#define GST_EVENT_TYPE_BOTH \
(GST_EVENT_TYPE_UPSTREAM | GST_EVENT_TYPE_DOWNSTREAM)
-#define GST_EVENT_MAX_STICKY 16
-#define GST_EVENT_STICKY_SHIFT 8
-#define GST_EVENT_NUM_SHIFT (GST_EVENT_STICKY_SHIFT + 4)
+#define GST_EVENT_NUM_SHIFT (8)
/**
* GST_EVENT_MAKE_TYPE:
* when making custom event types, use this macro with the num and
* the given flags
*/
-#define GST_EVENT_MAKE_TYPE(num,idx,flags) \
- (((num) << GST_EVENT_NUM_SHIFT) | ((idx) << GST_EVENT_STICKY_SHIFT) | (flags))
+#define GST_EVENT_MAKE_TYPE(num,flags) \
+ (((num) << GST_EVENT_NUM_SHIFT) | (flags))
#define FLAG(name) GST_EVENT_TYPE_##name
-#define GST_EVENT_STICKY_IDX_TYPE(type) (((type) >> GST_EVENT_STICKY_SHIFT) & 0xf)
-#define GST_EVENT_STICKY_IDX(ev) GST_EVENT_STICKY_IDX_TYPE(GST_EVENT_TYPE(ev))
-
/**
* GstEventType:
* @GST_EVENT_UNKNOWN: unknown event.
* 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_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.
* @GST_EVENT_CAPS: #GstCaps event. Notify the pad of a new media type.
+ * @GST_EVENT_STREAM_CONFIG: contains configuration information for the stream,
+ * for example stream-headers and codec-data.
* @GST_EVENT_SEGMENT: A new media segment follows in the dataflow. The
* segment events contains information for clipping buffers and
* converting buffer timestamps to running-time and
* Since: 0.10.26
* @GST_EVENT_EOS: End-Of-Stream. No more data is to be expected to follow
* without a SEGMENT event.
+ * @GST_EVENT_SEGMENT_DONE: (unimplemented) Marks the end of a segment playback.
+ * @GST_EVENT_GAP: (unimplemented) Marks a gap in the datastream.
* @GST_EVENT_QOS: A quality message. Used to indicate to upstream elements
* that the downstream elements should adjust their processing
* rate.
*/
/* NOTE: keep in sync with quark registration in gstevent.c */
typedef enum {
- GST_EVENT_UNKNOWN = GST_EVENT_MAKE_TYPE (0, 0, 0),
+ GST_EVENT_UNKNOWN = GST_EVENT_MAKE_TYPE (0, 0),
+
/* bidirectional events */
- GST_EVENT_FLUSH_START = GST_EVENT_MAKE_TYPE (1, 0, FLAG(BOTH)),
- GST_EVENT_FLUSH_STOP = GST_EVENT_MAKE_TYPE (2, 0, FLAG(BOTH) | FLAG(SERIALIZED)),
+ GST_EVENT_FLUSH_START = GST_EVENT_MAKE_TYPE (10, FLAG(BOTH)),
+ GST_EVENT_FLUSH_STOP = GST_EVENT_MAKE_TYPE (20, FLAG(BOTH) | FLAG(SERIALIZED)),
+
/* downstream serialized events */
- GST_EVENT_CAPS = GST_EVENT_MAKE_TYPE (5, 1, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
- GST_EVENT_SEGMENT = GST_EVENT_MAKE_TYPE (6, 2, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
- GST_EVENT_TAG = GST_EVENT_MAKE_TYPE (7, 3, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
- GST_EVENT_BUFFERSIZE = GST_EVENT_MAKE_TYPE (8, 4, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
- GST_EVENT_SINK_MESSAGE = GST_EVENT_MAKE_TYPE (9, 5, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
- GST_EVENT_EOS = GST_EVENT_MAKE_TYPE (10, 6, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_STREAM_START = GST_EVENT_MAKE_TYPE (40, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_CAPS = GST_EVENT_MAKE_TYPE (50, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_STREAM_CONFIG = GST_EVENT_MAKE_TYPE (60, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_SEGMENT = GST_EVENT_MAKE_TYPE (70, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_TAG = GST_EVENT_MAKE_TYPE (80, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
+ GST_EVENT_BUFFERSIZE = GST_EVENT_MAKE_TYPE (90, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+ GST_EVENT_SINK_MESSAGE = GST_EVENT_MAKE_TYPE (100, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
+ GST_EVENT_EOS = GST_EVENT_MAKE_TYPE (110, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY)),
+
+ /* non-sticky downstream serialized */
+ GST_EVENT_SEGMENT_DONE = GST_EVENT_MAKE_TYPE (150, FLAG(DOWNSTREAM) | FLAG(SERIALIZED)),
+ GST_EVENT_GAP = GST_EVENT_MAKE_TYPE (160, FLAG(DOWNSTREAM) | FLAG(SERIALIZED)),
/* upstream events */
- GST_EVENT_QOS = GST_EVENT_MAKE_TYPE (15, 0, FLAG(UPSTREAM)),
- GST_EVENT_SEEK = GST_EVENT_MAKE_TYPE (16, 0, FLAG(UPSTREAM)),
- GST_EVENT_NAVIGATION = GST_EVENT_MAKE_TYPE (17, 0, FLAG(UPSTREAM)),
- GST_EVENT_LATENCY = GST_EVENT_MAKE_TYPE (18, 0, FLAG(UPSTREAM)),
- GST_EVENT_STEP = GST_EVENT_MAKE_TYPE (19, 0, FLAG(UPSTREAM)),
- GST_EVENT_RECONFIGURE = GST_EVENT_MAKE_TYPE (20, 0, FLAG(UPSTREAM)),
+ GST_EVENT_QOS = GST_EVENT_MAKE_TYPE (190, FLAG(UPSTREAM)),
+ GST_EVENT_SEEK = GST_EVENT_MAKE_TYPE (200, FLAG(UPSTREAM)),
+ GST_EVENT_NAVIGATION = GST_EVENT_MAKE_TYPE (210, FLAG(UPSTREAM)),
+ GST_EVENT_LATENCY = GST_EVENT_MAKE_TYPE (220, FLAG(UPSTREAM)),
+ GST_EVENT_STEP = GST_EVENT_MAKE_TYPE (230, FLAG(UPSTREAM)),
+ GST_EVENT_RECONFIGURE = GST_EVENT_MAKE_TYPE (240, FLAG(UPSTREAM)),
/* custom events start here */
- GST_EVENT_CUSTOM_UPSTREAM = GST_EVENT_MAKE_TYPE (32, 0, FLAG(UPSTREAM)),
- GST_EVENT_CUSTOM_DOWNSTREAM = GST_EVENT_MAKE_TYPE (32, 0, FLAG(DOWNSTREAM) | FLAG(SERIALIZED)),
- GST_EVENT_CUSTOM_DOWNSTREAM_OOB = GST_EVENT_MAKE_TYPE (32, 0, FLAG(DOWNSTREAM)),
- GST_EVENT_CUSTOM_DOWNSTREAM_STICKY = GST_EVENT_MAKE_TYPE (32, 0, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
- GST_EVENT_CUSTOM_BOTH = GST_EVENT_MAKE_TYPE (32, 0, FLAG(BOTH) | FLAG(SERIALIZED)),
- GST_EVENT_CUSTOM_BOTH_OOB = GST_EVENT_MAKE_TYPE (32, 0, FLAG(BOTH))
+ GST_EVENT_CUSTOM_UPSTREAM = GST_EVENT_MAKE_TYPE (270, FLAG(UPSTREAM)),
+ GST_EVENT_CUSTOM_DOWNSTREAM = GST_EVENT_MAKE_TYPE (280, FLAG(DOWNSTREAM) | FLAG(SERIALIZED)),
+ GST_EVENT_CUSTOM_DOWNSTREAM_OOB = GST_EVENT_MAKE_TYPE (290, FLAG(DOWNSTREAM)),
+ GST_EVENT_CUSTOM_DOWNSTREAM_STICKY = GST_EVENT_MAKE_TYPE (300, FLAG(DOWNSTREAM) | FLAG(SERIALIZED) | FLAG(STICKY) | FLAG(STICKY_MULTI)),
+ GST_EVENT_CUSTOM_BOTH = GST_EVENT_MAKE_TYPE (310, FLAG(BOTH) | FLAG(SERIALIZED)),
+ GST_EVENT_CUSTOM_BOTH_OOB = GST_EVENT_MAKE_TYPE (320, FLAG(BOTH))
} GstEventType;
#undef FLAG
#define GST_EVENT(obj) (GST_EVENT_CAST(obj))
/**
- * GST_EVENT_TRACE_NAME:
- *
- * The name used for memory allocation tracing
- */
-#define GST_EVENT_TRACE_NAME "GstEvent"
-
-/**
* GST_EVENT_TYPE:
* @event: the event to query
*
} GstQOSType;
/**
+ * GstStreamConfigFlags:
+ * @GST_STREAM_CONFIG_FLAG_NONE: no flags set
+ *
+ * GstStreamConfigFlags are flags passed with the stream config event, see
+ * gst_event_new_stream_config().
+ */
+typedef enum {
+ GST_STREAM_CONFIG_FLAG_NONE = 0
+} GstStreamConfigFlags;
+
+/**
* GstEvent:
* @mini_object: the parent structure
* @type: the #GstEventType of the event
guint32 gst_event_get_seqnum (GstEvent *event);
void gst_event_set_seqnum (GstEvent *event, guint32 seqnum);
+/* Stream start event */
+GstEvent * gst_event_new_stream_start (void) G_GNUC_MALLOC;
+
/* flush events */
GstEvent * gst_event_new_flush_start (void) G_GNUC_MALLOC;
/* EOS event */
GstEvent * gst_event_new_eos (void) G_GNUC_MALLOC;
+/* GAP event */
+GstEvent * gst_event_new_gap (GstClockTime ts,
+ GstClockTime duration) G_GNUC_MALLOC;
+
+void gst_event_parse_gap (GstEvent * event,
+ GstClockTime * timestamp,
+ GstClockTime * duration);
+
/* Caps events */
GstEvent * gst_event_new_caps (GstCaps *caps) G_GNUC_MALLOC;
void gst_event_parse_caps (GstEvent *event, GstCaps **caps);
+/* Stream config */
+GstEvent * gst_event_new_stream_config (GstStreamConfigFlags flags) G_GNUC_MALLOC;
+
+void gst_event_parse_stream_config (GstEvent * event, GstStreamConfigFlags * flags);
+
+
+void gst_event_set_stream_config_setup_data (GstEvent * event, GstBuffer * buf);
+
+gboolean gst_event_parse_stream_config_setup_data (GstEvent * event, GstBuffer ** buf);
+
+
+void gst_event_add_stream_config_header (GstEvent * event, GstBuffer * buf);
+
+guint gst_event_get_n_stream_config_headers (GstEvent * event);
+
+gboolean gst_event_parse_nth_stream_config_header (GstEvent * event, guint index, GstBuffer ** buf);
+
/* segment event */
GstEvent* gst_event_new_segment (const GstSegment *segment) G_GNUC_MALLOC;
void gst_event_parse_segment (GstEvent *event, const GstSegment **segment);