/** Remove this drawable from the list of busy ones */
static void ReleaseDrawable (vlc_object_t *obj, xcb_window_t window)
{
xcb_window_t *used;
size_t n = 0;
vlc_mutex_lock (&serializer);
used = var_GetAddress (obj->p_libvlc, "xid-in-use");
assert (used);
while (used[n] != window)
{
assert (used[n]);
n++;
}
do
used[n] = used[n + 1];
while (used[++n]);
if (n == 0)
var_SetAddress (obj->p_libvlc, "xid-in-use", NULL);
vlc_mutex_unlock (&serializer);
if (n == 0)
free (used);
/* Variables are reference-counted... */
var_Destroy (obj->p_libvlc, "xid-in-use");
}
static struct decklink_sys_t *GetDLSys(vlc_object_t *obj)
{
vlc_object_t *libvlc = VLC_OBJECT(obj->p_libvlc);
struct decklink_sys_t *sys;
vlc_mutex_lock(&sys_lock);
if (var_Type(libvlc, "decklink-sys") == VLC_VAR_ADDRESS)
sys = (struct decklink_sys_t*)var_GetAddress(libvlc, "decklink-sys");
else {
sys = (struct decklink_sys_t*)malloc(sizeof(*sys));
if (sys) {
sys->p_output = NULL;
sys->offset = 0;
sys->users = 0;
sys->i_rate = -1;
vlc_mutex_init(&sys->lock);
vlc_cond_init(&sys->cond);
var_Create(libvlc, "decklink-sys", VLC_VAR_ADDRESS);
var_SetAddress(libvlc, "decklink-sys", (void*)sys);
}
}
vlc_mutex_unlock(&sys_lock);
return sys;
}
static void ReleaseDLSys(vlc_object_t *obj)
{
vlc_object_t *libvlc = VLC_OBJECT(obj->p_libvlc);
vlc_mutex_lock(&sys_lock);
struct decklink_sys_t *sys = (struct decklink_sys_t*)var_GetAddress(libvlc, "decklink-sys");
if (--sys->users == 0) {
msg_Dbg(obj, "Destroying decklink data");
vlc_mutex_destroy(&sys->lock);
vlc_cond_destroy(&sys->cond);
if (sys->p_output) {
sys->p_output->StopScheduledPlayback(0, NULL, 0);
sys->p_output->DisableVideoOutput();
sys->p_output->DisableAudioOutput();
sys->p_output->Release();
}
free(sys);
var_Destroy(libvlc, "decklink-sys");
}
vlc_mutex_unlock(&sys_lock);
}
/**
* Release the drawable.
*/
static void Close (vlc_object_t *obj)
{
vout_window_t *wnd = (vout_window_t *)obj;
void **used, *val = wnd->p_sys;
size_t n = 0;
/* Remove this drawable from the list of busy ones */
vlc_mutex_lock (&serializer);
used = var_GetAddress (VLC_OBJECT (obj->p_libvlc), "drawables-in-use");
assert (used);
while (used[n] != val)
{
assert (used[n]);
n++;
}
do
used[n] = used[n + 1];
while (used[++n] != NULL);
if (n == 0)
/* should not be needed (var_Destroy...) but better safe than sorry: */
var_SetAddress (obj->p_libvlc, "drawables-in-use", NULL);
vlc_mutex_unlock (&serializer);
if (n == 0)
free (used);
/* Variables are reference-counted... */
var_Destroy (obj->p_libvlc, "drawables-in-use");
}
/**************************************************************************
* get_nsobject
**************************************************************************/
void * libvlc_media_player_get_nsobject( libvlc_media_player_t *p_mi )
{
assert (p_mi != NULL);
#ifdef __APPLE__
return var_GetAddress (p_mi, "drawable-nsobject");
#else
return NULL;
#endif
}
/**************************************************************************
* get_hwnd
**************************************************************************/
void *libvlc_media_player_get_hwnd( libvlc_media_player_t *p_mi )
{
assert (p_mi != NULL);
#ifdef WIN32
return var_GetAddress (p_mi, "drawable-hwnd");
#else
return NULL;
#endif
}
/**
* This function will free the snapshot addr
*/
static void VoutSnapshotAddrFree( vout_thread_t *p_vout )
{
block_t *p_image = NULL;
p_image = (block_t *) var_GetAddress( p_vout, "snapshot-addr" );
if( p_image != NULL )
block_Release( p_image );
}
/**
* Destroy playlist.
* This is not thread-safe. Any reference to the playlist is assumed gone.
* (In particular, all interface and services threads must have been joined).
*
* \param p_playlist the playlist object
*/
void playlist_Destroy( playlist_t *p_playlist )
{
playlist_private_t *p_sys = pl_priv(p_playlist);
/* Remove all services discovery */
playlist_ServicesDiscoveryKillAll( p_playlist );
msg_Dbg( p_playlist, "destroying" );
playlist_Deactivate( p_playlist );
if( p_sys->p_preparser )
playlist_preparser_Delete( p_sys->p_preparser );
/* Release input resources */
assert( p_sys->p_input == NULL );
input_resource_Release( p_sys->p_input_resource );
if( p_playlist->p_media_library != NULL )
playlist_MLDump( p_playlist );
PL_LOCK;
/* Release the current node */
set_current_status_node( p_playlist, NULL );
/* Release the current item */
set_current_status_item( p_playlist, NULL );
PL_UNLOCK;
vlc_cond_destroy( &p_sys->signal );
vlc_mutex_destroy( &p_sys->lock );
/* Remove all remaining items */
FOREACH_ARRAY( playlist_item_t *p_del, p_playlist->all_items )
free( p_del->pp_children );
vlc_gc_decref( p_del->p_input );
free( p_del );
FOREACH_END();
ARRAY_RESET( p_playlist->all_items );
FOREACH_ARRAY( playlist_item_t *p_del, p_sys->items_to_delete )
free( p_del->pp_children );
vlc_gc_decref( p_del->p_input );
free( p_del );
FOREACH_END();
ARRAY_RESET( p_sys->items_to_delete );
ARRAY_RESET( p_playlist->items );
ARRAY_RESET( p_playlist->current );
vlc_http_cookie_jar_t *cookies = var_GetAddress( p_playlist, "http-cookies" );
if ( cookies )
{
var_Destroy( p_playlist, "http-cookies" );
vlc_http_cookies_destroy( cookies );
}
vlc_object_release( p_playlist );
}
static osd_menu_t *osd_Find( vlc_object_t *p_this, bool visible,
const char *func )
{
osd_menu_t *menu;
vlc_mutex_lock( &osd_mutex );
menu = var_GetAddress( p_this->p_libvlc, "osd-object" );
if( menu == NULL || ( visible && !osd_isVisible(menu) ) )
{
vlc_mutex_unlock( &osd_mutex );
msg_Err( p_this, "%s failed", func );
}
return menu;
}
static aout_instance_t *findAout (vlc_object_t *obj)
{
input_thread_t *(*pf_find_input) (vlc_object_t *);
pf_find_input = var_GetAddress (obj, "find-input-callback");
if (unlikely(pf_find_input == NULL))
return NULL;
input_thread_t *p_input = pf_find_input (obj);
if (p_input == NULL)
return NULL;
aout_instance_t *p_aout = input_GetAout (p_input);
vlc_object_release (p_input);
return p_aout;
}
/** Acquire a drawable */
static int AcquireDrawable (vlc_object_t *obj, xcb_window_t window)
{
xcb_window_t *used;
size_t n = 0;
if (var_Create (obj->p_libvlc, "xid-in-use", VLC_VAR_ADDRESS))
return VLC_ENOMEM;
/* Keep a list of busy drawables, so we don't overlap videos if there are
* more than one video track in the stream. */
vlc_mutex_lock (&serializer);
used = var_GetAddress (obj->p_libvlc, "xid-in-use");
if (used != NULL)
{
while (used[n])
{
if (used[n] == window)
goto skip;
n++;
}
}
used = realloc (used, sizeof (*used) * (n + 2));
if (used != NULL)
{
used[n] = window;
used[n + 1] = 0;
var_SetAddress (obj->p_libvlc, "xid-in-use", used);
}
else
{
skip:
msg_Warn (obj, "X11 drawable 0x%08"PRIx8" is busy", window);
window = 0;
}
vlc_mutex_unlock (&serializer);
return (window == 0) ? VLC_EGENERIC : VLC_SUCCESS;
}
static int SendIn( sout_stream_t *p_stream, sout_stream_id_t *id,
block_t *p_buffer )
{
in_sout_stream_sys_t *p_sys = (in_sout_stream_sys_t *)p_stream->p_sys;
bridge_t *p_bridge;
bool b_no_es = true;
int i;
int i_date = mdate();
/* First forward the packet for our own ES */
if( !p_sys->b_placeholder )
p_stream->p_next->pf_send( p_stream->p_next, id->id, p_buffer );
/* Then check all bridged streams */
vlc_mutex_lock( p_sys->p_lock );
p_bridge = var_GetAddress( p_stream->p_libvlc, p_sys->psz_name );
if( p_bridge )
{
for ( i = 0; i < p_bridge->i_es_num; i++ )
{
if ( !p_bridge->pp_es[i]->b_empty )
b_no_es = false;
while ( p_bridge->pp_es[i]->p_block != NULL
&& (p_bridge->pp_es[i]->p_block->i_dts + p_sys->i_delay
< i_date
|| p_bridge->pp_es[i]->p_block->i_dts + p_sys->i_delay
< p_bridge->pp_es[i]->i_last) )
{
block_t *p_block = p_bridge->pp_es[i]->p_block;
msg_Dbg( p_stream, "dropping a packet (%"PRId64 ")",
i_date - p_block->i_dts - p_sys->i_delay );
p_bridge->pp_es[i]->p_block
= p_bridge->pp_es[i]->p_block->p_next;
block_Release( p_block );
}
if ( p_bridge->pp_es[i]->p_block == NULL )
{
p_bridge->pp_es[i]->pp_last = &p_bridge->pp_es[i]->p_block;
}
if ( p_bridge->pp_es[i]->b_changed )
{
if ( p_bridge->pp_es[i]->b_empty && p_bridge->pp_es[i]->id != NULL )
{
p_stream->p_next->pf_del( p_stream->p_next, p_bridge->pp_es[i]->id );
}
else
{
/* We need at least two packets to enter the mux. */
if ( p_bridge->pp_es[i]->p_block == NULL
|| p_bridge->pp_es[i]->p_block->p_next == NULL )
{
continue;
}
p_bridge->pp_es[i]->fmt.i_id += p_sys->i_id_offset;
if( !p_sys->b_placeholder )
{
p_bridge->pp_es[i]->id = p_stream->p_next->pf_add(
p_stream->p_next, &p_bridge->pp_es[i]->fmt );
if ( p_bridge->pp_es[i]->id == NULL )
{
msg_Warn( p_stream, "couldn't create chain for id %d",
p_bridge->pp_es[i]->fmt.i_id );
}
}
msg_Dbg( p_stream, "bridging in input codec=%4.4s id=%d pos=%d",
(char*)&p_bridge->pp_es[i]->fmt.i_codec,
p_bridge->pp_es[i]->fmt.i_id, i );
}
}
p_bridge->pp_es[i]->b_changed = false;
if ( p_bridge->pp_es[i]->b_empty )
continue;
if ( p_bridge->pp_es[i]->p_block == NULL )
{
if ( p_bridge->pp_es[i]->id != NULL
&& p_bridge->pp_es[i]->i_last < i_date )
{
if( !p_sys->b_placeholder )
p_stream->p_next->pf_del( p_stream->p_next,
p_bridge->pp_es[i]->id );
p_bridge->pp_es[i]->fmt.i_id -= p_sys->i_id_offset;
p_bridge->pp_es[i]->b_changed = true;
p_bridge->pp_es[i]->id = NULL;
}
continue;
}
if ( p_bridge->pp_es[i]->id != NULL || p_sys->b_placeholder)
{
block_t *p_block = p_bridge->pp_es[i]->p_block;
while ( p_block != NULL )
{
p_bridge->pp_es[i]->i_last = p_block->i_dts;
p_block->i_pts += p_sys->i_delay;
p_block->i_dts += p_sys->i_delay;
p_block = p_block->p_next;
}
sout_stream_id_t *newid = NULL;
if( p_sys->b_placeholder )
{
switch( p_bridge->pp_es[i]->fmt.i_cat )
{
case VIDEO_ES:
p_sys->i_last_video = i_date;
newid = p_sys->id_video;
if( !newid )
break;
if( !p_sys->b_switch_on_iframe ||
p_sys->i_state == placeholder_off ||
( p_bridge->pp_es[i]->fmt.i_cat == VIDEO_ES &&
p_bridge->pp_es[i]->p_block->i_flags & BLOCK_FLAG_TYPE_I ) )
{
p_stream->p_next->pf_send( p_stream->p_next,
newid,
p_bridge->pp_es[i]->p_block );
p_sys->i_state = placeholder_off;
}
break;
case AUDIO_ES:
newid = p_sys->id_audio;
if( !newid )
break;
p_sys->i_last_audio = i_date;
default:
p_stream->p_next->pf_send( p_stream->p_next,
newid?newid:p_bridge->pp_es[i]->id,
p_bridge->pp_es[i]->p_block );
break;
}
}
else /* !b_placeholder */
p_stream->p_next->pf_send( p_stream->p_next,
p_bridge->pp_es[i]->id,
p_bridge->pp_es[i]->p_block );
}
else
{
block_ChainRelease( p_bridge->pp_es[i]->p_block );
}
p_bridge->pp_es[i]->p_block = NULL;
p_bridge->pp_es[i]->pp_last = &p_bridge->pp_es[i]->p_block;
}
if( b_no_es )
{
for ( i = 0; i < p_bridge->i_es_num; i++ )
free( p_bridge->pp_es[i] );
free( p_bridge->pp_es );
free( p_bridge );
var_Destroy( p_stream->p_libvlc, p_sys->psz_name );
}
}
if( p_sys->b_placeholder )
{
switch( id->i_cat )
{
case VIDEO_ES:
if( ( p_sys->i_last_video + p_sys->i_placeholder_delay < i_date
&& ( !p_sys->b_switch_on_iframe
|| p_buffer->i_flags & BLOCK_FLAG_TYPE_I ) )
|| p_sys->i_state == placeholder_on )
{
p_stream->p_next->pf_send( p_stream->p_next, id->id, p_buffer );
p_sys->i_state = placeholder_on;
}
else
block_Release( p_buffer );
break;
case AUDIO_ES:
if( p_sys->i_last_audio + p_sys->i_placeholder_delay < i_date )
p_stream->p_next->pf_send( p_stream->p_next, id->id, p_buffer );
else
block_Release( p_buffer );
break;
default:
block_Release( p_buffer ); /* FIXME: placeholder subs anyone? */
break;
}
}
vlc_mutex_unlock( p_sys->p_lock );
return VLC_SUCCESS;
}
static sout_stream_id_t * AddOut( sout_stream_t *p_stream, es_format_t *p_fmt )
{
out_sout_stream_sys_t *p_sys = (out_sout_stream_sys_t *)p_stream->p_sys;
bridge_t *p_bridge;
bridged_es_t *p_es;
int i;
if ( p_sys->b_inited )
{
msg_Err( p_stream, "bridge-out can only handle 1 es at a time." );
return NULL;
}
p_sys->b_inited = true;
vlc_mutex_lock( p_sys->p_lock );
p_bridge = var_GetAddress( p_stream->p_libvlc, p_sys->psz_name );
if ( p_bridge == NULL )
{
p_bridge = xmalloc( sizeof( bridge_t ) );
var_Create( p_stream->p_libvlc, p_sys->psz_name, VLC_VAR_ADDRESS );
var_SetAddress( p_stream->p_libvlc, p_sys->psz_name, p_bridge );
p_bridge->i_es_num = 0;
p_bridge->pp_es = NULL;
}
for ( i = 0; i < p_bridge->i_es_num; i++ )
{
if ( p_bridge->pp_es[i]->b_empty && !p_bridge->pp_es[i]->b_changed )
break;
}
if ( i == p_bridge->i_es_num )
{
p_bridge->pp_es = xrealloc( p_bridge->pp_es,
(p_bridge->i_es_num + 1) * sizeof(bridged_es_t *) );
p_bridge->i_es_num++;
p_bridge->pp_es[i] = xmalloc( sizeof(bridged_es_t) );
}
p_sys->p_es = p_es = p_bridge->pp_es[i];
p_es->fmt = *p_fmt;
p_es->fmt.i_id = p_sys->i_id;
p_es->p_block = NULL;
p_es->pp_last = &p_es->p_block;
p_es->b_empty = false;
p_es->id = NULL;
p_es->i_last = VLC_TS_INVALID;
p_es->b_changed = true;
msg_Dbg( p_stream, "bridging out input codec=%4.4s id=%d pos=%d",
(char*)&p_es->fmt.i_codec, p_es->fmt.i_id, i );
vlc_mutex_unlock( p_sys->p_lock );
return (sout_stream_id_t *)p_sys;
}
/**
* Find the drawable set by libvlc application.
*/
static int Open (vlc_object_t *obj, const char *varname, bool ptr)
{
vout_window_t *wnd = (vout_window_t *)obj;
void **used, *val;
size_t n = 0;
if (var_Create (obj->p_libvlc, "drawables-in-use", VLC_VAR_ADDRESS)
|| var_Create (obj, varname, VLC_VAR_DOINHERIT
| (ptr ? VLC_VAR_ADDRESS : VLC_VAR_INTEGER)))
return VLC_ENOMEM;
if (ptr)
val = var_GetAddress (obj, varname);
else
val = (void *)(uintptr_t)var_GetInteger (obj, varname);
var_Destroy (obj, varname);
/* Keep a list of busy drawables, so we don't overlap videos if there are
* more than one video track in the stream. */
vlc_mutex_lock (&serializer);
/* TODO: per-type list of busy drawables */
used = var_GetAddress (VLC_OBJECT (obj->p_libvlc), "drawables-in-use");
if (used != NULL)
{
while (used[n] != NULL)
{
if (used[n] == val)
goto skip;
n++;
}
}
used = realloc (used, sizeof (*used) * (n + 2));
if (used != NULL)
{
used[n] = val;
used[n + 1] = NULL;
var_SetAddress (obj->p_libvlc, "drawables-in-use", used);
}
else
{
skip:
msg_Warn (wnd, "drawable %p is busy", val);
val = NULL;
}
vlc_mutex_unlock (&serializer);
if (val == NULL)
return VLC_EGENERIC;
if (ptr)
wnd->handle.hwnd = val;
else
wnd->handle.xid = (uintptr_t)val;
/* FIXME: check that X server matches --x11-display (if specified) */
/* FIXME: get window size (in platform-dependent ways) */
wnd->control = Control;
wnd->p_sys = val;
return VLC_SUCCESS;
}
