110401(DTXMania089)/SlimDXc_Jun2010(VC++2008)/source/xaudio2/XAudio2.h

   1 /*\r
   2 * Copyright (c) 2007-2010 SlimDX Group\r
   3 * \r
   4 * Permission is hereby granted, free of charge, to any person obtaining a copy\r
   5 * of this software and associated documentation files (the "Software"), to deal\r
   6 * in the Software without restriction, including without limitation the rights\r
   7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
   8 * copies of the Software, and to permit persons to whom the Software is\r
   9 * furnished to do so, subject to the following conditions:\r
  10 * \r
  11 * The above copyright notice and this permission notice shall be included in\r
  12 * all copies or substantial portions of the Software.\r
  13 * \r
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
  17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
  18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
  19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
  20 * THE SOFTWARE.\r
  21 */\r
  22 #pragma once\r
  23 \r
  24 #include "../ComObject.h"\r
  25 #include "../multimedia/WaveFormat.h"\r
  26 #include "../multimedia/WaveFormatExtensible.h"\r
  27 \r
  28 #include "DeviceDetails.h"\r
  29 #include "PerformanceData.h"\r
  30 #include "DebugConfiguration.h"\r
  31 #include "ErrorEventArgs.h"\r
  32 #include "EngineCallback.h"\r
  33 \r
  34 namespace SlimDX\r
  35 {\r
  36         namespace XAudio2\r
  37         {\r
  38                 public ref class XAudio2 : public ComObject\r
  39                 {\r
  40                         COMOBJECT(IXAudio2, XAudio2);\r
  41 \r
  42                 private:\r
  43                         EngineCallbackShim *callback;\r
  44 \r
  45                 internal:\r
  46                         void InvokeCriticalError( ErrorEventArgs^ e ) { OnCriticalError( e ); }\r
  47                         void InvokeProcessingPassEnd() { OnProcessingPassEnd( System::EventArgs::Empty ); }\r
  48                         void InvokeProcessingPassStart() { OnProcessingPassStart( System::EventArgs::Empty); }\r
  49 \r
  50                 protected:\r
  51                         void OnCriticalError( ErrorEventArgs^ e );\r
  52                         void OnProcessingPassEnd( System::EventArgs^ e );\r
  53                         void OnProcessingPassStart( System::EventArgs^ e );\r
  54 \r
  55                 public:\r
  56                         XAudio2();\r
  57                         XAudio2( XAudio2Flags flags, ProcessorSpecifier processor );\r
  58                         virtual ~XAudio2() { if( callback != NULL ) delete callback; callback = NULL; }\r
  59 \r
  60                         static float AmplitudeRatioToDecibels( float volume );\r
  61                         static float CutoffFrequencyToRadians( float cutoffFrequency, int sampleRate );\r
  62                         static float DecibelsToAmplitudeRatio( float decibels );\r
  63                         static float FrequencyRatioToSemitones( float frequencyRatio );\r
  64                         static float RadiansToCutoffFrequency( float radians, float sampleRate );\r
  65                         static float SemitonesToFrequencyRatio( float semitones );\r
  66 \r
  67                         Result StartEngine();\r
  68                         void StopEngine();\r
  69 \r
  70                         Result CommitChanges();\r
  71                         Result CommitChanges( int operationSet );\r
  72 \r
  73                         DeviceDetails^ GetDeviceDetails( int index );\r
  74 \r
  75                         void SetDebugConfiguration( DebugConfiguration configuration );\r
  76 \r
  77                         property int DeviceCount\r
  78                         {\r
  79                                 int get();\r
  80                         }\r
  81 \r
  82                         property PerformanceData^ PerformanceData\r
  83                         {\r
  84                                 SlimDX::XAudio2::PerformanceData^ get();\r
  85                         }\r
  86 \r
  87                         event System::EventHandler<ErrorEventArgs^>^ CriticalError;\r
  88                         event System::EventHandler^ ProcessingPassEnd;\r
  89                         event System::EventHandler^ ProcessingPassStart;\r
  90 \r
  91                         literal int MaximumBufferBytes = XAUDIO2_MAX_BUFFER_BYTES;\r
  92                         literal int MaximumQueuedBuffers = XAUDIO2_MAX_QUEUED_BUFFERS;\r
  93                         literal int MaximumAudioChannels = XAUDIO2_MAX_AUDIO_CHANNELS;\r
  94                         literal int MinimumSampleRate = XAUDIO2_MIN_SAMPLE_RATE;\r
  95                         literal int MaximumSampleRate = XAUDIO2_MAX_SAMPLE_RATE;\r
  96                         literal float MaximumVolumeLevel = XAUDIO2_MAX_VOLUME_LEVEL;\r
  97                         literal float MinimumFrequencyRatio = XAUDIO2_MIN_FREQ_RATIO;\r
  98                         literal float MaximumFrequencyRatio = XAUDIO2_MAX_FREQ_RATIO;\r
  99                         literal float DefaultFrequencyRatio = XAUDIO2_DEFAULT_FREQ_RATIO;\r
 100                         literal float MaximumFilterOneOverQ = XAUDIO2_MAX_FILTER_ONEOVERQ;\r
 101                         literal float MaximumFilterFrequency = XAUDIO2_MAX_FILTER_FREQUENCY;\r
 102                         literal int MaximumLoopCount = XAUDIO2_MAX_LOOP_COUNT;\r
 103 \r
 104                         literal int CommitNow = XAUDIO2_COMMIT_NOW;\r
 105                         literal int CommitAll = XAUDIO2_COMMIT_ALL;\r
 106                         literal int NoLoopRegion = XAUDIO2_NO_LOOP_REGION;\r
 107                         literal int LoopInfinite = XAUDIO2_LOOP_INFINITE;\r
 108                         literal int DefaultChannels = XAUDIO2_DEFAULT_CHANNELS;\r
 109                         literal int DefaultSampleRate = XAUDIO2_DEFAULT_SAMPLERATE;\r
 110 \r
 111                         static property System::Guid FormatSubtypePcm\r
 112                         {\r
 113                                 System::Guid get();\r
 114                         }\r
 115 \r
 116                         static property System::Guid FormatSubtypeAdpcm\r
 117                         {\r
 118                                 System::Guid get();\r
 119                         }\r
 120 \r
 121                         static property System::Guid FormatSubtypeIeee\r
 122                         {\r
 123                                 System::Guid get();\r
 124                         }\r
 125                 };\r
 126         }\r
 127 }