diff options
-rw-r--r-- | DOCS/tech/mpcf.txt | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/DOCS/tech/mpcf.txt b/DOCS/tech/mpcf.txt index 6ce7e6cb07..49b919c6b9 100644 --- a/DOCS/tech/mpcf.txt +++ b/DOCS/tech/mpcf.txt @@ -265,6 +265,7 @@ index: } } reserved_bytes + index_ptr u(64) checksum u(32) info_frame: (optional) @@ -325,9 +326,6 @@ file: frame } } - if (has_index){ - index_ptr u(64) - } Tag description: @@ -605,10 +603,11 @@ eor_pts that EOR. EOR is unset by the first keyframe after it. index_ptr - Length in bytes from the first byte of the index startcode to the first - byte of the index_ptr. If there is no index, index_ptr MUST NOT be - written. If there are several indexes, index_ptr MUST point to the last - index. + Length in bytes of the entire index, from the first byte of the + startcode until the last byte of the checksum. + Note: A demuxer can use this to find the index when it is written at + EOF, as index_ptr will always be 12 bytes before the end of file if + there is an index at all. id the ID of the type/name pair, so it is more compact |