1 /* 2 * GStreamer AVTP Plugin 3 * Copyright (C) 2019 Intel Corporation 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2.1 of the License, or (at your option) any later 9 * version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301 USA 20 */ 21 22 #ifndef __GST_AVTP_BASE_DEPAYLOAD_H__ 23 #define __GST_AVTP_BASE_DEPAYLOAD_H__ 24 25 #include <gst/gst.h> 26 27 G_BEGIN_DECLS 28 29 #define GST_TYPE_AVTP_BASE_DEPAYLOAD (gst_avtp_base_depayload_get_type()) 30 #define GST_AVTP_BASE_DEPAYLOAD(obj) \ 31 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AVTP_BASE_DEPAYLOAD,GstAvtpBaseDepayload)) 32 #define GST_AVTP_BASE_DEPAYLOAD_CLASS(klass) \ 33 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AVTP_BASE_DEPAYLOAD,GstAvtpBaseDepayloadClass)) 34 #define GST_IS_AVTP_BASE_DEPAYLOAD(obj) \ 35 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AVTP_BASE_DEPAYLOAD)) 36 #define GST_IS_AVTP_BASE_DEPAYLOAD_CLASS(klass) \ 37 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AVTP_BASE_DEPAYLOAD)) 38 39 typedef struct _GstAvtpBaseDepayload GstAvtpBaseDepayload; 40 typedef struct _GstAvtpBaseDepayloadClass GstAvtpBaseDepayloadClass; 41 42 struct _GstAvtpBaseDepayload 43 { 44 GstElement element; 45 46 GstPad *sinkpad; 47 GstPad *srcpad; 48 49 guint64 streamid; 50 51 GstClockTime prev_ptime; 52 guint8 seqnum; 53 54 gpointer _gst_reserved[GST_PADDING]; 55 }; 56 57 struct _GstAvtpBaseDepayloadClass 58 { 59 GstElementClass parent_class; 60 61 /* Pure virtual function. */ 62 GstPadChainFunction chain; 63 64 GstPadEventFunction sink_event; 65 66 gpointer _gst_reserved[GST_PADDING]; 67 }; 68 69 GType gst_avtp_base_depayload_get_type (void); 70 71 GstClockTime gst_avtp_base_depayload_tstamp_to_ptime (GstAvtpBaseDepayload * 72 avtpbasedepayload, guint32 tstamp, GstClockTime ref); 73 74 gboolean gst_avtp_base_depayload_push_segment_event (GstAvtpBaseDepayload * 75 avtpbasedepayload, guint32 avtp_tstamp); 76 77 G_END_DECLS 78 79 #endif /* __GST_AVTP_BASE_DEPAYLOAD_H__ */ 80