/usr/include/sipxtapi/mp/MprFromMic.h is in libsipxtapi-dev 3.3.0~test17-2.1.
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 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | //
// Copyright (C) 2006-2007 SIPez LLC.
// Licensed to SIPfoundry under a Contributor Agreement.
//
// Copyright (C) 2004-2007 SIPfoundry Inc.
// Licensed by SIPfoundry under the LGPL license.
//
// Copyright (C) 2004-2006 Pingtel Corp. All rights reserved.
// Licensed to SIPfoundry under a Contributor Agreement.
//
// $$
///////////////////////////////////////////////////////////////////////////////
#ifndef _MprFromMic_h_
#define _MprFromMic_h_
#define REAL_SILENCE_DETECTION
// SYSTEM INCLUDES
// APPLICATION INCLUDES
#include "os/OsDefs.h"
#include "os/OsMsgQ.h"
#include "mp/MpAudioResource.h"
#include "mp/MpCodec.h"
// DEFINES
// MACROS
// EXTERNAL FUNCTIONS
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS
typedef void (*MICDATAHOOK)(const int nLength, short* samples) ;
// FORWARD DECLARATIONS
/**
* @brief The "From Microphone" media processing resource
*/
class MprFromMic : public MpAudioResource
{
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
enum { MAX_MIC_BUFFERS = 10 };
/* ============================ CREATORS ================================== */
///@name Creators
//@{
/// Constructor
MprFromMic(const UtlString& rName, OsMsgQ *pMicQ);
/// Destructor
virtual
~MprFromMic();
//@}
/* ============================ MANIPULATORS ============================== */
///@name Manipulators
//@{
//@}
/* ============================ ACCESSORS ================================= */
///@name Accessors
//@{
//@}
/* ============================ INQUIRY =================================== */
///@name Inquiry
//@{
//@}
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
enum{EqFilterLen = 24}; ///< Brant, 11 May 2001; was 13, allow for experiments.
OsMsgQ *mpMicQ; ///< We will read audio data from this queue.
int16_t shpFilterBuf[80 + 10];
int mNumFrames;
#ifndef REAL_SILENCE_DETECTION
unsigned long MinVoiceEnergy; ///< trigger threshold for silence detection.
#endif
void Init_highpass_filter800();
void highpass_filter800(int16_t *, int16_t *, short);
MpSpeechType speech_detected(int16_t*, int);
virtual UtlBoolean doProcessFrame(MpBufPtr inBufs[],
MpBufPtr outBufs[],
int inBufsSize,
int outBufsSize,
UtlBoolean isEnabled,
int samplesPerFrame=80,
int samplesPerSecond=8000);
/// Copy constructor (not implemented for this class)
MprFromMic(const MprFromMic& rMprFromMic);
/// Assignment operator (not implemented for this class)
MprFromMic& operator=(const MprFromMic& rhs);
public:
static MICDATAHOOK s_fnMicDataHook ;
};
/* ============================ INLINE METHODS ============================ */
#endif // _MprFromMic_h_
|