d3bb8df994f042ff1216fb8de2b967aab9e.

Found-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
libavformat/avio.h