X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fcontrol%2Fmedia_player.c;h=6a14377609a53ee9937ab07b5a71ba97ae56a8b4;hb=2fa0b5fa1a81812161b8d201477a4f07bd059f85;hp=ce4cd0b1a8055760e8c2992e391dc17a45edf375;hpb=78d87996ccb92d1dc91c9987685f976ed3be08a6;p=vlc diff --git a/src/control/media_player.c b/src/control/media_player.c index ce4cd0b1a8..6a14377609 100644 --- a/src/control/media_player.c +++ b/src/control/media_player.c @@ -21,14 +21,25 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ -#include "libvlc_internal.h" +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include #include +#include +#include + #include #include #include + #include "libvlc.h" -#include + +#include "libvlc_internal.h" +#include "media_internal.h" // libvlc_media_set_state() +#include "media_player_internal.h" static int input_seekable_changed( vlc_object_t * p_this, char const * psz_cmd, @@ -43,25 +54,36 @@ input_event_changed( vlc_object_t * p_this, char const * psz_cmd, vlc_value_t oldval, vlc_value_t newval, void * p_userdata ); -static int SnapshotTakenCallback( vlc_object_t *p_this, char const *psz_cmd, - vlc_value_t oldval, vlc_value_t newval, void *p_data ); +static int +snapshot_was_taken( vlc_object_t *p_this, char const *psz_cmd, + vlc_value_t oldval, vlc_value_t newval, void *p_data ); + +static void libvlc_media_player_destroy( libvlc_media_player_t *p_mi ); + +/* + * Shortcuts + */ -static const libvlc_state_t vlc_to_libvlc_state_array[] = +#define register_event(a, b) __register_event(a, libvlc_MediaPlayer ## b) +static inline void __register_event(libvlc_media_player_t *mp, libvlc_event_type_t type) { - [INIT_S] = libvlc_NothingSpecial, - [OPENING_S] = libvlc_Opening, - [PLAYING_S] = libvlc_Playing, - [PAUSE_S] = libvlc_Paused, - [END_S] = libvlc_Ended, - [ERROR_S] = libvlc_Error, -}; - -static inline libvlc_state_t vlc_to_libvlc_state( int vlc_state ) + libvlc_event_manager_register_event_type(mp->p_event_manager, type, NULL); +} + +static inline void lock(libvlc_media_player_t *mp) { - if( vlc_state < 0 || vlc_state > 6 ) - return libvlc_Ended; + vlc_mutex_lock(&mp->object_lock); +} + +static inline void unlock(libvlc_media_player_t *mp) +{ + vlc_mutex_unlock(&mp->object_lock); +} - return vlc_to_libvlc_state_array[vlc_state]; +static inline void clear_if_needed(libvlc_exception_t *e) +{ + if (libvlc_exception_raised(e)) + libvlc_exception_clear(e); } /* @@ -87,8 +109,14 @@ static void release_input_thread( libvlc_media_player_t *p_mi, bool b_input_abor /* We owned this one */ input_Stop( p_input_thread, b_input_abort ); + vlc_thread_join( p_input_thread ); + assert( p_mi->p_input_resource == NULL ); + assert( p_input_thread->b_dead ); + /* Store the input resource for future use. */ + p_mi->p_input_resource = input_DetachResource( p_input_thread ); + var_Destroy( p_input_thread, "drawable-hwnd" ); var_Destroy( p_input_thread, "drawable-xid" ); var_Destroy( p_input_thread, "drawable-agl" ); @@ -111,18 +139,18 @@ input_thread_t *libvlc_get_input_thread( libvlc_media_player_t *p_mi, if( !p_mi ) RAISENULL( "Media Instance is NULL" ); - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); if( !p_mi->p_input_thread ) { - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); RAISENULL( "Input is NULL" ); } p_input_thread = p_mi->p_input_thread; vlc_object_hold( p_input_thread ); - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); return p_input_thread; } @@ -138,7 +166,7 @@ input_seekable_changed( vlc_object_t * p_this, char const * psz_cmd, libvlc_media_player_t * p_mi = p_userdata; libvlc_event_t event; - libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial, NULL); + libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial ); event.type = libvlc_MediaPlayerSeekableChanged; event.u.media_player_seekable_changed.new_seekable = newval.b_bool; @@ -157,7 +185,7 @@ input_pausable_changed( vlc_object_t * p_this, char const * psz_cmd, libvlc_media_player_t * p_mi = p_userdata; libvlc_event_t event; - libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial, NULL); + libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial ); event.type = libvlc_MediaPlayerPausableChanged; event.u.media_player_pausable_changed.new_pausable = newval.b_bool; @@ -212,7 +240,15 @@ input_event_changed( vlc_object_t * p_this, char const * psz_cmd, return VLC_SUCCESS; } - libvlc_media_set_state( p_mi->p_md, libvlc_state, NULL ); + libvlc_media_set_state( p_mi->p_md, libvlc_state ); + libvlc_event_send( p_mi->p_event_manager, &event ); + } + else if( newval.i_int == INPUT_EVENT_ABORT ) + { + libvlc_state_t libvlc_state = libvlc_Stopped; + event.type = libvlc_MediaPlayerStopped; + + libvlc_media_set_state( p_mi->p_md, libvlc_state ); libvlc_event_send( p_mi->p_event_manager, &event ); } else if( newval.i_int == INPUT_EVENT_POSITION ) @@ -244,8 +280,29 @@ input_event_changed( vlc_object_t * p_this, char const * psz_cmd, } +/************************************************************************** + * Snapshot Taken Event. + * + * FIXME: This snapshot API interface makes no sense in media_player. + *************************************************************************/ +static int snapshot_was_taken(vlc_object_t *p_this, char const *psz_cmd, + vlc_value_t oldval, vlc_value_t newval, void *p_data ) +{ + VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); VLC_UNUSED(p_this); + + libvlc_media_player_t *mp = p_data; + libvlc_event_t event; + event.type = libvlc_MediaPlayerSnapshotTaken; + event.u.media_player_snapshot_taken.psz_filename = newval.psz_string; + libvlc_event_send(mp->p_event_manager, &event); + + return VLC_SUCCESS; +} + + static void libvlc_media_player_destroy( libvlc_media_player_t * ); + /************************************************************************** * Create a Media Instance object. * @@ -261,88 +318,67 @@ static void libvlc_media_player_destroy( libvlc_media_player_t * ); * - When attempting to destroy the object the lock is also held. **************************************************************************/ libvlc_media_player_t * -libvlc_media_player_new( libvlc_instance_t * p_libvlc_instance, - libvlc_exception_t * p_e ) +libvlc_media_player_new( libvlc_instance_t *instance, libvlc_exception_t *e ) { - libvlc_media_player_t * p_mi; + libvlc_media_player_t * mp; - if( !p_libvlc_instance ) - { - libvlc_exception_raise( p_e, "invalid libvlc instance" ); - return NULL; - } + assert(instance); - p_mi = malloc( sizeof(libvlc_media_player_t) ); - if( !p_mi ) + mp = malloc(sizeof(libvlc_media_player_t)); + if (!mp) { - libvlc_exception_raise( p_e, "Not enough memory" ); + libvlc_exception_raise(e); + libvlc_printerr("Not enough memory"); return NULL; } - p_mi->p_md = NULL; - p_mi->drawable.agl = 0; - p_mi->drawable.xid = 0; - p_mi->drawable.hwnd = NULL; - p_mi->p_libvlc_instance = p_libvlc_instance; - p_mi->p_input_thread = NULL; - p_mi->i_refcount = 1; - vlc_mutex_init( &p_mi->object_lock ); - p_mi->p_event_manager = libvlc_event_manager_new( p_mi, - p_libvlc_instance, p_e ); - if( libvlc_exception_raised( p_e ) ) + mp->p_md = NULL; + mp->drawable.agl = 0; + mp->drawable.xid = 0; + mp->drawable.hwnd = NULL; + mp->drawable.nsobject = NULL; + mp->p_libvlc_instance = instance; + mp->p_input_thread = NULL; + mp->p_input_resource = NULL; + mp->i_refcount = 1; + vlc_mutex_init(&mp->object_lock); + mp->p_event_manager = libvlc_event_manager_new(mp, instance, e); + if (libvlc_exception_raised(e)) { - vlc_mutex_destroy( &p_mi->object_lock ); - free( p_mi ); + vlc_mutex_destroy(&mp->object_lock); + free(mp); return NULL; } - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerNothingSpecial, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerOpening, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerBuffering, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerPlaying, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerPaused, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerStopped, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerForward, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerBackward, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerEndReached, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerEncounteredError, p_e ); - - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerPositionChanged, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerTimeChanged, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerLengthChanged, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerTitleChanged, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerSeekableChanged, p_e ); - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerPausableChanged, p_e ); + register_event(mp, NothingSpecial); + register_event(mp, Opening); + register_event(mp, Buffering); + register_event(mp, Playing); + register_event(mp, Paused); + register_event(mp, Stopped); + register_event(mp, Forward); + register_event(mp, Backward); + register_event(mp, EndReached); + register_event(mp, EncounteredError); + + register_event(mp, PositionChanged); + register_event(mp, TimeChanged); + register_event(mp, LengthChanged); + register_event(mp, TitleChanged); + register_event(mp, PausableChanged); /* Snapshot initialization */ - libvlc_event_manager_register_event_type( p_mi->p_event_manager, - libvlc_MediaPlayerSnapshotTaken, p_e ); + register_event(mp, SnapshotTaken); /* Attach a var callback to the global object to provide the glue between - vout_thread that generates the event and media_player that re-emits it - with its own event manager - */ - var_Create( p_libvlc_instance->p_libvlc_int, "vout-snapshottaken", - VLC_VAR_STRING | VLC_VAR_ISCOMMAND ); - var_AddCallback( p_libvlc_instance->p_libvlc_int, "vout-snapshottaken", - SnapshotTakenCallback, p_mi ); - - return p_mi; + * vout_thread that generates the event and media_player that re-emits it + * with its own event manager + * + * FIXME: It's unclear why we want to put this in public API, and why we + * want to expose it in such a limiting and ugly way. + */ + var_AddCallback(instance->p_libvlc_int, "snapshot-file", snapshot_was_taken, mp); + + return mp; } /************************************************************************** @@ -372,23 +408,20 @@ libvlc_media_player_new_from_media( **************************************************************************/ static void libvlc_media_player_destroy( libvlc_media_player_t *p_mi ) { - input_thread_t *p_input_thread; - libvlc_exception_t p_e; - assert( p_mi ); /* Detach Callback from the main libvlc object */ var_DelCallback( p_mi->p_libvlc_instance->p_libvlc_int, - "vout-snapshottaken", SnapshotTakenCallback, p_mi ); + "snapshot-file", snapshot_was_taken, p_mi ); - libvlc_exception_init( &p_e ); - p_input_thread = libvlc_get_input_thread( p_mi, &p_e ); + /* Release the input thread */ + release_input_thread( p_mi, true ); - if( libvlc_exception_raised( &p_e ) ) - /* no need to worry about no input thread */ - libvlc_exception_clear( &p_e ); - else - release_input_thread( p_mi, true ); + if( p_mi->p_input_resource ) + { + input_resource_Delete( p_mi->p_input_resource ); + p_mi->p_input_resource = NULL; + } libvlc_event_manager_release( p_mi->p_event_manager ); libvlc_media_release( p_mi->p_md ); @@ -406,9 +439,9 @@ void libvlc_media_player_release( libvlc_media_player_t *p_mi ) bool destroy; assert( p_mi ); - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); destroy = !--p_mi->i_refcount; - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); if( destroy ) libvlc_media_player_destroy( p_mi ); @@ -423,9 +456,9 @@ void libvlc_media_player_retain( libvlc_media_player_t *p_mi ) { assert( p_mi ); - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); p_mi->i_refcount++; - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); } /************************************************************************** @@ -443,7 +476,7 @@ void libvlc_media_player_set_media( if( !p_mi ) return; - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); /* FIXME I am not sure if it is a user request or on die(eof/error) * request here */ @@ -453,14 +486,14 @@ void libvlc_media_player_set_media( !p_mi->p_input_thread->b_error ); if( p_mi->p_md ) - libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial, p_e ); + libvlc_media_set_state( p_mi->p_md, libvlc_NothingSpecial ); libvlc_media_release( p_mi->p_md ); if( !p_md ) { p_mi->p_md = NULL; - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); return; /* It is ok to pass a NULL md */ } @@ -471,7 +504,7 @@ void libvlc_media_player_set_media( * libvlc_instance, because we don't really care */ p_mi->p_libvlc_instance = p_md->p_libvlc_instance; - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); } /************************************************************************** @@ -482,12 +515,14 @@ libvlc_media_player_get_media( libvlc_media_player_t *p_mi, libvlc_exception_t *p_e ) { + libvlc_media_t *p_m; VLC_UNUSED(p_e); - if( !p_mi->p_md ) - return NULL; - - libvlc_media_retain( p_mi->p_md ); + lock(p_mi); + p_m = p_mi->p_md; + if( p_m ) + libvlc_media_retain( p_mi->p_md ); + unlock(p_mi); return p_mi->p_md; } @@ -504,29 +539,6 @@ libvlc_media_player_event_manager( return p_mi->p_event_manager; } -/************************************************************************** - * Trigger a snapshot Taken Event. - *************************************************************************/ -static int SnapshotTakenCallback( vlc_object_t *p_this, char const *psz_cmd, - vlc_value_t oldval, vlc_value_t newval, void *p_data ) -{ - VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); - VLC_UNUSED(p_this) ; - - libvlc_media_player_t* p_mi = (libvlc_media_player_t*) p_data ; - libvlc_event_t event ; - event.type = libvlc_MediaPlayerSnapshotTaken ; - event.u.media_player_snapshot_taken.psz_filename = newval.psz_string ; - /* Snapshot psz data is a vlc_variable owned by libvlc object . - Its memmory management is taken care by the obj*/ - msg_Dbg( p_this, "about to emit libvlc_snapshot_taken.make psz_str=0x%p" - " (%s)", event.u.media_player_snapshot_taken.psz_filename, - event.u.media_player_snapshot_taken.psz_filename ); - libvlc_event_send( p_mi->p_event_manager, &event ); - - return VLC_SUCCESS; -} - /************************************************************************** * Tell media player to start playing. **************************************************************************/ @@ -546,24 +558,26 @@ void libvlc_media_player_play( libvlc_media_player_t *p_mi, /* Ignore previous exception */ libvlc_exception_clear( p_e ); - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); if( !p_mi->p_md ) { - libvlc_exception_raise( p_e, "no associated media descriptor" ); - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); + libvlc_exception_raise( p_e ); + libvlc_printerr( "No associated media descriptor" ); return; } p_mi->p_input_thread = input_Create( p_mi->p_libvlc_instance->p_libvlc_int, - p_mi->p_md->p_input_item, NULL, NULL ); + p_mi->p_md->p_input_item, NULL, p_mi->p_input_resource ); if( !p_mi->p_input_thread ) { - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); return; } + p_mi->p_input_resource = NULL; p_input_thread = p_mi->p_input_thread; var_Create( p_input_thread, "drawable-agl", VLC_VAR_INTEGER ); @@ -576,18 +590,12 @@ void libvlc_media_player_play( libvlc_media_player_t *p_mi, var_Create( p_input_thread, "drawable-hwnd", VLC_VAR_ADDRESS ); if( p_mi->drawable.hwnd != NULL ) - { - vlc_value_t val = { .p_address = p_mi->drawable.hwnd }; - var_Set( p_input_thread, "drawable-hwnd", val ); - } + var_SetAddress( p_input_thread, "drawable-hwnd", p_mi->drawable.hwnd ); - var_Create( p_input_thread, "drawable-nsobject", VLC_VAR_ADDRESS ); + var_Create( p_input_thread, "drawable-nsobject", VLC_VAR_ADDRESS ); if( p_mi->drawable.nsobject != NULL ) - { - vlc_value_t val = { .p_address = p_mi->drawable.nsobject }; - var_Set( p_input_thread, "drawable-nsobject", val ); - } - + var_SetAddress( p_input_thread, "drawable-nsobject", p_mi->drawable.nsobject ); + var_AddCallback( p_input_thread, "can-seek", input_seekable_changed, p_mi ); var_AddCallback( p_input_thread, "can-pause", input_pausable_changed, p_mi ); var_AddCallback( p_input_thread, "intf-event", input_event_changed, p_mi ); @@ -598,7 +606,7 @@ void libvlc_media_player_play( libvlc_media_player_t *p_mi, p_mi->p_input_thread = NULL; } - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); } /************************************************************************** @@ -651,7 +659,7 @@ void libvlc_media_player_stop( libvlc_media_player_t *p_mi, { /* Send a stop notification event only if we are in playing, * buffering or paused states */ - libvlc_media_set_state( p_mi->p_md, libvlc_Ended, p_e ); + libvlc_media_set_state( p_mi->p_md, libvlc_Stopped ); /* Construct and send the event */ libvlc_event_t event; @@ -659,9 +667,9 @@ void libvlc_media_player_stop( libvlc_media_player_t *p_mi, libvlc_event_send( p_mi->p_event_manager, &event ); } - vlc_mutex_lock( &p_mi->object_lock ); + lock(p_mi); release_input_thread( p_mi, true ); /* This will stop the input thread */ - vlc_mutex_unlock( &p_mi->object_lock ); + unlock(p_mi); } /************************************************************************** @@ -678,7 +686,7 @@ void libvlc_media_player_set_nsobject( libvlc_media_player_t *p_mi, /************************************************************************** * get_nsobject **************************************************************************/ -uint32_t libvlc_media_player_get_nsobject( libvlc_media_player_t *p_mi ) +void * libvlc_media_player_get_nsobject( libvlc_media_player_t *p_mi ) { return p_mi->drawable.nsobject; } @@ -740,48 +748,6 @@ void *libvlc_media_player_get_hwnd( libvlc_media_player_t *p_mi ) return p_mi->drawable.hwnd; } -/************************************************************************** - * Set Drawable - **************************************************************************/ -void libvlc_media_player_set_drawable( libvlc_media_player_t *p_mi, - libvlc_drawable_t drawable, - libvlc_exception_t *p_e ) -{ -#ifdef WIN32 - if (sizeof (HWND) <= sizeof (libvlc_drawable_t)) - p_mi->drawable.hwnd = (HWND)drawable; - else - libvlc_exception_raise(p_e, "Operation not supported"); -#elif defined(__APPLE__) - p_mi->drawable.agl = drawable; - (void) p_e; -#else - p_mi->drawable.xid = drawable; - (void) p_e; -#endif -} - -/************************************************************************** - * Get Drawable - **************************************************************************/ -libvlc_drawable_t -libvlc_media_player_get_drawable ( libvlc_media_player_t *p_mi, - libvlc_exception_t *p_e ) -{ - VLC_UNUSED(p_e); - -#ifdef WIN32 - if (sizeof (HWND) <= sizeof (libvlc_drawable_t)) - return (libvlc_drawable_t)p_mi->drawable.hwnd; - else - return 0; -#elif defined(__APPLE__) - return p_mi->drawable.agl; -#else - return p_mi->drawable.xid; -#endif -} - /************************************************************************** * Getters for stream information **************************************************************************/ @@ -790,16 +756,16 @@ libvlc_time_t libvlc_media_player_get_length( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + libvlc_time_t i_time; p_input_thread = libvlc_get_input_thread ( p_mi, p_e); if( !p_input_thread ) return -1; - var_Get( p_input_thread, "length", &val ); + i_time = var_GetTime( p_input_thread, "length" ); vlc_object_release( p_input_thread ); - return (val.i_time+500LL)/1000LL; + return (i_time+500LL)/1000LL; } libvlc_time_t libvlc_media_player_get_time( @@ -807,20 +773,20 @@ libvlc_time_t libvlc_media_player_get_time( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + libvlc_time_t i_time; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) return -1; - var_Get( p_input_thread , "time", &val ); + i_time = var_GetTime( p_input_thread , "time" ); vlc_object_release( p_input_thread ); - return (val.i_time+500LL)/1000LL; + return (i_time+500LL)/1000LL; } void libvlc_media_player_set_time( libvlc_media_player_t *p_mi, - libvlc_time_t time, + libvlc_time_t i_time, libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; @@ -829,7 +795,7 @@ void libvlc_media_player_set_time( if( !p_input_thread ) return; - var_SetTime( p_input_thread, "time", time*1000LL ); + var_SetTime( p_input_thread, "time", i_time*1000LL ); vlc_object_release( p_input_thread ); } @@ -853,16 +819,16 @@ float libvlc_media_player_get_position( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + float f_position; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) return -1.0; - var_Get( p_input_thread, "position", &val ); + f_position = var_GetFloat( p_input_thread, "position" ); vlc_object_release( p_input_thread ); - return val.f_float; + return f_position; } void libvlc_media_player_set_chapter( @@ -885,16 +851,16 @@ int libvlc_media_player_get_chapter( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + int i_chapter; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) return -1; - var_Get( p_input_thread, "chapter", &val ); + i_chapter = var_GetInteger( p_input_thread, "chapter" ); vlc_object_release( p_input_thread ); - return val.i_int; + return i_chapter; } int libvlc_media_player_get_chapter_count( @@ -965,16 +931,16 @@ int libvlc_media_player_get_title( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + int i_title; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) return -1; - var_Get( p_input_thread, "title", &val ); + i_title = var_GetInteger( p_input_thread, "title" ); vlc_object_release( p_input_thread ); - return val.i_int; + return i_title; } int libvlc_media_player_get_title_count( @@ -1077,7 +1043,8 @@ void libvlc_media_player_set_rate( if( (rate < 0.0) && !b_can_rewind ) { vlc_object_release( p_input_thread ); - libvlc_exception_raise( p_e, "Rate value is invalid" ); + libvlc_exception_raise( p_e ); + libvlc_printerr( "Invalid playback rate" ); return; } @@ -1090,23 +1057,23 @@ float libvlc_media_player_get_rate( libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + int i_rate; bool b_can_rewind; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) return 0.0; /* rate < 0 indicates rewind */ - var_Get( p_input_thread, "rate", &val ); + i_rate = var_GetInteger( p_input_thread, "rate" ); b_can_rewind = var_GetBool( p_input_thread, "can-rewind" ); - if( (val.i_int < 0) && !b_can_rewind ) + if( i_rate < 0 && !b_can_rewind ) { - libvlc_exception_raise( p_e, "invalid rate" ); + vlc_object_release( p_input_thread ); return 0.0; } vlc_object_release( p_input_thread ); - return (float)1000.0f/val.i_int; + return (float)1000.0f/i_rate; } libvlc_state_t libvlc_media_player_get_state( @@ -1115,20 +1082,16 @@ libvlc_state_t libvlc_media_player_get_state( { input_thread_t *p_input_thread; libvlc_state_t state = libvlc_Ended; - vlc_value_t val; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if( !p_input_thread ) { /* We do return the right value, no need to throw an exception */ - if( libvlc_exception_raised( p_e ) ) - libvlc_exception_clear( p_e ); + clear_if_needed(p_e); return state; } - var_Get( p_input_thread, "state", &val ); - state = vlc_to_libvlc_state(val.i_int); - + state = libvlc_media_get_state( p_mi->p_md ); if( state == libvlc_Playing ) { float caching; @@ -1144,20 +1107,19 @@ int libvlc_media_player_is_seekable( libvlc_media_player_t *p_mi, libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + bool b_seekable; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if ( !p_input_thread ) { /* We do return the right value, no need to throw an exception */ - if( libvlc_exception_raised( p_e ) ) - libvlc_exception_clear( p_e ); + clear_if_needed(p_e); return false; } - var_Get( p_input_thread, "can-seek", &val ); + b_seekable = var_GetBool( p_input_thread, "can-seek" ); vlc_object_release( p_input_thread ); - return val.b_bool; + return b_seekable; } /* internal function, used by audio, video */ @@ -1167,6 +1129,8 @@ libvlc_track_description_t * libvlc_exception_t *p_e ) { input_thread_t *p_input = libvlc_get_input_thread( p_mi, p_e ); + libvlc_track_description_t *p_track_description = NULL, + *p_actual, *p_previous; if( !p_input ) return NULL; @@ -1174,22 +1138,17 @@ libvlc_track_description_t * vlc_value_t val_list, text_list; var_Change( p_input, psz_variable, VLC_VAR_GETLIST, &val_list, &text_list); - if( val_list.p_list->i_count <= 0 ) /* no tracks */ - { - var_FreeList( &val_list, &text_list); - vlc_object_release( p_input ); - return NULL; - } + /* no tracks */ + if( val_list.p_list->i_count <= 0 ) + goto end; - libvlc_track_description_t *p_track_description, *p_actual, *p_previous; p_track_description = ( libvlc_track_description_t * ) malloc( sizeof( libvlc_track_description_t ) ); if ( !p_track_description ) { - var_FreeList( &val_list, &text_list); - vlc_object_release( p_input ); - libvlc_exception_raise( p_e, "no enough memory" ); - return NULL; + libvlc_exception_raise( p_e ); + libvlc_printerr( "Not enough memory" ); + goto end; } p_actual = p_track_description; p_previous = NULL; @@ -1202,10 +1161,9 @@ libvlc_track_description_t * if ( !p_actual ) { libvlc_track_description_release( p_track_description ); - var_FreeList( &val_list, &text_list); - vlc_object_release( p_input ); - libvlc_exception_raise( p_e, "no enough memory" ); - return NULL; + libvlc_exception_raise( p_e ); + libvlc_printerr( "Not enough memory" ); + goto end; } } p_actual->i_id = val_list.p_list->p_values[i].i_int; @@ -1216,7 +1174,9 @@ libvlc_track_description_t * p_previous = p_actual; p_actual = NULL; } - var_FreeList( &val_list, &text_list); + +end: + var_FreeList( &val_list, &text_list ); vlc_object_release( p_input ); return p_track_description; @@ -1240,18 +1200,32 @@ int libvlc_media_player_can_pause( libvlc_media_player_t *p_mi, libvlc_exception_t *p_e ) { input_thread_t *p_input_thread; - vlc_value_t val; + bool b_can_pause; p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); if ( !p_input_thread ) { /* We do return the right value, no need to throw an exception */ - if( libvlc_exception_raised( p_e ) ) - libvlc_exception_clear( p_e ); + clear_if_needed(p_e); return false; } - var_Get( p_input_thread, "can-pause", &val ); + b_can_pause = var_GetBool( p_input_thread, "can-pause" ); vlc_object_release( p_input_thread ); - return val.b_bool; + return b_can_pause; +} + +void libvlc_media_player_next_frame( libvlc_media_player_t *p_mi, libvlc_exception_t *p_e ) +{ + input_thread_t *p_input_thread = libvlc_get_input_thread ( p_mi, p_e ); + if( p_input_thread != NULL ) + { + var_TriggerCallback( p_input_thread, "frame-next" ); + vlc_object_release( p_input_thread ); + } + else + { + libvlc_exception_raise( p_e ); + libvlc_printerr( "No active input" ); + } }