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850a6f5f6f
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/949>
42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/* GStreamer DTMF plugin
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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_DTMF_COMMON_H__
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#define __GST_RTP_DTMF_COMMON_H__
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#include <gst/math-compat.h>
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#define MIN_INTER_DIGIT_INTERVAL 100 /* ms */
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#define MIN_PULSE_DURATION 250 /* ms */
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#define MIN_VOLUME 0
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#define MAX_VOLUME 36
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#define MIN_EVENT 0
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#define MAX_EVENT 15
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#define MIN_EVENT_STRING "0"
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#define MAX_EVENT_STRING "15"
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typedef struct
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{
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guint8 event; /* Current DTMF event */
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guint8 volume; /* power level of the tone, in dBm0 */
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guint16 duration; /* Duration of digit, in timestamp units */
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} GstRTPDTMFPayload;
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#endif /* __GST_RTP_DTMF_COMMON_H__ */
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