버전
menu
Wwise SDK 2025.1.0
AkWavDefs.h
이 파일의 문서화 페이지로 가기
1 /*******************************************************************************
2 The content of this file includes portions of the AUDIOKINETIC Wwise Technology
3 released in source code form as part of the SDK installer package.
4 
5 Commercial License Usage
6 
7 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology
8 may use this file in accordance with the end user license agreement provided
9 with the software or, alternatively, in accordance with the terms contained in a
10 written agreement between you and Audiokinetic Inc.
11 
12 Apache License Usage
13 
14 Alternatively, this file may be used under the Apache License, Version 2.0 (the
15 "Apache License"); you may not use this file except in compliance with the
16 Apache License. You may obtain a copy of the Apache License at
17 http://www.apache.org/licenses/LICENSE-2.0.
18 
19 Unless required by applicable law or agreed to in writing, software distributed
20 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
21 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for
22 the specific language governing permissions and limitations under the License.
23 
24  Copyright (c) 2025 Audiokinetic Inc.
25 *******************************************************************************/
26 
27 #pragma once
28 
29 /// \file
30 /// Basic definitions for WAV / WEM file parsers.
31 
32 #include <AK/SoundEngine/Common/AkSpeakerConfig.h>
33 #include <AK/SoundEngine/Common/AkTypes.h>
34 
35 #include <string.h> // for memcmp
36 
37 //-----------------------------------------------------------------------------
38 // Constants.
39 //-----------------------------------------------------------------------------
40 
41 // Standard IDs
42 constexpr AkFourcc RIFXChunkId = AkmmioFOURCC('R', 'I', 'F', 'X');
43 constexpr AkFourcc RIFFChunkId = AkmmioFOURCC('R', 'I', 'F', 'F');
44 constexpr AkFourcc RF64ChunkId = AkmmioFOURCC('R', 'F', '6', '4');
45 constexpr AkFourcc BW64ChunkId = AkmmioFOURCC('B', 'W', '6', '4');
46 constexpr AkFourcc ds64ChunkId = AkmmioFOURCC('d', 's', '6', '4');
47 constexpr AkFourcc WAVEChunkId = AkmmioFOURCC('W', 'A', 'V', 'E');
48 constexpr AkFourcc PLUGINChunkId = AkmmioFOURCC('P', 'L', 'U', 'G');
49 constexpr AkFourcc MIDIChunkId = AkmmioFOURCC('M', 'I', 'D', 'I');
50 constexpr AkFourcc fmtChunkId = AkmmioFOURCC('f', 'm', 't', ' ');
51 constexpr AkFourcc dataChunkId = AkmmioFOURCC('d', 'a', 't', 'a');
52 constexpr AkFourcc cueChunkId = AkmmioFOURCC('c', 'u', 'e', ' ');
53 constexpr AkFourcc LISTChunkId = AkmmioFOURCC('L', 'I', 'S', 'T');
54 constexpr AkFourcc adtlChunkId = AkmmioFOURCC('a', 'd', 't', 'l');
55 constexpr AkFourcc lablChunkId = AkmmioFOURCC('l', 'a', 'b', 'l');
56 constexpr AkFourcc smplChunkId = AkmmioFOURCC('s', 'm', 'p', 'l');
57 constexpr AkFourcc junkChunkId = AkmmioFOURCC('j', 'u', 'n', 'k');
58 constexpr AkFourcc axmlChunkId = AkmmioFOURCC('a', 'x', 'm', 'l');
59 constexpr AkFourcc chnaChunkId = AkmmioFOURCC('c', 'h', 'n', 'a');
60 constexpr AkFourcc iXMLChunkId = AkmmioFOURCC('i', 'X', 'M', 'L');
61 
62 constexpr AkUInt16 extensibleWavFormat = 0xFFFE;
63 constexpr AkUInt16 floatWavFormat = 0x0003;
64 constexpr AkUInt16 pcmWavFormat = 0x0001;
65 
66 constexpr AkUInt32 kWavHashSize = 16;
67 
68 // AK-specific IDs
69 constexpr AkFourcc akdChunkId = AkmmioFOURCC('a', 'k', 'd', ' ');
70 constexpr AkFourcc hashChunkId = AkmmioFOURCC('h', 'a', 's', 'h');
71 constexpr AkFourcc seekChunkId = AkmmioFOURCC('s', 'e', 'e', 'k');
72 constexpr AkFourcc irmdChunkId = AkmmioFOURCC('i', 'r', 'm', 'd');
73 constexpr AkFourcc akdmChunkId = AkmmioFOURCC('a', 'k', 'd', 'm');
74 
75 //-----------------------------------------------------------------------------
76 // Structs.
77 //-----------------------------------------------------------------------------
78 
79 #pragma pack(push, 1)
80 
81 /// Standard WAV chunk header
82 struct AkChunkHeader
83 {
84  AkFourcc fccChunkId;
85  AkUInt32 dwDataSize;
86 };
87 
88 struct ChunkSize64
89 {
90  AkFourcc fccChunkId;
91  AkUInt32 dwDataSizeLow;
92  AkUInt32 dwDataSizeHigh;
93 };
94 
95 struct DataSize64
96 {
97  AkUInt32 dwRiffSizeLow;
98  AkUInt32 dwRiffSizeHigh;
99  AkUInt32 dwDataSizeLow;
100  AkUInt32 dwDataSizeHigh;
101  AkUInt32 dwSampleCountLow;
102  AkUInt32 dwSampleCountHigh;
103  AkUInt32 dwTableLength; // number of table[] entries
104  // ChunkSize64 table[];
105 };
106 
107 // General waveform format structure (information common to all formats)
108 struct WaveFormat
109 {
110  AkUInt16 wFormatTag; // format type
111  AkUInt16 nChannels; // number of channels (i.e. mono, stereo...)
112  AkUInt32 nSamplesPerSec; // sample rate
113  AkUInt32 nAvgBytesPerSec; // for buffer estimation
114  AkUInt16 nBlockAlign; // block size of data
115 };
116 
117 // Specific waveform format structure for PCM data
118 struct PcmWaveFormat : WaveFormat
119 {
120  AkUInt16 wBitsPerSample;
121 };
122 
123 // General extended waveform format structure
124 struct WaveFormatEx : PcmWaveFormat
125 {
126  AkUInt16 cbSize; // The count in bytes of the size of extra information (after cbSize)
127 };
128 static_assert(sizeof(WaveFormatEx) == 18, "Incorrect padding for WaveFormatEx");
129 
130 struct WaveFormatExtensible : public WaveFormatEx
131 {
132  union {
133  AkUInt16 wValidBitsPerSample; // bits of precision
134  AkUInt16 wSamplesPerBlock; // valid if wBitsPerSample == 0
135  AkUInt16 wReserved; // If neither applies, set to zero.
136  } Samples;
137 
138  AkUInt32 dwChannelMask; // which channels are present in stream
139 
140  struct GUID final
141  {
142  AkUInt32 Data1;
143  AkUInt16 Data2;
144  AkUInt16 Data3;
145  AkUInt8 Data4[8];
146 
147  inline bool operator==(const GUID& rhs)
148  {
149  return memcmp(this, &rhs, sizeof(GUID)) == 0;
150  }
151 
152  inline bool operator!=(const GUID& rhs)
153  {
154  return !(*this == rhs);
155  }
156  } SubFormat;
157 };
158 static_assert(sizeof(WaveFormatExtensible) == sizeof(WaveFormatEx) + 6 + 16, "Incorrect padding for WaveFormatExtensible");
159 
160 static constexpr WaveFormatExtensible::GUID G_KSDATAFORMAT_SUBTYPE_PCM = { 0x0001, 0x0000, 0x0010, { 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 } };
161 static constexpr WaveFormatExtensible::GUID G_KSDATAFORMAT_SUBTYPE_IEEE_FLOAT = { 0x0003, 0x0000, 0x0010, { 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 } };
162 
163 /// WEM format header: equivalent to WaveFormatExtensible, with an AkChannelConfig
164 /// instead of dwChannelMask+SubFormat. Codecs that require format-specific chunks
165 /// should extend this structure.
166 struct WemFormatExtensible : public WaveFormatEx
167 {
168  AkUInt16 wSamplesPerBlock;
169  AkUInt32 uChannelConfig; // Serialized AkChannelConfig
170 
171  inline AkChannelConfig GetChannelConfig() const
172  {
173  AkChannelConfig channelConfig;
174  channelConfig.Deserialize(uChannelConfig);
175  return channelConfig;
176  }
177 };
178 static_assert(sizeof(WemFormatExtensible) == 24, "Incorrect padding for WemFormatExtensible");
179 
180 struct SamplerChunk
181 {
182  AkUInt32 dwManufacturer;
183  AkUInt32 dwProduct;
184  AkUInt32 dwSamplePeriod;
185  AkUInt32 dwMIDIUnityNote;
186  AkUInt32 dwMIDIPitchFraction;
187  AkUInt32 dwSMPTEFormat;
188  AkUInt32 dwSMPTEOffset;
189  AkUInt32 dwSampleLoops;
190  AkUInt32 dwSamplerData;
191 };
192 
193 struct SampleLoop
194 {
195  AkUInt32 dwIdentifier;
196  AkUInt32 dwType;
197  AkUInt32 dwStart;
198  AkUInt32 dwEnd;
199  AkUInt32 dwFraction;
200  AkUInt32 dwPlayCount;
201 };
202 
203 //-----------------------------------------------------------------------------
204 // Name: struct WaveCue
205 // Desc: Cue points point contained in CUE chunk
206 //-----------------------------------------------------------------------------
207 struct WaveCue
208 {
209  friend bool operator<(const WaveCue& in_rLeft, const WaveCue& in_rRight)
210  {
211  return in_rLeft.dwPosition < in_rRight.dwPosition;
212  }
213 
214  AkUInt32 dwCueId;
215  AkUInt32 dwPosition;
216  AkUInt32 dwRiffId;
217  AkUInt32 dwChunkStart;
218  AkUInt32 dwBlockStart;
219  AkUInt32 dwSampleOffset;
220 };
221 
222 struct ChnaAudioId
223 {
224  AkUInt16 trackIndex; // index of track in file
225  char UID[12]; // audioTrackUID value
226  char trackRef[14]; // audioTrackFormatID reference
227  char packRef[11]; // audioPackFormatID reference
228  char pad; // padding byte to ensure even number of bytes
229 };
230 
231 struct ChnaChunk
232 {
233  AkUInt16 numTracks; // number of tracks used
234  AkUInt16 numUIDs; // number of track UIDs used
235  // ChnaAudioId ID[0]; // IDs for each track (where N >= numUIDs)
236 };
237 
238 #pragma pack(pop)
239 
240 namespace AkWAVStructs
241 {
242  struct AkWaveFileHeader
243  {
244  AkChunkHeader riffHdr;
245  AkFourcc waveId;
246  };
247 
248  struct AkSamplerOneLoop
249  {
250  SamplerChunk sampler;
251  SampleLoop loop;
252  };
253 
254  struct AkWaveMarker
255  {
256  uint32_t dwCueId;
257  uint32_t dwPosition; // in audio frames
258  uint32_t dwLabelSize; // character count in pLabel including any potential null terminator
259  char* pLabel; // NOT null-terminated: pascal-style array of dwLabelSize characters
260  };
261 
262  struct IrMetadata
263  {
264  float fPeakAmp;
265  float fRT60;
266  };
267 
268  enum ChunkType
269  {
270  ChunkType_FMT = 1 << 0,
271  ChunkType_DATA = 1 << 1,
272  ChunkType_SMPL = 1 << 2,
273  ChunkType_CUE = 1 << 3,
274  ChunkType_LIST = 1 << 4,
275  ChunkType_IRMD = 1 << 5,
276  // ChunkType_Reserved = 1<<6, // See AkConvolutionReverbTypes.h
277  ChunkType_HASH = 1 << 7,
278  ChunkType_JUNK = 1 << 8,
279  ChunkType_CHNA = 1 << 9,
280  ChunkType_AXML = 1 << 10,
281  ChunkType_AKDM = 1 << 11,
282  ChunkType_IXML = 1 << 12,
283 
284  ChunkType_Required = ChunkType_FMT | ChunkType_DATA,
285  ChunkType_ALL = 0xffffffff
286  };
287 }
288 
289 namespace AK
290 {
291  inline AkChannelConfig SetChannelConfigFromWaveFormatExtensible(const WaveFormatExtensible& in_wfmext)
292  {
293  AkChannelConfig channelConfig;
294  if (in_wfmext.wFormatTag != extensibleWavFormat)
295  {
296  // For backward compatibility, if the number of channels is smaller or equal to 8, we interpret it as
297  // a standard multichannel file.
298  channelConfig.SetStandardOrAnonymous(in_wfmext.nChannels, AK::ChannelMaskFromNumChannels(in_wfmext.nChannels));
299  }
300  else
301  {
302  if (in_wfmext.dwChannelMask == 0)
303  {
304  // Ambisonic?
305  static const WaveFormatExtensible::GUID s_ambisonic = { 0x00000001, 0x0721, 0x11D3, { 0x86, 0x44, 0xC8, 0xC1, 0xCA, 0x00, 0x00, 0x00 } };
306  // AMB GUID must match and config must be supported.
307  if (memcmp(&in_wfmext.SubFormat, &s_ambisonic, sizeof(WaveFormatExtensible::GUID)) == 0
308  && in_wfmext.nChannels != 10
309  && (in_wfmext.nChannels < 12
310  || in_wfmext.nChannels == 16
311  || in_wfmext.nChannels == 25
312  || in_wfmext.nChannels == 36))
313  {
314  channelConfig.SetAmbisonic(in_wfmext.nChannels);
315  }
316  else
317  {
318  // WG-18148: Pro-Tools can generate extensibleWavFormat with channelmask==0
319  channelConfig.SetStandardOrAnonymous(in_wfmext.nChannels, AK::ChannelMaskFromNumChannels(in_wfmext.nChannels));
320  }
321  }
322  else
323  {
324  AkUInt32 uChannelMask = in_wfmext.dwChannelMask & AK_SPEAKER_SETUP_ALL_SPEAKERS;
325  // Verify consistency of wave extensible descriptor.
326  if (in_wfmext.nChannels == ChannelMaskToNumChannels(uChannelMask))
327  {
328  AK_SPEAKER_SETUP_CONVERT_TO_SUPPORTED(uChannelMask);
329  channelConfig.SetStandard(uChannelMask);
330  }
331  else
332  {
333  // Mismatch between mask and nChannels; trust nChannels for backward compatibility.
334  channelConfig.SetStandardOrAnonymous(in_wfmext.nChannels, AK::ChannelMaskFromNumChannels(in_wfmext.nChannels));
335  }
336  }
337  }
338  return channelConfig;
339  }
340 }
MIDIChunkId
constexpr AkFourcc MIDIChunkId
Definition: AkWavDefs.h:49
WemFormatExtensible::uChannelConfig
AkUInt32 uChannelConfig
Definition: AkWavDefs.h:169
AkChannelConfig::SetStandardOrAnonymous
AkForceInline void SetStandardOrAnonymous(AkUInt32 in_uNumChannels, AkUInt32 in_uChannelMask)
Set channel config as either a standard or an anonymous configuration, specified with both a given ch...
Definition: AkSpeakerConfig.h:519
ChnaAudioId::UID
char UID[12]
Definition: AkWavDefs.h:225
WaveFormatExtensible::dwChannelMask
AkUInt32 dwChannelMask
Definition: AkWavDefs.h:138
AkUInt16
uint16_t AkUInt16
Unsigned 16-bit integer
Definition: AkNumeralTypes.h:33
ChnaAudioId::trackRef
char trackRef[14]
Definition: AkWavDefs.h:226
fmtChunkId
constexpr AkFourcc fmtChunkId
Definition: AkWavDefs.h:50
AK
Definition of data structures for AkAudioObject
Definition: AkWwiseSDKVersion.cs:31
hashChunkId
constexpr AkFourcc hashChunkId
Definition: AkWavDefs.h:70
RF64ChunkId
constexpr AkFourcc RF64ChunkId
Definition: AkWavDefs.h:44
dataChunkId
constexpr AkFourcc dataChunkId
Definition: AkWavDefs.h:51
SamplerChunk::dwSamplerData
AkUInt32 dwSamplerData
Definition: AkWavDefs.h:190
AkChunkHeader::fccChunkId
AkFourcc fccChunkId
Definition: AkWavDefs.h:84
WaveFormat::nChannels
AkUInt16 nChannels
Definition: AkWavDefs.h:111
cueChunkId
constexpr AkFourcc cueChunkId
Definition: AkWavDefs.h:52
AK_SPEAKER_SETUP_ALL_SPEAKERS
#define AK_SPEAKER_SETUP_ALL_SPEAKERS
All speakers.
Definition: AkSpeakerConfig.h:115
kWavHashSize
constexpr AkUInt32 kWavHashSize
Definition: AkWavDefs.h:66
WaveFormat::nSamplesPerSec
AkUInt32 nSamplesPerSec
Definition: AkWavDefs.h:112
DataSize64::dwRiffSizeLow
AkUInt32 dwRiffSizeLow
Definition: AkWavDefs.h:97
ds64ChunkId
constexpr AkFourcc ds64ChunkId
Definition: AkWavDefs.h:46
WaveFormatExtensible::wSamplesPerBlock
AkUInt16 wSamplesPerBlock
Definition: AkWavDefs.h:134
pcmWavFormat
constexpr AkUInt16 pcmWavFormat
Definition: AkWavDefs.h:64
SampleLoop::dwIdentifier
AkUInt32 dwIdentifier
Definition: AkWavDefs.h:195
WaveCue::dwChunkStart
AkUInt32 dwChunkStart
Definition: AkWavDefs.h:217
WaveCue::dwRiffId
AkUInt32 dwRiffId
Definition: AkWavDefs.h:216
junkChunkId
constexpr AkFourcc junkChunkId
Definition: AkWavDefs.h:57
SampleLoop::dwFraction
AkUInt32 dwFraction
Definition: AkWavDefs.h:199
AkUInt8
uint8_t AkUInt8
Unsigned 8-bit integer
Definition: AkNumeralTypes.h:34
AkChannelConfig::SetAmbisonic
AkForceInline void SetAmbisonic(AkUInt32 in_uNumChannels)
Set channel config as an ambisonic configuration specified with given number of channels.
Definition: AkSpeakerConfig.h:538
WaveFormat::nBlockAlign
AkUInt16 nBlockAlign
Definition: AkWavDefs.h:114
SamplerChunk::dwMIDIUnityNote
AkUInt32 dwMIDIUnityNote
Definition: AkWavDefs.h:185
ChunkSize64::fccChunkId
AkFourcc fccChunkId
Definition: AkWavDefs.h:90
ChnaChunk::numTracks
AkUInt16 numTracks
Definition: AkWavDefs.h:233
ChnaAudioId::packRef
char packRef[11]
Definition: AkWavDefs.h:227
ChunkSize64::dwDataSizeHigh
AkUInt32 dwDataSizeHigh
Definition: AkWavDefs.h:92
RIFXChunkId
constexpr AkFourcc RIFXChunkId
Definition: AkWavDefs.h:42
WaveCue::dwCueId
AkUInt32 dwCueId
Definition: AkWavDefs.h:214
RIFFChunkId
constexpr AkFourcc RIFFChunkId
Definition: AkWavDefs.h:43
SamplerChunk::dwSampleLoops
AkUInt32 dwSampleLoops
Definition: AkWavDefs.h:189
akdmChunkId
constexpr AkFourcc akdmChunkId
Definition: AkWavDefs.h:73
WaveFormatExtensible::GUID::operator!=
bool operator!=(const GUID &rhs)
Definition: AkWavDefs.h:152
SampleLoop::dwEnd
AkUInt32 dwEnd
Definition: AkWavDefs.h:198
G_KSDATAFORMAT_SUBTYPE_PCM
static constexpr WaveFormatExtensible::GUID G_KSDATAFORMAT_SUBTYPE_PCM
Definition: AkWavDefs.h:160
irmdChunkId
constexpr AkFourcc irmdChunkId
Definition: AkWavDefs.h:72
PLUGINChunkId
constexpr AkFourcc PLUGINChunkId
Definition: AkWavDefs.h:48
floatWavFormat
constexpr AkUInt16 floatWavFormat
Definition: AkWavDefs.h:63
iXMLChunkId
constexpr AkFourcc iXMLChunkId
Definition: AkWavDefs.h:60
smplChunkId
constexpr AkFourcc smplChunkId
Definition: AkWavDefs.h:56
WAVEChunkId
constexpr AkFourcc WAVEChunkId
Definition: AkWavDefs.h:47
WaveFormatExtensible::GUID::operator==
bool operator==(const GUID &rhs)
Definition: AkWavDefs.h:147
AK::ChannelMaskFromNumChannels
static AkChannelMask ChannelMaskFromNumChannels(unsigned int in_uNumChannels)
Definition: AkSpeakerConfig.h:275
ChunkSize64::dwDataSizeLow
AkUInt32 dwDataSizeLow
Definition: AkWavDefs.h:91
WaveCue::dwBlockStart
AkUInt32 dwBlockStart
Definition: AkWavDefs.h:218
AkChunkHeader::dwDataSize
AkUInt32 dwDataSize
Definition: AkWavDefs.h:85
DataSize64::dwDataSizeLow
AkUInt32 dwDataSizeLow
Definition: AkWavDefs.h:99
WaveCue::dwSampleOffset
AkUInt32 dwSampleOffset
Definition: AkWavDefs.h:219
WaveFormatExtensible::Samples
union WaveFormatExtensible::@0 Samples
LISTChunkId
constexpr AkFourcc LISTChunkId
Definition: AkWavDefs.h:53
PcmWaveFormat::wBitsPerSample
AkUInt16 wBitsPerSample
Definition: AkWavDefs.h:120
AkChunkHeader
Standard WAV chunk header
Definition: AkWavDefs.h:83
akdChunkId
constexpr AkFourcc akdChunkId
Definition: AkWavDefs.h:69
ChnaAudioId::trackIndex
AkUInt16 trackIndex
Definition: AkWavDefs.h:224
SampleLoop::dwType
AkUInt32 dwType
Definition: AkWavDefs.h:196
WemFormatExtensible::wSamplesPerBlock
AkUInt16 wSamplesPerBlock
Definition: AkWavDefs.h:168
DataSize64::dwDataSizeHigh
AkUInt32 dwDataSizeHigh
Definition: AkWavDefs.h:100
chnaChunkId
constexpr AkFourcc chnaChunkId
Definition: AkWavDefs.h:59
AkChannelConfig::SetStandard
AkForceInline void SetStandard(AkUInt32 in_uChannelMask)
Set channel config as a standard configuration specified with given channel mask.
Definition: AkSpeakerConfig.h:511
SampleLoop::dwPlayCount
AkUInt32 dwPlayCount
Definition: AkWavDefs.h:200
AK::SetChannelConfigFromWaveFormatExtensible
AkChannelConfig SetChannelConfigFromWaveFormatExtensible(const WaveFormatExtensible &in_wfmext)
Definition: AkWavDefs.h:291
WaveFormat::wFormatTag
AkUInt16 wFormatTag
Definition: AkWavDefs.h:110
SamplerChunk::dwSamplePeriod
AkUInt32 dwSamplePeriod
Definition: AkWavDefs.h:184
WaveFormatEx::cbSize
AkUInt16 cbSize
Definition: AkWavDefs.h:126
DataSize64::dwRiffSizeHigh
AkUInt32 dwRiffSizeHigh
Definition: AkWavDefs.h:98
seekChunkId
constexpr AkFourcc seekChunkId
Definition: AkWavDefs.h:71
lablChunkId
constexpr AkFourcc lablChunkId
Definition: AkWavDefs.h:55
ChnaChunk::numUIDs
AkUInt16 numUIDs
Definition: AkWavDefs.h:234
AkUInt32
uint32_t AkUInt32
Unsigned 32-bit integer
Definition: AkNumeralTypes.h:35
SamplerChunk::dwSMPTEFormat
AkUInt32 dwSMPTEFormat
Definition: AkWavDefs.h:187
WaveFormat::nAvgBytesPerSec
AkUInt32 nAvgBytesPerSec
Definition: AkWavDefs.h:113
SamplerChunk::dwSMPTEOffset
AkUInt32 dwSMPTEOffset
Definition: AkWavDefs.h:188
AkmmioFOURCC
#define AkmmioFOURCC(ch0, ch1, ch2, ch3)
Create Riff chunk
Definition: AkTypes.h:87
BW64ChunkId
constexpr AkFourcc BW64ChunkId
Definition: AkWavDefs.h:45
AkFourcc
AkUInt32 AkFourcc
Riff chunk
Definition: AkTypes.h:84
adtlChunkId
constexpr AkFourcc adtlChunkId
Definition: AkWavDefs.h:54
WaveCue::dwPosition
AkUInt32 dwPosition
Definition: AkWavDefs.h:215
DataSize64::dwSampleCountLow
AkUInt32 dwSampleCountLow
Definition: AkWavDefs.h:101
DataSize64::dwTableLength
AkUInt32 dwTableLength
Definition: AkWavDefs.h:103
SampleLoop::dwStart
AkUInt32 dwStart
Definition: AkWavDefs.h:197
AK::ChannelMaskToNumChannels
static AkUInt8 ChannelMaskToNumChannels(AkChannelMask in_uChannelMask)
Returns the number of channels of a given channel configuration.
Definition: AkSpeakerConfig.h:268
WemFormatExtensible::GetChannelConfig
AkChannelConfig GetChannelConfig() const
Definition: AkWavDefs.h:171
AK_SPEAKER_SETUP_CONVERT_TO_SUPPORTED
void AK_SPEAKER_SETUP_CONVERT_TO_SUPPORTED(AkUInt32 &io_uChannelMask)
Definition: AkSpeakerConfig.h:244
WaveFormatExtensible::wValidBitsPerSample
AkUInt16 wValidBitsPerSample
Definition: AkWavDefs.h:133
AkChannelConfig::Deserialize
AkForceInline void Deserialize(AkUInt32 in_uChannelConfig)
Deserialize channel config from a 32-bit word.
Definition: AkSpeakerConfig.h:582
SamplerChunk::dwProduct
AkUInt32 dwProduct
Definition: AkWavDefs.h:183
SamplerChunk::dwMIDIPitchFraction
AkUInt32 dwMIDIPitchFraction
Definition: AkWavDefs.h:186
AkWAVStructs::ChunkType_Required
@ ChunkType_Required
Definition: AkWavDefs.h:284
axmlChunkId
constexpr AkFourcc axmlChunkId
Definition: AkWavDefs.h:58
SamplerChunk::dwManufacturer
AkUInt32 dwManufacturer
Definition: AkWavDefs.h:182
DataSize64::dwSampleCountHigh
AkUInt32 dwSampleCountHigh
Definition: AkWavDefs.h:102
WaveFormatExtensible::SubFormat
struct WaveFormatExtensible::GUID SubFormat
WaveCue::operator<
friend bool operator<(const WaveCue &in_rLeft, const WaveCue &in_rRight)
Definition: AkWavDefs.h:209
G_KSDATAFORMAT_SUBTYPE_IEEE_FLOAT
static constexpr WaveFormatExtensible::GUID G_KSDATAFORMAT_SUBTYPE_IEEE_FLOAT
Definition: AkWavDefs.h:161
extensibleWavFormat
constexpr AkUInt16 extensibleWavFormat
Definition: AkWavDefs.h:62

이 페이지가 도움이 되었나요?

지원이 필요하신가요?

질문이 있으신가요? 문제를 겪고 계신가요? 더 많은 정보가 필요하신가요? 저희에게 문의해주시면 도와드리겠습니다!

지원 페이지를 방문해 주세요

작업하는 프로젝트에 대해 알려주세요. 언제든지 도와드릴 준비가 되어 있습니다.

프로젝트를 등록하세요. 아무런 조건이나 의무 사항 없이 빠른 시작을 도와드리겠습니다.

Wwise를 시작해 보세요