63 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GStreamer plugin for forward error correction
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|  * Copyright (C) 2017 Pexip
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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, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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|  *
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|  * Author: Mikhail Fludkov <misha@pexip.com>
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|  */
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| 
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| #ifndef __GST_RTP_STORAGE_ITEM_H__
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| #define __GST_RTP_STORAGE_ITEM_H__
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| 
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| #include <gst/rtp/gstrtpbuffer.h>
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| 
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| GST_DEBUG_CATEGORY_EXTERN (gst_rtp_storage_debug);
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| 
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| typedef struct {
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|   GstBuffer *buffer;
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|   guint16 seq;
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|   guint8 pt;
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| } RtpStorageItem;
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| 
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| typedef struct {
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|   GQueue queue;
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|   GMutex stream_lock;
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|   guint32 ssrc;
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|   GstClockTime max_arrival_time;
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| } RtpStorageStream;
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| 
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| #define STREAM_LOCK(s)   g_mutex_lock   (&(s)->stream_lock)
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| #define STREAM_UNLOCK(s) g_mutex_unlock (&(s)->stream_lock)
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| 
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| RtpStorageStream * rtp_storage_stream_new                      (guint32 ssrc);
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| void               rtp_storage_stream_free                     (RtpStorageStream * stream);
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| void               rtp_storage_stream_resize_and_add_item      (RtpStorageStream * stream,
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|                                                                 GstClockTime size_time,
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|                                                                 GstBuffer *buffer,
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|                                                                 guint8 pt,
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|                                                                 guint16 seq);
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| void               rtp_storage_stream_add_item                 (RtpStorageStream * stream,
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|                                                                 GstBuffer *buffer,
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|                                                                 guint8 pt,
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|                                                                 guint16 seq);
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| GstBufferList    * rtp_storage_stream_get_packets_for_recovery (RtpStorageStream *stream,
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|                                                                 guint8 pt_fec,
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|                                                                 guint16 lost_seq);
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| GstBuffer        * rtp_storage_stream_get_redundant_packet     (RtpStorageStream *stream,
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|                                                                 guint16 lost_seq);
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| 
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| #endif /* __GST_RTP_STORAGE_ITEM_H__ */
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| 
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