バージョン

menu_open
Wwise SDK 2023.1.8
IAkStreamMgr.h
AkUInt32 uNumBytesPrefetch
Definition: IAkStreamMgr.h:112
bool bIsOpen
True when the file is open (implementations may defer file opening)
Definition: IAkStreamMgr.h:127
const AkOSChar * pszFileName
File name. Only one of pszFileName or fileID should be valid (pszFileName null while fileID is not AK...
Definition: IAkStreamMgr.h:262
AkUInt32 uCachePinnedBytes
Number of bytes that can be pinned into cache.
Definition: IAkStreamMgr.h:189
AkUInt32 uLoopStart
Set to the start of loop (byte offset from the beginning of the stream) for streams that loop,...
Definition: IAkStreamMgr.h:135
static IAkStreamMgr * Get()
Definition: IAkStreamMgr.h:735
AkUInt32 uBufferedSize
Size of available data (specific to IAkAutoStream)
Definition: IAkStreamMgr.h:213
virtual void * GetData(AkUInt32 &out_uSize)=0
AkUInt32 uDirectoryHash
If the implementation uses a hashed directory structure, this is the hash value that should be employ...
Definition: IAkStreamMgr.h:115
virtual IAkStreamMgrProfile * GetStreamMgrProfile()=0
Audiokinetic namespace
#define AK_MONITOR_DEVICENAME_MAXLENGTH
Definition: IAkStreamMgr.h:42
AkDeviceID deviceID
Device ID
Definition: IAkStreamMgr.h:124
virtual bool IsNew()=0
AkUInt64 uFileSize
File size
Definition: IAkStreamMgr.h:199
virtual AKRESULT SetMinimalBufferSize(AkUInt32 in_uMinBufferSize)=0
virtual AkUInt64 GetPosition(bool *out_pbEndOfStream)=0
bool bCanRead
Specifies whether or not the device is readable
Definition: IAkStreamMgr.h:165
Automatic streams buffer settings/constraints.
Definition: IAkStreamMgr.h:146
AkUInt32 uPriority
Stream priority
Definition: IAkStreamMgr.h:209
virtual void * GetFileDescriptor()=0
virtual AKRESULT CreateStd(const AkFileOpenData &in_FileOpen, IAkStdStream *&out_pStream, bool in_bSyncOpen)=0
virtual IAkDeviceProfile * GetDeviceProfile(AkUInt32 in_uDeviceIndex)=0
AkUInt32 uVirtualBufferingSize
Size of available data including requested data (specific to IAkAutoStream)
Definition: IAkStreamMgr.h:212
virtual AKRESULT ReleaseBuffer()=0
AkUInt32 uLoopEnd
Set to the end of loop (byte offset from the beginning of the stream) for streams that loop,...
Definition: IAkStreamMgr.h:136
AkUInt32 uPeakRefdMemUsed
Memory peak since monitoring started
Definition: IAkStreamMgr.h:178
virtual ~IAkStreamMgr()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:728
@ AK_OpenModeWriteOvrwr
Write-only access (deletes the file if it already exists)
Definition: IAkStreamMgr.h:75
virtual void GetInfo(AkStreamInfo &out_info)=0
virtual AkUInt32 GetBlockSize()=0
AKRESULT
Standard function call result.
Definition: AkTypes.h:131
AkUInt32 AkDeviceID
I/O device ID
Definition: AkTypes.h:78
virtual AkUInt32 GetNumStreams()=0
@ AK_OpenModeReadWrite
Read and write access
Definition: IAkStreamMgr.h:76
AkUInt32 uNumBytesTransferedLowLevel
Transfered amount (from low-level IO only) since last query (Accumulate/Reset)
Definition: IAkStreamMgr.h:215
virtual void GetStreamData(AkStreamData &out_streamData)=0
@ AK_OpenModeRead
Read-only access
Definition: IAkStreamMgr.h:73
AkUInt32 uBlockSize
Hard user constraint: When non-zero, buffer size will be a multiple of that number,...
Definition: IAkStreamMgr.h:152
virtual AKRESULT Stop()=0
bool bIsAutoStream
True for auto streams
Definition: IAkStreamMgr.h:200
AkUInt32 uLowLevelBytesTransferred
Number of bytes transferred exclusively via low-level
Definition: IAkStreamMgr.h:183
virtual void OnProfileEnd()=0
Notify device when monitor sampling ends.
char AkOSChar
Generic character string
Definition: AkTypes.h:60
uint8_t AkUInt8
Unsigned 8-bit integer
virtual AkUInt32 GetNominalBuffering()=0
@ AK_MoveEnd
Move offset from the end of the stream
Definition: IAkStreamMgr.h:67
virtual AkUInt32 GetBlockSize()=0
bool bIsLanguageSpecific
True when the file was found in a language specific location
Definition: IAkStreamMgr.h:128
virtual AkStmStatus GetStatus()=0
virtual AKRESULT Read(void *in_pBuffer, AkUInt32 in_uReqSize, bool in_bWait, AkPriority in_priority, AkReal32 in_fDeadline, AkUInt32 &out_uSize)=0
@ AK_MoveBegin
Move offset from the start of the stream
Definition: IAkStreamMgr.h:65
#define NULL
Definition: AkTypes.h:46
bool IsValid() const
Definition: IAkStreamMgr.h:257
float AkReal32
32-bit floating point
AkUInt32 uStreamID
Unique stream identifier
Definition: IAkStreamMgr.h:207
virtual void OnProfileStart()=0
Notify device when monitor sampling starts.
Stream statistics.
Definition: IAkStreamMgr.h:206
AkUInt32 uCompanyID
Company ID (Wwise uses AKCOMPANYID_AUDIOKINETIC, defined in AkTypes.h, for soundbanks and standard st...
Definition: IAkStreamMgr.h:103
AkUInt32 uStringSize
Device name string's size (number of characters)
Definition: IAkStreamMgr.h:167
AkUInt16 AkUtf16
Definition: AkTypes.h:61
@ AK_StmStatusIdle
The stream is idle
Definition: IAkStreamMgr.h:52
AkUInt32 AkFileID
Integer-type file identifier
Definition: AkTypes.h:77
virtual AKRESULT SetStreamName(const AkOSChar *in_pszStreamName)=0
virtual void GetData(AkDeviceData &out_deviceData)=0
virtual void ClearNew()=0
Device descriptor.
Definition: IAkStreamMgr.h:172
AkOpenMode eOpenMode
Open mode.
Definition: IAkStreamMgr.h:265
virtual ~IAkStreamMgrProfile()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:381
virtual void StopMonitoring()=0
virtual AKRESULT SetHeuristics(const AkAutoStmHeuristics &in_heuristics)=0
#define AKSOUNDENGINE_API
AkUInt32 uTargetBufferingSize
Total stream buffer size (specific to IAkAutoStream)
Definition: IAkStreamMgr.h:211
AkReal32 fThroughput
Average throughput in bytes/ms
Definition: IAkStreamMgr.h:134
virtual AKRESULT SetStreamName(const AkOSChar *in_pszStreamName)=0
AkUInt32 uGranularity
IO memory pool block size
Definition: IAkStreamMgr.h:180
AkUInt32 uFrees
Cumulative number of deallocations
Definition: IAkStreamMgr.h:177
virtual AkStmStatus WaitForPendingOperation()=0
AkUInt32 uNumLowLevelRequestsCancelled
Number of low-level transfers that were cancelled in the previous monitoring frame
Definition: IAkStreamMgr.h:186
bool bIsLanguageSpecific
True when the file location depends on language
Definition: IAkStreamMgr.h:107
virtual AKRESULT CreateAuto(void *in_pBuffer, AkUInt64 in_uSize, const AkAutoStmHeuristics &in_heuristics, IAkAutoStream *&out_pStream)=0
bool bActive
True if this stream has been active (that is, was ready for I/O or had at least one pending I/O trans...
Definition: IAkStreamMgr.h:218
AkFileOpenData(AkFileID in_idFile, AkFileSystemFlags *in_pFlags)
Definition: IAkStreamMgr.h:251
AkUInt32 uMemUsed
IO memory pool used
Definition: IAkStreamMgr.h:175
@ AK_MoveCurrent
Move offset from the current stream position
Definition: IAkStreamMgr.h:66
virtual void Destroy()=0
AkUInt32 uStreamID
Unique stream identifier
Definition: IAkStreamMgr.h:195
@ AK_StmStatusPending
Operation pending / The stream is waiting for I/O
Definition: IAkStreamMgr.h:54
virtual ~IAkDeviceProfile()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:323
Stream general information.
Definition: IAkStreamMgr.h:194
virtual AKRESULT RelocateMemoryStream(IAkAutoStream *in_pStream, AkUInt8 *in_pNewStart)=0
Make a memory stream point to a new area in memory, otherwise keeping the exact same state.
AkInt8 AkPriority
Priority
Definition: AkTypes.h:67
virtual AKRESULT StartMonitoring()=0
AkDeviceID deviceID
Device ID
Definition: IAkStreamMgr.h:163
AkUInt32 uNumActiveStreams
Number of streams that have been active in the previous frame
Definition: IAkStreamMgr.h:181
virtual AKRESULT QueryBufferingStatus(AkUInt32 &out_uNumBytesAvailable)=0
const AkOSChar * pszName
User-defined stream name (specified through AK::IAkStdStream::SetStreamName() or AK::IAkAutoStream::S...
Definition: IAkStreamMgr.h:125
AkUInt32 uCustomParam
Custom number queried from low-level IO.
Definition: IAkStreamMgr.h:188
virtual ~IAkStdStream()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:424
AkUInt32 uTotalBytesTransferred
Number of bytes transferred, including cached transfers
Definition: IAkStreamMgr.h:182
virtual void GetInfo(AkStreamInfo &out_info)=0
virtual AKRESULT PinFileInCache(AkFileID in_fileID, AkFileSystemFlags *in_pFSFlags, AkPriority in_uPriority)=0
AkUInt32 uUnreferencedCachedBytes
IO memory that is cached but is not currently used for active streams.
Definition: IAkStreamMgr.h:179
AkFileSystemFlags(AkUInt32 in_uCompanyID, AkUInt32 in_uCodecID, AkUInt32 in_uCustomParamSize, void *in_pCustomParam, bool in_bIsLanguageSpecific, AkFileID in_uCacheID)
Definition: IAkStreamMgr.h:93
AkDeviceID deviceID
Device ID
Definition: IAkStreamMgr.h:196
virtual void Destroy()=0
virtual IAkStreamProfile * GetStreamProfile(AkUInt32 in_uStreamIndex)=0
virtual AKRESULT GetBuffer(void *&out_pBuffer, AkUInt32 &out_uSize, bool in_bWait)=0
AkReal32 fEstimatedThroughput
Estimated throughput heuristic
Definition: IAkStreamMgr.h:217
virtual void GetHeuristics(AkAutoStmHeuristics &out_heuristics)=0
AkUInt32 uAllocs
Cumulative number of allocations
Definition: IAkStreamMgr.h:176
File system flags for file descriptors mapping.
Definition: IAkStreamMgr.h:81
AkMoveMethod
Definition: IAkStreamMgr.h:64
static const AkUniqueID AK_INVALID_UNIQUE_ID
Invalid unique 32-bit ID
Definition: AkTypes.h:95
AkUInt32 uMemSize
IO memory pool size
Definition: IAkStreamMgr.h:174
AkUInt32 uNumLowLevelRequestsPending
Number of low-level transfers that are currently pending
Definition: IAkStreamMgr.h:187
int64_t AkInt64
Signed 64-bit integer
@ AK_OpenModeWrite
Write-only access (opens the file if it already exists)
Definition: IAkStreamMgr.h:74
uint64_t AkUInt64
Unsigned 64-bit integer
@ AK_StmStatusCompleted
Operation completed / Automatic stream reached end
Definition: IAkStreamMgr.h:53
AkUInt32 uNumBytesTransfered
Transfered amount since last query (Accumulate/Reset)
Definition: IAkStreamMgr.h:214
virtual void GetDesc(AkDeviceDesc &out_deviceDesc)=0
AkStmStatus
Stream status.
Definition: IAkStreamMgr.h:51
bool bCanWrite
Specifies whether or not the device is writable
Definition: IAkStreamMgr.h:164
AkFileSystemFlags * pFlags
Flags for opening, null when unused
Definition: IAkStreamMgr.h:264
AkOpenMode
File open mode.
Definition: IAkStreamMgr.h:72
Device descriptor.
Definition: IAkStreamMgr.h:162
AkUInt32 uNumLowLevelRequestsCompleted
Number of low-level transfers that have completed in the previous monitoring frame
Definition: IAkStreamMgr.h:185
AkUInt64 uSize
Total stream/file size in bytes
Definition: IAkStreamMgr.h:126
virtual ~IAkAutoStream()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:562
AkFileOpenData(AkFileID in_idFile, AkOpenMode in_eOpenMode=AK_OpenModeRead, AkFileSystemFlags *in_pFlags=NULL)
Definition: IAkStreamMgr.h:239
virtual AKRESULT Start()=0
virtual AKRESULT SetPosition(AkInt64 in_iMoveOffset, AkMoveMethod in_eMoveMethod)=0
AkReal32 fAvgCacheEfficiency
Total bytes from cache as a percentage of total bytes.
Definition: IAkStreamMgr.h:184
virtual AKRESULT SetPosition(AkInt64 in_iMoveOffset, AkMoveMethod in_eMoveMethod)=0
uint32_t AkUInt32
Unsigned 32-bit integer
static const AkFileID AK_INVALID_FILE_ID
Invalid file ID
Definition: AkTypes.h:102
AkFileOpenData(const AkOSChar *in_pszFileName, AkOpenMode in_eOpenMode=AK_OpenModeRead, AkFileSystemFlags *in_pFlags=NULL)
Definition: IAkStreamMgr.h:233
AkDeviceID deviceID
Device ID
Definition: IAkStreamMgr.h:173
virtual ~IAkStreamProfile()
Virtual destructor on interface to avoid warnings.
Definition: IAkStreamMgr.h:285
@ AK_StmStatusError
The low-level I/O reported an error
Definition: IAkStreamMgr.h:56
virtual AKRESULT CreateAuto(const AkFileOpenData &in_FileOpen, const AkAutoStmHeuristics &in_heuristics, AkAutoStmBufSettings *in_pBufferSettings, IAkAutoStream *&out_pStream, bool in_bSyncOpen, bool in_bCaching=false)=0
AkUtf16 szStreamName[AK_MONITOR_STREAMNAME_MAXLENGTH]
Stream name
Definition: IAkStreamMgr.h:197
virtual void Destroy()=0
AkFileOpenData(const AkOSChar *in_pszFileName, AkFileSystemFlags *in_pFlags)
Definition: IAkStreamMgr.h:245
AkUInt32 uStringSize
Stream name string's size (number of characters)
Definition: IAkStreamMgr.h:198
virtual AkUInt32 GetNumDevices()=0
AkUInt32 uCustomParamSize
Size of the custom parameter
Definition: IAkStreamMgr.h:105
AkPriority priority
The stream priority. it should be between AK_MIN_PRIORITY and AK_MAX_PRIORITY (included).
Definition: IAkStreamMgr.h:141
virtual void Cancel()=0
AkUInt32 uMemoryReferenced
Amount of streaming memory referenced by this stream
Definition: IAkStreamMgr.h:216
virtual AKRESULT Write(void *in_pBuffer, AkUInt32 in_uReqSize, bool in_bWait, AkPriority in_priority, AkReal32 in_fDeadline, AkUInt32 &out_uSize)=0
Automatic streams heuristics.
Definition: IAkStreamMgr.h:133
virtual AKRESULT UnpinFileInCache(AkFileID in_fileID, AkPriority in_uPriority)=0
bool bIsCachingStream
True for caching streams
Definition: IAkStreamMgr.h:201
static IAkStreamMgr * m_pStreamMgr
Definition: IAkStreamMgr.h:873
virtual void GetStreamRecord(AkStreamRecord &out_streamRecord)=0
AkUtf16 szDeviceName[AK_MONITOR_DEVICENAME_MAXLENGTH]
Device name
Definition: IAkStreamMgr.h:166
AkFileID fileID
File ID. Only one of pszFileName or fileID should be valid (pszFileName null while fileID is not AK_I...
Definition: IAkStreamMgr.h:263
#define AK_MONITOR_STREAMNAME_MAXLENGTH
Definition: IAkStreamMgr.h:41
virtual bool IsNew()=0
virtual AKRESULT GetBufferStatusForPinnedFile(AkFileID in_fileID, AkReal32 &out_fPercentBuffered, bool &out_bCacheFull)=0
virtual AKRESULT UpdateCachingPriority(AkFileID in_fileID, AkPriority in_uPriority, AkPriority in_uOldPriority)=0
virtual void * GetFileDescriptor()=0
AkUInt64 uFilePosition
Current position
Definition: IAkStreamMgr.h:210
virtual AkUInt64 GetPosition(bool *out_pbEndOfStream)=0
virtual void ClearNew()=0
AkUInt32 uCodecID
File/codec type ID (defined in AkTypes.h)
Definition: IAkStreamMgr.h:104
void * pCustomParam
Custom parameter
Definition: IAkStreamMgr.h:106
@ AK_StmStatusCancelled
Operation cancelled
Definition: IAkStreamMgr.h:55

このページはお役に立ちましたか?

サポートは必要ですか?

ご質問や問題、ご不明点はございますか?お気軽にお問い合わせください。

サポートページをご確認ください

あなたのプロジェクトについて教えてください。ご不明な点はありませんか。

プロジェクトを登録していただくことで、ご利用開始のサポートをいたします。

Wwiseからはじめよう