avformat/dvdvideodec: measure duration of the current menu VOBU in state

This will be a pre-requisite to calculating chapter markers for menus. Signed-off-by: Marth64 <marth64@proxyid.net>
5 months ago · 39c662f541
parent 94346edbbf
commit 39c662f541
1 changed files with 1 additions and 0 deletions
--- a/libavformat/dvdvideodec.c
+++ b/libavformat/dvdvideodec.c
@ -474,6 +474,7 @@ static int dvdvideo_menu_next_ps_block(AVFormatContext *s, DVDVideoPlaybackState
        }

        state->vobu_e_ptm        = pci.pci_gi.vobu_e_ptm;
+        state->vobu_duration     = pci.pci_gi.vobu_e_ptm - pci.pci_gi.vobu_s_ptm;

        av_log(s, AV_LOG_DEBUG, "NAV packet: sector=%d "
                                "vobu_s_ptm=%d vobu_e_ptm=%d ts_offset=%" PRId64 "\n",