From e1da2a8c818075a6bc2db887c6676f085e120188 Mon Sep 17 00:00:00 2001 From: michael Date: Tue, 30 Jan 2007 00:47:28 +0000 Subject: [PATCH] better back_ptr_div16 description by (Clemens Ladisch ((( cladisch ( fastmail (( net git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22069 b3059339-0415-0410-9bf9-f77b7e298cf2 --- DOCS/tech/nut.txt | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/DOCS/tech/nut.txt b/DOCS/tech/nut.txt index e267ac0318..afef7945ba 100644 --- a/DOCS/tech/nut.txt +++ b/DOCS/tech/nut.txt @@ -736,10 +736,11 @@ Syncpoint tags: back_ptr_div16 (v) back_ptr = back_ptr_div16 * 16 + 15 - back_ptr must point to a position within 16 bytes of a syncpoint - startcode. This syncpoint MUST be the closest syncpoint such that at - least one keyframe with a pts lower or equal to the original syncpoint's - global_key_pts for all streams lies between it and the current syncpoint. + back_ptr must point to a position up to 15 bytes before a syncpoint + startcode. Relative to position of current syncpoint. The syncpoint + pointed to MUST be the closest syncpoint such that at least one keyframe + with a pts lower or equal to the current syncpoint's global_key_pts for + all streams lies between it and the current syncpoint. A stream where EOR is set is to be ignored for back_ptr.