obs-studio/build_dependencies/aja/include/ajalibraries/ajabase/system/debug.h
Ward Nakchbandi b48576284b first commit
2023-03-04 20:33:16 +03:00

734 lines
28 KiB
C++

/* SPDX-License-Identifier: MIT */
/**
@file debug.h
@brief Declares the AJADebug class.
@copyright (C) 2009-2021 AJA Video Systems, Inc. All rights reserved.
**/
#ifndef AJA_DEBUG_H
#define AJA_DEBUG_H
#include <stdio.h>
#include <sstream>
#include "ajabase/common/public.h"
#include "ajabase/system/debugshare.h"
/** @defgroup AJAGroupMacro AJA Debug Macros
* The macros are used to generate messages and assertions.
* @ingroup AJAGroupDebug
* @{
*/
/** @def AJA_ASSERT(_expression_)
* Assert if _expression_ is false.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _expression_ Boolean expression that should be false only in an exceptional condition.
*/
/** @def AJA_REPORT(_index_, _severity_, _format_)
* Report debug messages to active destinations.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Send message to this destination index.
* @param[in] _severity_ Severity (::AJADebugSeverity) of the message to report.
* @param[in] _format_ Format parameters passed to vsprintf. The first is the format itself.
*/
#if defined(AJA_WINDOWS)
#if defined(AJA_DEBUG)
#define AJA_ASSERT(_expression_) \
if (!(_expression_)) AJADebug::AssertWithMessage(__FILE__, __LINE__, #_expression_);
#define AJA_PRINT(...) \
AJADebug::Report(0, AJA_DebugSeverity_Debug, NULL, 0, __VA_ARGS__)
#else
#define AJA_ASSERT(_expression_)
#define AJA_PRINT(...)
#endif
#define AJA_REPORT(_index_, _severity_, ...) \
AJADebug::Report(_index_, _severity_, __FILE__, __LINE__, __VA_ARGS__);
#elif defined(AJA_LINUX)
#if defined(AJA_DEBUG)
#define AJA_ASSERT(_expression_) \
if(!(_expression_)) AJADebug::AssertWithMessage(NULL, 0, #_expression_);
#define AJA_PRINT(...) \
AJADebug::Report(0, AJA_DebugSeverity_Error, NULL, 0, __VA_ARGS__)
#else
#define AJA_ASSERT(_expression_)
#define AJA_PRINT(...)
#endif
#define AJA_REPORT(_index_, _severity_, ...) \
AJADebug::Report(_index_, _severity_, __FILE__, __LINE__, __VA_ARGS__);
#elif defined(AJA_MAC)
#if defined(AJA_DEBUG)
#define AJA_ASSERT(_expression_) \
if (!(_expression_)) AJADebug::AssertWithMessage(__FILE__, __LINE__, #_expression_);
#if !defined (AJA_PRINTTYPE)
#define AJA_PRINTTYPE 0
#endif // if AJA_PRINTTYPE undefined
#if (AJA_PRINTTYPE==0)
#define AJA_PRINT(...) \
AJADebug::Report(0, AJA_DebugSeverity_Error, NULL, 0, __VA_ARGS__)
#elif (AJA_PRINTTYPE==1)
#include <stdio.h>
#define AJA_PRINT(_format_...) printf(_format_)
#elif (AJA_PRINTTYPE==3)
#include <stdio.h>
#define AJA_PRINT(_format_...) fprintf(stderr, _format_)
#elif (AJA_PRINTTYPE==4)
#include <syslog.h>
#include <stdarg.h>
#define AJA_PRINT(_format_...) syslog(LOG_ERR, _format_)
#endif
#else
#define AJA_ASSERT(_expression_)
#define AJA_PRINT(...)
#endif
#define AJA_REPORT(_index_, _severity_, ...) \
AJADebug::Report(_index_, _severity_, __FILE__, __LINE__, __VA_ARGS__);
#else
#if defined(AJA_DEBUG)
#define AJA_ASSERT(_expression_) \
if(!(_expression_)) AJADebug::AssertWithMessage(NULL, 0, #_expression_);
#define AJA_PRINT(_format_,...) \
AJADebug::Report(0, AJA_DebugSeverity_Error, NULL, 0, _format_)
#else
#define AJA_ASSERT(_expression_)
#define AJA_PRINT(_format_,...)
#endif
#define AJA_REPORT(_index_, _severity_, _format_) \
AJADebug::Report(_index_, _severity_, NULL, 0, _format_);
#endif
// Handy ostream-based macros...
#define AJA_sASSERT(_expr_) do { std::ostringstream __ss__; __ss__ << #_expr_; \
AJADebug::AssertWithMessage(__FILE__, __LINE__, __ss__.str()); \
} while (false)
/** @def AJA_sREPORT(_index_, _severity_, _expr_)
* Report a message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _severity_ Severity (::AJADebugSeverity) of the message to report.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression (e.g. <tt>"Foo" << std::hex << 3500</tt>).
*/
#define AJA_sREPORT(_index_,_severity_,_expr_) do {std::ostringstream __ss__; __ss__ << _expr_; \
AJADebug::Report((_index_), (_severity_), __FILE__, __LINE__, __ss__.str()); \
} while (false)
/** @def AJA_sEMERGENCY(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Emergency message to active destinations using the given std::ostream expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sEMERGENCY(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Emergency, _expr_)
/** @def AJA_sALERT(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Alert message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sALERT(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Alert, _expr_)
/** @def AJA_sERROR(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Error message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sERROR(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Error, _expr_)
/** @def AJA_sWARNING(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Warning message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sWARNING(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Warning, _expr_)
/** @def AJA_sNOTICE(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Notice message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sNOTICE(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Notice, _expr_)
/** @def AJA_sINFO(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Info message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sINFO(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Info, _expr_)
/** @def AJA_sDEBUG(_index_, _expr_)
* Reports a ::AJA_DebugSeverity_Debug message to active destinations using the given <tt>std::ostream</tt> expression.
* @hideinitializer
*
* This macro provides the file name and line number of the reporting module.
*
* @param[in] _index_ Specifies the message classification as an ::AJADebugUnit.
* @param[in] _expr_ The message to report, as a <tt>std::ostream</tt> expression.
*/
#define AJA_sDEBUG(_index_,_expr_) AJA_sREPORT((_index_), AJA_DebugSeverity_Debug, _expr_)
/** @} */
// forward declarations
class AJAMemory;
/**
* @param[in] inStatus The AJAStatus value of interest.
* @return A string containing the given AJAStatus value as human-readable text.
*/
AJA_EXPORT std::string AJAStatusToString (const AJAStatus inStatus);
/**
* Debug class to generate debug output and assertions.
* @ingroup AJAGroupDebug
*/
class AJA_EXPORT AJADebug
{
public:
AJADebug() {}
virtual ~AJADebug() {}
/**
* @return The debug facility's version number.
*/
static uint32_t Version (void); // New in SDK 16.0
/**
* @return The size of the debug facility's shared memory region.
*/
static uint32_t TotalBytes (void); // New in SDK 16.0
/**
* Initialize the debug system.
*
* Invoke before reporting debug messages.
*
* @param[in] incrementRefCount If true will increment the ref count in the shared memory,
* NOTE that this should only be true when used in something that is
* processing the log messages, like ajalogger.
*
* @return AJA_STATUS_SUCCESS Debug system initialized
* AJA_STATUS_FAIL Initialization failed
*/
static AJAStatus Open (bool incrementRefCount = false);
/**
* Release resources used by the debug system.
*
* Invoke before application terminates.
*
* @param[in] decrementRefCount If true will decrement the ref count in the shared memory,
* NOTE that this should only be true when used in something that is
* processing the log messages, like ajalogger.
*
* @return AJA_STATUS_SUCCESS Debug system closed
* AJA_STATUS_FAIL Close failed
*/
static AJAStatus Close (bool decrementRefCount = false);
/**
* Enable delivery of messages to the destination index.
*
* @param[in] index Specify the message destinations for this group index.
* @param[in] destination Bit array of message destinations (@link AJA_DEBUG_DESTINATION@endlink).
* @return AJA_STATUS_SUCCESS Destination enabled
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
*/
static AJAStatus Enable (int32_t index, uint32_t destination = AJA_DEBUG_DESTINATION_NONE);
/**
* Disable delivery of messages to the destination index.
*
* @param[in] index Specify the message destinations for this group index.
* @param[in] destination Bit array of message destinations (@link AJA_DEBUG_DESTINATION@endlink).
* @return AJA_STATUS_SUCCESS Destination disabled
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
*/
static AJAStatus Disable (int32_t index, uint32_t destination = AJA_DEBUG_DESTINATION_NONE);
/**
* Enable delivery of messages to the destination index.
*
* @param[in] index Specify the message destinations for this index.
* @param[in] destination Bit array of message destinations (@link AJA_DEBUG_DESTINATION@endlink).
* @return AJA_STATUS_SUCCESS Destination disabled
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
*/
static AJAStatus SetDestination (int32_t index, uint32_t destination = AJA_DEBUG_DESTINATION_NONE);
/**
* Get the destination associated with a debug group.
*
* @param[in] inGroup Index of the group destination to return.
* @param[out] outDestination Receives the current destination
* @return AJA_STATUS_SUCCESS Destination disabled
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetDestination (const int32_t inGroup, uint32_t & outDestination);
/**
* @param[in] index The destination index of interest.
* @return True if the debug facility is open, and the destination index is valid and active; otherwise false.
*/
static bool IsActive (int32_t index);
/**
* @return True if the debug facility is open; otherwise false.
*/
static bool IsOpen (void);
/**
* @return True if this class was built with AJA_DEBUG defined; otherwise false.
*/
static bool IsDebugBuild (void);
/**
* Report debug message to the specified destination index.
*
* @param[in] index Report the message to this destination index.
* @param[in] severity Severity (::AJA_DEBUG_SEVERITY) of the message to report.
* @param[in] pFileName The source filename reporting the message.
* @param[in] lineNumber The line number in the source file reporting the message.
* @param[in] ... Format parameters to be passed to vsprintf. The first is the format itself.
*/
static void Report (int32_t index, int32_t severity, const char* pFileName, int32_t lineNumber, ...);
/**
* Report debug message to the specified destination index.
*
* @param[in] index Report the message to this destination index.
* @param[in] severity Severity (::AJA_DEBUG_SEVERITY) of the message to report.
* @param[in] pFileName The source filename reporting the message.
* @param[in] lineNumber The line number in the source file reporting the message.
* @param[in] message The message to report.
*/
static void Report (int32_t index, int32_t severity, const char* pFileName, int32_t lineNumber, const std::string& message);
/**
* Assert that an unexpected error has occurred.
*
* @param[in] pFileName The source file name reporting the assertion.
* @param[in] lineNumber The line number in the source file reporting the assertion.
* @param[in] pExpression Expression that caused the assertion.
*/
static void AssertWithMessage (const char* pFileName, int32_t lineNumber, const std::string& pExpression);
/**
* @return The capacity of the debug logging facility's message ring.
*/
static uint32_t MessageRingCapacity (void); // New in SDK 16.0
/**
* Get the reference count for the number of clients accessing shared debug info
*
* @param[out] outRefCount Receives the current client reference count.
* @return AJA_STATUS_SUCCESS Reference count returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetClientReferenceCount (int32_t & outRefCount);
/**
* Set the reference count for the number of clients accessing shared debug info
* NOTE: in normal circumstances this should never be used, if set to 0 or less
* the debug system will be closed (shared memory cleaned up)
*
* @param[in] refCount The client reference count to set.
* @return AJA_STATUS_SUCCESS Reference count set
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
*/
static AJAStatus SetClientReferenceCount (int32_t refCount);
/**
* Get the sequence number of the latest message
*
* @param[out] outSequenceNumber Receives the current sequence number.
* @return AJA_STATUS_SUCCESS Sequence number returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetSequenceNumber (uint64_t & outSequenceNumber);
/**
* Get the sequence number recorded in the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outSequenceNumber Receives the sequence number recorded in the message.
* @return AJA_STATUS_SUCCESS Group index returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageSequenceNumber (const uint64_t sequenceNumber, uint64_t & outSequenceNumber);
/**
* Get the group index that reported the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outGroupIndex Receives the group that reported the message.
* @return AJA_STATUS_SUCCESS Group index returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageGroup (const uint64_t sequenceNumber, int32_t & outGroupIndex);
/**
* Get the destination of the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outDestination Receives the destination of the message.
* @return AJA_STATUS_SUCCESS Destination returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageDestination (const uint64_t sequenceNumber, uint32_t & outDestination);
/**
* Get the time the message was reported.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outTime Receives the time the message was reported.
* @return AJA_STATUS_SUCCESS message time returned
* AJA_STATUS_OPEN debug system not open
* AJA_STATUS_RANGE index out of range
* AJA_STATUS_NULL null output pointer
*/
static AJAStatus GetMessageTime (const uint64_t sequenceNumber, uint64_t & outTime);
/**
* Get the wall clock time the message was reported.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outTime Receives the wall clock time the message was reported, as returned from time()
* @return AJA_STATUS_SUCCESS message time returned
* AJA_STATUS_OPEN debug system not open
* AJA_STATUS_RANGE index out of range
* AJA_STATUS_NULL null output pointer
*/
static AJAStatus GetMessageWallClockTime (const uint64_t sequenceNumber, int64_t & outTime);
/**
* Get the source file name that reported the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outFileName Receives the source file name that reported the message.
* @return AJA_STATUS_SUCCESS Message file name returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageFileName (const uint64_t sequenceNumber, std::string & outFileName);
/**
* Get the source line number that reported the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outLineNumber Receives the source line number that reported the message.
* @return AJA_STATUS_SUCCESS Sequence number returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageLineNumber (const uint64_t sequenceNumber, int32_t & outLineNumber);
/**
* Get the severity of the reported message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outSeverity Receives the severity of the reported message.
* @return AJA_STATUS_SUCCESS Message severity returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageSeverity (const uint64_t sequenceNumber, int32_t & outSeverity);
/**
* Get the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outMessage Receives the message text
* @return AJA_STATUS_SUCCESS Message text returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessageText (const uint64_t sequenceNumber, std::string & outMessage);
/**
* Get the Process Id that reported the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outPid Process Id that reported the message.
* @return AJA_STATUS_SUCCESS message time returned
* AJA_STATUS_OPEN debug system not open
* AJA_STATUS_RANGE index out of range
* AJA_STATUS_NULL null output pointer
*/
static AJAStatus GetProcessId (const uint64_t sequenceNumber, uint64_t & outPid);
/**
* Get the Thread Id that reported the message.
*
* @param[in] sequenceNumber Sequence number of the message.
* @param[out] outTid Receives the thread Id that reported the message.
* @return AJA_STATUS_SUCCESS message time returned
* AJA_STATUS_OPEN debug system not open
* AJA_STATUS_RANGE index out of range
* AJA_STATUS_NULL null output pointer
*/
static AJAStatus GetThreadId (const uint64_t sequenceNumber, uint64_t & outTid);
/**
* Get the number of messages accepted into the ring since creation.
*
* @param[out] outCount Receives the number of messages
* @return AJA_STATUS_SUCCESS Number of messages returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessagesAccepted (uint64_t & outCount);
/**
* Get the number of messages ignored and not put into the ring since creation.
*
* @param[out] outCount Receives the number of messages
* @return AJA_STATUS_SUCCESS Number of messages returned
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_RANGE Index out of range
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus GetMessagesIgnored (uint64_t & outCount);
/**
* @param[in] severity The Severity of interest.
* @return A human-readable string containing the name associated with the given Severity value.
*/
static const std::string & SeverityName (const int32_t severity);
/**
* @param[in] group The Message Group of interest.
* @return A human-readable string containing the name associated with the given Message Group.
*/
static const std::string & GroupName (const int32_t group);
/**
* Write group state to a file.
*
* @param[in] pFileName The group state file name.
* @return AJA_STATUS_SUCCESS State saved
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus SaveState (const char * pFileName);
/**
* Read group state from a file.
*
* @param[in] pFileName The group state file name.
* @return AJA_STATUS_SUCCESS State restored
* AJA_STATUS_OPEN Debug system not open
* AJA_STATUS_NULL Null output pointer
*/
static AJAStatus RestoreState (const char * pFileName);
/**
* @return The capacity of the debug facility's stats buffer.
*/
static uint32_t StatsCapacity (void); // New in SDK 16.0
/**
* @return True if stats are supported; otherwise false.
*/
static bool HasStats (void); // New in SDK 16.0
/**
* Registers/adds new stat, prepares for first use.
*
* @param[in] inKey The timer/counter key to be registered/allocated.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatAllocate (const uint32_t inKey); // New in SDK 16.0
/**
* Unregisters/deletes the given stat.
*
* @param[in] inKey The timer/counter to be unregistered/deleted.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatFree (const uint32_t inKey); // New in SDK 16.0
/**
* Answers if the given stat is allocated (in use).
*
* @param[in] inKey The timer/counter of interest.
* @return True if stat is allocated; otherwise false.
*/
static bool StatIsAllocated (const uint32_t inKey); // New in SDK 16.0
/**
* Resets/clears the given timer/counter stat.
*
* @param[in] inKey The timer/counter of interest.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatReset (const uint32_t inKey); // New in SDK 16.0
/**
* Starts the given timer stat by recording the host OS' high-resolution clock.
*
* @param[in] inKey The timer of interest.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatTimerStart (const uint32_t inKey); // New in SDK 16.0
/**
* Stops the given timer stat, storing the elapsed time since the last Start call
* into the timer's deque of elapsed times.
*
* @param[in] inKey The timer of interest.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatTimerStop (const uint32_t inKey); // New in SDK 16.0
/**
* Increments the given counter stat.
*
* @param[in] inKey The counter of interest.
* @param[in] inIncrement Optionally specifies the increment value. Defaults to 1.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatCounterIncrement (const uint32_t inKey, const uint32_t inIncrement = 1); // New in SDK 16.0
/**
* Records a new value for the stat.
*
* @param[in] inKey The counter of interest.
* @param[in] inValue Specifies the value.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatSetValue (const uint32_t inKey, const uint32_t inValue); // New in SDK 16.0
/**
* Answers with the given stat's info.
*
* @param[in] inKey The timer/counter of interest.
* @param[out] outInfo Receives the timer/counter info.
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatGetInfo (const uint32_t inKey, AJADebugStat & outInfo); // New in SDK 16.0
/**
* Answers with the given stat's info.
*
* @param[out] outKeys Receives the list of allocated stats.
* @param[out] outSeqNum Receives the list change sequence number (to detect if the list changed).
* @return AJA_STATUS_SUCCESS if successful.
*/
static AJAStatus StatGetKeys (std::vector<uint32_t> & outKeys, uint32_t & outSeqNum); // New in SDK 16.0
/**
* Get the current time at the debug rate.
*
* @return The current time in debug ticks.
*/
static int64_t DebugTime (void);
// Old APIs
static const char* GetSeverityString (int32_t severity);
static const char* GetGroupString (int32_t group);
static AJAStatus GetDestination (int32_t index, uint32_t* pDestination) {return pDestination ? GetDestination(index, *pDestination) : AJA_STATUS_NULL;}
static AJAStatus GetClientReferenceCount (int32_t* pRefCount) {return pRefCount ? GetClientReferenceCount(*pRefCount) : AJA_STATUS_NULL;}
static AJAStatus GetSequenceNumber (uint64_t* pSequenceNumber) {return pSequenceNumber ? GetSequenceNumber(*pSequenceNumber) : AJA_STATUS_NULL;}
static AJAStatus GetMessageSequenceNumber (uint64_t sequenceNumber, uint64_t *pSequenceNumber) {return pSequenceNumber ? GetMessageSequenceNumber(sequenceNumber, *pSequenceNumber) : AJA_STATUS_NULL;}
static AJAStatus GetMessageGroup (uint64_t sequenceNumber, int32_t* pGroupIndex) {return pGroupIndex ? GetMessageGroup(sequenceNumber, *pGroupIndex) : AJA_STATUS_NULL;}
static AJAStatus GetMessageDestination (uint64_t sequenceNumber, uint32_t* pDestination) {return pDestination ? GetMessageDestination(sequenceNumber, *pDestination) : AJA_STATUS_NULL;}
static AJAStatus GetMessageTime (uint64_t sequenceNumber, uint64_t* pTime) {return pTime ? GetMessageTime(sequenceNumber, *pTime) : AJA_STATUS_NULL;}
static AJAStatus GetMessageWallClockTime (uint64_t sequenceNumber, int64_t *pTime) {return pTime ? GetMessageWallClockTime(sequenceNumber, *pTime) : AJA_STATUS_NULL;}
static AJAStatus GetMessageFileName (uint64_t sequenceNumber, const char** ppFileName);
static AJAStatus GetMessageLineNumber (uint64_t sequenceNumber, int32_t* pLineNumber) {return pLineNumber ? GetMessageLineNumber(sequenceNumber, *pLineNumber) : AJA_STATUS_NULL;}
static AJAStatus GetMessageSeverity (uint64_t sequenceNumber, int32_t* pSeverity) {return pSeverity ? GetMessageSeverity(sequenceNumber, *pSeverity) : AJA_STATUS_NULL;}
static AJAStatus GetMessageText (uint64_t sequenceNumber, const char** ppMessage);
static AJAStatus GetProcessId (uint64_t sequenceNumber, uint64_t* pPid) {return pPid ? GetProcessId(sequenceNumber, *pPid) : AJA_STATUS_NULL;}
static AJAStatus GetThreadId (uint64_t sequenceNumber, uint64_t* pTid) {return pTid ? GetThreadId(sequenceNumber, *pTid) : AJA_STATUS_NULL;}
static AJAStatus GetMessagesAccepted (uint64_t* pCount) {return pCount ? GetMessagesAccepted(*pCount) : AJA_STATUS_NULL;}
static AJAStatus GetMessagesIgnored (uint64_t* pCount) {return pCount ? GetMessagesIgnored(*pCount) : AJA_STATUS_NULL;}
// Other APIs
static void * GetPrivateDataLoc (void);
static size_t GetPrivateDataLen (void);
}; // AJADebug
std::ostream & operator << (std::ostream & oss, const AJADebugStat & inStat);
#endif // AJA_DEBUG_H