X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gst%2Fgstevent.h;h=38ad3fbcaa89936577b27ffac1b114eacc0e3caf;hb=dac5966da6a0f53d0443dfa1ac239289028c415d;hp=c6db49f1e46463d07751b2190c3e542b8a19edc5;hpb=76f049bc49fc6fc56ca19d64749cfbe2f601c3c9;p=platform%2Fupstream%2Fgstreamer.git diff --git a/gst/gstevent.h b/gst/gstevent.h index c6db49f..38ad3fb 100644 --- a/gst/gstevent.h +++ b/gst/gstevent.h @@ -50,12 +50,12 @@ typedef enum { } GstEventTypeFlags; /** - * GST_EVENT_TYPE_BOTH: + * GST_EVENT_TYPE_BOTH: (value 3) (type GstEventTypeFlags) * * The same thing as #GST_EVENT_TYPE_UPSTREAM | #GST_EVENT_TYPE_DOWNSTREAM. */ #define GST_EVENT_TYPE_BOTH \ - (GST_EVENT_TYPE_UPSTREAM | GST_EVENT_TYPE_DOWNSTREAM) + ((GstEventTypeFlags)(GST_EVENT_TYPE_UPSTREAM | GST_EVENT_TYPE_DOWNSTREAM)) #define GST_EVENT_NUM_SHIFT (8) @@ -79,7 +79,7 @@ typedef enum { * from the pipeline and unblock all streaming threads. * @GST_EVENT_FLUSH_STOP: Stop a flush operation. This event resets the * running-time of the pipeline. - * @GST_EVENT_SELECT_STREAMS: A request to select one or more streams (Since 1.10) + * @GST_EVENT_SELECT_STREAMS: A request to select one or more streams (Since: 1.10) * @GST_EVENT_STREAM_START: Event to mark the start of a new stream. Sent before any * other serialized event and only sent at the start of a new stream, * not after flushing seeks. @@ -88,7 +88,7 @@ typedef enum { * segment events contains information for clipping buffers and * converting buffer timestamps to running-time and * stream-time. - * @GST_EVENT_STREAM_COLLECTION: A new #GstStreamCollection is available (Since 1.10) + * @GST_EVENT_STREAM_COLLECTION: A new #GstStreamCollection is available (Since: 1.10) * @GST_EVENT_TAG: A new set of metadata tags has been found in the stream. * @GST_EVENT_BUFFERSIZE: Notification of buffering requirements. Currently not * used yet. @@ -97,7 +97,7 @@ typedef enum { * rendering. * @GST_EVENT_STREAM_GROUP_DONE: Indicates that there is no more data for * the stream group ID in the message. Sent before EOS - * in some instances and should be handled mostly the same. (Since 1.10) + * in some instances and should be handled mostly the same. (Since: 1.10) * @GST_EVENT_EOS: End-Of-Stream. No more data is to be expected to follow * without either a STREAM_START event, or a FLUSH_STOP and a SEGMENT * event. @@ -222,7 +222,7 @@ typedef enum { G_BEGIN_DECLS -GST_EXPORT GType _gst_event_type; +GST_API GType _gst_event_type; #define GST_TYPE_EVENT (_gst_event_type) #define GST_IS_EVENT(obj) (GST_IS_MINI_OBJECT_TYPE (obj, GST_TYPE_EVENT)) @@ -252,6 +252,7 @@ GST_EXPORT GType _gst_event_type; * Get the #GstClockTime timestamp of the event. This is the time when the event * was created. */ +/* FIXME 2.0: Remove the GstEvent::timestamp field */ #define GST_EVENT_TIMESTAMP(event) (GST_EVENT_CAST(event)->timestamp) /** @@ -406,12 +407,18 @@ struct _GstEvent { /*< public >*/ /* with COW */ GstEventType type; + /* FIXME 2.0: Remove the GstEvent::timestamp field */ guint64 timestamp; guint32 seqnum; }; +GST_API const gchar* gst_event_type_get_name (GstEventType type); + +GST_API GQuark gst_event_type_to_quark (GstEventType type); + +GST_API GstEventTypeFlags gst_event_type_get_flags (GstEventType type); @@ -443,6 +450,25 @@ gst_event_unref (GstEvent * event) gst_mini_object_unref (GST_MINI_OBJECT_CAST (event)); } +/** + * gst_clear_event: (skip) + * @event_ptr: a pointer to a #GstEvent reference + * + * Clears a reference to a #GstEvent. + * + * @event_ptr must not be %NULL. + * + * If the reference is %NULL then this function does nothing. Otherwise, the + * reference count of the event is decreased and the pointer is set to %NULL. + * + * Since: 1.16 + */ +static inline void +gst_clear_event (GstEvent ** event_ptr) +{ + gst_clear_mini_object ((GstMiniObject **) event_ptr); +} + /* copy event */ /** * gst_event_copy: @@ -458,136 +484,245 @@ gst_event_copy (const GstEvent * event) return GST_EVENT_CAST (gst_mini_object_copy (GST_MINI_OBJECT_CONST_CAST (event))); } +GST_API GType gst_event_get_type (void); /* custom event */ + +GST_API GstEvent* gst_event_new_custom (GstEventType type, GstStructure *structure) G_GNUC_MALLOC; +GST_API const GstStructure * gst_event_get_structure (GstEvent *event); + +GST_API GstStructure * gst_event_writable_structure (GstEvent *event); +GST_API gboolean gst_event_has_name (GstEvent *event, const gchar *name); /* identifiers for events and messages */ + +GST_API guint32 gst_event_get_seqnum (GstEvent *event); + +GST_API void gst_event_set_seqnum (GstEvent *event, guint32 seqnum); /* accumulated pad offsets for the event */ + +GST_API gint64 gst_event_get_running_time_offset (GstEvent *event); + +GST_API void gst_event_set_running_time_offset (GstEvent *event, gint64 offset); /* Stream start event */ + +GST_API GstEvent * gst_event_new_stream_start (const gchar *stream_id) G_GNUC_MALLOC; + +GST_API void gst_event_parse_stream_start (GstEvent *event, const gchar **stream_id); + +GST_API void gst_event_set_stream (GstEvent *event, GstStream *stream); + +GST_API void gst_event_parse_stream (GstEvent *event, GstStream **stream); +GST_API void gst_event_set_stream_flags (GstEvent *event, GstStreamFlags flags); + +GST_API void gst_event_parse_stream_flags (GstEvent *event, GstStreamFlags *flags); +GST_API void gst_event_set_group_id (GstEvent *event, guint group_id); + +GST_API gboolean gst_event_parse_group_id (GstEvent *event, guint *group_id); /* flush events */ + +GST_API GstEvent * gst_event_new_flush_start (void) G_GNUC_MALLOC; +GST_API GstEvent * gst_event_new_flush_stop (gboolean reset_time) G_GNUC_MALLOC; + +GST_API void gst_event_parse_flush_stop (GstEvent *event, gboolean *reset_time); /* Stream collection event */ + +GST_API GstEvent * gst_event_new_stream_collection (GstStreamCollection *collection) G_GNUC_MALLOC; + +GST_API void gst_event_parse_stream_collection (GstEvent *event, GstStreamCollection **collection); /* select streams event */ + +GST_API GstEvent * gst_event_new_select_streams (GList *streams); + +GST_API void gst_event_parse_select_streams (GstEvent *event, GList **streams); /* stream-group-done event */ + +GST_API GstEvent * gst_event_new_stream_group_done (guint group_id) G_GNUC_MALLOC; + +GST_API void gst_event_parse_stream_group_done (GstEvent *event, guint *group_id); /* EOS event */ + +GST_API GstEvent * gst_event_new_eos (void) G_GNUC_MALLOC; /* GAP event */ + +GST_API GstEvent * gst_event_new_gap (GstClockTime timestamp, GstClockTime duration) G_GNUC_MALLOC; - +GST_API void gst_event_parse_gap (GstEvent * event, GstClockTime * timestamp, GstClockTime * duration); /* Caps events */ + +GST_API GstEvent * gst_event_new_caps (GstCaps *caps) G_GNUC_MALLOC; + +GST_API void gst_event_parse_caps (GstEvent *event, GstCaps **caps); /* segment event */ + +GST_API GstEvent* gst_event_new_segment (const GstSegment *segment) G_GNUC_MALLOC; + +GST_API void gst_event_parse_segment (GstEvent *event, const GstSegment **segment); + +GST_API void gst_event_copy_segment (GstEvent *event, GstSegment *segment); /* tag event */ + +GST_API GstEvent* gst_event_new_tag (GstTagList *taglist) G_GNUC_MALLOC; + +GST_API void gst_event_parse_tag (GstEvent *event, GstTagList **taglist); /* TOC event */ + +GST_API GstEvent* gst_event_new_toc (GstToc *toc, gboolean updated); + +GST_API void gst_event_parse_toc (GstEvent *event, GstToc **toc, gboolean *updated); /* Protection event */ + +GST_API GstEvent * gst_event_new_protection (const gchar * system_id, GstBuffer * data, const gchar * origin); +GST_API void gst_event_parse_protection (GstEvent * event, const gchar ** system_id, GstBuffer ** data, const gchar ** origin); /* buffer */ + +GST_API GstEvent * gst_event_new_buffer_size (GstFormat format, gint64 minsize, gint64 maxsize, gboolean async) G_GNUC_MALLOC; +GST_API void gst_event_parse_buffer_size (GstEvent *event, GstFormat *format, gint64 *minsize, gint64 *maxsize, gboolean *async); /* sink message */ + +GST_API GstEvent* gst_event_new_sink_message (const gchar *name, GstMessage *msg) G_GNUC_MALLOC; + +GST_API void gst_event_parse_sink_message (GstEvent *event, GstMessage **msg); /* QOS events */ + +GST_API GstEvent* gst_event_new_qos (GstQOSType type, gdouble proportion, GstClockTimeDiff diff, GstClockTime timestamp) G_GNUC_MALLOC; +GST_API void gst_event_parse_qos (GstEvent *event, GstQOSType *type, gdouble *proportion, GstClockTimeDiff *diff, GstClockTime *timestamp); /* seek event */ + +GST_API GstEvent* gst_event_new_seek (gdouble rate, GstFormat format, GstSeekFlags flags, GstSeekType start_type, gint64 start, GstSeekType stop_type, gint64 stop) G_GNUC_MALLOC; +GST_API void gst_event_parse_seek (GstEvent *event, gdouble *rate, GstFormat *format, GstSeekFlags *flags, GstSeekType *start_type, gint64 *start, GstSeekType *stop_type, gint64 *stop); +GST_API +void gst_event_set_seek_trickmode_interval (GstEvent *event, GstClockTime interval); + +GST_API +void gst_event_parse_seek_trickmode_interval (GstEvent *event, GstClockTime *interval); + /* navigation event */ + +GST_API GstEvent* gst_event_new_navigation (GstStructure *structure) G_GNUC_MALLOC; /* latency event */ + +GST_API GstEvent* gst_event_new_latency (GstClockTime latency) G_GNUC_MALLOC; + +GST_API void gst_event_parse_latency (GstEvent *event, GstClockTime *latency); /* step event */ + +GST_API GstEvent* gst_event_new_step (GstFormat format, guint64 amount, gdouble rate, gboolean flush, gboolean intermediate) G_GNUC_MALLOC; +GST_API void gst_event_parse_step (GstEvent *event, GstFormat *format, guint64 *amount, gdouble *rate, gboolean *flush, gboolean *intermediate); /* renegotiate event */ + +GST_API GstEvent* gst_event_new_reconfigure (void) G_GNUC_MALLOC; /* TOC select event */ + +GST_API GstEvent* gst_event_new_toc_select (const gchar *uid) G_GNUC_MALLOC; + +GST_API void gst_event_parse_toc_select (GstEvent *event, gchar **uid); /* segment-done event */ + +GST_API GstEvent* gst_event_new_segment_done (GstFormat format, gint64 position) G_GNUC_MALLOC; + +GST_API void gst_event_parse_segment_done (GstEvent *event, GstFormat *format, gint64 *position); #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC