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When multiple streams are bundled together, there may be more than one red payload type to handle. In addition, as the red decoder works by filling in gaps in the seqnums, there needs to be one rtp_history queue per sequence domain. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1429>
68 lines
1.9 KiB
C
68 lines
1.9 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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#ifndef __GST_RTP_RED_DEC_H__
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#define __GST_RTP_RED_DEC_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_RTP_RED_DEC \
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(gst_rtp_red_dec_get_type())
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#define GST_RTP_RED_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_RED_DEC,GstRtpRedDec))
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#define GST_RTP_RED_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_RED_DEC,GstRtpRedDecClass))
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#define GST_IS_RTP_RED_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_RED_DEC))
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#define GST_IS_RTP_RED_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_RED_DEC))
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typedef struct _GstRtpRedDec GstRtpRedDec;
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typedef struct _GstRtpRedDecClass GstRtpRedDecClass;
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struct _GstRtpRedDecClass {
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GstElementClass parent_class;
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};
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struct _GstRtpRedDec {
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GstElement parent;
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GstPad *srcpad;
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GstPad *sinkpad;
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gint pt;
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guint num_received;
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/* Per ssrc */
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GHashTable *rtp_histories;
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/* To track all FEC payload types */
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GHashTable *payloads;
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/* Protects pt and payloads */
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GMutex lock;
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};
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GType gst_rtp_red_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_RTP_RED_DEC_H__ */
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