[vlc-commits] commit: Extend libvlc Media Player API for DVD menu navigation ( Arnaud Vallat )

git at videolan.org git at videolan.org
Sat Sep 11 04:55:28 CEST 2010


vlc | branch: master | Arnaud Vallat <rno.rno at gmail.com> | Fri Sep 10 08:47:10 2010 +0200| [9f1c2185529eec1eb422acd60800c6bca8d66983] | committer: Rémi Denis-Courmont 

Extend libvlc Media Player API for DVD menu navigation

Signed-off-by: Rémi Denis-Courmont <remi at remlab.net>

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=9f1c2185529eec1eb422acd60800c6bca8d66983
---

 include/vlc/libvlc_media_player.h |   22 +++++++++++++++++++++-
 src/control/media_player.c        |   35 +++++++++++++++++++++++++++++++++++
 src/libvlc.sym                    |    1 +
 3 files changed, 57 insertions(+), 1 deletions(-)

diff --git a/include/vlc/libvlc_media_player.h b/include/vlc/libvlc_media_player.h
index d328e51..e8fe7a7 100644
--- a/include/vlc/libvlc_media_player.h
+++ b/include/vlc/libvlc_media_player.h
@@ -96,6 +96,18 @@ typedef enum libvlc_video_marquee_option_t {
 } libvlc_video_marquee_option_t;
 
 /**
+ * Navigation mode
+ */
+typedef enum libvlc_navigate_mode_t
+{
+    libvlc_navigate_activate = 0,
+    libvlc_navigate_up,
+    libvlc_navigate_down,
+    libvlc_navigate_left,
+    libvlc_navigate_right,
+} libvlc_navigate_mode_t;
+
+/**
  * Create an empty Media Player object
  *
  * \param p_libvlc_instance the libvlc instance in which the Media Player
@@ -549,7 +561,15 @@ VLC_PUBLIC_API int libvlc_media_player_can_pause( libvlc_media_player_t *p_mi );
  */
 VLC_PUBLIC_API void libvlc_media_player_next_frame( libvlc_media_player_t *p_mi );
 
-
+/**
+ * Navigate through DVD Menu
+ *
+ * \param p_mi the Media Player
+ * \param navigate the Navigation mode
+ * \version libVLC 1.2.0 or later
+ */
+VLC_PUBLIC_API void libvlc_media_player_navigate( libvlc_media_player_t* p_mi,
+						  unsigned navigate );
 
 /**
  * Release (free) libvlc_track_description_t
diff --git a/src/control/media_player.c b/src/control/media_player.c
index 328a7e4..3789ddf 100644
--- a/src/control/media_player.c
+++ b/src/control/media_player.c
@@ -34,6 +34,7 @@
 #include <vlc_demux.h>
 #include <vlc_input.h>
 #include <vlc_vout.h>
+#include <vlc_keys.h>
 
 #include "libvlc.h"
 
@@ -41,6 +42,22 @@
 #include "media_internal.h" // libvlc_media_set_state()
 #include "media_player_internal.h"
 
+/*
+ * mapping of libvlc_navigate_mode_t to vlc_key_t
+ */
+static const vlc_key_t libvlc_navigate_to_action[] =
+  {
+    ACTIONID_NAV_ACTIVATE,
+    ACTIONID_NAV_UP,
+    ACTIONID_NAV_DOWN,
+    ACTIONID_NAV_LEFT,
+    ACTIONID_NAV_RIGHT
+  };
+
+static const uint32_t libvlc_navigate_to_action_size =			\
+  sizeof( libvlc_navigate_to_action ) / sizeof( libvlc_navigate_to_action[0] );
+
+
 static int
 input_seekable_changed( vlc_object_t * p_this, char const * psz_cmd,
                         vlc_value_t oldval, vlc_value_t newval,
@@ -1200,6 +1217,24 @@ int libvlc_media_player_is_seekable( libvlc_media_player_t *p_mi )
     return b_seekable;
 }
 
+void libvlc_media_player_navigate( libvlc_media_player_t* p_mi,
+				   unsigned navigate )
+{
+    input_thread_t *p_input_thread;
+
+    if ( navigate > libvlc_navigate_to_action_size)
+      return;
+
+    p_input_thread = libvlc_get_input_thread ( p_mi );
+    if ( !p_input_thread )
+      return;
+
+    var_SetInteger( p_mi->p_libvlc_instance->p_libvlc_int,
+		    "key-action", libvlc_navigate_to_action[navigate] );
+
+    vlc_object_release( p_input_thread );
+}
+
 /* internal function, used by audio, video */
 libvlc_track_description_t *
         libvlc_get_track_description( libvlc_media_player_t *p_mi,
diff --git a/src/libvlc.sym b/src/libvlc.sym
index afaf901..f635a68 100644
--- a/src/libvlc.sym
+++ b/src/libvlc.sym
@@ -149,6 +149,7 @@ libvlc_media_player_set_title
 libvlc_media_player_set_xwindow
 libvlc_media_player_stop
 libvlc_media_player_will_play
+libvlc_media_player_navigate
 libvlc_media_release
 libvlc_media_retain
 libvlc_media_save_meta



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