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include/AK/SoundEngine/Common/AkSpeakerConfig.h

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00003 released in source code form as part of the SDK installer package.
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00027 
00028 #ifndef _AK_SPEAKERCONFIG_H_
00029 #define _AK_SPEAKERCONFIG_H_
00030 
00031 #include <AK/SoundEngine/Common/AkTypes.h>
00032 
00034 #define AK_SPEAKER_FRONT_LEFT               0x1     ///< Front left speaker bit mask
00035 #define AK_SPEAKER_FRONT_RIGHT              0x2     ///< Front right speaker bit mask
00036 #define AK_SPEAKER_FRONT_CENTER             0x4     ///< Front center speaker bit mask
00037 #define AK_SPEAKER_LOW_FREQUENCY            0x8     ///< Low-frequency speaker bit mask
00038 #define AK_SPEAKER_BACK_LEFT                0x10    ///< Rear left speaker bit mask
00039 #define AK_SPEAKER_BACK_RIGHT               0x20    ///< Rear right speaker bit mask
00040 #define AK_SPEAKER_BACK_CENTER              0x100   ///< Rear center speaker ("surround speaker") bit mask
00041 #define AK_SPEAKER_SIDE_LEFT                0x200   ///< Side left speaker bit mask
00042 #define AK_SPEAKER_SIDE_RIGHT               0x400   ///< Side right speaker bit mask
00043 
00045 #define AK_SPEAKER_TOP                      0x800   ///< Top speaker bit mask
00046 #define AK_SPEAKER_HEIGHT_FRONT_LEFT        0x1000  ///< Front left speaker bit mask
00047 #define AK_SPEAKER_HEIGHT_FRONT_CENTER      0x2000  ///< Front center speaker bit mask
00048 #define AK_SPEAKER_HEIGHT_FRONT_RIGHT       0x4000  ///< Front right speaker bit mask
00049 #define AK_SPEAKER_HEIGHT_BACK_LEFT         0x8000  ///< Rear left speaker bit mask
00050 #define AK_SPEAKER_HEIGHT_BACK_CENTER       0x10000 ///< Rear center speaker bit mask
00051 #define AK_SPEAKER_HEIGHT_BACK_RIGHT        0x20000 ///< Rear right speaker bit mask
00052 
00053 //
00054 // Supported speaker setups. Those are the ones that can be used in the Wwise Sound Engine audio pipeline.
00055 //
00056 
00057 #define AK_SPEAKER_SETUP_MONO           AK_SPEAKER_FRONT_CENTER     ///< 1.0 setup channel mask
00058 #define AK_SPEAKER_SETUP_0POINT1        AK_SPEAKER_LOW_FREQUENCY    ///< 0.1 setup channel mask
00059 #define AK_SPEAKER_SETUP_1POINT1        (AK_SPEAKER_FRONT_CENTER    | AK_SPEAKER_LOW_FREQUENCY) ///< 1.1 setup channel mask
00060 #define AK_SPEAKER_SETUP_STEREO         (AK_SPEAKER_FRONT_LEFT      | AK_SPEAKER_FRONT_RIGHT)   ///< 2.0 setup channel mask
00061 #define AK_SPEAKER_SETUP_2POINT1        (AK_SPEAKER_SETUP_STEREO    | AK_SPEAKER_LOW_FREQUENCY) ///< 2.1 setup channel mask
00062 #define AK_SPEAKER_SETUP_3STEREO        (AK_SPEAKER_SETUP_STEREO    | AK_SPEAKER_FRONT_CENTER)  ///< 3.0 setup channel mask
00063 #define AK_SPEAKER_SETUP_3POINT1        (AK_SPEAKER_SETUP_3STEREO   | AK_SPEAKER_LOW_FREQUENCY) ///< 3.1 setup channel mask
00064 #define AK_SPEAKER_SETUP_4              (AK_SPEAKER_SETUP_STEREO    | AK_SPEAKER_SIDE_LEFT | AK_SPEAKER_SIDE_RIGHT) ///< 4.0 setup channel mask
00065 #define AK_SPEAKER_SETUP_4POINT1        (AK_SPEAKER_SETUP_4         | AK_SPEAKER_LOW_FREQUENCY) ///< 4.1 setup channel mask
00066 #define AK_SPEAKER_SETUP_5              (AK_SPEAKER_SETUP_4         | AK_SPEAKER_FRONT_CENTER)  ///< 5.0 setup channel mask
00067 #define AK_SPEAKER_SETUP_5POINT1        (AK_SPEAKER_SETUP_5         | AK_SPEAKER_LOW_FREQUENCY) ///< 5.1 setup channel mask
00068 #define AK_SPEAKER_SETUP_6              (AK_SPEAKER_SETUP_4         | AK_SPEAKER_BACK_LEFT | AK_SPEAKER_BACK_RIGHT) ///< 6.0 setup channel mask
00069 #define AK_SPEAKER_SETUP_6POINT1        (AK_SPEAKER_SETUP_6         | AK_SPEAKER_LOW_FREQUENCY) ///< 6.1 setup channel mask
00070 #define AK_SPEAKER_SETUP_7              (AK_SPEAKER_SETUP_6         | AK_SPEAKER_FRONT_CENTER)  ///< 7.0 setup channel mask
00071 #define AK_SPEAKER_SETUP_7POINT1        (AK_SPEAKER_SETUP_7         | AK_SPEAKER_LOW_FREQUENCY) ///< 7.1 setup channel mask
00072 #define AK_SPEAKER_SETUP_SURROUND       (AK_SPEAKER_SETUP_STEREO    | AK_SPEAKER_BACK_CENTER)   ///< Wii surround setup channel mask
00073 
00074 // Note. DPL2 does not really have 4 channels, but it is used by plugins to differentiate from stereo setup.
00075 #define AK_SPEAKER_SETUP_DPL2           (AK_SPEAKER_SETUP_4)        ///< Wii DPL2 setup channel mask
00076 
00077 #define AK_SPEAKER_SETUP_HEIGHT_4       (AK_SPEAKER_HEIGHT_FRONT_LEFT | AK_SPEAKER_HEIGHT_FRONT_RIGHT   | AK_SPEAKER_HEIGHT_BACK_LEFT | AK_SPEAKER_HEIGHT_BACK_RIGHT)   ///< 4 speaker height layer.
00078 #define AK_SPEAKER_SETUP_HEIGHT_5       (AK_SPEAKER_SETUP_HEIGHT_4 | AK_SPEAKER_HEIGHT_FRONT_CENTER)                                                                    ///< 5 speaker height layer.
00079 #define AK_SPEAKER_SETUP_HEIGHT_ALL     (AK_SPEAKER_SETUP_HEIGHT_5 | AK_SPEAKER_HEIGHT_BACK_CENTER)                                                                     ///< All height speaker layer.
00080 
00081 // Auro speaker setups
00082 #define AK_SPEAKER_SETUP_AURO_222           (AK_SPEAKER_SETUP_4         | AK_SPEAKER_HEIGHT_FRONT_LEFT  | AK_SPEAKER_HEIGHT_FRONT_RIGHT)    ///< Auro-222 setup channel mask
00083 #define AK_SPEAKER_SETUP_AURO_8             (AK_SPEAKER_SETUP_AURO_222  | AK_SPEAKER_HEIGHT_BACK_LEFT   | AK_SPEAKER_HEIGHT_BACK_RIGHT)     ///< Auro-8 setup channel mask
00084 #define AK_SPEAKER_SETUP_AURO_9             (AK_SPEAKER_SETUP_AURO_8    | AK_SPEAKER_FRONT_CENTER)                                          ///< Auro-9.0 setup channel mask
00085 #define AK_SPEAKER_SETUP_AURO_9POINT1       (AK_SPEAKER_SETUP_AURO_9    | AK_SPEAKER_LOW_FREQUENCY)                                         ///< Auro-9.1 setup channel mask
00086 #define AK_SPEAKER_SETUP_AURO_10            (AK_SPEAKER_SETUP_AURO_9    | AK_SPEAKER_TOP)                                                   ///< Auro-10.0 setup channel mask       
00087 #define AK_SPEAKER_SETUP_AURO_10POINT1      (AK_SPEAKER_SETUP_AURO_10   | AK_SPEAKER_LOW_FREQUENCY)                                         ///< Auro-10.1 setup channel mask   
00088 #define AK_SPEAKER_SETUP_AURO_11            (AK_SPEAKER_SETUP_AURO_10   | AK_SPEAKER_HEIGHT_FRONT_CENTER)                                   ///< Auro-11.0 setup channel mask
00089 #define AK_SPEAKER_SETUP_AURO_11POINT1      (AK_SPEAKER_SETUP_AURO_11   | AK_SPEAKER_LOW_FREQUENCY)                                         ///< Auro-11.1 setup channel mask   
00090 #define AK_SPEAKER_SETUP_AURO_11_740        (AK_SPEAKER_SETUP_7         | AK_SPEAKER_SETUP_HEIGHT_4)                                        ///< Auro-11.0 (7+4) setup channel mask
00091 #define AK_SPEAKER_SETUP_AURO_11POINT1_740  (AK_SPEAKER_SETUP_AURO_11_740   | AK_SPEAKER_LOW_FREQUENCY)                                     ///< Auro-11.1 (7+4) setup channel mask
00092 #define AK_SPEAKER_SETUP_AURO_13_751        (AK_SPEAKER_SETUP_7         | AK_SPEAKER_SETUP_HEIGHT_5 | AK_SPEAKER_TOP)                       ///< Auro-13.0 setup channel mask
00093 #define AK_SPEAKER_SETUP_AURO_13POINT1_751  (AK_SPEAKER_SETUP_AURO_13_751   | AK_SPEAKER_LOW_FREQUENCY)                                     ///< Auro-13.1 setup channel mask
00094 
00095 // Dolby speaker setups: in Dolby nomenclature, [#plane].[lfe].[#height]
00096 #define AK_SPEAKER_SETUP_DOLBY_5_0_2        (AK_SPEAKER_SETUP_5         | AK_SPEAKER_HEIGHT_FRONT_LEFT  | AK_SPEAKER_HEIGHT_FRONT_RIGHT )   ///< Dolby 5.0.2 setup channel mask
00097 #define AK_SPEAKER_SETUP_DOLBY_5_1_2        (AK_SPEAKER_SETUP_DOLBY_5_0_2   | AK_SPEAKER_LOW_FREQUENCY )                                    ///< Dolby 5.1.2 setup channel mask
00098 #define AK_SPEAKER_SETUP_DOLBY_6_0_2        (AK_SPEAKER_SETUP_6         | AK_SPEAKER_HEIGHT_FRONT_LEFT  | AK_SPEAKER_HEIGHT_FRONT_RIGHT )   ///< Dolby 6.0.2 setup channel mask
00099 #define AK_SPEAKER_SETUP_DOLBY_6_1_2        (AK_SPEAKER_SETUP_DOLBY_6_0_2   | AK_SPEAKER_LOW_FREQUENCY )                                    ///< Dolby 6.1.2 setup channel mask
00100 #define AK_SPEAKER_SETUP_DOLBY_6_0_4        (AK_SPEAKER_SETUP_DOLBY_6_0_2   | AK_SPEAKER_HEIGHT_BACK_LEFT | AK_SPEAKER_HEIGHT_BACK_RIGHT )  ///< Dolby 6.0.4 setup channel mask
00101 #define AK_SPEAKER_SETUP_DOLBY_6_1_4        (AK_SPEAKER_SETUP_DOLBY_6_0_4   | AK_SPEAKER_LOW_FREQUENCY )                                    ///< Dolby 6.1.4 setup channel mask
00102 #define AK_SPEAKER_SETUP_DOLBY_7_0_2        (AK_SPEAKER_SETUP_7         | AK_SPEAKER_HEIGHT_FRONT_LEFT  | AK_SPEAKER_HEIGHT_FRONT_RIGHT )   ///< Dolby 7.0.2 setup channel mask
00103 #define AK_SPEAKER_SETUP_DOLBY_7_1_2        (AK_SPEAKER_SETUP_DOLBY_7_0_2   | AK_SPEAKER_LOW_FREQUENCY )                                    ///< Dolby 7.1.2 setup channel mask
00104 #define AK_SPEAKER_SETUP_DOLBY_7_0_4        (AK_SPEAKER_SETUP_DOLBY_7_0_2   | AK_SPEAKER_HEIGHT_BACK_LEFT | AK_SPEAKER_HEIGHT_BACK_RIGHT )  ///< Dolby 7.0.4 setup channel mask
00105 #define AK_SPEAKER_SETUP_DOLBY_7_1_4        (AK_SPEAKER_SETUP_DOLBY_7_0_4   | AK_SPEAKER_LOW_FREQUENCY )                                    ///< Dolby 7.1.4 setup channel mask
00106 
00107 #define AK_SPEAKER_SETUP_ALL_SPEAKERS       (AK_SPEAKER_SETUP_7POINT1 | AK_SPEAKER_BACK_CENTER | AK_SPEAKER_SETUP_HEIGHT_ALL | AK_SPEAKER_TOP)  ///< All speakers.
00108 
00109 // Channel indices.
00110 // ------------------------------------------------
00111 
00112 // Channel indices for standard setups on the plane.
00113 #define AK_IDX_SETUP_FRONT_LEFT             (0) ///< Index of front-left channel in all configurations.
00114 #define AK_IDX_SETUP_FRONT_RIGHT            (1) ///< Index of front-right channel in all configurations.
00115 #define AK_IDX_SETUP_CENTER                 (2) ///< Index of front-center channel in all configurations.
00116 
00117 #define AK_IDX_SETUP_NOCENTER_BACK_LEFT     (2) ///< Index of back-left channel in configurations with no front-center channel.
00118 #define AK_IDX_SETUP_NOCENTER_BACK_RIGHT    (3) ///< Index of back-right channel in configurations with no front-center channel.
00119 #define AK_IDX_SETUP_NOCENTER_SIDE_LEFT     (4) ///< Index of side-left channel in configurations with no front-center channel.
00120 #define AK_IDX_SETUP_NOCENTER_SIDE_RIGHT    (5) ///< Index of side-right channel in configurations with no front-center channel.
00121 
00122 #define AK_IDX_SETUP_WITHCENTER_BACK_LEFT   (3) ///< Index of back-left channel in configurations with a front-center channel.
00123 #define AK_IDX_SETUP_WITHCENTER_BACK_RIGHT  (4) ///< Index of back-right channel in configurations with a front-center channel.
00124 #define AK_IDX_SETUP_WITHCENTER_SIDE_LEFT   (5) ///< Index of side-left channel in configurations with a front-center channel.
00125 #define AK_IDX_SETUP_WITHCENTER_SIDE_RIGHT  (6) ///< Index of side-right channel in configurations with a front-center channel.
00126 
00127 // Channel indices for specific setups.
00128 #define AK_IDX_SETUP_0_LFE          (0) ///< Index of low-frequency channel in 0.1 setup (use with AkAudioBuffer::GetChannel())
00129 
00130 #define AK_IDX_SETUP_1_CENTER       (0) ///< Index of center channel in 1.x setups (use with AkAudioBuffer::GetChannel())
00131 #define AK_IDX_SETUP_1_LFE          (1) ///< Index of low-frequency channel in 1.1 setup (use with AkAudioBuffer::GetChannel())
00132 
00133 #define AK_IDX_SETUP_2_LEFT         (0) ///< Index of left channel in 2.x setups (use with AkAudioBuffer::GetChannel())
00134 #define AK_IDX_SETUP_2_RIGHT        (1) ///< Index of right channel in 2.x setups (use with AkAudioBuffer::GetChannel())
00135 #define AK_IDX_SETUP_2_LFE          (2) ///< Index of low-frequency channel in 2.1 setup (use with AkAudioBuffer::GetChannel())
00136 
00137 #define AK_IDX_SETUP_3_LEFT         (0) ///< Index of left channel in 3.x setups (use with AkAudioBuffer::GetChannel())
00138 #define AK_IDX_SETUP_3_RIGHT        (1) ///< Index of right channel in 3.x setups (use with AkAudioBuffer::GetChannel())
00139 #define AK_IDX_SETUP_3_CENTER       (2) ///< Index of center channel in 3.x setups (use with AkAudioBuffer::GetChannel())
00140 #define AK_IDX_SETUP_3_LFE          (3) ///< Index of low-frequency channel in 3.1 setup (use with AkAudioBuffer::GetChannel())
00141 
00142 #define AK_IDX_SETUP_4_FRONTLEFT    (0) ///< Index of front left channel in 4.x setups (use with AkAudioBuffer::GetChannel())
00143 #define AK_IDX_SETUP_4_FRONTRIGHT   (1) ///< Index of front right channel in 4.x setups (use with AkAudioBuffer::GetChannel())
00144 #define AK_IDX_SETUP_4_REARLEFT     (2) ///< Index of rear left channel in 4.x setups (use with AkAudioBuffer::GetChannel())
00145 #define AK_IDX_SETUP_4_REARRIGHT    (3) ///< Index of rear right channel in 4.x setups (use with AkAudioBuffer::GetChannel())
00146 #define AK_IDX_SETUP_4_LFE          (4) ///< Index of low-frequency channel in 4.1 setup (use with AkAudioBuffer::GetChannel())
00147 
00148 #define AK_IDX_SETUP_5_FRONTLEFT    (0) ///< Index of front left channel in 5.x setups (use with AkAudioBuffer::GetChannel())
00149 #define AK_IDX_SETUP_5_FRONTRIGHT   (1) ///< Index of front right channel in 5.x setups (use with AkAudioBuffer::GetChannel())
00150 #define AK_IDX_SETUP_5_CENTER       (2) ///< Index of center channel in 5.x setups (use with AkAudioBuffer::GetChannel())
00151 #define AK_IDX_SETUP_5_REARLEFT     (3) ///< Index of rear left channel in 5.x setups (use with AkAudioBuffer::GetChannel())
00152 #define AK_IDX_SETUP_5_REARRIGHT    (4) ///< Index of rear right channel in 5.x setups (use with AkAudioBuffer::GetChannel())
00153 #define AK_IDX_SETUP_5_LFE          (5) ///< Index of low-frequency channel in 5.1 setup (use with AkAudioBuffer::GetChannel())
00154 
00155 #ifdef AK_71AUDIO
00156 #define AK_IDX_SETUP_6_FRONTLEFT    (0) ///< Index of front left channel in 6.x setups (use with AkAudioBuffer::GetChannel())
00157 #define AK_IDX_SETUP_6_FRONTRIGHT   (1) ///< Index of front right channel in 6x setups (use with AkAudioBuffer::GetChannel())
00158 #define AK_IDX_SETUP_6_REARLEFT     (2) ///< Index of rear left channel in 6.x setups (use with AkAudioBuffer::GetChannel())
00159 #define AK_IDX_SETUP_6_REARRIGHT    (3) ///< Index of rear right channel in 6.x setups (use with AkAudioBuffer::GetChannel())
00160 #define AK_IDX_SETUP_6_SIDELEFT     (4) ///< Index of side left channel in 6.x setups (use with AkAudioBuffer::GetChannel())
00161 #define AK_IDX_SETUP_6_SIDERIGHT    (5) ///< Index of side right channel in 6.x setups (use with AkAudioBuffer::GetChannel())
00162 #define AK_IDX_SETUP_6_LFE          (6) ///< Index of low-frequency channel in 6.1 setup (use with AkAudioBuffer::GetChannel())
00163 
00164 #define AK_IDX_SETUP_7_FRONTLEFT    (0) ///< Index of front left channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00165 #define AK_IDX_SETUP_7_FRONTRIGHT   (1) ///< Index of front right channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00166 #define AK_IDX_SETUP_7_CENTER       (2) ///< Index of center channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00167 #define AK_IDX_SETUP_7_REARLEFT     (3) ///< Index of rear left channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00168 #define AK_IDX_SETUP_7_REARRIGHT    (4) ///< Index of rear right channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00169 #define AK_IDX_SETUP_7_SIDELEFT     (5) ///< Index of side left channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00170 #define AK_IDX_SETUP_7_SIDERIGHT    (6) ///< Index of side right channel in 7.x setups (use with AkAudioBuffer::GetChannel())
00171 #define AK_IDX_SETUP_7_LFE          (7) ///< Index of low-frequency channel in 7.1 setup (use with AkAudioBuffer::GetChannel())
00172 #endif
00173 
00174 //
00175 // Extra speaker setups. This is a more exhaustive list of speaker setups, which might not all be supported
00176 // by the Wwise Sound Engine audio pipeline.
00177 //
00178 
00179 #define AK_SPEAKER_SETUP_0_1        ( AK_SPEAKER_LOW_FREQUENCY )                            //0.1
00180 #define AK_SPEAKER_SETUP_1_0        ( AK_SPEAKER_FRONT_LEFT )                               //1.0 (L)
00181 #define AK_SPEAKER_SETUP_1_1        ( AK_SPEAKER_FRONT_LEFT | AK_SPEAKER_LOW_FREQUENCY )    //1.1 (L)
00182 
00183 #define AK_SPEAKER_SETUP_1_0_CENTER ( AK_SPEAKER_FRONT_CENTER )                         //1.0 (C)
00184 #define AK_SPEAKER_SETUP_1_1_CENTER ( AK_SPEAKER_FRONT_CENTER   | AK_SPEAKER_LOW_FREQUENCY )    //1.1 (C)
00185 
00186 #define AK_SPEAKER_SETUP_2_0        ( AK_SPEAKER_FRONT_LEFT | AK_SPEAKER_FRONT_RIGHT )                          //2.0
00187 #define AK_SPEAKER_SETUP_2_1        ( AK_SPEAKER_FRONT_LEFT | AK_SPEAKER_FRONT_RIGHT | AK_SPEAKER_LOW_FREQUENCY )   //2.1
00188 
00189 #define AK_SPEAKER_SETUP_3_0        ( AK_SPEAKER_FRONT_LEFT | AK_SPEAKER_FRONT_RIGHT | AK_SPEAKER_FRONT_CENTER )    //3.0
00190 #define AK_SPEAKER_SETUP_3_1        ( AK_SPEAKER_SETUP_3_0  | AK_SPEAKER_LOW_FREQUENCY )    //3.1
00191 
00192 #define AK_SPEAKER_SETUP_FRONT      ( AK_SPEAKER_SETUP_3_0 )
00193 
00194 #define AK_SPEAKER_SETUP_4_0        ( AK_SPEAKER_SETUP_4 )
00195 #define AK_SPEAKER_SETUP_4_1        ( AK_SPEAKER_SETUP_4POINT1 )
00196 #define AK_SPEAKER_SETUP_5_0        ( AK_SPEAKER_SETUP_5 )
00197 #define AK_SPEAKER_SETUP_5_1        ( AK_SPEAKER_SETUP_5POINT1 )
00198 
00199 #define AK_SPEAKER_SETUP_6_0        ( AK_SPEAKER_SETUP_6 )
00200 #define AK_SPEAKER_SETUP_6_1        ( AK_SPEAKER_SETUP_6POINT1 )
00201 #define AK_SPEAKER_SETUP_7_0        ( AK_SPEAKER_SETUP_7 )
00202 #define AK_SPEAKER_SETUP_7_1        ( AK_SPEAKER_SETUP_7POINT1 )
00203 
00204 // Per-platform standard/largest setup definitions.
00205 #if defined(AK_71AUDIO)
00206 #define AK_SPEAKER_SETUP_DEFAULT_PLANE          (AK_SPEAKER_SETUP_7POINT1)  ///< All speakers on the plane, supported on this platform.
00207 #define AK_SUPPORTED_STANDARD_CHANNEL_MASK      (AK_SPEAKER_SETUP_ALL_SPEAKERS) ///< Platform supports all standard channels.
00208 #define AK_STANDARD_MAX_NUM_CHANNELS            (8)                         ///< Legacy: Platform supports at least 7.1
00209 #elif defined(AK_LFECENTER) && defined(AK_REARCHANNELS)
00210 #define AK_SPEAKER_SETUP_DEFAULT_PLANE          (AK_SPEAKER_SETUP_5POINT1)  ///< All speakers on the plane, supported on this platform.
00211 #define AK_SUPPORTED_STANDARD_CHANNEL_MASK      (AK_SPEAKER_SETUP_DEFAULT_PLANE)    ///< Platform supports 5.1
00212 #define AK_VOICE_MAX_NUM_CHANNELS               (6)                         ///< Legacy: Platform supports up to 5.1 configuration.
00213 #define AK_STANDARD_MAX_NUM_CHANNELS            (AK_VOICE_MAX_NUM_CHANNELS) ///< Legacy: Platform supports 5.1
00214 #elif defined(AK_REARCHANNELS)
00215 #ifdef AK_WII
00216 #define AK_SPEAKER_SETUP_DEFAULT_PLANE  (AK_SPEAKER_SETUP_DPL2 | AK_SPEAKER_FRONT_CENTER)   ///< All speakers on the plane, supported on this platform.
00217 #define AK_VOICE_MAX_NUM_CHANNELS       (2)                         ///< Legacy: Platform supports up to stereo configuration.
00218 #else
00219 #define AK_SPEAKER_SETUP_DEFAULT_PLANE  (AK_SPEAKER_SETUP_4 | AK_SPEAKER_FRONT_CENTER)      ///< All speakers on the plane, supported on this platform.
00220 #define AK_VOICE_MAX_NUM_CHANNELS       (4)                         ///< Legacy: Platform supports up to 4.0 configuration.
00221 #endif
00222 #define AK_SUPPORTED_STANDARD_CHANNEL_MASK  (AK_SPEAKER_SETUP_DEFAULT_PLANE)    ///< Most complete speaker configuration supported on this platform.
00223 #else 
00224 #define AK_SPEAKER_SETUP_DEFAULT_PLANE          (AK_SPEAKER_SETUP_STEREO | AK_SPEAKER_FRONT_CENTER) ///< All speakers on the plane, supported on this platform.
00225 #define AK_SUPPORTED_STANDARD_CHANNEL_MASK      (AK_SPEAKER_SETUP_STEREO)   ///< Most complete speaker configuration supported on this platform.
00226 #define AK_VOICE_MAX_NUM_CHANNELS               (2)                         ///< Legacy: Platform supports up to stereo configuration.
00227 #define AK_STANDARD_MAX_NUM_CHANNELS            (AK_VOICE_MAX_NUM_CHANNELS) ///< Legacy: Platform supports stereo.
00228 
00229 #endif
00230 
00231 // Helpers.
00232 inline void AK_SPEAKER_SETUP_FIX_LEFT_TO_CENTER( AkUInt32 &io_uChannelMask )
00233 {
00234     if( !(io_uChannelMask & AK_SPEAKER_FRONT_CENTER) 
00235         && !(io_uChannelMask & AK_SPEAKER_FRONT_RIGHT)
00236         && (io_uChannelMask & AK_SPEAKER_FRONT_LEFT) )
00237     {
00238         io_uChannelMask &= ~AK_SPEAKER_FRONT_LEFT;      // remove left
00239         io_uChannelMask |= AK_SPEAKER_FRONT_CENTER; // add center
00240     }
00241 }
00242 
00243 inline void AK_SPEAKER_SETUP_FIX_REAR_TO_SIDE( AkUInt32 &io_uChannelMask )
00244 {
00245     if( io_uChannelMask & ( AK_SPEAKER_BACK_LEFT ) && !( io_uChannelMask & AK_SPEAKER_SIDE_LEFT ) )
00246     {
00247         io_uChannelMask &= ~( AK_SPEAKER_BACK_LEFT | AK_SPEAKER_BACK_RIGHT );   // remove rears
00248         io_uChannelMask |= ( AK_SPEAKER_SIDE_LEFT | AK_SPEAKER_SIDE_RIGHT );    // add sides
00249     }
00250 }
00251 
00252 inline void AK_SPEAKER_SETUP_CONVERT_TO_SUPPORTED( AkUInt32 &io_uChannelMask )
00253 {
00254     AK_SPEAKER_SETUP_FIX_LEFT_TO_CENTER( io_uChannelMask );
00255     AK_SPEAKER_SETUP_FIX_REAR_TO_SIDE( io_uChannelMask );
00256 }
00257 
00272 
00273 namespace AK
00274 {
00275 
00277 static inline AkUInt8 ChannelMaskToNumChannels( AkChannelMask in_uChannelMask )
00278 {
00279     AkUInt8 num = 0;
00280     while( in_uChannelMask ){ ++num; in_uChannelMask &= in_uChannelMask-1; } // iterate max once per channel.
00281     return num;
00282 }
00283 
00286 static inline AkChannelMask ChannelMaskFromNumChannels( unsigned int in_uNumChannels )
00287 {
00288     AkChannelMask uChannelMask = 0;
00289 
00290     switch ( in_uNumChannels )
00291     {
00292     case 1:
00293         uChannelMask = AK_SPEAKER_SETUP_1_0_CENTER;
00294         break;
00295     case 2:
00296         uChannelMask = AK_SPEAKER_SETUP_2_0;
00297         break;
00298     case 3:
00299         uChannelMask = AK_SPEAKER_SETUP_2_1;
00300         break;
00301     case 4:
00302         uChannelMask = AK_SPEAKER_SETUP_4_0;
00303         break;
00304     case 5:
00305         uChannelMask = AK_SPEAKER_SETUP_5_0;
00306         break;
00307     case 6:
00308         uChannelMask = AK_SPEAKER_SETUP_5_1;
00309         break;
00310     case 7:
00311         uChannelMask = AK_SPEAKER_SETUP_7;
00312         break;
00313     case 8:
00314         uChannelMask = AK_SPEAKER_SETUP_7POINT1;
00315         break;
00316     }
00317 
00318     return uChannelMask;
00319 }
00320 
00323 static inline AkUInt8 ChannelBitToIndex(AkChannelMask in_uChannelBit, AkChannelMask in_uChannelMask)
00324 {
00325 #ifdef AKASSERT
00326     AKASSERT(ChannelMaskToNumChannels(in_uChannelBit) == 1);
00327 #endif
00328     if (in_uChannelBit == AK_SPEAKER_LOW_FREQUENCY)
00329         return ChannelMaskToNumChannels(in_uChannelMask) - 1;
00330     return ChannelMaskToNumChannels(in_uChannelMask & ((in_uChannelBit & ~AK_SPEAKER_LOW_FREQUENCY) - 1));
00331 }
00332 
00335 AkForceInline bool HasLFE(AkChannelMask in_uChannelMask)
00336 {
00337     return (in_uChannelMask & AK_SPEAKER_LOW_FREQUENCY) > 0;
00338 }
00339 
00344 AkForceInline bool HasCenter(AkChannelMask in_uChannelMask)
00345 {
00346     // All supported non-mono configurations have an AK_SPEAKER_FRONT_LEFT.
00347     return (in_uChannelMask & AK_SPEAKER_FRONT_CENTER) > 0;
00348 }
00349 
00353 AkForceInline AkUInt32 GetNumberOfAnglesForConfig(AkChannelMask in_uChannelMask)
00354 {
00355 #ifdef AKASSERT
00356     AKASSERT((in_uChannelMask & ~AK_SPEAKER_SETUP_DEFAULT_PLANE) == 0);
00357 #endif
00358 
00359     // LFE is irrelevant.
00360     in_uChannelMask &= ~AK_SPEAKER_LOW_FREQUENCY;
00361     // Center speaker is always in the center and thus does not require an angle.
00362     in_uChannelMask &= ~AK_SPEAKER_FRONT_CENTER;
00363     // We should have complete pairs at this point, unless there is a speaker at 180 degrees, 
00364     // in which case we need one more angle to specify it.
00365 #ifdef AKASSERT
00366     AKASSERT((in_uChannelMask & AK_SPEAKER_BACK_CENTER) || ((ChannelMaskToNumChannels(in_uChannelMask) % 2) == 0));
00367 #endif
00368     return ChannelMaskToNumChannels(in_uChannelMask) >> 1;
00369 }
00370 
00372 enum AkChannelOrdering
00373 {
00374     ChannelOrdering_Standard,   // L-R-C-LFE-RL-RR-RC-SL-SR-HL-HR-HC-HRL-HRR-HRC-T
00375     ChannelOrdering_RunTime     // L-R-C-RL-RR-RC-SL-SR-HL-HR-HC-HRL-HRR-HRC-T-LFE
00376 };
00377 
00380 AkForceInline bool HasSurroundChannels( AkChannelMask in_uChannelMask )
00381 {
00382     return ( in_uChannelMask & AK_SPEAKER_BACK_LEFT || in_uChannelMask & AK_SPEAKER_SIDE_LEFT );
00383 }
00384 
00388 AkForceInline bool HasStrictlyOnePairOfSurroundChannels( AkChannelMask in_uChannelMask )
00389 {
00390     return ( ( ( in_uChannelMask & AK_SPEAKER_BACK_LEFT ) != 0 ) ^ ( ( in_uChannelMask & AK_SPEAKER_SIDE_LEFT ) != 0 ) );
00391 }
00392 
00396 AkForceInline bool HasSideAndRearChannels( AkChannelMask in_uChannelMask )
00397 {
00398     return ( in_uChannelMask & AK_SPEAKER_BACK_LEFT && in_uChannelMask & AK_SPEAKER_SIDE_LEFT );
00399 }
00400 
00402 AkForceInline bool HasHeightChannels(AkChannelMask in_uChannelMask)
00403 {
00404     return (in_uChannelMask & ~AK_SPEAKER_SETUP_DEFAULT_PLANE) > 0;
00405 }
00406 
00409 AkForceInline AkChannelMask BackToSideChannels( AkChannelMask in_uChannelMask )
00410 {
00411     if ( HasStrictlyOnePairOfSurroundChannels( in_uChannelMask ) )
00412     {
00413         in_uChannelMask &= ~( AK_SPEAKER_BACK_LEFT | AK_SPEAKER_BACK_RIGHT );   // remove rears
00414         in_uChannelMask |= ( AK_SPEAKER_SIDE_LEFT | AK_SPEAKER_SIDE_RIGHT );    // add sides
00415     }
00416     return in_uChannelMask;
00417 }
00418 
00423 static inline unsigned int StdChannelIndexToDisplayIndex( AkChannelOrdering in_eOrdering, unsigned int in_uChannelMask, unsigned int in_uChannelIdx )
00424 {
00425     if ( in_eOrdering == ChannelOrdering_Standard )
00426     {
00427         unsigned int uNumChannelsFront = ChannelMaskToNumChannels( in_uChannelMask & AK_SPEAKER_SETUP_FRONT );
00428         if ( ( in_uChannelMask & AK_SPEAKER_LOW_FREQUENCY )
00429             && ( in_uChannelIdx == uNumChannelsFront ) )
00430         {
00431             // Lfe. Return penultimate channel.
00432             in_uChannelIdx = ChannelMaskToNumChannels( in_uChannelMask ) - 1;
00433         }
00434         else if ( in_uChannelIdx >= uNumChannelsFront ) // strictly greater than uNumChannelsFront (lfe index) if lfe is present, greater or equal otherwise.
00435         {
00436             // Back channel. Return index or index-1 if there is an LFE (uLfeOffset==1).
00437             unsigned int uLfeOffset = ( in_uChannelMask & AK_SPEAKER_LOW_FREQUENCY ) ? 1 : 0;
00438 
00439             // 6-7.x: Need to swap back and sides.
00440             if ( HasSideAndRearChannels( in_uChannelMask ) )
00441             {
00442                 unsigned int uRearIdx = uNumChannelsFront + uLfeOffset;
00443                 unsigned int uSideIdx = uRearIdx + 2;
00444                 unsigned int uAfterSideIdx = uSideIdx + 2;
00445                 if ( in_uChannelIdx < uAfterSideIdx )
00446                 {               
00447                     if ( in_uChannelIdx >= uSideIdx )
00448                         in_uChannelIdx -= 2;    // input is side, swap it with back.
00449                     else
00450                         in_uChannelIdx += 2;    // input is back, swap it with side.
00451                 }
00452             }
00453             in_uChannelIdx -= uLfeOffset;   // compensate for LFE if it was skipped above.
00454         }
00455     }
00456     else
00457     {
00458         // 6-7.x: Need to swap back and sides.
00459         if ( HasSideAndRearChannels( in_uChannelMask ) )
00460         {
00461             unsigned int uRearIdx = ChannelMaskToNumChannels( in_uChannelMask & AK_SPEAKER_SETUP_FRONT );
00462             unsigned int uMaxIdx = uRearIdx + 4;    // Side and rear channels.
00463 
00464             if ( in_uChannelIdx >= uRearIdx  
00465                 && in_uChannelIdx < uMaxIdx )
00466             {
00467                 // Surround channel (not LFE).
00468                 unsigned int uSideIdx = uRearIdx + 2;
00469                 if ( in_uChannelIdx >= uSideIdx )
00470                     in_uChannelIdx -= 2;    // input is side, swap it with back.
00471                 else
00472                     in_uChannelIdx += 2;    // input is back, swap it with side.
00473             }
00474         }
00475     }
00476 
00477     return in_uChannelIdx;
00478 }
00479 
00480 } // namespace AK
00481 
00483 enum AkChannelConfigType
00484 {
00485     AK_ChannelConfigType_Anonymous = 0x0,   
00486     AK_ChannelConfigType_Standard = 0x1,    
00487     AK_ChannelConfigType_Ambisonic = 0x2    
00488 };
00489 
00509 struct AkChannelConfig
00510 {
00511     // Channel config: 
00512     // - uChannelMask is a bit field, whose channel identifiers depend on AkChannelConfigType (up to 20). Channel bits are defined in AkSpeakerConfig.h.
00513     // - eConfigType is a code that completes the identification of channels by uChannelMask.
00514     // - uNumChannels is the number of channels, identified (deduced from channel mask) or anonymous (set directly). 
00515     AkUInt32    uNumChannels : 8;   
00516     AkUInt32    eConfigType : 4;    
00517     AkUInt32    uChannelMask : 20;
00518 
00520     AkForceInline AkChannelConfig()
00521         : uNumChannels(0)
00522         , eConfigType(0)
00523         , uChannelMask(0)
00524     {
00525     }
00526 
00528     AkForceInline AkChannelConfig(AkUInt32 in_uNumChannels, AkUInt32 in_uChannelMask)
00529     {
00530         // Input arguments should be consistent.
00531         SetStandardOrAnonymous(in_uNumChannels, in_uChannelMask);
00532     }
00533 
00535     AkForceInline bool operator!=(AkUInt32 in_uBitField)
00536     {
00537         return (*((AkUInt32*)this) != in_uBitField);
00538     }
00539 
00541     AkForceInline void Clear()
00542     {
00543         uNumChannels = 0;
00544         eConfigType = 0;
00545         uChannelMask = 0;
00546     }
00547 
00549     AkForceInline void SetStandard(AkUInt32 in_uChannelMask)
00550     {
00551         uNumChannels = AK::ChannelMaskToNumChannels(in_uChannelMask);
00552         eConfigType = AK_ChannelConfigType_Standard;
00553         uChannelMask = in_uChannelMask;
00554     }
00555 
00557     AkForceInline void SetStandardOrAnonymous(AkUInt32 in_uNumChannels, AkUInt32 in_uChannelMask)
00558     {
00559 #ifdef AKASSERT
00560         AKASSERT(in_uChannelMask == 0 || in_uNumChannels == AK::ChannelMaskToNumChannels(in_uChannelMask));
00561 #endif
00562         uNumChannels = in_uNumChannels;
00563         eConfigType = (in_uChannelMask) ? AK_ChannelConfigType_Standard : AK_ChannelConfigType_Anonymous;
00564         uChannelMask = in_uChannelMask;
00565     }
00566 
00568     AkForceInline void SetAnonymous(AkUInt32 in_uNumChannels)
00569     {
00570         uNumChannels = in_uNumChannels;
00571         eConfigType = AK_ChannelConfigType_Anonymous;
00572         uChannelMask = 0;
00573     }
00574 
00576     AkForceInline void SetAmbisonic(AkUInt32 in_uNumChannels)
00577     {
00578         uNumChannels = in_uNumChannels;
00579         eConfigType = AK_ChannelConfigType_Ambisonic;
00580         uChannelMask = 0;
00581     }
00582 
00584     AkForceInline bool IsValid() const
00585     {
00586         return uNumChannels != 0;
00587     }
00588 
00590     AkForceInline AkUInt32 Serialize() const
00591     {
00592         return uNumChannels | (eConfigType << 8) | (uChannelMask << 12);
00593     }
00594 
00596     AkForceInline void Deserialize(AkUInt32 in_uChannelConfig)
00597     {
00598         uNumChannels = in_uChannelConfig & 0x000000ff;
00599         eConfigType = (in_uChannelConfig >> 8) & 0x0000000f;
00600         uChannelMask = (in_uChannelConfig >> 12) & 0x000fffff;
00601     }
00602 
00604     AkForceInline AkChannelConfig RemoveLFE() const
00605     {
00606         AkChannelConfig newConfig = *this;
00607 #ifdef AK_LFECENTER
00608         AkUInt32 uNewChannelMask = newConfig.uChannelMask & ~AK_SPEAKER_LOW_FREQUENCY;
00609         AkUInt32 uNumLFEChannel = (newConfig.uChannelMask - uNewChannelMask) >> 3; // 0 or 1
00610 #ifdef AKASSERT
00611         AKASSERT(uNumLFEChannel == 0 || uNumLFEChannel == 1);
00612 #endif
00613         newConfig.uNumChannels -= uNumLFEChannel;
00614         newConfig.uChannelMask = uNewChannelMask;
00615 #endif
00616         return newConfig;
00617     }
00618 
00620     AkForceInline AkChannelConfig RemoveCenter() const
00621     {
00622         AkChannelConfig newConfig = *this;
00623 #ifdef AK_LFECENTER
00624         AkUInt32 uNewChannelMask = newConfig.uChannelMask & ~AK_SPEAKER_FRONT_CENTER;
00625         AkUInt32 uNumCenterChannel = (newConfig.uChannelMask - uNewChannelMask) >> 2;   // 0 or 1.
00626 #ifdef AKASSERT
00627         AKASSERT(uNumCenterChannel == 0 || uNumCenterChannel == 1);
00628 #endif
00629         newConfig.uNumChannels -= uNumCenterChannel;
00630         newConfig.uChannelMask = uNewChannelMask;
00631 #endif
00632         return newConfig;
00633     }
00634 
00636     AkForceInline bool operator==(const AkChannelConfig & in_other) const
00637     {
00638         return uNumChannels == in_other.uNumChannels
00639             && eConfigType == in_other.eConfigType
00640             && uChannelMask == in_other.uChannelMask;
00641     }
00642 
00644     AkForceInline bool operator!=(const AkChannelConfig & in_other) const
00645     {
00646         return uNumChannels != in_other.uNumChannels
00647             || eConfigType != in_other.eConfigType
00648             || uChannelMask != in_other.uChannelMask;
00649     }
00650 
00653     AkForceInline bool IsChannelConfigSupported() const
00654     {
00655 #ifdef AK_71AUDIO
00656         return true;
00657 #else
00658         if (eConfigType == AK_ChannelConfigType_Standard)
00659         {
00660             switch (uChannelMask)
00661             {
00662             case AK_SPEAKER_SETUP_MONO:
00663             case AK_SPEAKER_SETUP_STEREO:
00664 #ifdef AK_LFECENTER
00665             case AK_SPEAKER_SETUP_0POINT1:
00666             case AK_SPEAKER_SETUP_1POINT1:
00667             case AK_SPEAKER_SETUP_2POINT1:
00668             case AK_SPEAKER_SETUP_3STEREO:
00669             case AK_SPEAKER_SETUP_3POINT1:
00670 #ifdef AK_REARCHANNELS
00671             case AK_SPEAKER_SETUP_4:
00672             case AK_SPEAKER_SETUP_4POINT1:
00673             case AK_SPEAKER_SETUP_5:
00674             case AK_SPEAKER_SETUP_5POINT1:
00675 #endif
00676 #endif
00677                 return true;
00678             }
00679         }
00680         return false;
00681 #endif
00682     }
00683 
00686     AkForceInline bool HasLFE() const
00687     {
00688 #ifdef AK_LFECENTER
00689         return AK::HasLFE(uChannelMask);
00690 #else
00691         return false;
00692 #endif
00693     }
00694 
00699     AkForceInline bool HasCenter() const
00700     {
00701 #ifdef AK_LFECENTER
00702         return AK::HasCenter(uChannelMask);
00703 #else
00704         return false;
00705 #endif
00706     }
00707 };
00708 
00709 #endif //_AK_SPEAKERCONFIG_H_

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