/usr/include/sipxtapi/mp/MprNull.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.
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// Copyright (C) 2007 SIPez LLC.
// Licensed to SIPfoundry under a Contributor Agreement.
//
// Copyright (C) 2007 SIPfoundry Inc.
// Licensed by SIPfoundry under the LGPL license.
//
// $$
///////////////////////////////////////////////////////////////////////////////
// Author: Dan Petrie <dpetrie AT SIPez DOT com>
#ifndef _MprNull_h_
#define _MprNull_h_
// SYSTEM INCLUDES
// APPLICATION INCLUDES
#include "mp/MpAudioResource.h"
// DEFINES
// MACROS
// EXTERNAL FUNCTIONS
// EXTERNAL VARIABLES
// CONSTANTS
// STRUCTS
// TYPEDEFS
// FORWARD DECLARATIONS
/**
* @brief The "Null" media processing resource is ground or /dev/null equivalent.
*
* This resource releases all input buffers and outputs null buffers.
*/
class MprNull : public MpAudioResource
{
/* //////////////////////////// PUBLIC //////////////////////////////////// */
public:
/* ============================ CREATORS ================================== */
///@name Creators
//@{
/// Constructor
MprNull(const UtlString& rName,
int maxInOutputs);
/// Destructor
virtual
~MprNull();
//@}
/* ============================ MANIPULATORS ============================== */
///@name Manipulators
//@{
//@}
/* ============================ ACCESSORS ================================= */
///@name Accessors
//@{
//@}
/* ============================ INQUIRY =================================== */
///@name Inquiry
//@{
//@}
/* //////////////////////////// PROTECTED ///////////////////////////////// */
protected:
/* //////////////////////////// PRIVATE /////////////////////////////////// */
private:
virtual UtlBoolean doProcessFrame(MpBufPtr inBufs[],
MpBufPtr outBufs[],
int inBufsSize,
int outBufsSize,
UtlBoolean isEnabled,
int samplesPerFrame,
int samplesPerSecond);
/// Copy constructor (not implemented for this class)
MprNull(const MprNull& rMprNull);
/// Assignment operator (not implemented for this class)
MprNull& operator=(const MprNull& rhs);
};
/* ============================ INLINE METHODS ============================ */
#endif // _MprNull_h_
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