--- a/gstreamer_core/gst/gstevent.c Tue Aug 31 15:30:33 2010 +0300
+++ b/gstreamer_core/gst/gstevent.c Wed Sep 01 12:16:41 2010 +0100
@@ -83,10 +83,9 @@
#include "gstevent.h"
#include "gstenumtypes.h"
#include "gstutils.h"
-#include "gstquark.h"
-#define GST_EVENT_SEQNUM(e) ((GstEvent*)e)->abidata.seqnum
-
+static void gst_event_init (GTypeInstance * instance, gpointer g_class);
+static void gst_event_class_init (gpointer g_class, gpointer class_data);
static void gst_event_finalize (GstEvent * event);
static GstEvent *_gst_event_copy (GstEvent * event);
@@ -201,31 +200,62 @@
return ret;
}
+#ifdef __SYMBIAN32__
+EXPORT_C
+#endif
-#define _do_init \
-{ \
- gint i; \
- \
- for (i = 0; event_quarks[i].name; i++) { \
- event_quarks[i].quark = g_quark_from_static_string (event_quarks[i].name); \
- } \
+
+GType
+gst_event_get_type (void)
+{
+ static GType _gst_event_type = 0;
+ int i;
+
+ if (G_UNLIKELY (_gst_event_type == 0)) {
+ static const GTypeInfo event_info = {
+ sizeof (GstEventClass),
+ NULL,
+ NULL,
+ gst_event_class_init,
+ NULL,
+ NULL,
+ sizeof (GstEvent),
+ 0,
+ gst_event_init,
+ NULL
+ };
+
+ _gst_event_type = g_type_register_static (GST_TYPE_MINI_OBJECT,
+ "GstEvent", &event_info, 0);
+
+ for (i = 0; event_quarks[i].name; i++) {
+ event_quarks[i].quark = g_quark_from_static_string (event_quarks[i].name);
+ }
+ }
+
+ return _gst_event_type;
}
-G_DEFINE_TYPE_WITH_CODE (GstEvent, gst_event, GST_TYPE_MINI_OBJECT, _do_init);
-
static void
-gst_event_class_init (GstEventClass * klass)
+gst_event_class_init (gpointer g_class, gpointer class_data)
{
- parent_class = g_type_class_peek_parent (klass);
+ GstEventClass *event_class = GST_EVENT_CLASS (g_class);
+
+ parent_class = g_type_class_peek_parent (g_class);
- klass->mini_object_class.copy = (GstMiniObjectCopyFunction) _gst_event_copy;
- klass->mini_object_class.finalize =
+ event_class->mini_object_class.copy =
+ (GstMiniObjectCopyFunction) _gst_event_copy;
+ event_class->mini_object_class.finalize =
(GstMiniObjectFinalizeFunction) gst_event_finalize;
}
static void
-gst_event_init (GstEvent * event)
+gst_event_init (GTypeInstance * instance, gpointer g_class)
{
+ GstEvent *event;
+
+ event = GST_EVENT (instance);
+
GST_EVENT_TIMESTAMP (event) = GST_CLOCK_TIME_NONE;
}
@@ -247,7 +277,7 @@
gst_structure_free (event->structure);
}
-/* GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (event)); */
+ GST_MINI_OBJECT_CLASS (parent_class)->finalize (GST_MINI_OBJECT (event));
}
static GstEvent *
@@ -259,7 +289,6 @@
GST_EVENT_TYPE (copy) = GST_EVENT_TYPE (event);
GST_EVENT_TIMESTAMP (copy) = GST_EVENT_TIMESTAMP (event);
- GST_EVENT_SEQNUM (copy) = GST_EVENT_SEQNUM (event);
if (GST_EVENT_SRC (event)) {
GST_EVENT_SRC (copy) = gst_object_ref (GST_EVENT_SRC (event));
@@ -285,7 +314,6 @@
event->type = type;
event->src = NULL;
event->structure = NULL;
- GST_EVENT_SEQNUM (event) = gst_util_seqnum_next ();
return event;
}
@@ -355,95 +383,6 @@
}
/**
- * gst_event_has_name:
- * @event: The #GstEvent.
- * @name: name to check
- *
- * Checks if @event has the given @name. This function is usually used to
- * check the name of a custom event.
- *
- * Returns: %TRUE if @name matches the name of the event structure.
- *
- * Since: 0.10.20
- */
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-gboolean
-gst_event_has_name (GstEvent * event, const gchar * name)
-{
- g_return_val_if_fail (GST_IS_EVENT (event), FALSE);
-
- if (event->structure == NULL)
- return FALSE;
-
- return gst_structure_has_name (event->structure, name);
-}
-
-/**
- * gst_event_get_seqnum:
- * @event: A #GstEvent.
- *
- * Retrieve the sequence number of a event.
- *
- * Events have ever-incrementing sequence numbers, which may also be set
- * explicitly via gst_event_set_seqnum(). Sequence numbers are typically used to
- * indicate that a event corresponds to some other set of events or messages,
- * for example an EOS event corresponding to a SEEK event. It is considered good
- * practice to make this correspondence when possible, though it is not
- * required.
- *
- * Note that events and messages share the same sequence number incrementor;
- * two events or messages will never not have the same sequence number unless
- * that correspondence was made explicitly.
- *
- * Returns: The event's sequence number.
- *
- * MT safe.
- *
- * Since: 0.10.22
- */
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-guint32
-gst_event_get_seqnum (GstEvent * event)
-{
- g_return_val_if_fail (GST_IS_EVENT (event), -1);
-
- return GST_EVENT_SEQNUM (event);
-}
-
-/**
- * gst_event_set_seqnum:
- * @event: A #GstEvent.
- * @seqnum: A sequence number.
- *
- * Set the sequence number of a event.
- *
- * This function might be called by the creator of a event to indicate that the
- * event relates to other events or messages. See gst_event_get_seqnum() for
- * more information.
- *
- * MT safe.
- *
- * Since: 0.10.22
- */
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-void
-gst_event_set_seqnum (GstEvent * event, guint32 seqnum)
-{
- g_return_if_fail (GST_IS_EVENT (event));
-
- GST_EVENT_SEQNUM (event) = seqnum;
-}
-
-/**
* gst_event_new_flush_start:
*
* Allocate a new flush start event. The flush start event can be sent
@@ -602,8 +541,7 @@
* The newsegment event marks the range of buffers to be processed. All
* data not within the segment range is not to be processed. This can be
* used intelligently by plugins to apply more efficient methods of skipping
- * unneeded data. The valid range is expressed with the @start and @stop
- * values.
+ * unneeded data.
*
* The position value of the segment is used in conjunction with the start
* value to convert the buffer timestamps into the stream time. This is
@@ -634,15 +572,11 @@
#ifdef __SYMBIAN32__
EXPORT_C
#endif
-
GstEvent *
gst_event_new_new_segment_full (gboolean update, gdouble rate,
gdouble applied_rate, GstFormat format, gint64 start, gint64 stop,
gint64 position)
{
- GstEvent *event;
- GstStructure *structure;
-
g_return_val_if_fail (rate != 0.0, NULL);
g_return_val_if_fail (applied_rate != 0.0, NULL);
@@ -655,10 +589,9 @@
GST_TIME_ARGS (stop), GST_TIME_ARGS (position));
} else {
GST_CAT_INFO (GST_CAT_EVENT,
- "creating newsegment update %d, rate %lf, format %s, "
+ "creating newsegment update %d, rate %lf, format %d, "
"start %" G_GINT64_FORMAT ", stop %" G_GINT64_FORMAT ", position %"
- G_GINT64_FORMAT, update, rate, gst_format_get_name (format), start,
- stop, position);
+ G_GINT64_FORMAT, update, rate, format, start, stop, position);
}
g_return_val_if_fail (position != -1, NULL);
@@ -666,17 +599,15 @@
if (stop != -1)
g_return_val_if_fail (start <= stop, NULL);
- structure = gst_structure_id_new (GST_QUARK (EVENT_NEWSEGMENT),
- GST_QUARK (UPDATE), G_TYPE_BOOLEAN, update,
- GST_QUARK (RATE), G_TYPE_DOUBLE, rate,
- GST_QUARK (APPLIED_RATE), G_TYPE_DOUBLE, applied_rate,
- GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (START), G_TYPE_INT64, start,
- GST_QUARK (STOP), G_TYPE_INT64, stop,
- GST_QUARK (POSITION), G_TYPE_INT64, position, NULL);
- event = gst_event_new_custom (GST_EVENT_NEWSEGMENT, structure);
-
- return event;
+ return gst_event_new_custom (GST_EVENT_NEWSEGMENT,
+ gst_structure_new ("GstEventNewsegment",
+ "update", G_TYPE_BOOLEAN, update,
+ "rate", G_TYPE_DOUBLE, rate,
+ "applied_rate", G_TYPE_DOUBLE, applied_rate,
+ "format", GST_TYPE_FORMAT, format,
+ "start", G_TYPE_INT64, start,
+ "stop", G_TYPE_INT64, stop,
+ "position", G_TYPE_INT64, position, NULL));
}
/**
@@ -713,37 +644,27 @@
structure = gst_event_get_structure (event);
if (G_LIKELY (update))
*update =
- g_value_get_boolean (gst_structure_id_get_value (structure,
- GST_QUARK (UPDATE)));
+ g_value_get_boolean (gst_structure_get_value (structure, "update"));
if (G_LIKELY (rate))
- *rate =
- g_value_get_double (gst_structure_id_get_value (structure,
- GST_QUARK (RATE)));
+ *rate = g_value_get_double (gst_structure_get_value (structure, "rate"));
if (G_LIKELY (applied_rate))
*applied_rate =
- g_value_get_double (gst_structure_id_get_value (structure,
- GST_QUARK (APPLIED_RATE)));
+ g_value_get_double (gst_structure_get_value (structure,
+ "applied_rate"));
if (G_LIKELY (format))
- *format =
- g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (FORMAT)));
+ *format = g_value_get_enum (gst_structure_get_value (structure, "format"));
if (G_LIKELY (start))
- *start =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (START)));
+ *start = g_value_get_int64 (gst_structure_get_value (structure, "start"));
if (G_LIKELY (stop))
- *stop =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (STOP)));
+ *stop = g_value_get_int64 (gst_structure_get_value (structure, "stop"));
if (G_LIKELY (position))
*position =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (POSITION)));
+ g_value_get_int64 (gst_structure_get_value (structure, "position"));
}
/**
* gst_event_new_tag:
- * @taglist: metadata list. The event will take ownership of @taglist.
+ * @taglist: metadata list
*
* Generates a metadata tag event from the given @taglist.
*
@@ -805,22 +726,17 @@
gst_event_new_buffer_size (GstFormat format, gint64 minsize,
gint64 maxsize, gboolean async)
{
- GstEvent *event;
- GstStructure *structure;
-
GST_CAT_INFO (GST_CAT_EVENT,
- "creating buffersize format %s, minsize %" G_GINT64_FORMAT
- ", maxsize %" G_GINT64_FORMAT ", async %d", gst_format_get_name (format),
+ "creating buffersize format %d, minsize %" G_GINT64_FORMAT
+ ", maxsize %" G_GINT64_FORMAT ", async %d", format,
minsize, maxsize, async);
- structure = gst_structure_id_new (GST_QUARK (EVENT_BUFFER_SIZE),
- GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (MINSIZE), G_TYPE_INT64, minsize,
- GST_QUARK (MAXSIZE), G_TYPE_INT64, maxsize,
- GST_QUARK (ASYNC), G_TYPE_BOOLEAN, async, NULL);
- event = gst_event_new_custom (GST_EVENT_BUFFERSIZE, structure);
-
- return event;
+ return gst_event_new_custom (GST_EVENT_BUFFERSIZE,
+ gst_structure_new ("GstEventBufferSize",
+ "format", GST_TYPE_FORMAT, format,
+ "minsize", G_TYPE_INT64, minsize,
+ "maxsize", G_TYPE_INT64, maxsize,
+ "async", G_TYPE_BOOLEAN, async, NULL));
}
/**
@@ -848,21 +764,15 @@
structure = gst_event_get_structure (event);
if (format)
- *format =
- g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (FORMAT)));
+ *format = g_value_get_enum (gst_structure_get_value (structure, "format"));
if (minsize)
*minsize =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (MINSIZE)));
+ g_value_get_int64 (gst_structure_get_value (structure, "minsize"));
if (maxsize)
*maxsize =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (MAXSIZE)));
+ g_value_get_int64 (gst_structure_get_value (structure, "maxsize"));
if (async)
- *async =
- g_value_get_boolean (gst_structure_id_get_value (structure,
- GST_QUARK (ASYNC)));
+ *async = g_value_get_boolean (gst_structure_get_value (structure, "async"));
}
/**
@@ -899,8 +809,7 @@
* The upstream element can use the @diff and @timestamp values to decide
* whether to process more buffers. For possitive @diff, all buffers with
* timestamp <= @timestamp + @diff will certainly arrive late in the sink
- * as well. A (negative) @diff value so that @timestamp + @diff would yield a
- * result smaller than 0 is not allowed.
+ * as well.
*
* The application can use general event probes to intercept the QoS
* event and implement custom application specific QoS handling.
@@ -915,24 +824,16 @@
gst_event_new_qos (gdouble proportion, GstClockTimeDiff diff,
GstClockTime timestamp)
{
- GstEvent *event;
- GstStructure *structure;
-
- /* diff must be positive or timestamp + diff must be positive */
- g_return_val_if_fail (diff >= 0 || -diff <= timestamp, NULL);
-
GST_CAT_INFO (GST_CAT_EVENT,
"creating qos proportion %lf, diff %" G_GINT64_FORMAT
", timestamp %" GST_TIME_FORMAT, proportion,
diff, GST_TIME_ARGS (timestamp));
- structure = gst_structure_id_new (GST_QUARK (EVENT_QOS),
- GST_QUARK (PROPORTION), G_TYPE_DOUBLE, proportion,
- GST_QUARK (DIFF), G_TYPE_INT64, diff,
- GST_QUARK (TIMESTAMP), G_TYPE_UINT64, timestamp, NULL);
- event = gst_event_new_custom (GST_EVENT_QOS, structure);
-
- return event;
+ return gst_event_new_custom (GST_EVENT_QOS,
+ gst_structure_new ("GstEventQOS",
+ "proportion", G_TYPE_DOUBLE, proportion,
+ "diff", G_TYPE_INT64, diff,
+ "timestamp", G_TYPE_UINT64, timestamp, NULL));
}
/**
@@ -961,16 +862,12 @@
structure = gst_event_get_structure (event);
if (proportion)
*proportion =
- g_value_get_double (gst_structure_id_get_value (structure,
- GST_QUARK (PROPORTION)));
+ g_value_get_double (gst_structure_get_value (structure, "proportion"));
if (diff)
- *diff =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (DIFF)));
+ *diff = g_value_get_int64 (gst_structure_get_value (structure, "diff"));
if (timestamp)
*timestamp =
- g_value_get_uint64 (gst_structure_id_get_value (structure,
- GST_QUARK (TIMESTAMP)));
+ g_value_get_uint64 (gst_structure_get_value (structure, "timestamp"));
}
/**
@@ -999,9 +896,9 @@
* configured playback segment can be queried with #GST_QUERY_SEGMENT.
*
* @start_type and @stop_type specify how to adjust the currently configured
- * start and stop fields in playback segment. Adjustments can be made relative
- * or absolute to the last configured values. A type of #GST_SEEK_TYPE_NONE
- * means that the position should not be updated.
+ * start and stop fields in @segment. Adjustments can be made relative or
+ * absolute to the last configured values. A type of #GST_SEEK_TYPE_NONE means
+ * that the position should not be updated.
*
* When the rate is positive and @start has been updated, playback will start
* from the newly configured start position.
@@ -1013,22 +910,17 @@
* It is not possible to seek relative to the current playback position, to do
* this, PAUSE the pipeline, query the current playback position with
* #GST_QUERY_POSITION and update the playback segment current position with a
- * #GST_SEEK_TYPE_SET to the desired position.
+ * #GST_SEEK_TYPE_SET to the desired position.
*
* Returns: A new seek event.
*/
-
#ifdef __SYMBIAN32__
EXPORT_C
#endif
-
GstEvent *
gst_event_new_seek (gdouble rate, GstFormat format, GstSeekFlags flags,
GstSeekType start_type, gint64 start, GstSeekType stop_type, gint64 stop)
{
- GstEvent *event;
- GstStructure *structure;
-
g_return_val_if_fail (rate != 0.0, NULL);
if (format == GST_FORMAT_TIME) {
@@ -1040,24 +932,20 @@
stop_type, GST_TIME_ARGS (stop));
} else {
GST_CAT_INFO (GST_CAT_EVENT,
- "creating seek rate %lf, format %s, flags %d, "
+ "creating seek rate %lf, format %d, flags %d, "
"start_type %d, start %" G_GINT64_FORMAT ", "
"stop_type %d, stop %" G_GINT64_FORMAT,
- rate, gst_format_get_name (format), flags, start_type, start, stop_type,
- stop);
+ rate, format, flags, start_type, start, stop_type, stop);
}
- structure = gst_structure_id_new (GST_QUARK (EVENT_SEEK),
- GST_QUARK (RATE), G_TYPE_DOUBLE, rate,
- GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (FLAGS), GST_TYPE_SEEK_FLAGS, flags,
- GST_QUARK (CUR_TYPE), GST_TYPE_SEEK_TYPE, start_type,
- GST_QUARK (CUR), G_TYPE_INT64, start,
- GST_QUARK (STOP_TYPE), GST_TYPE_SEEK_TYPE, stop_type,
- GST_QUARK (STOP), G_TYPE_INT64, stop, NULL);
- event = gst_event_new_custom (GST_EVENT_SEEK, structure);
-
- return event;
+ return gst_event_new_custom (GST_EVENT_SEEK,
+ gst_structure_new ("GstEventSeek", "rate", G_TYPE_DOUBLE, rate,
+ "format", GST_TYPE_FORMAT, format,
+ "flags", GST_TYPE_SEEK_FLAGS, flags,
+ "cur_type", GST_TYPE_SEEK_TYPE, start_type,
+ "cur", G_TYPE_INT64, start,
+ "stop_type", GST_TYPE_SEEK_TYPE, stop_type,
+ "stop", G_TYPE_INT64, stop, NULL));
}
/**
@@ -1089,39 +977,26 @@
structure = gst_event_get_structure (event);
if (rate)
- *rate =
- g_value_get_double (gst_structure_id_get_value (structure,
- GST_QUARK (RATE)));
+ *rate = g_value_get_double (gst_structure_get_value (structure, "rate"));
if (format)
- *format =
- g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (FORMAT)));
+ *format = g_value_get_enum (gst_structure_get_value (structure, "format"));
if (flags)
- *flags =
- g_value_get_flags (gst_structure_id_get_value (structure,
- GST_QUARK (FLAGS)));
+ *flags = g_value_get_flags (gst_structure_get_value (structure, "flags"));
if (start_type)
*start_type =
- g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (CUR_TYPE)));
+ g_value_get_enum (gst_structure_get_value (structure, "cur_type"));
if (start)
- *start =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (CUR)));
+ *start = g_value_get_int64 (gst_structure_get_value (structure, "cur"));
if (stop_type)
*stop_type =
- g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (STOP_TYPE)));
+ g_value_get_enum (gst_structure_get_value (structure, "stop_type"));
if (stop)
- *stop =
- g_value_get_int64 (gst_structure_id_get_value (structure,
- GST_QUARK (STOP)));
+ *stop = g_value_get_int64 (gst_structure_get_value (structure, "stop"));
}
/**
* gst_event_new_navigation:
- * @structure: description of the event. The event will take ownership of the
- * structure.
+ * @structure: description of the event
*
* Create a new navigation event from the given description.
*
@@ -1145,7 +1020,7 @@
*
* Create a new latency event. The event is sent upstream from the sinks and
* notifies elements that they should add an additional @latency to the
- * running time before synchronising against the clock.
+ * timestamps before synchronising against the clock.
*
* The latency is mostly used in live sinks and is always expressed in
* the time format.
@@ -1161,17 +1036,12 @@
GstEvent *
gst_event_new_latency (GstClockTime latency)
{
- GstEvent *event;
- GstStructure *structure;
-
GST_CAT_INFO (GST_CAT_EVENT,
"creating latency event %" GST_TIME_FORMAT, GST_TIME_ARGS (latency));
- structure = gst_structure_id_new (GST_QUARK (EVENT_LATENCY),
- GST_QUARK (LATENCY), G_TYPE_UINT64, latency, NULL);
- event = gst_event_new_custom (GST_EVENT_LATENCY, structure);
-
- return event;
+ return gst_event_new_custom (GST_EVENT_LATENCY,
+ gst_structure_new ("GstEventLatency",
+ "latency", G_TYPE_UINT64, latency, NULL));
}
/**
@@ -1198,101 +1068,5 @@
structure = gst_event_get_structure (event);
if (latency)
*latency =
- g_value_get_uint64 (gst_structure_id_get_value (structure,
- GST_QUARK (LATENCY)));
+ g_value_get_uint64 (gst_structure_get_value (structure, "latency"));
}
-
-/**
- * gst_event_new_step:
- * @format: the format of @amount
- * @amount: the amount of data to step
- * @rate: the step rate
- * @flush: flushing steps
- * @intermediate: intermediate steps
- *
- * Create a new step event. The purpose of the step event is to instruct a sink
- * to skip @amount (expressed in @format) of media. It can be used to implement
- * stepping through the video frame by frame or for doing fast trick modes.
- *
- * A rate of <= 0.0 is not allowed, pause the pipeline or reverse the playback
- * direction of the pipeline to get the same effect.
- *
- * The @flush flag will clear any pending data in the pipeline before starting
- * the step operation.
- *
- * The @intermediate flag instructs the pipeline that this step operation is
- * part of a larger step operation.
- *
- * Returns: a new #GstEvent
- *
- * Since: 0.10.24
- */
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-GstEvent *
-gst_event_new_step (GstFormat format, guint64 amount, gdouble rate,
- gboolean flush, gboolean intermediate)
-{
- GstEvent *event;
- GstStructure *structure;
-
- g_return_val_if_fail (rate > 0.0, NULL);
-
- GST_CAT_INFO (GST_CAT_EVENT, "creating step event");
-
- structure = gst_structure_id_new (GST_QUARK (EVENT_STEP),
- GST_QUARK (FORMAT), GST_TYPE_FORMAT, format,
- GST_QUARK (AMOUNT), G_TYPE_UINT64, amount,
- GST_QUARK (RATE), G_TYPE_DOUBLE, rate,
- GST_QUARK (FLUSH), G_TYPE_BOOLEAN, flush,
- GST_QUARK (INTERMEDIATE), G_TYPE_BOOLEAN, intermediate, NULL);
- event = gst_event_new_custom (GST_EVENT_STEP, structure);
-
- return event;
-}
-
-/**
- * gst_event_parse_step:
- * @event: The event to query
- * @format: A pointer to store the format in.
- * @amount: A pointer to store the amount in.
- * @rate: A pointer to store the rate in.
- * @flush: A pointer to store the flush boolean in.
- * @intermediate: A pointer to store the intermediate boolean in.
- *
- * Parse the step event.
- *
- * Since: 0.10.24
- */
-#ifdef __SYMBIAN32__
-EXPORT_C
-#endif
-
-void
-gst_event_parse_step (GstEvent * event, GstFormat * format, guint64 * amount,
- gdouble * rate, gboolean * flush, gboolean * intermediate)
-{
- const GstStructure *structure;
-
- g_return_if_fail (GST_IS_EVENT (event));
- g_return_if_fail (GST_EVENT_TYPE (event) == GST_EVENT_STEP);
-
- structure = gst_event_get_structure (event);
- if (format)
- *format = g_value_get_enum (gst_structure_id_get_value (structure,
- GST_QUARK (FORMAT)));
- if (amount)
- *amount = g_value_get_uint64 (gst_structure_id_get_value (structure,
- GST_QUARK (AMOUNT)));
- if (rate)
- *rate = g_value_get_double (gst_structure_id_get_value (structure,
- GST_QUARK (RATE)));
- if (flush)
- *flush = g_value_get_boolean (gst_structure_id_get_value (structure,
- GST_QUARK (FLUSH)));
- if (intermediate)
- *intermediate = g_value_get_boolean (gst_structure_id_get_value (structure,
- GST_QUARK (INTERMEDIATE)));
-}