1 /* GstRtpDtmfDepay 2 * 3 * Copyright (C) 2008 Collabora Limited 4 * Copyright (C) 2008 Nokia Corporation 5 * Contact: Youness Alaoui <youness.alaoui@collabora.co.uk> 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public 18 * License along with this library; if not, write to the 19 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef __GST_RTP_DTMF_DEPAY_H__ 24 #define __GST_RTP_DTMF_DEPAY_H__ 25 26 #include <gst/gst.h> 27 #include <gst/base/gstadapter.h> 28 #include <gst/rtp/gstrtpbasedepayload.h> 29 30 #include "gstdtmfcommon.h" 31 32 G_BEGIN_DECLS 33 #define GST_TYPE_RTP_DTMF_DEPAY \ 34 (gst_rtp_dtmf_depay_get_type()) 35 #define GST_RTP_DTMF_DEPAY(obj) \ 36 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_DTMF_DEPAY,GstRtpDTMFDepay)) 37 #define GST_RTP_DTMF_DEPAY_CLASS(klass) \ 38 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_DTMF_DEPAY,GstRtpDTMFDepayClass)) 39 #define GST_IS_RTP_DTMF_DEPAY(obj) \ 40 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_DTMF_DEPAY)) 41 #define GST_IS_RTP_DTMF_DEPAY_CLASS(klass) \ 42 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_DTMF_DEPAY)) 43 typedef struct _GstRtpDTMFDepay GstRtpDTMFDepay; 44 typedef struct _GstRtpDTMFDepayClass GstRtpDTMFDepayClass; 45 46 struct _GstRtpDTMFDepay 47 { 48 /*< private >*/ 49 GstRTPBaseDepayload depayload; 50 double sample; 51 guint32 previous_ts; 52 guint16 previous_duration; 53 GstClockTime first_gst_ts; 54 guint unit_time; 55 guint max_duration; 56 }; 57 58 struct _GstRtpDTMFDepayClass 59 { 60 GstRTPBaseDepayloadClass parent_class; 61 }; 62 63 GType gst_rtp_dtmf_depay_get_type (void); 64 65 GST_ELEMENT_REGISTER_DECLARE (rtpdtmfdepay); 66 67 G_END_DECLS 68 #endif /* __GST_RTP_DTMF_DEPAY_H__ */ 69