/usr/include/mediastreamer2/qualityindicator.h is in libmediastreamer-dev 3.6.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | /*
mediastreamer2 library - modular sound and video processing and streaming
* Copyright (C) 2011 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef ms2_qualityindicator_h
#define ms2_qualityindicator_h
#include "mediastreamer2/mscommon.h"
#include <ortp/ortp.h>
typedef struct _MSQualityIndicator MSQualityIndicator;
#ifdef __cplusplus
extern "C"{
#endif
/**
* Creates a quality indicator object.
* @param session the RtpSession being monitored.
**/
MS2_PUBLIC MSQualityIndicator *ms_quality_indicator_new(RtpSession *session);
/**
* Updates quality indicator based on a received RTCP packet.
**/
MS2_PUBLIC void ms_quality_indicator_update_from_feedback(MSQualityIndicator *qi, mblk_t *rtcp);
/**
* Updates quality indicator based on the local statistics directly computed by the RtpSession used when creating the indicator.
* This function must be called typically every second.
**/
MS2_PUBLIC void ms_quality_indicator_update_local(MSQualityIndicator *qi);
/**
* Return the real time rating of the session. Its value is between 0 (worse) and 5.0 (best).
**/
MS2_PUBLIC float ms_quality_indicator_get_rating(MSQualityIndicator *qi);
/**
* Returns the average rating of the session, that is the rating for all the duration of the session.
**/
MS2_PUBLIC float ms_quality_indicator_get_average_rating(MSQualityIndicator *qi);
/**
* Returns the local loss rate, as computed internally by ms_quality_indicator_update_local().
* The value is expressed as a percentage.
* This method is for advanced usage.
**/
MS2_PUBLIC float ms_quality_indicator_get_local_loss_rate(const MSQualityIndicator *qi);
/**
* Returns the local late rate, as computed internally by ms_quality_indicator_update_local().
* The value is expressed as a percentage.
* This method is for advanced usage.
**/
MS2_PUBLIC float ms_quality_indicator_get_local_late_rate(const MSQualityIndicator *qi);
/**
* Destroys the quality indicator object.
**/
MS2_PUBLIC void ms_quality_indicator_destroy(MSQualityIndicator *qi);
#ifdef __cplusplus
}
#endif
#endif
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