[vlc-commits] demux:mkv: respect the hidden flag for chapters/editions

[Steve Lhomme]

vlc | branch: master | Steve Lhomme <robux4 at ycbcr.xyz> | Wed Mar 21 13:17:55 2018 +0100| [f5ac0e57ff31560d212a1e7bed3f7f48feac1197] | committer: Steve Lhomme

demux:mkv: respect the hidden flag for chapters/editions

By default they should be displayed even if they don't have a fancy name.

Ref https://forum.videolan.org/viewtopic.php?p=470038

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=f5ac0e57ff31560d212a1e7bed3f7f48feac1197
---

 modules/demux/mkv/chapters.hpp               |  3 +--
 modules/demux/mkv/matroska_segment_parse.cpp |  3 +--
 modules/demux/mkv/virtual_segment.cpp        | 37 +++++++++++++---------------
 3 files changed, 19 insertions(+), 24 deletions(-)

diff --git a/modules/demux/mkv/chapters.hpp b/modules/demux/mkv/chapters.hpp
index d42ee637d2..a069b1fdea 100644
--- a/modules/demux/mkv/chapters.hpp
+++ b/modules/demux/mkv/chapters.hpp
@@ -56,7 +56,7 @@ public:
     ,p_segment_uid(NULL)
     ,p_segment_edition_uid(NULL)
     ,b_display_seekpoint(true)
-    ,b_user_display(false)
+    ,b_user_display(true)
     ,p_parent(NULL)
     ,b_is_leaving(false)
     {}
@@ -102,7 +102,6 @@ public:
     std::string GetMainName() const;
     bool                        b_ordered;
     bool                        b_default;
-    /* TODO handle hidden chapters */
     bool                        b_hidden;
 };
 
diff --git a/modules/demux/mkv/matroska_segment_parse.cpp b/modules/demux/mkv/matroska_segment_parse.cpp
index 6933c08cf3..f3cf2c2c7d 100644
--- a/modules/demux/mkv/matroska_segment_parse.cpp
+++ b/modules/demux/mkv/matroska_segment_parse.cpp
@@ -1377,8 +1377,7 @@ void matroska_segment_c::ParseChapters( KaxChapters *chapters )
                 }
                 E_CASE( KaxEditionFlagHidden, flag_hidden )
                 {
-                    VLC_UNUSED( flag_hidden ); // TODO: FIXME: implement
-                    VLC_UNUSED( vars );
+                    vars.p_edition->b_hidden = static_cast<uint8>( flag_hidden ) != 0;
                 }
                 E_CASE( EbmlVoid, el )
                 {
diff --git a/modules/demux/mkv/virtual_segment.cpp b/modules/demux/mkv/virtual_segment.cpp
index d99e6ca646..d7fa902503 100644
--- a/modules/demux/mkv/virtual_segment.cpp
+++ b/modules/demux/mkv/virtual_segment.cpp
@@ -585,30 +585,27 @@ virtual_chapter_c * virtual_segment_c::FindChapter( int64_t i_find_uid )
 
 int virtual_chapter_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
 {
-    if ( p_chapter && ( !p_chapter->b_display_seekpoint || p_chapter->psz_name == "" ) )
-    {
-        p_chapter->psz_name = p_chapter->GetCodecName();
-        if ( p_chapter->psz_name != "" )
-            p_chapter->b_display_seekpoint = true;
-    }
-
     if ( p_chapter && p_chapter->b_display_seekpoint )
     {
-        if( p_chapter->b_user_display )
-        {
-            seekpoint_t *sk = vlc_seekpoint_New();
+        std::string chap_name;
+        if ( p_chapter->b_user_display )
+            chap_name = p_chapter->psz_name;
+        if (chap_name == "")
+            chap_name = p_chapter->GetCodecName();
 
-            sk->i_time_offset = i_mk_virtual_start_time;
-            sk->psz_name = strdup( p_chapter->psz_name.c_str() );
+        seekpoint_t *sk = vlc_seekpoint_New();
 
-            /* A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value. */
-            title.i_seekpoint++;
-            title.seekpoint = (seekpoint_t**)xrealloc( title.seekpoint,
-              title.i_seekpoint * sizeof( seekpoint_t* ) );
-            title.seekpoint[title.i_seekpoint-1] = sk;
+        sk->i_time_offset = i_mk_virtual_start_time;
+        if (chap_name != "")
+            sk->psz_name = strdup( chap_name.c_str() );
 
-            i_user_chapters++;
-        }
+        /* A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value. */
+        title.i_seekpoint++;
+        title.seekpoint = (seekpoint_t**)xrealloc( title.seekpoint,
+          title.i_seekpoint * sizeof( seekpoint_t* ) );
+        title.seekpoint[title.i_seekpoint-1] = sk;
+
+        i_user_chapters++;
     }
     i_seekpoint_num = i_user_chapters;
 
@@ -624,7 +621,7 @@ int virtual_edition_c::PublishChapters( input_title_t & title, int & i_user_chap
 
     /* HACK for now don't expose edition as a seekpoint if its start time is the same than it's first chapter */
     if( vchapters.size() > 0 &&
-        vchapters[0]->i_mk_virtual_start_time && p_edition )
+        vchapters[0]->i_mk_virtual_start_time && p_edition && !p_edition->b_hidden )
     {
         seekpoint_t *sk = vlc_seekpoint_New();
         sk->i_time_offset = 0;