author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 15:30:33 +0300 | |
branch | RCL_3 |
changeset 29 | 567bb019e3e3 |
parent 0 | 0e761a78d257 |
child 30 | 7e817e7e631c |
permissions | -rw-r--r-- |
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/* GStreamer |
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> |
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* 2000 Wim Taymans <wtay@chello.be> |
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* 2005 Wim Taymans <wim@fluendo.com> |
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* |
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* gstclock.h: Header for clock subsystem |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public |
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* License along with this library; if not, write to the |
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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* Boston, MA 02111-1307, USA. |
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*/ |
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#ifndef __GST_CLOCK_H__ |
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#define __GST_CLOCK_H__ |
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#include <gst/gstobject.h> |
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G_BEGIN_DECLS |
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/* --- standard type macros --- */ |
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#define GST_TYPE_CLOCK (gst_clock_get_type ()) |
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#define GST_CLOCK(clock) (G_TYPE_CHECK_INSTANCE_CAST ((clock), GST_TYPE_CLOCK, GstClock)) |
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#define GST_IS_CLOCK(clock) (G_TYPE_CHECK_INSTANCE_TYPE ((clock), GST_TYPE_CLOCK)) |
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#define GST_CLOCK_CLASS(cclass) (G_TYPE_CHECK_CLASS_CAST ((cclass), GST_TYPE_CLOCK, GstClockClass)) |
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#define GST_IS_CLOCK_CLASS(cclass) (G_TYPE_CHECK_CLASS_TYPE ((cclass), GST_TYPE_CLOCK)) |
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#define GST_CLOCK_GET_CLASS(clock) (G_TYPE_INSTANCE_GET_CLASS ((clock), GST_TYPE_CLOCK, GstClockClass)) |
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#define GST_CLOCK_CAST(clock) ((GstClock*)(clock)) |
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#define GST_CLOCK_SLAVE_LOCK(clock) g_mutex_lock (GST_CLOCK_CAST (clock)->slave_lock) |
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#define GST_CLOCK_SLAVE_UNLOCK(clock) g_mutex_unlock (GST_CLOCK_CAST (clock)->slave_lock) |
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/** |
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* GstClockTime: |
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* |
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* A datatype to hold a time, measured in nanoseconds. |
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*/ |
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typedef guint64 GstClockTime; |
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/** |
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* GST_TYPE_CLOCK_TIME: |
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* |
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* The #GType of a #GstClockTime. |
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*/ |
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#define GST_TYPE_CLOCK_TIME G_TYPE_UINT64 |
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/** |
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* GstClockTimeDiff: |
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* |
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* A datatype to hold a time difference, measured in nanoseconds. |
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*/ |
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typedef gint64 GstClockTimeDiff; |
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/** |
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* GstClockID: |
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* |
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* A datatype to hold the handle to an outstanding sync or async clock callback. |
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*/ |
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typedef gpointer GstClockID; |
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/** |
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* GST_CLOCK_TIME_NONE: |
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* |
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* Constant to define an undefined clock time. |
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*/ |
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#define GST_CLOCK_TIME_NONE ((GstClockTime) -1) |
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/** |
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* GST_CLOCK_TIME_IS_VALID: |
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* @time: clock time to validate |
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* |
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* Tests if a given #GstClockTime represents a valid defined time. |
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*/ |
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#define GST_CLOCK_TIME_IS_VALID(time) (((GstClockTime)(time)) != GST_CLOCK_TIME_NONE) |
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/** |
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* GST_SECOND: |
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* |
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* Constant that defines one GStreamer second. |
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*/ |
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#define GST_SECOND (G_USEC_PER_SEC * G_GINT64_CONSTANT (1000)) |
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/** |
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* GST_MSECOND: |
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* |
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* Constant that defines one GStreamer millisecond. |
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*/ |
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#define GST_MSECOND (GST_SECOND / G_GINT64_CONSTANT (1000)) |
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/** |
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* GST_USECOND: |
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* |
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* Constant that defines one GStreamer microsecond. |
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*/ |
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#define GST_USECOND (GST_SECOND / G_GINT64_CONSTANT (1000000)) |
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/** |
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* GST_NSECOND: |
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* |
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* Constant that defines one GStreamer nanosecond |
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*/ |
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#define GST_NSECOND (GST_SECOND / G_GINT64_CONSTANT (1000000000)) |
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/** |
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* GST_TIME_AS_SECONDS: |
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* @time: the time |
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* |
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* Convert a #GstClockTime to seconds. |
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* |
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* Since: 0.10.16 |
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*/ |
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#define GST_TIME_AS_SECONDS(time) ((time) / GST_SECOND) |
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/** |
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* GST_TIME_AS_MSECONDS: |
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* @time: the time |
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* |
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* Convert a #GstClockTime to milliseconds (1/1000 of a second). |
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* |
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* Since: 0.10.16 |
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*/ |
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#define GST_TIME_AS_MSECONDS(time) ((time) / G_GINT64_CONSTANT (1000000)) |
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/** |
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* GST_TIME_AS_USECONDS: |
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* @time: the time |
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* |
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* Convert a #GstClockTime to microseconds (1/1000000 of a second). |
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* |
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* Since: 0.10.16 |
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*/ |
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#define GST_TIME_AS_USECONDS(time) ((time) / G_GINT64_CONSTANT (1000)) |
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/** |
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* GST_TIME_AS_NSECONDS: |
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* @time: the time |
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* |
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* Convert a #GstClockTime to nanoseconds (1/1000000000 of a second). |
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* |
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* Since: 0.10.16 |
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*/ |
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#define GST_TIME_AS_NSECONDS(time) (time) |
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/** |
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* GST_CLOCK_DIFF: |
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* @s: the first time |
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* @e: the second time |
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* |
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* Calculate a difference between two clock times as a #GstClockTimeDiff. |
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* The difference is calculated as @e - @s. |
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*/ |
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#define GST_CLOCK_DIFF(s, e) (GstClockTimeDiff)((e) - (s)) |
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/** |
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* GST_TIMEVAL_TO_TIME: |
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* @tv: the timeval to convert |
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* |
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* Convert a #GTimeVal to a #GstClockTime. |
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*/ |
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#define GST_TIMEVAL_TO_TIME(tv) (GstClockTime)((tv).tv_sec * GST_SECOND + (tv).tv_usec * GST_USECOND) |
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/** |
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* GST_TIME_TO_TIMEVAL: |
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* @t: The #GstClockTime to convert |
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* @tv: The target timeval |
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* |
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* Convert a #GstClockTime to a #GTimeVal |
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* |
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* <note>on 32-bit systems, a timeval has a range of only 2^32 - 1 seconds, |
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* which is about 68 years. Expect trouble if you want to schedule stuff |
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* in your pipeline for 2038.</note> |
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*/ |
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#define GST_TIME_TO_TIMEVAL(t,tv) \ |
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G_STMT_START { \ |
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(tv).tv_sec = ((GstClockTime) (t)) / GST_SECOND; \ |
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(tv).tv_usec = (((GstClockTime) (t)) - \ |
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((GstClockTime) (tv).tv_sec) * GST_SECOND) \ |
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/ GST_USECOND; \ |
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} G_STMT_END |
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|
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/** |
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* GST_TIMESPEC_TO_TIME: |
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* @ts: the timespec to convert |
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* |
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* Convert a struct timespec (see man pselect) to a #GstClockTime. |
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*/ |
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#define GST_TIMESPEC_TO_TIME(ts) (GstClockTime)((ts).tv_sec * GST_SECOND + (ts).tv_nsec * GST_NSECOND) |
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/** |
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* GST_TIME_TO_TIMESPEC: |
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* @t: The #GstClockTime to convert |
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* @ts: The target timespec |
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* |
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* Convert a #GstClockTime to a struct timespec (see man pselect) |
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*/ |
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#define GST_TIME_TO_TIMESPEC(t,ts) \ |
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G_STMT_START { \ |
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(ts).tv_sec = (t) / GST_SECOND; \ |
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(ts).tv_nsec = ((t) - (ts).tv_sec * GST_SECOND) / GST_NSECOND; \ |
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} G_STMT_END |
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/* timestamp debugging macros */ |
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/** |
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* GST_TIME_FORMAT: |
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* |
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* A format that can be used in printf like format strings to format |
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* a #GstClockTime value. |
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*/ |
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#define GST_TIME_FORMAT "u:%02u:%02u.%09u" |
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/** |
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* GST_TIME_ARGS: |
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* @t: a #GstClockTime |
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* |
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* Format @t for the GST_TIME_FORMAT format string. |
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*/ |
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#define GST_TIME_ARGS(t) \ |
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GST_CLOCK_TIME_IS_VALID (t) ? \ |
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(guint) (((GstClockTime)(t)) / (GST_SECOND * 60 * 60)) : 99, \ |
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GST_CLOCK_TIME_IS_VALID (t) ? \ |
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(guint) ((((GstClockTime)(t)) / (GST_SECOND * 60)) % 60) : 99, \ |
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GST_CLOCK_TIME_IS_VALID (t) ? \ |
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(guint) ((((GstClockTime)(t)) / GST_SECOND) % 60) : 99, \ |
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GST_CLOCK_TIME_IS_VALID (t) ? \ |
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(guint) (((GstClockTime)(t)) % GST_SECOND) : 999999999 |
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|
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/** |
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* GST_CLOCK_ENTRY_TRACE_NAME: |
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* |
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* The name used for tracing clock entry allocations. |
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*/ |
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#define GST_CLOCK_ENTRY_TRACE_NAME "GstClockEntry" |
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|
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typedef struct _GstClockEntry GstClockEntry; |
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typedef struct _GstClock GstClock; |
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typedef struct _GstClockClass GstClockClass; |
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typedef struct _GstClockPrivate GstClockPrivate; |
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|
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/* --- prototype for async callbacks --- */ |
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/** |
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* GstClockCallback: |
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* @clock: The clock that triggered the callback |
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* @time: The time it was triggered |
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* @id: The #GstClockID that expired |
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* @user_data: user data passed in the gst_clock_id_wait_async() function |
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* |
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* The function prototype of the callback. |
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* |
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* Returns: %TRUE or %FALSE (currently unused) |
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*/ |
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typedef gboolean (*GstClockCallback) (GstClock *clock, GstClockTime time, |
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GstClockID id, gpointer user_data); |
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/** |
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* GstClockReturn: |
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* @GST_CLOCK_OK: The operation succeeded. |
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* @GST_CLOCK_EARLY: The operation was scheduled too late. |
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* @GST_CLOCK_UNSCHEDULED: The clockID was unscheduled |
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* @GST_CLOCK_BUSY: The ClockID is busy |
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* @GST_CLOCK_BADTIME: A bad time was provided to a function. |
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* @GST_CLOCK_ERROR: An error occurred |
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* @GST_CLOCK_UNSUPPORTED: Operation is not supported |
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* |
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* The return value of a clock operation. |
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*/ |
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typedef enum |
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{ |
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GST_CLOCK_OK = 0, |
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GST_CLOCK_EARLY = 1, |
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GST_CLOCK_UNSCHEDULED = 2, |
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GST_CLOCK_BUSY = 3, |
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GST_CLOCK_BADTIME = 4, |
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GST_CLOCK_ERROR = 5, |
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GST_CLOCK_UNSUPPORTED = 6 |
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} GstClockReturn; |
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|
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/** |
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* GstClockEntryType: |
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* @GST_CLOCK_ENTRY_SINGLE: a single shot timeout |
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* @GST_CLOCK_ENTRY_PERIODIC: a periodic timeout request |
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* |
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* The type of the clock entry |
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*/ |
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typedef enum { |
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GST_CLOCK_ENTRY_SINGLE, |
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GST_CLOCK_ENTRY_PERIODIC |
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} GstClockEntryType; |
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|
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/** |
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* GST_CLOCK_ENTRY: |
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* @entry: the entry to cast |
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* |
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* Cast to a clock entry |
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*/ |
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#define GST_CLOCK_ENTRY(entry) ((GstClockEntry *)(entry)) |
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/** |
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* GST_CLOCK_ENTRY_CLOCK: |
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* @entry: the entry to query |
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* |
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* Get the owner clock of the entry |
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*/ |
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#define GST_CLOCK_ENTRY_CLOCK(entry) ((entry)->clock) |
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/** |
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* GST_CLOCK_ENTRY_TYPE: |
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* @entry: the entry to query |
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* |
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* Get the type of the clock entry |
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*/ |
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#define GST_CLOCK_ENTRY_TYPE(entry) ((entry)->type) |
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/** |
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* GST_CLOCK_ENTRY_TIME: |
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* @entry: the entry to query |
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* |
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* Get the requested time of this entry |
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*/ |
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#define GST_CLOCK_ENTRY_TIME(entry) ((entry)->time) |
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/** |
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* GST_CLOCK_ENTRY_INTERVAL: |
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* @entry: the entry to query |
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* |
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* Get the interval of this periodic entry |
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*/ |
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#define GST_CLOCK_ENTRY_INTERVAL(entry) ((entry)->interval) |
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/** |
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* GST_CLOCK_ENTRY_STATUS: |
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* @entry: the entry to query |
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* |
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* The status of the entry |
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*/ |
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#define GST_CLOCK_ENTRY_STATUS(entry) ((entry)->status) |
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|
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/** |
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* GstClockEntry: |
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* @refcount: reference counter (read-only) |
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* |
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* All pending timeouts or periodic notifies are converted into |
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* an entry. |
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*/ |
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struct _GstClockEntry { |
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gint refcount; |
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/*< protected >*/ |
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GstClock *clock; |
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GstClockEntryType type; |
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GstClockTime time; |
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GstClockTime interval; |
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GstClockReturn status; |
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GstClockCallback func; |
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gpointer user_data; |
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}; |
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|
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/** |
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* GstClockFlags: |
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* @GST_CLOCK_FLAG_CAN_DO_SINGLE_SYNC: clock can do a single sync timeout request |
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* @GST_CLOCK_FLAG_CAN_DO_SINGLE_ASYNC: clock can do a single async timeout request |
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* @GST_CLOCK_FLAG_CAN_DO_PERIODIC_SYNC: clock can do sync periodic timeout requests |
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* @GST_CLOCK_FLAG_CAN_DO_PERIODIC_ASYNC: clock can do async periodic timeout callbacks |
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* @GST_CLOCK_FLAG_CAN_SET_RESOLUTION: clock's resolution can be changed |
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* @GST_CLOCK_FLAG_CAN_SET_MASTER: clock can be slaved to a master clock |
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* @GST_CLOCK_FLAG_LAST: subclasses can add additional flags starting from this flag |
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* |
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* The capabilities of this clock |
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*/ |
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typedef enum { |
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GST_CLOCK_FLAG_CAN_DO_SINGLE_SYNC = (GST_OBJECT_FLAG_LAST << 0), |
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GST_CLOCK_FLAG_CAN_DO_SINGLE_ASYNC = (GST_OBJECT_FLAG_LAST << 1), |
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GST_CLOCK_FLAG_CAN_DO_PERIODIC_SYNC = (GST_OBJECT_FLAG_LAST << 2), |
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GST_CLOCK_FLAG_CAN_DO_PERIODIC_ASYNC = (GST_OBJECT_FLAG_LAST << 3), |
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GST_CLOCK_FLAG_CAN_SET_RESOLUTION = (GST_OBJECT_FLAG_LAST << 4), |
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GST_CLOCK_FLAG_CAN_SET_MASTER = (GST_OBJECT_FLAG_LAST << 5), |
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/* padding */ |
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GST_CLOCK_FLAG_LAST = (GST_OBJECT_FLAG_LAST << 8) |
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} GstClockFlags; |
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|
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/** |
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* GST_CLOCK_FLAGS: |
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* @clock: the clock to query |
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* |
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* Gets the #GstClockFlags clock flags. |
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*/ |
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#define GST_CLOCK_FLAGS(clock) GST_OBJECT_FLAGS(clock) |
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381 |
|
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382 |
/** |
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* GST_CLOCK_COND: |
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* @clock: the clock to query |
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* |
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* Gets the #GCond that gets signalled when the entries of the clock |
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* changed. |
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*/ |
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#define GST_CLOCK_COND(clock) (GST_CLOCK_CAST(clock)->entries_changed) |
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/** |
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* GST_CLOCK_WAIT: |
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* @clock: the clock to wait on |
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* |
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* Wait on the clock until the entries changed. |
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*/ |
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#define GST_CLOCK_WAIT(clock) g_cond_wait(GST_CLOCK_COND(clock),GST_OBJECT_GET_LOCK(clock)) |
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/** |
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* GST_CLOCK_TIMED_WAIT: |
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* @clock: the clock to wait on |
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* @tv: a #GTimeVal to wait. |
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* |
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* Wait on the clock until the entries changed or the specified timeout |
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* occurred. |
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*/ |
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#define GST_CLOCK_TIMED_WAIT(clock,tv) g_cond_timed_wait(GST_CLOCK_COND(clock),GST_OBJECT_GET_LOCK(clock),tv) |
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/** |
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* GST_CLOCK_BROADCAST: |
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* @clock: the clock to broadcast |
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* |
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410 |
* Signal that the entries in the clock have changed. |
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*/ |
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412 |
#define GST_CLOCK_BROADCAST(clock) g_cond_broadcast(GST_CLOCK_COND(clock)) |
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413 |
|
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414 |
/** |
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415 |
* GstClock: |
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416 |
* |
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* #GstClock base structure. The values of this structure are |
0
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* protected for subclasses, use the methods to use the #GstClock. |
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*/ |
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struct _GstClock { |
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GstObject object; |
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422 |
|
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GMutex *slave_lock; /* order: SLAVE_LOCK, OBJECT_LOCK */ |
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424 |
|
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/*< protected >*/ /* with LOCK */ |
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GstClockTime internal_calibration; |
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GstClockTime external_calibration; |
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GstClockTime rate_numerator; |
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GstClockTime rate_denominator; |
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GstClockTime last_time; |
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GList *entries; |
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GCond *entries_changed; |
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433 |
|
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/*< private >*/ /* with LOCK */ |
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GstClockTime resolution; |
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gboolean stats; |
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437 |
|
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/* for master/slave clocks */ |
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GstClock *master; |
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440 |
|
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/* with SLAVE_LOCK */ |
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gboolean filling; |
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gint window_size; |
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gint window_threshold; |
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gint time_index; |
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GstClockTime timeout; |
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GstClockTime *times; |
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GstClockID clockid; |
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449 |
|
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/*< private >*/ |
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451 |
union { |
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GstClockPrivate *priv; |
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GstClockTime _gst_reserved[GST_PADDING]; |
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} ABI; |
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}; |
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456 |
|
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457 |
/** |
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* GstClockClass: |
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* @parent_class: the parent class structure |
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* @change_resolution: change the resolution of the clock. Not all values might |
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* be acceptable. The new resolution should be returned. |
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* @get_resolution: get the resolution of the clock. |
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* @get_internal_time: get the internal unadjusted time of the clock. |
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* @wait: perform a blocking wait for the given #GstClockEntry. Deprecated, |
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* implement @wait_jitter instead. |
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* @wait_async: perform an asynchronous wait for the given #GstClockEntry. |
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* @unschedule: unblock a blocking or async wait operation. |
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* @wait_jitter: perform a blocking wait on the given #GstClockEntry and return |
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* the jitter. (Since: 0.10.10) |
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470 |
* |
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* GStreamer clock class. Override the vmethods to implement the clock |
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* functionality. |
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473 |
*/ |
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struct _GstClockClass { |
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GstObjectClass parent_class; |
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476 |
|
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477 |
/*< public >*/ |
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/* vtable */ |
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GstClockTime (*change_resolution) (GstClock *clock, |
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480 |
GstClockTime old_resolution, |
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481 |
GstClockTime new_resolution); |
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GstClockTime (*get_resolution) (GstClock *clock); |
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483 |
|
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GstClockTime (*get_internal_time) (GstClock *clock); |
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485 |
|
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486 |
/* waiting on an ID */ |
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487 |
GstClockReturn (*wait) (GstClock *clock, GstClockEntry *entry); |
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GstClockReturn (*wait_async) (GstClock *clock, GstClockEntry *entry); |
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489 |
void (*unschedule) (GstClock *clock, GstClockEntry *entry); |
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490 |
|
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491 |
/* ABI added to replace the deprecated wait */ |
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GstClockReturn (*wait_jitter) (GstClock *clock, GstClockEntry *entry, |
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493 |
GstClockTimeDiff *jitter); |
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494 |
/*< private >*/ |
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gpointer _gst_reserved[GST_PADDING - 1]; |
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496 |
}; |
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497 |
#ifdef __SYMBIAN32__ |
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498 |
IMPORT_C |
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499 |
#endif |
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500 |
|
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501 |
|
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502 |
GType gst_clock_get_type (void); |
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503 |
#ifdef __SYMBIAN32__ |
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504 |
IMPORT_C |
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505 |
#endif |
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506 |
|
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507 |
|
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508 |
GstClockTime gst_clock_set_resolution (GstClock *clock, |
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509 |
GstClockTime resolution); |
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510 |
#ifdef __SYMBIAN32__ |
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511 |
IMPORT_C |
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512 |
#endif |
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513 |
|
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diff
changeset
|
514 |
GstClockTime gst_clock_get_resolution (GstClock *clock); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
GstClockTime gst_clock_get_time (GstClock *clock); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
void gst_clock_set_calibration (GstClock *clock, GstClockTime internal, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
GstClockTime external, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
GstClockTime rate_num, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
GstClockTime rate_denom); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
void gst_clock_get_calibration (GstClock *clock, GstClockTime *internal, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
GstClockTime *external, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
GstClockTime *rate_num, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
GstClockTime *rate_denom); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
/* master/slave clocks */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
gboolean gst_clock_set_master (GstClock *clock, GstClock *master); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
GstClock* gst_clock_get_master (GstClock *clock); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
gboolean gst_clock_add_observation (GstClock *clock, GstClockTime slave, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
GstClockTime master, gdouble *r_squared); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
/* getting and adjusting internal/external time */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
GstClockTime gst_clock_get_internal_time (GstClock *clock); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
GstClockTime gst_clock_adjust_unlocked (GstClock *clock, GstClockTime internal); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
GstClockTime gst_clock_unadjust_unlocked (GstClock * clock, GstClockTime external); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
/* creating IDs that can be used to get notifications */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
GstClockID gst_clock_new_single_shot_id (GstClock *clock, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
GstClockTime time); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
GstClockID gst_clock_new_periodic_id (GstClock *clock, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
GstClockTime start_time, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
GstClockTime interval); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
/* reference counting */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
GstClockID gst_clock_id_ref (GstClockID id); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
void gst_clock_id_unref (GstClockID id); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
/* operations on IDs */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
gint gst_clock_id_compare_func (gconstpointer id1, gconstpointer id2); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
613 |
GstClockTime gst_clock_id_get_time (GstClockID id); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
614 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
615 |
IMPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
616 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
617 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
618 |
GstClockReturn gst_clock_id_wait (GstClockID id, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
619 |
GstClockTimeDiff *jitter); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
620 |
#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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GstClockReturn gst_clock_id_wait_async (GstClockID id, |
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GstClockCallback func, |
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gpointer user_data); |
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#ifdef __SYMBIAN32__ |
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IMPORT_C |
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#endif |
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|
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void gst_clock_id_unschedule (GstClockID id); |
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|
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|
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G_END_DECLS |
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#endif /* __GST_CLOCK_H__ */ |