84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
/* GStreamer
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* Copyright (C) <2009> Edward Hervey <bilboed@bilboed.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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_RTP_QDM2_DEPAY_H__
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#define __GST_RTP_QDM2_DEPAY_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <gst/rtp/gstrtpbasedepayload.h>
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G_BEGIN_DECLS
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#define GST_TYPE_RTP_QDM2_DEPAY \
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(gst_rtp_qdm2_depay_get_type())
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#define GST_RTP_QDM2_DEPAY(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_QDM2_DEPAY,GstRtpQDM2Depay))
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#define GST_RTP_QDM2_DEPAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_QDM2_DEPAY,GstRtpQDM2DepayClass))
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#define GST_IS_RTP_QDM2_DEPAY(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_QDM2_DEPAY))
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#define GST_IS_RTP_QDM2_DEPAY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_QDM2_DEPAY))
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typedef struct _GstRtpQDM2Depay GstRtpQDM2Depay;
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typedef struct _GstRtpQDM2DepayClass GstRtpQDM2DepayClass;
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typedef struct _QDM2Packet {
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guint8* data;
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guint offs; /* Starts at 4 to give room for the prefix */
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} QDM2Packet;
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#define MAX_SCRAMBLED_PACKETS 64
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struct _GstRtpQDM2Depay
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{
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GstRTPBaseDepayload depayload;
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GstAdapter *adapter;
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guint16 nextseq;
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gboolean configured;
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GstClockTime timestamp; /* Timestamp of current incoming data */
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GstClockTime ptimestamp; /* Timestamp of data stored in the adapter */
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guint32 channs;
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guint32 samplerate;
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guint32 bitrate;
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guint32 blocksize;
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guint32 framesize;
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guint32 packetsize;
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guint nbpackets; /* Number of packets to unscramble */
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QDM2Packet *packets[MAX_SCRAMBLED_PACKETS];
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};
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struct _GstRtpQDM2DepayClass
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{
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GstRTPBaseDepayloadClass parent_class;
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};
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GType gst_rtp_qdm2_depay_get_type (void);
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G_END_DECLS
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#endif /* __GST_RTP_QDM2_DEPAY_H__ */
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