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90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
/*
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* gstrtponviftimestamp.h
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*
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* Copyright (C) 2014 Axis Communications AB
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* Author: Guillaume Desmottes <guillaume.desmottes@collabora.com>
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GST_RTP_ONVIF_TIMESTAMP_H__
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#define __GST_RTP_ONVIF_TIMESTAMP_H__
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#include <gst/gst.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GST_TYPE_RTP_ONVIF_TIMESTAMP \
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(gst_rtp_onvif_timestamp_get_type())
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#define GST_RTP_ONVIF_TIMESTAMP(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_ONVIF_TIMESTAMP,GstRtpOnvifTimestamp))
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#define GST_RTP_ONVIF_TIMESTAMP_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_ONVIF_TIMESTAMP,GstRtpOnvifTimestampClass))
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#define GST_IS_RTP_ONVIF_TIMESTAMP(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_ONVIF_TIMESTAMP))
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#define GST_IS_RTP_ONVIF_TIMESTAMP_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_ONVIF_TIMESTAMP))
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typedef struct _GstRtpOnvifTimestamp GstRtpOnvifTimestamp;
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typedef struct _GstRtpOnvifTimestampClass GstRtpOnvifTimestampClass;
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struct _GstRtpOnvifTimestamp {
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GstElement element;
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/* pads */
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GstPad *sinkpad,*srcpad;
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GstClockTime prop_ntp_offset;
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guint prop_cseq;
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gboolean prop_set_e_bit;
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gboolean prop_set_t_bit;
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gboolean prop_drop_out_of_segment;
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/* whether reference timestamps from the buffers should be used instead
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* of the ntp offset mechanism */
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gboolean prop_use_reference_timestamps;
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GstCaps *reference_timestamp_id;
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/* currently used ntp-offset
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*(can be changed runtime with a GstOnvifTimestamp event)
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*/
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GstClockTime ntp_offset;
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/* a GstOnvifTimestamp event might mark the stream as discontinued */
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gboolean set_d_bit;
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gboolean set_e_bit;
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gboolean set_t_bit;
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GstSegment segment;
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/* Buffer waiting to be handled, only used if prop_set_e_bit is TRUE */
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GQueue *event_queue;
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GstBuffer *buffer;
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GstBufferList *list;
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guint current_list_size;
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};
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struct _GstRtpOnvifTimestampClass {
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GstElementClass parent_class;
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};
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GType gst_rtp_onvif_timestamp_get_type(void);
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GST_ELEMENT_REGISTER_DECLARE (rtponviftimestamp);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_RTP_ONVIF_TIMESTAMP_H__ */
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