dashenc: add option to provide UTC timing source
authorPeter Große <pegro@friiks.de>
Sun, 29 Jan 2017 19:41:22 +0000 (20:41 +0100)
committerMartin Storsjö <martin@martin.st>
Mon, 30 Jan 2017 22:08:09 +0000 (00:08 +0200)
commit1920382aa9f21d7ed1a3c2214990da8d2b067a92
tree18501eb7dbb882cf6ab6d158a82b08dca99b5bdb
parentba6a49e60bdd61b6d02c2b26daa01942c35f39cc
dashenc: add option to provide UTC timing source

If set, adds a UTCTiming tag in the manifest.

This is part of the recommendations listed in the "Guidelines for
Implementations: DASH-IF Interoperability Points" [1][2]
Section 4.7 describes means for the Availability Time Synchronization.

A usable default is "https://time.akamai.com/?iso"

[1] http://dashif.org/guidelines/
[2] http://dashif.org/wp-content/uploads/2016/12/DASH-IF-IOP-v4.0-clean.pdf
    (current version as of writing)

Signed-off-by: Peter Große <pegro@friiks.de>
Signed-off-by: Martin Storsjö <martin@martin.st>
libavformat/dashenc.c