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a7353e988b
Keep the full range stored by the element in the monitor and check if outgoing timestamps are within that range. It is simple and should generally work.
121 lines
3.8 KiB
C
121 lines
3.8 KiB
C
/* GStreamer
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* Copyright (C) 2013 Thiago Santos <thiago.sousa.santos@collabora.com>
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*
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* gst-qa-pad-monitor.h - QA PadMonitor class
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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 2.1 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_QA_PAD_MONITOR_H__
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#define __GST_QA_PAD_MONITOR_H__
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#include <glib-object.h>
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#include <gst/gst.h>
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#include "gst-qa-monitor.h"
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G_BEGIN_DECLS
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#define GST_TYPE_QA_PAD_MONITOR (gst_qa_pad_monitor_get_type ())
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#define GST_IS_QA_PAD_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_QA_PAD_MONITOR))
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#define GST_IS_QA_PAD_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_QA_PAD_MONITOR))
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#define GST_QA_PAD_MONITOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_QA_PAD_MONITOR, GstQaPadMonitorClass))
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#define GST_QA_PAD_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_QA_PAD_MONITOR, GstQaPadMonitor))
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#define GST_QA_PAD_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_QA_PAD_MONITOR, GstQaPadMonitorClass))
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#define GST_QA_PAD_MONITOR_CAST(obj) ((GstQaPadMonitor*)(obj))
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#define GST_QA_PAD_MONITOR_CLASS_CAST(klass) ((GstQaPadMonitorClass*)(klass))
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#define GST_QA_PAD_MONITOR_GET_PAD(m) (GST_PAD_CAST (GST_QA_MONITOR_GET_OBJECT (m)))
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typedef struct _GstQaPadMonitor GstQaPadMonitor;
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typedef struct _GstQaPadMonitorClass GstQaPadMonitorClass;
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/**
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* GstQaPadMonitor:
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*
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* GStreamer QA PadMonitor class.
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*
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* Class that wraps a #GstPad for QA checks
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*/
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struct _GstQaPadMonitor {
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GstQaMonitor parent;
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GstQaElementMonitor *element_monitor;
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gboolean setup;
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GstPad *pad;
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GstPadBufferAllocFunction bufferalloc_func;
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GstPadChainFunction chain_func;
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GstPadEventFunction event_func;
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GstPadGetRangeFunction getrange_func;
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GstPadQueryFunction query_func;
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GstPadSetCapsFunction setcaps_func;
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GstPadGetCapsFunction getcaps_func;
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gulong buffer_probe_id;
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gulong event_probe_id;
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/*< private >*/
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gboolean first_buffer;
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gboolean has_segment;
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gboolean pending_flush_stop;
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guint32 pending_flush_stop_seqnum;
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guint32 pending_flush_start_seqnum;
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guint32 pending_newsegment_seqnum;
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GstEvent *expected_segment;
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/* tracked data */
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GstSegment segment;
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GstClockTime current_timestamp;
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GstClockTime current_duration;
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GstFlowReturn last_flow_return;
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/* Stores the timestamp range of data that has flown through
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* this pad by using TIMESTAMP and TIMESTAMP+DURATION from
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* incomming buffers. Every time a buffer is pushed, this range
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* is extended.
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*
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* When a buffer is pushed, the timestamp range is checked against
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* the outgoing timestamp to check it is in the received boundaries.
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*/
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GstClockTime timestamp_range_start;
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GstClockTime timestamp_range_end;
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};
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/**
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* GstQaPadMonitorClass:
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* @parent_class: parent
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*
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* GStreamer QA PadMonitor object class.
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*/
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struct _GstQaPadMonitorClass {
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GstQaMonitorClass parent_class;
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};
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/* normal GObject stuff */
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GType gst_qa_pad_monitor_get_type (void);
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GstQaPadMonitor * gst_qa_pad_monitor_new (GstPad * pad, GstQaRunner * runner, GstQaElementMonitor *element_monitor);
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G_END_DECLS
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#endif /* __GST_QA_PAD_MONITOR_H__ */
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