From 41d8ea3533b6b320a0f625bd74339dad0489e066 Mon Sep 17 00:00:00 2001 From: ods15 Date: Sat, 24 Sep 2005 04:43:02 +0000 Subject: compress back_ptr better by multiplying by 8 git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16574 b3059339-0415-0410-9bf9-f77b7e298cf2 --- DOCS/tech/mpcf.txt | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'DOCS') diff --git a/DOCS/tech/mpcf.txt b/DOCS/tech/mpcf.txt index 98c4a0c5eb..fd77fbc112 100644 --- a/DOCS/tech/mpcf.txt +++ b/DOCS/tech/mpcf.txt @@ -282,8 +282,11 @@ forward_ptr after the forward_ptr to the first byte of the next packet) back_ptr - pointer to the latest syncpoint, for which there is at least one - keyframe prior to the global_timestamp in every stream + real_back_ptr = back_ptr * 8 + 7 + real_back_ptr must point to a position such that a syncpoint startcode begins + within the next 8 bytes, and such that at least one keyframe for each stream + lies between the syncpoint to which real_back_ptr points, and the current + syncpoint. file_id_string "nut/multimedia container\0" -- cgit v1.2.3