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/* GStreamer
* Copyright (C) 2013 Thiago Santos <thiago.sousa.santos@collabora.com>
*
* gst-validate-pad-monitor.h - Validate PadMonitor class
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* 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.
*/
#ifndef __GST_VALIDATE_PAD_MONITOR_H__
#define __GST_VALIDATE_PAD_MONITOR_H__
#include <glib-object.h>
#include <gst/gst.h>
typedef struct _GstValidatePadMonitor GstValidatePadMonitor;
typedef struct _GstValidatePadMonitorClass GstValidatePadMonitorClass;
#include <gst/validate/gst-validate-monitor.h>
#include <gst/validate/media-descriptor-parser.h>
#include <gst/validate/gst-validate-element-monitor.h>
G_BEGIN_DECLS
#define GST_TYPE_VALIDATE_PAD_MONITOR (gst_validate_pad_monitor_get_type ())
#define GST_IS_VALIDATE_PAD_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VALIDATE_PAD_MONITOR))
#define GST_IS_VALIDATE_PAD_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VALIDATE_PAD_MONITOR))
#define GST_VALIDATE_PAD_MONITOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VALIDATE_PAD_MONITOR, GstValidatePadMonitorClass))
#define GST_VALIDATE_PAD_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VALIDATE_PAD_MONITOR, GstValidatePadMonitor))
#define GST_VALIDATE_PAD_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VALIDATE_PAD_MONITOR, GstValidatePadMonitorClass))
#define GST_VALIDATE_PAD_MONITOR_CAST(obj) ((GstValidatePadMonitor*)(obj))
#define GST_VALIDATE_PAD_MONITOR_CLASS_CAST(klass) ((GstValidatePadMonitorClass*)(klass))
/**
* GstValidatePadMonitor:
*
* GStreamer Validate PadMonitor class.
*
* Class that wraps a #GstPad for Validate checks
*/
struct _GstValidatePadMonitor {
GstValidateMonitor parent;
GstValidateElementMonitor *element_monitor;
gboolean setup;
GstPadChainFunction chain_func;
GstPadEventFunction event_func;
GstPadEventFullFunction event_full_func;
GstPadGetRangeFunction getrange_func;
GstPadQueryFunction query_func;
GstPadActivateModeFunction activatemode_func;
gulong pad_probe_id;
/*< private >*/
/* Last caps pushed/received */
GstCaps *last_caps;
gboolean caps_is_audio;
gboolean caps_is_video;
gboolean caps_is_raw;
/* FIXME : Let's migrate all those booleans into a 32 (or 64) bit flag */
gboolean first_buffer;
gboolean has_segment;
gboolean is_eos;
gboolean pending_flush_stop;
guint32 pending_flush_stop_seqnum;
guint32 pending_flush_start_seqnum;
guint32 pending_newsegment_seqnum;
guint32 pending_eos_seqnum;
/* Whether the next buffer should have a DISCONT flag on it, because
* it's the first one, or follows a SEGMENT and/or a FLUSH */
gboolean pending_buffer_discont;
GstClockTime pending_seek_accurate_time;
GstEvent *expected_segment;
GPtrArray *serialized_events;
GList *expired_events;
GstStructure *pending_setcaps_fields;
GstCaps * last_refused_caps;
GstCaps * last_query_filter;
GstCaps * last_query_res;
/* tracked data */
GstSegment segment;
GstClockTime current_timestamp;
GstClockTime current_duration;
GstFlowReturn last_flow_return;
/* Stores the timestamp range of data that has flown through
* this pad by using TIMESTAMP and TIMESTAMP+DURATION from
* incomming buffers. Every time a buffer is pushed, this range
* is extended.
*
* When a buffer is pushed, the timestamp range is checked against
* the outgoing timestamp to check it is in the received boundaries.
*/
GstClockTime timestamp_range_start;
GstClockTime timestamp_range_end;
/* GstValidateMediaCheck related fields */
GList *all_bufs;
/* The GstBuffer that should arrive next in a GList */
GList *current_buf;
gboolean check_buffers;
};
/**
* GstValidatePadMonitorClass:
* @parent_class: parent
*
* GStreamer Validate PadMonitor object class.
*/
struct _GstValidatePadMonitorClass {
GstValidateMonitorClass parent_class;
};
/* normal GObject stuff */
GST_VALIDATE_API
GType gst_validate_pad_monitor_get_type (void);
GST_VALIDATE_API
GstValidatePadMonitor * gst_validate_pad_monitor_new (GstPad * pad, GstValidateRunner * runner, GstValidateElementMonitor *element_monitor);
G_END_DECLS
#endif /* __GST_VALIDATE_PAD_MONITOR_H__ */
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