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Wwise SDK 2022.1.7
MediaConverter.h
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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.
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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) 2023 Audiokinetic Inc.
25 *******************************************************************************/
26 
27 /**
28  * \brief Wwise Authoring Plug-ins - API to convert used object medias to a
29  * format usable by the plug-in's Sound Engine part.
30  * \file AK/Wwise/Plugin/MediaConverter.h
31  */
32 
33 #pragma once
34 
35 #include "PluginInfoGenerator.h"
36 
37 /**
38  * \brief API to convert used object medias to a format usable by the plug-in's Sound Engine part.
39  */
40 struct ak_wwise_plugin_media_converter_v1
41 #ifdef __cplusplus
42  : public ak_wwise_plugin_base_interface
43 #endif
44 {
45 #ifndef __cplusplus
46  ak_wwise_plugin_base_interface m_baseInterface;
47 #endif
48 
49 #ifdef __cplusplus
50  /// Base instance type for providing custom media conversion.
51  using Instance = ak_wwise_plugin_media_converter_instance_v1;
52 
53  ak_wwise_plugin_media_converter_v1() :
54  ak_wwise_plugin_base_interface(AK_WWISE_PLUGIN_INTERFACE_TYPE_MEDIA_CONVERTER, 1)
55  {}
56 #endif
57 
58  /**
59  * \brief Converts a file.
60  *
61  * \aknote If the conversion failed the function is responsible for deleting any files that may have been
62  * created, even the destination file in case of error. If the function returns false we will use the
63  * string put in io_pError to display an error message.
64  *
65  * \param[in] in_this Current instance of this interface.
66  * \param[in] in_guidPlatform The unique ID of the custom platform being converted for.
67  * \param[in] in_basePlatform The unique ID of the base platform being converted for.
68  * \param[in] in_szSourceFile Source File to convert data from.
69  * \param[in] in_szDestFile Destination File, must be created by the plug-in.
70  * \param[in] in_uSampleRate The target sample rate for the converted file, passing 0 will default to
71  * the platform default.
72  * \param[in] in_uBlockLength The block length, passing 0 will default to the platform default.
73  * \param[in] in_pProgress Optional Progress Bar controller.
74  * \param io_pError Optional error string that can be displayed if ConversionResult is not successful.
75  * \result Whether the conversion was successful or not.
76  */
77  AK::Wwise::Plugin::ConversionResult(*ConvertFile)(
78  const struct ak_wwise_plugin_media_converter_instance_v1* in_this,
79  const GUID* in_guidPlatform,
80  const BasePlatformID* in_basePlatform,
81  const AkOSChar * in_szSourceFile,
82  const AkOSChar * in_szDestFile,
83  AkUInt32 in_uSampleRate,
84  AkUInt32 in_uBlockLength,
85  AK::Wwise::Plugin::IProgress* in_pProgress,
86  AK::Wwise::Plugin::IWriteString* io_pError
87  );
88 
89  /**
90  * \brief Calculates the conversion setting's hash.
91  *
92  * The goal of this function is to return a value that can be used to indicate whether the plug-in information changed
93  * between two conversion requests. Each time a SoundBank generation is done, that value is stored, and if it's
94  * different from the previous one, or if the file changed, a new ConvertFile will be called.
95  *
96  * \param[in] in_this Current instance of this interface.
97  * \param[in] in_guidPlatform The unique ID of the custom platform for which the conversion is being done.
98  * \param[in] in_uSampleRate The target sample rate for the converted file, passing 0 will default to
99  * the platform default.
100  * \param[in] in_uBlockLength The block length, passing 0 will default to the platform default.
101  * \return A hash value for all the plug-in parameters.
102  */
103  uint32_t(*GetCurrentConversionSettingsHash)(
104  const struct ak_wwise_plugin_media_converter_instance_v1* in_this,
105  const GUID* in_guidPlatform,
106  AkUInt32 in_uSampleRate,
107  AkUInt32 in_uBlockLength
108  );
109 };
110 #define AK_WWISE_PLUGIN_MEDIA_CONVERTER_V1_ID() \
111  AK_WWISE_PLUGIN_BASE_INTERFACE_FROM_ID(AK_WWISE_PLUGIN_INTERFACE_TYPE_MEDIA_CONVERTER, 1)
112 #define AK_WWISE_PLUGIN_MEDIA_CONVERTER_V1_CTOR(/* ak_wwise_plugin_info* */ in_pluginInfo, /* void* */ in_data) \
113 { \
114  .m_baseInterface = AK_WWISE_PLUGIN_BASE_INTERFACE_CTOR(AK_WWISE_PLUGIN_MEDIA_CONVERTER_V1_ID(), in_pluginInfo, in_data) \
115 }
116 
117 
118 #ifdef __cplusplus
119 namespace AK::Wwise::Plugin
120 {
121  namespace V1
122  {
123  using CMediaConverter = ak_wwise_plugin_media_converter_v1;
124  class MediaConverter : public CMediaConverter::Instance
125  {
126  public:
127  /**
128  * \brief The interface type, as provided by this plug-in.
129  */
130  enum : InterfaceTypeValue
131  {
132  /**
133  * \brief The interface type, as provided by this plug-in.
134  */
135  k_interfaceType = AK_WWISE_PLUGIN_INTERFACE_TYPE_MEDIA_CONVERTER
136  };
137  /**
138  * \brief The interface version, as provided by this plug-in.
139  */
140  enum : InterfaceVersion
141  {
142  /**
143  * \brief The interface version, as provided by this plug-in.
144  */
145  k_interfaceVersion = 1
146  };
147 
148  /**
149  * \brief The C interface, fulfilled by your plug-in.
150  */
151  struct Interface : public CMediaConverter
152  {
153  using Instance = MediaConverter;
154  Interface()
155  {
156  CMediaConverter::ConvertFile = [](const struct ak_wwise_plugin_media_converter_instance_v1* in_this, const GUID* in_guidPlatform, const BasePlatformID* in_basePlatform, const AkOSChar * in_szSourceFile, const AkOSChar * in_szDestFile, AkUInt32 in_uSampleRate, AkUInt32 in_uBlockLength, IProgress* in_pProgress, IWriteString* io_pError)
157  { return (ConversionResult)static_cast<const Instance*>(in_this)->ConvertFile(*in_guidPlatform, *in_basePlatform, in_szSourceFile, in_szDestFile, in_uSampleRate, in_uBlockLength, in_pProgress, io_pError); };
158  CMediaConverter::GetCurrentConversionSettingsHash = [](const struct ak_wwise_plugin_media_converter_instance_v1* in_this, const GUID* in_guidPlatform, AkUInt32 in_uSampleRate, AkUInt32 in_uBlockLength)
159  { return (uint32_t)static_cast<const Instance*>(in_this)->GetCurrentConversionSettingsHash(*in_guidPlatform, in_uSampleRate, in_uBlockLength); };
160  }
161  };
162 
163  InterfacePtr GetInterfacePointer() {
164  static Interface g_interface;
165  return &g_interface;
166  }
167  CMediaConverter::Instance* GetInstancePointer() {
168  return this;
169  }
170  const CMediaConverter::Instance* GetInstancePointer() const {
171  return this;
172  }
173 
174  MediaConverter() :
175  CMediaConverter::Instance()
176  {
177  }
178 
179  virtual ~MediaConverter() {}
180 
181  /**
182  * \brief Converts a file.
183  *
184  * \aknote If the conversion failed the function is responsible for deleting any files that may have been
185  * created, even the destination file in case of error. If the function returns false we will use the
186  * string put in io_pError to display an error message.
187  *
188  * \param[in] in_guidPlatform The unique ID of the custom platform being converted for.
189  * \param[in] in_basePlatform The unique ID of the base platform being converted for.
190  * \param[in] in_szSourceFile Source file to convert data from.
191  * \param[in] in_szDestFile Destination file, must be created by the plug-in.
192  * \param[in] in_uSampleRate The target sample rate for the converted file, passing 0 will default to
193  * the platform default.
194  * \param[in] in_uBlockLength The block length, passing 0 will default to the platform default.
195  * \param[in] in_pProgress Optional Progress Bar controller.
196  * \param io_pError Optional error string that can be displayed if ConversionResult is not successful.
197  * \result Whether the conversion was successful or not.
198  */
199  virtual ConversionResult ConvertFile(
200  const GUID& in_guidPlatform,
201  const BasePlatformID& in_basePlatform,
202  const AkOSChar * in_szSourceFile,
203  const AkOSChar * in_szDestFile,
204  AkUInt32 in_uSampleRate,
205  AkUInt32 in_uBlockLength,
206  IProgress* in_pProgress,
207  IWriteString* io_pError
208  ) const = 0;
209 
210  /**
211  * \brief Calculates the conversion setting's hash.
212  *
213  * The goal of this function is to return a value that can be used to indicate whether the plug-in information changed
214  * between two conversion requests. Each time a SoundBank generation is done, that value is stored, and if it's
215  * different from the previous one, or if the file changed, a new ConvertFile will be called.
216  *
217  * \param[in] in_guidPlatform The unique ID of the custom platform for which the conversion is being done.
218  * \param[in] in_uSampleRate The target sample rate for the converted file, passing 0 will default to
219  * the platform default.
220  * \param[in] in_uBlockLength The block length, passing 0 will default to the platform default.
221  * \return A hash value for all the plug-in parameters.
222  */
223  virtual uint32_t GetCurrentConversionSettingsHash(
224  const GUID& in_guidPlatform,
225  AkUInt32 in_uSampleRate = 0,
226  AkUInt32 in_uBlockLength = 0
227  ) const = 0;
228  };
229  } // of namespace V1
230 
231  /// Latest version of the C MediaConverter interface.
232  using CMediaConverter = V1::CMediaConverter;
233  /// Latest version of the C++ MediaConverter interface.
234  using MediaConverter = V1::MediaConverter;
235 
236  AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_CLASS(MediaConverter);
237  AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_VERSION(MediaConverter);
238 } // of namespace AK::Wwise::Plugin
239 
240 #endif
ak_wwise_plugin_media_converter_v1::GetCurrentConversionSettingsHash
uint32_t(* GetCurrentConversionSettingsHash)(const struct ak_wwise_plugin_media_converter_instance_v1 *in_this, const GUID *in_guidPlatform, AkUInt32 in_uSampleRate, AkUInt32 in_uBlockLength)
Calculates the conversion setting's hash.
Definition: MediaConverter.h:103
AK.Wwise::Plugin::MediaConverter
V1::MediaConverter MediaConverter
Latest version of the C++ MediaConverter interface.
Definition: MediaConverter.h:234
ak_wwise_plugin_media_converter_v1::ak_wwise_plugin_media_converter_v1
ak_wwise_plugin_media_converter_v1()
Definition: MediaConverter.h:53
AK.Wwise::Plugin::V1::MediaConverter::Interface
The C interface, fulfilled by your plug-in.
Definition: MediaConverter.h:152
ak_wwise_plugin_media_converter_v1
API to convert used object medias to a format usable by the plug-in's Sound Engine part.
Definition: MediaConverter.h:44
AK.Wwise::Plugin::InterfaceVersion
decltype(BaseInterface::m_version) InterfaceVersion
PluginInfoGenerator: Type for the m_version value in BaseInterface.
Definition: PluginInfoGenerator.h:50
ak_wwise_plugin_media_converter_instance_v1
Base instance type for providing custom media conversion through ak_wwise_plugin_media_converter_v1.
Definition: PluginDef.h:787
AK.Wwise::Plugin::V1::MediaConverter::GetInstancePointer
const CMediaConverter::Instance * GetInstancePointer() const
Definition: MediaConverter.h:170
AkOSChar
char AkOSChar
Generic character string.
Definition: AkTypes.h:60
AK.Wwise::Plugin::V1::MediaConverter::ConvertFile
virtual ConversionResult ConvertFile(const GUID &in_guidPlatform, const BasePlatformID &in_basePlatform, const AkOSChar *in_szSourceFile, const AkOSChar *in_szDestFile, AkUInt32 in_uSampleRate, AkUInt32 in_uBlockLength, IProgress *in_pProgress, IWriteString *io_pError) const =0
Converts a file.
ak_wwise_plugin_media_converter_v1::ConvertFile
AK::Wwise::Plugin::ConversionResult(* ConvertFile)(const struct ak_wwise_plugin_media_converter_instance_v1 *in_this, const GUID *in_guidPlatform, const BasePlatformID *in_basePlatform, const AkOSChar *in_szSourceFile, const AkOSChar *in_szDestFile, AkUInt32 in_uSampleRate, AkUInt32 in_uBlockLength, AK::Wwise::Plugin::IProgress *in_pProgress, AK::Wwise::Plugin::IWriteString *io_pError)
Converts a file.
Definition: MediaConverter.h:77
PluginInfoGenerator.h
Wwise Authoring Plug-ins - C++ class helper to automatically determine the plug-in interfaces used in...
AK.Wwise::Plugin::InterfacePtr
CInterfacePtr InterfacePtr
Definition: PluginDef.h:980
AK.Wwise::Plugin::V1::MediaConverter::GetInstancePointer
CMediaConverter::Instance * GetInstancePointer()
Definition: MediaConverter.h:167
AK.Wwise::Plugin::V1::MediaConverter::k_interfaceVersion
@ k_interfaceVersion
The interface version, as provided by this plug-in.
Definition: MediaConverter.h:145
AK.Wwise::Plugin::ConversionResult
ConversionResult
Conversion error code.
Definition: PluginDef.h:141
AK.Wwise::Plugin::InterfaceTypeValue
std::underlying_type< InterfaceType >::type InterfaceTypeValue
PluginInfoGenerator: Underlying storage type for the m_interface value in BaseInterface.
Definition: PluginInfoGenerator.h:49
AK.Wwise::Plugin::V1::CMediaConverter
ak_wwise_plugin_media_converter_v1 CMediaConverter
Definition: MediaConverter.h:123
AK.Wwise::Plugin::AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_VERSION
AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_VERSION(AudioPlugin)
ak_wwise_plugin_base_interface
Interface description and base class for every Wwise Authoring plug-in interface.
Definition: PluginBaseInterface.h:120
AkUInt32
uint32_t AkUInt32
Unsigned 32-bit integer.
Definition: AkNumeralTypes.h:38
AK.Wwise::Plugin::V1::MediaConverter::GetCurrentConversionSettingsHash
virtual uint32_t GetCurrentConversionSettingsHash(const GUID &in_guidPlatform, AkUInt32 in_uSampleRate=0, AkUInt32 in_uBlockLength=0) const =0
Calculates the conversion setting's hash.
AK.Wwise::Plugin::V1::MediaConverter::k_interfaceType
@ k_interfaceType
The interface type, as provided by this plug-in.
Definition: MediaConverter.h:135
AK_WWISE_PLUGIN_INTERFACE_TYPE_MEDIA_CONVERTER
@ AK_WWISE_PLUGIN_INTERFACE_TYPE_MEDIA_CONVERTER
2021.1 Media Converter backend part. ak_wwise_plugin_media_converter_v1
Definition: PluginBaseInterface.h:62
AK.Wwise::Plugin::AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_CLASS
AK_WWISE_PLUGIN_SPECIALIZE_INTERFACE_CLASS(AudioPlugin)
GUID
Definition: PluginHelpers.h:45

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