/*****************************************************************************
* dvdnav.c: DVD module using the dvdnav library.
*****************************************************************************
- * Copyright (C) 2004 the VideoLAN team
+ * Copyright (C) 2004-2009 the VideoLAN team
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
# include "config.h"
#endif
+#include <assert.h>
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_input.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-typedef struct
-{
- VLC_COMMON_MEMBERS
-
- demux_t *p_demux;
- vlc_mutex_t lock;
-
- bool b_moved;
- bool b_clicked;
- int i_key_action;
-
- bool b_still;
- int64_t i_still_end;
-
-} event_thread_t;
-
-static void* EventThread( vlc_object_t * );
-
struct demux_sys_t
{
dvdnav_t *dvdnav;
/* */
bool b_reset_pcr;
+ struct
+ {
+ bool b_created;
+ bool b_enabled;
+ mtime_t i_end;
+ vlc_mutex_t lock;
+ vlc_cond_t wait;
+ vlc_thread_t thread;
+ } still;
+
/* track */
ps_track_t tk[PS_TK_COUNT];
int i_mux_rate;
input_thread_t *p_input;
/* event */
- event_thread_t *p_ev;
+ vlc_object_t *p_vout;
/* palette for menus */
uint32_t clut[16];
static int ControlInternal( demux_t *, int, ... );
+static void* StillThread( void * );
+
+static int EventKey( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int EventMouse( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+static int EventIntf( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+
/*****************************************************************************
* DemuxOpen:
*****************************************************************************/
var_Create( p_sys->p_input, "highlight", VLC_VAR_BOOL );
var_Create( p_sys->p_input, "highlight-mutex", VLC_VAR_MUTEX );
- /* Now create our event thread catcher */
- p_sys->p_ev = vlc_object_create( p_demux, sizeof( event_thread_t ) );
- p_sys->p_ev->p_demux = p_demux;
- vlc_thread_create( p_sys->p_ev, "dvdnav event thread handler", EventThread,
- VLC_THREAD_PRIORITY_LOW );
+ /* catch all key event */
+ var_AddCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
+ /* catch vout creation event */
+ var_AddCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
+ p_sys->still.b_enabled = false;
+ vlc_mutex_init( &p_sys->still.lock );
return VLC_SUCCESS;
}
demux_sys_t *p_sys = p_demux->p_sys;
int i;
- /* stop the event handler */
- vlc_object_kill( p_sys->p_ev );
- vlc_thread_join( p_sys->p_ev );
- vlc_object_release( p_sys->p_ev );
+ /* Stop vout event handler */
+ var_DelCallback( p_sys->p_input, "intf-event", EventIntf, p_demux );
+ if( p_sys->p_vout != NULL )
+ { /* Should not happen, but better be safe than sorry. */
+ msg_Warn( p_sys->p_vout, "removing dangling mouse DVD callbacks" );
+ var_DelCallback( p_sys->p_vout, "mouse-moved", EventMouse, p_demux );
+ var_DelCallback( p_sys->p_vout, "mouse-clicked", EventMouse, p_demux );
+ }
+
+ /* Stop key event handler (FIXME: should really be per-vout too) */
+ var_DelCallback( p_demux->p_libvlc, "key-action", EventKey, p_demux );
+
+ /* Stop still image handler */
+ if( p_sys->still.b_created )
+ {
+ vlc_cancel( p_sys->still.thread );
+ vlc_join( p_sys->still.thread, NULL );
+ vlc_cond_destroy( &p_sys->still.wait );
+ }
+ vlc_mutex_destroy( &p_sys->still.lock );
var_Destroy( p_sys->p_input, "highlight-mutex" );
var_Destroy( p_sys->p_input, "highlight" );
switch( i_event )
{
case DVDNAV_BLOCK_OK: /* mpeg block */
- p_sys->p_ev->b_still = false;
+ vlc_mutex_lock( &p_sys->still.lock );
+ p_sys->still.b_enabled = false;
+ vlc_mutex_unlock( &p_sys->still.lock );
if( p_sys->b_reset_pcr )
{
es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
dvdnav_still_event_t *event = (dvdnav_still_event_t*)packet;
bool b_still_init = false;
- vlc_mutex_lock( &p_sys->p_ev->lock );
- if( !p_sys->p_ev->b_still )
+ vlc_mutex_lock( &p_sys->still.lock );
+ if( !p_sys->still.b_enabled )
{
msg_Dbg( p_demux, "DVDNAV_STILL_FRAME" );
msg_Dbg( p_demux, " - length=0x%x", event->length );
- p_sys->p_ev->b_still = true;
+ /* FIXME: use vlc_timer_create() if it is ever invented */
+ p_sys->still.b_enabled = true;
+
+ if( !p_sys->still.b_created )
+ {
+ vlc_cond_init( &p_sys->still.wait );
+ p_sys->still.b_created =
+ !vlc_clone( &p_sys->still.thread, StillThread, p_sys,
+ VLC_THREAD_PRIORITY_LOW );
+ }
+
b_still_init = true;
if( event->length == 0xff )
- p_sys->p_ev->i_still_end = 0;
+ p_sys->still.i_end = 0;
else
- p_sys->p_ev->i_still_end = mdate() +
- event->length * INT64_C(1000000);
+ p_sys->still.i_end = mdate() +
+ event->length * INT64_C(1000000);
+ vlc_cond_signal( &p_sys->still.wait );
}
- vlc_mutex_unlock( &p_sys->p_ev->lock );
+ vlc_mutex_unlock( &p_sys->still.lock );
if( b_still_init )
{
/*****************************************************************************
* Event handler code
*****************************************************************************/
-static int EventMouse( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
-static int EventKey ( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
-
-static void* EventThread( vlc_object_t *p_this )
+static void* StillThread( void *p_data )
{
- event_thread_t *p_ev = (event_thread_t*)p_this;
- demux_sys_t *p_sys = p_ev->p_demux->p_sys;
- vlc_object_t *p_vout = NULL;
+ demux_sys_t *p_sys = p_data;
- vlc_mutex_init( &p_ev->lock );
- p_ev->b_moved = false;
- p_ev->b_clicked = false;
- p_ev->i_key_action = 0;
- p_ev->b_still = false;
-
- int canc = vlc_savecancel ();
-
- /* catch all key event */
- var_AddCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
-
- /* main loop */
- while( vlc_object_alive( p_ev ) )
+ vlc_mutex_lock( &p_sys->still.lock );
+ mutex_cleanup_push( &p_sys->still.lock );
+ for( ;; )
{
- bool b_activated = false;
-
- /* KEY part */
- if( p_ev->i_key_action != 0 )
+ if( p_sys->still.b_enabled && p_sys->still.i_end )
{
- pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
-
- vlc_mutex_lock( &p_ev->lock );
- switch( p_ev->i_key_action )
- {
- case ACTIONID_NAV_LEFT:
- dvdnav_left_button_select( p_sys->dvdnav, pci );
- break;
- case ACTIONID_NAV_RIGHT:
- dvdnav_right_button_select( p_sys->dvdnav, pci );
- break;
- case ACTIONID_NAV_UP:
- dvdnav_upper_button_select( p_sys->dvdnav, pci );
- break;
- case ACTIONID_NAV_DOWN:
- dvdnav_lower_button_select( p_sys->dvdnav, pci );
- break;
- case ACTIONID_NAV_ACTIVATE:
- b_activated = true;
- ButtonUpdate( p_ev->p_demux, true );
- dvdnav_button_activate( p_sys->dvdnav, pci );
- break;
- default:
- break;
+ if( vlc_cond_timedwait( &p_sys->still.wait, &p_sys->still.lock,
+ p_sys->still.i_end ) )
+ { /* Still image time out */
+ int canc = vlc_savecancel();
+ p_sys->still.b_enabled = false;
+ dvdnav_still_skip( p_sys->dvdnav );
+ vlc_restorecancel( canc );
}
- p_ev->i_key_action = 0;
- vlc_mutex_unlock( &p_ev->lock );
}
+ else
+ vlc_cond_wait( &p_sys->still.wait, &p_sys->still.lock );
+ }
+ vlc_cleanup_pop( );
- /* VOUT part */
- if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
- {
- pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
- vlc_value_t valx, valy;
-
- vlc_mutex_lock( &p_ev->lock );
- var_Get( p_vout, "mouse-x", &valx );
- var_Get( p_vout, "mouse-y", &valy );
-
- if( p_ev->b_moved )
- {
- dvdnav_mouse_select( p_sys->dvdnav, pci, valx.i_int,
- valy.i_int );
- }
- if( p_ev->b_clicked )
- {
- b_activated = true;
- ButtonUpdate( p_ev->p_demux, true );
- dvdnav_mouse_activate( p_sys->dvdnav, pci, valx.i_int,
- valy.i_int );
- }
-
- p_ev->b_moved = false;
- p_ev->b_clicked = false;
- vlc_mutex_unlock( &p_ev->lock );
- }
- if( p_vout && !vlc_object_alive (p_vout) )
- {
- var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
- var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
- vlc_object_release( p_vout );
- p_vout = NULL;
- }
- if( p_vout == NULL )
- {
- p_vout = vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
- FIND_CHILD );
- if( p_vout)
- {
- var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
- var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
- }
- }
+ assert( 0 );
+}
- /* Still part */
- vlc_mutex_lock( &p_ev->lock );
- if( p_ev->b_still )
- {
- if( /* b_activated || // This breaks menus */
- ( p_ev->i_still_end > 0 && p_ev->i_still_end < mdate() ))
- {
- p_ev->b_still = false;
- dvdnav_still_skip( p_sys->dvdnav );
- }
- }
- vlc_mutex_unlock( &p_ev->lock );
+static int EventMouse( vlc_object_t *p_vout, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t val, void *p_data )
+{
+ demux_t *p_demux = p_data;
+ demux_sys_t *p_sys = p_demux->p_sys;
- /* Wait a bit */
- msleep( 10000 );
- }
+ /* FIXME? PCI usage thread safe? */
+ pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
+ int x = var_GetInteger( p_vout, "mouse-x" );
+ int y = var_GetInteger( p_vout, "mouse-y" );
- /* Release callback */
- if( p_vout )
+ if( psz_var[6] == 'm' ) /* mouse-moved */
+ dvdnav_mouse_select( p_sys->dvdnav, pci, x, y );
+ else
{
- var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
- var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
- vlc_object_release( p_vout );
+ assert( psz_var[6] == 'c' ); /* mouse-clicked */
+
+ ButtonUpdate( p_demux, true );
+ dvdnav_mouse_activate( p_sys->dvdnav, pci, x, y );
}
- var_DelCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
- vlc_restorecancel (canc);
- vlc_mutex_destroy( &p_ev->lock );
- return NULL;
+ (void)oldval; (void)val;
+ return VLC_SUCCESS;
}
-static int EventMouse( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *p_data )
+static int EventKey( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
{
- (void)p_this; (void)oldval; (void)newval; (void)p_data;
- event_thread_t *p_ev = p_data;
- vlc_mutex_lock( &p_ev->lock );
- if( psz_var[6] == 'c' )
- p_ev->b_clicked = true;
- else if( psz_var[6] == 'm' )
- p_ev->b_moved = true;
- vlc_mutex_unlock( &p_ev->lock );
+ demux_t *p_demux = p_data;
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ /* FIXME: thread-safe ? */
+ pci_t *pci = dvdnav_get_current_nav_pci( p_sys->dvdnav );
+ switch( newval.i_int )
+ {
+ case ACTIONID_NAV_LEFT:
+ dvdnav_left_button_select( p_sys->dvdnav, pci );
+ break;
+ case ACTIONID_NAV_RIGHT:
+ dvdnav_right_button_select( p_sys->dvdnav, pci );
+ break;
+ case ACTIONID_NAV_UP:
+ dvdnav_upper_button_select( p_sys->dvdnav, pci );
+ break;
+ case ACTIONID_NAV_DOWN:
+ dvdnav_lower_button_select( p_sys->dvdnav, pci );
+ break;
+ case ACTIONID_NAV_ACTIVATE:
+ ButtonUpdate( p_demux, true );
+ dvdnav_button_activate( p_sys->dvdnav, pci );
+ break;
+ }
+
+ (void)p_this; (void)psz_var; (void)oldval;
return VLC_SUCCESS;
}
-static int EventKey( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *p_data )
+static int EventIntf( vlc_object_t *p_input, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t val, void *p_data )
{
- (void)p_this; (void)psz_var; (void)oldval;
- event_thread_t *p_ev = p_data;
- vlc_mutex_lock( &p_ev->lock );
- p_ev->i_key_action = newval.i_int;
- vlc_mutex_unlock( &p_ev->lock );
+ demux_t *p_demux = p_data;
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ if (val.i_int == INPUT_EVENT_VOUT)
+ {
+ vlc_object_t *p_vout;
+ p_vout = p_sys->p_vout;
+ if( p_vout != NULL )
+ {
+ var_DelCallback( p_vout, "mouse-moved", EventMouse, p_demux );
+ var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
+ vlc_object_release( p_vout );
+ }
+
+ p_vout = (vlc_object_t *)input_GetVout( (input_thread_t *)p_input );
+ p_sys->p_vout = p_vout;
+ if( p_vout != NULL )
+ {
+ var_AddCallback( p_vout, "mouse-moved", EventMouse, p_demux );
+ var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_demux );
+ }
+ }
+ (void) psz_var; (void) oldval;
return VLC_SUCCESS;
}