mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-30 05:31:15 +00:00
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/* GStreamer plugin for forward error correction
|
|
* Copyright (C) 2017 Pexip
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* Author: Mikhail Fludkov <misha@pexip.com>
|
|
*/
|
|
|
|
#ifndef __GST_FEC_H__
|
|
#define __GST_FEC_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_RTP_ULPFEC_ENC \
|
|
(gst_rtp_ulpfec_enc_get_type())
|
|
#define GST_RTP_ULPFEC_ENC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_ULPFEC_ENC,GstRtpUlpFecEnc))
|
|
#define GST_RTP_ULPFEC_ENC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_ULPFEC_ENC,GstRtpUlpFecEncClass))
|
|
#define GST_IS_RTP_ULPFEC_ENC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_ULPFEC_ENC))
|
|
#define GST_IS_RTP_ULPFEC_ENC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_ULPFEC_ENC))
|
|
|
|
typedef struct _GstRtpUlpFecEnc GstRtpUlpFecEnc;
|
|
typedef struct _GstRtpUlpFecEncClass GstRtpUlpFecEncClass;
|
|
|
|
struct _GstRtpUlpFecEncClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
struct _GstRtpUlpFecEnc {
|
|
GstElement parent;
|
|
GstPad *srcpad;
|
|
GstPad *sinkpad;
|
|
|
|
GHashTable *ssrc_to_ctx;
|
|
|
|
/* properties */
|
|
guint pt;
|
|
guint32 ssrc;
|
|
guint percentage;
|
|
guint percentage_important;
|
|
gboolean multipacket;
|
|
guint num_packets_protected;
|
|
};
|
|
|
|
typedef struct {
|
|
guint ssrc;
|
|
|
|
GstElement *parent;
|
|
GstPad *srcpad;
|
|
|
|
/* settings */
|
|
guint pt;
|
|
guint percentage;
|
|
guint percentage_important;
|
|
gboolean multipacket;
|
|
gboolean mux_seq;
|
|
|
|
guint num_packets_protected;
|
|
guint16 seqnum;
|
|
guint seqnum_offset;
|
|
guint num_packets_received;
|
|
guint num_packets_fec;
|
|
guint fec_nth;
|
|
GQueue packets_buf;
|
|
|
|
gdouble budget;
|
|
gdouble budget_inc;
|
|
gdouble budget_important;
|
|
gdouble budget_inc_important;
|
|
|
|
GArray *info_arr;
|
|
GArray *scratch_buf;
|
|
|
|
guint fec_packets;
|
|
guint fec_packet_idx;
|
|
} GstRtpUlpFecEncStreamCtx;
|
|
|
|
GType gst_rtp_ulpfec_enc_get_type (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_FEC_H__ */
|