[vlc-devel] [PATCH 2/2] es_out: add ES_OUT_SET_GROUP_EPG_EVENT

[Francois Cartegnie]

We need finer updates for EPG events than full EPG tables
updates. Will allow dropping epg merging on SET_GROUP_EPG
as the epg tables are segmented and only use it for full
updates / version change.
---
 include/vlc_es_out.h         |  3 ++-
 src/input/es_out.c           | 25 +++++++++++++++++++++++++
 src/input/es_out_timeshift.c | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 59 insertions(+), 1 deletion(-)

diff --git a/include/vlc_es_out.h b/include/vlc_es_out.h
index c524013..4f7b77a 100644
--- a/include/vlc_es_out.h
+++ b/include/vlc_es_out.h
@@ -70,7 +70,8 @@ enum es_out_query_e
     /* Set meta data for group (dynamic) (The vlc_meta_t is not modified nor released) */
     ES_OUT_SET_GROUP_META,  /* arg1=int i_group arg2=const vlc_meta_t */
     /* Set epg for group (dynamic) (The vlc_epg_t is not modified nor released) */
-    ES_OUT_SET_GROUP_EPG,   /* arg1=int i_group arg2=const vlc_epg_t */
+    ES_OUT_SET_GROUP_EPG,       /* arg1=int i_group arg2=const vlc_epg_t * */
+    ES_OUT_SET_GROUP_EPG_EVENT, /* arg1=int i_group arg2=const vlc_epg_event_t * */
     /* */
     ES_OUT_DEL_GROUP,       /* arg1=int i_group */
 
diff --git a/src/input/es_out.c b/src/input/es_out.c
index 2bc4c5d..0d11356 100644
--- a/src/input/es_out.c
+++ b/src/input/es_out.c
@@ -1315,6 +1315,23 @@ static void EsOutProgramMeta( es_out_t *out, int i_group, const vlc_meta_t *p_me
         input_Control( p_input, INPUT_MERGE_INFOS, p_cat );
 }
 
+static void EsOutProgramEpgEvent( es_out_t *out, int i_group, const vlc_epg_event_t *p_event )
+{
+    es_out_sys_t      *p_sys = out->p_sys;
+    input_thread_t    *p_input = p_sys->p_input;
+    input_item_t      *p_item = input_priv(p_input)->p_item;
+    es_out_pgrm_t     *p_pgrm;
+
+    /* Find program */
+    if( !EsOutIsProgramVisible( out, i_group ) )
+        return;
+    p_pgrm = EsOutProgramFind( out, i_group );
+    if( !p_pgrm )
+        return;
+
+    input_item_SetEpgEvent( p_item, p_event );
+}
+
 static void EsOutProgramEpg( es_out_t *out, int i_group, const vlc_epg_t *p_epg )
 {
     es_out_sys_t      *p_sys = out->p_sys;
@@ -2463,6 +2480,14 @@ static int EsOutControlLocked( es_out_t *out, int i_query, va_list args )
         EsOutProgramEpg( out, i_group, p_epg );
         return VLC_SUCCESS;
     }
+    case ES_OUT_SET_GROUP_EPG_EVENT:
+    {
+        int i_group = (int)va_arg( args, int );
+        const vlc_epg_event_t *p_evt = va_arg( args, const vlc_epg_event_t * );
+
+        EsOutProgramEpgEvent( out, i_group, p_evt );
+        return VLC_SUCCESS;
+    }
 
     case ES_OUT_DEL_GROUP:
     {
diff --git a/src/input/es_out_timeshift.c b/src/input/es_out_timeshift.c
index 5992c44..0c4a7d9 100644
--- a/src/input/es_out_timeshift.c
+++ b/src/input/es_out_timeshift.c
@@ -114,6 +114,11 @@ typedef struct attribute_packed
         } int_epg;
         struct
         {
+            int       i_int;
+            vlc_epg_event_t *p_evt;
+        } int_epg_evt;
+        struct
+        {
             es_out_id_t *p_es;
             bool        b_bool;
         } es_bool;
@@ -632,6 +637,7 @@ static int ControlLocked( es_out_t *p_out, int i_query, va_list args )
     case ES_OUT_SET_NEXT_DISPLAY_TIME:
     case ES_OUT_SET_GROUP_META:
     case ES_OUT_SET_GROUP_EPG:
+    case ES_OUT_SET_GROUP_EPG_EVENT:
     case ES_OUT_SET_ES_SCRAMBLED_STATE:
     case ES_OUT_DEL_GROUP:
     case ES_OUT_SET_META:
@@ -1443,6 +1449,24 @@ static int CmdInitControl( ts_cmd_t *p_cmd, int i_query, va_list args, bool b_co
         }
         break;
     }
+    case ES_OUT_SET_GROUP_EPG_EVENT:   /* arg1=int i_group arg2=const vlc_epg_event_t* */
+    {
+        p_cmd->u.control.u.int_epg_evt.i_int = (int)va_arg( args, int );
+        const vlc_epg_event_t *p_evt = va_arg( args, const vlc_epg_event_t * );
+
+        if( b_copy )
+        {
+            p_cmd->u.control.u.int_epg_evt.p_evt = vlc_epg_event_Duplicate( p_evt );
+            if( !p_cmd->u.control.u.int_epg_evt.p_evt )
+                return VLC_EGENERIC;
+        }
+        else
+        {
+            /* The cast is only needed to avoid warning */
+            p_cmd->u.control.u.int_epg_evt.p_evt = (vlc_epg_event_t*)p_evt;
+        }
+        break;
+    }
 
     /* Modified control */
     case ES_OUT_SET_ES:      /* arg1= es_out_id_t*                   */
@@ -1541,6 +1565,10 @@ static int CmdExecuteControl( es_out_t *p_out, ts_cmd_t *p_cmd )
         return es_out_Control( p_out, i_query, p_cmd->u.control.u.int_epg.i_int,
                                                p_cmd->u.control.u.int_epg.p_epg );
 
+    case ES_OUT_SET_GROUP_EPG_EVENT: /* arg1=int i_group arg2=const vlc_epg_event_t* */
+        return es_out_Control( p_out, i_query, p_cmd->u.control.u.int_epg_evt.i_int,
+                                               p_cmd->u.control.u.int_epg_evt.p_evt );
+
     case ES_OUT_SET_ES_SCRAMBLED_STATE: /* arg1=int es_out_id_t* arg2=bool */
         return es_out_Control( p_out, i_query, p_cmd->u.control.u.es_bool.p_es->p_es,
                                                p_cmd->u.control.u.es_bool.b_bool );
@@ -1594,6 +1622,10 @@ static void CmdCleanControl( ts_cmd_t *p_cmd )
         if( p_cmd->u.control.u.int_epg.p_epg )
             vlc_epg_Delete( p_cmd->u.control.u.int_epg.p_epg );
         break;
+    case ES_OUT_SET_GROUP_EPG_EVENT:
+        if( p_cmd->u.control.u.int_epg_evt.p_evt )
+            vlc_epg_event_Delete( p_cmd->u.control.u.int_epg_evt.p_evt );
+        break;
     case ES_OUT_SET_ES_FMT:
         if( p_cmd->u.control.u.es_fmt.p_fmt )
         {
-- 
2.7.4