*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
#ifndef __GST_CLOCK_H__
#define GST_CLOCK_GET_CLASS(clock) (G_TYPE_INSTANCE_GET_CLASS ((clock), GST_TYPE_CLOCK, GstClockClass))
#define GST_CLOCK_CAST(clock) ((GstClock*)(clock))
-#define GST_CLOCK_SLAVE_LOCK(clock) g_mutex_lock (&GST_CLOCK_CAST (clock)->slave_lock)
-#define GST_CLOCK_SLAVE_UNLOCK(clock) g_mutex_unlock (&GST_CLOCK_CAST (clock)->slave_lock)
-
/**
* GstClockTime:
*
* GST_CLOCK_TIME_NONE:
*
* Constant to define an undefined clock time.
+ *
+ * Value: 18446744073709551615
+ * Type: GstClockTime
*/
#define GST_CLOCK_TIME_NONE ((GstClockTime) -1)
/**
* Constant that defines one GStreamer second.
*
* Value: 1000000000
- *
+ * Type: GstClockTime
*/
#define GST_SECOND (G_USEC_PER_SEC * G_GINT64_CONSTANT (1000))
/**
* Constant that defines one GStreamer millisecond.
*
* Value: 1000000
- *
+ * Type: GstClockTime
*/
#define GST_MSECOND (GST_SECOND / G_GINT64_CONSTANT (1000))
/**
* Constant that defines one GStreamer microsecond.
*
* Value: 1000
- *
+ * Type: GstClockTime
*/
#define GST_USECOND (GST_SECOND / G_GINT64_CONSTANT (1000000))
/**
* Constant that defines one GStreamer nanosecond
*
* Value: 1
- *
+ * Type: GstClockTime
*/
#define GST_NSECOND (GST_SECOND / G_GINT64_CONSTANT (1000000000))
* @time: the time
*
* Convert a #GstClockTime to seconds.
- *
- * Since: 0.10.16
*/
#define GST_TIME_AS_SECONDS(time) ((time) / GST_SECOND)
/**
* @time: the time
*
* Convert a #GstClockTime to milliseconds (1/1000 of a second).
- *
- * Since: 0.10.16
*/
#define GST_TIME_AS_MSECONDS(time) ((time) / G_GINT64_CONSTANT (1000000))
/**
* @time: the time
*
* Convert a #GstClockTime to microseconds (1/1000000 of a second).
- *
- * Since: 0.10.16
*/
#define GST_TIME_AS_USECONDS(time) ((time) / G_GINT64_CONSTANT (1000))
/**
* @time: the time
*
* Convert a #GstClockTime to nanoseconds (1/1000000000 of a second).
- *
- * Since: 0.10.16
*/
#define GST_TIME_AS_NSECONDS(time) (time)
*/
#define GST_TIME_TO_TIMEVAL(t,tv) \
G_STMT_START { \
- (tv).tv_sec = ((GstClockTime) (t)) / GST_SECOND; \
- (tv).tv_usec = (((GstClockTime) (t)) - \
+ g_assert ("Value of time " #t " is out of timeval's range" && \
+ ((t) / GST_SECOND) < G_MAXLONG); \
+ (tv).tv_sec = (glong) (((GstClockTime) (t)) / GST_SECOND); \
+ (tv).tv_usec = (glong) ((((GstClockTime) (t)) - \
((GstClockTime) (tv).tv_sec) * GST_SECOND) \
- / GST_USECOND; \
+ / GST_USECOND); \
} G_STMT_END
/**
*
* Convert a #GstClockTime to a struct timespec (see man pselect)
*/
-#define GST_TIME_TO_TIMESPEC(t,ts) \
-G_STMT_START { \
- (ts).tv_sec = (t) / GST_SECOND; \
- (ts).tv_nsec = ((t) - (ts).tv_sec * GST_SECOND) / GST_NSECOND; \
+#define GST_TIME_TO_TIMESPEC(t,ts) \
+G_STMT_START { \
+ g_assert ("Value of time " #t " is out of timespec's range" && \
+ ((t) / GST_SECOND) < G_MAXLONG); \
+ (ts).tv_sec = (glong) ((t) / GST_SECOND); \
+ (ts).tv_nsec = (glong) (((t) - (ts).tv_sec * GST_SECOND) / GST_NSECOND); \
} G_STMT_END
/* timestamp debugging macros */
* @GST_CLOCK_BADTIME: A bad time was provided to a function.
* @GST_CLOCK_ERROR: An error occurred
* @GST_CLOCK_UNSUPPORTED: Operation is not supported
- * @GST_CLOCK_DONE: The ClockID is done waiting (Since: 0.10.32)
+ * @GST_CLOCK_DONE: The ClockID is done waiting
*
* The return value of a clock operation.
*/
gboolean unscheduled;
gboolean woken_up;
+ /*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
#define GST_CLOCK_FLAGS(clock) GST_OBJECT_FLAGS(clock)
/**
- * GST_CLOCK_GET_COND:
- * @clock: the clock to query
- *
- * Gets the #GCond that gets signalled when the entries of the clock
- * changed.
- */
-#define GST_CLOCK_GET_COND(clock) (&GST_CLOCK_CAST(clock)->entries_changed)
-/**
- * GST_CLOCK_WAIT:
- * @clock: the clock to wait on
- *
- * Wait on the clock until the entries changed.
- */
-#define GST_CLOCK_WAIT(clock) g_cond_wait(GST_CLOCK_GET_COND(clock),GST_OBJECT_GET_LOCK(clock))
-/**
- * GST_CLOCK_TIMED_WAIT:
- * @clock: the clock to wait on
- * @tv: a #GTimeVal to wait.
- *
- * Wait on the clock until the entries changed or the specified timeout
- * occurred.
- */
-#define GST_CLOCK_TIMED_WAIT(clock,tv) g_cond_timed_wait(GST_CLOCK_GET_COND(clock),GST_OBJECT_GET_LOCK(clock),tv)
-/**
- * GST_CLOCK_BROADCAST:
- * @clock: the clock to broadcast
- *
- * Signal that the entries in the clock have changed.
- */
-#define GST_CLOCK_BROADCAST(clock) g_cond_broadcast(GST_CLOCK_GET_COND(clock))
-
-/**
* GstClock:
*
* #GstClock base structure. The values of this structure are
struct _GstClock {
GstObject object;
- GMutex slave_lock; /* order: SLAVE_LOCK, OBJECT_LOCK */
-
- /*< protected >*/ /* with LOCK */
- GstClockTime internal_calibration;
- GstClockTime external_calibration;
- GstClockTime rate_numerator;
- GstClockTime rate_denominator;
- GstClockTime last_time;
- GList *entries;
- GCond entries_changed;
-
- /*< private >*/ /* with LOCK */
- GstClockTime resolution;
-
- /* for master/slave clocks */
- GstClock *master;
-
- /* with SLAVE_LOCK */
- gboolean filling;
- gint window_size;
- gint window_threshold;
- gint time_index;
- GstClockTime timeout;
- GstClockTime *times;
- GstClockID clockid;
-
/*< private >*/
GstClockPrivate *priv;
/* master/slave clocks */
gboolean gst_clock_set_master (GstClock *clock, GstClock *master);
GstClock* gst_clock_get_master (GstClock *clock);
+
+void gst_clock_set_timeout (GstClock *clock,
+ GstClockTime timeout);
+GstClockTime gst_clock_get_timeout (GstClock *clock);
+
gboolean gst_clock_add_observation (GstClock *clock, GstClockTime slave,
GstClockTime master, gdouble *r_squared);
GstClockTimeDiff *jitter);
GstClockReturn gst_clock_id_wait_async (GstClockID id,
GstClockCallback func,
- gpointer user_data);
-GstClockReturn gst_clock_id_wait_async_full (GstClockID id,
- GstClockCallback func,
gpointer user_data,
GDestroyNotify destroy_data);
void gst_clock_id_unschedule (GstClockID id);
projects / platform / upstream / gstreamer.git / blobdiff