#ifndef _CAFCHANNELFORMATS_H_ #define _CAFCHANNELFORMATS_H_ // from CoreAudioBaseTypes.h in the ios sdk, good luck finding it online enum { // these are identical to the WAVEFORMATEXTENSIBLE bitmask kAudioChannelBit_Left = (1U<<0), // WAVEXT: SPEAKER_FRONT_LEFT kAudioChannelBit_Right = (1U<<1), // WAVEXT: SPEAKER_FRONT_RIGHT kAudioChannelBit_Center = (1U<<2), // WAVEXT: SPEAKER_FRONT_CENTER kAudioChannelBit_LFEScreen = (1U<<3), // WAVEXT: SPEAKER_LOW_FREQUENCY kAudioChannelBit_LeftSurround = (1U<<4), // WAVEXT: SPEAKER_BACK_LEFT kAudioChannelBit_RightSurround = (1U<<5), // WAVEXT: SPEAKER_BACK_RIGHT kAudioChannelBit_LeftCenter = (1U<<6), // WAVEXT: SPEAKER_FRONT_LEFT_OF_CENTER kAudioChannelBit_RightCenter = (1U<<7), // WAVEXT: SPEAKER_FROM_RIGHT_OF_CENTER kAudioChannelBit_CenterSurround = (1U<<8), // WAVEXT: SPEAKER_BACK_CENTER kAudioChannelBit_LeftSurroundDirect = (1U<<9), // WAVEXT: SPEAKER_SIDE_LEFT kAudioChannelBit_RightSurroundDirect = (1U<<10), // WAVEXT: SPEAKER_SIDE_RIGHT kAudioChannelBit_TopCenterSurround = (1U<<11), // WAVEXT: SPEAKER_TOP_CENTER kAudioChannelBit_VerticalHeightLeft = (1U<<12), // WAVEXT: SPEAKER_TOP_FRONT_LEFT kAudioChannelBit_VerticalHeightCenter = (1U<<13), // WAVEXT: SPEAKER_TOP_FRONT_CENTER kAudioChannelBit_VerticalHeightRight = (1U<<14), // WAVEXT: SPEAKER_TOP_FRONT_RIGHT kAudioChannelBit_TopBackLeft = (1U<<15), // WAVEXT: SPEAKER_TOP_BACK_LEFT kAudioChannelBit_TopBackCenter = (1U<<16), // WAVEXT: SPEAKER_TOP_BACK_CENTER kAudioChannelBit_TopBackRight = (1U<<17), // WAVEXT: SPEAKER_TOP_BACK_RIGHT kAudioChannelBit_LeftTopFront = (1U<<18), kAudioChannelBit_CenterTopFront = (1U<<19), kAudioChannelBit_RightTopFront = (1U<<20), kAudioChannelBit_LeftTopMiddle = (1U<<21), kAudioChannelBit_CenterTopMiddle = (1U<<22), kAudioChannelBit_RightTopMiddle = (1U<<23), kAudioChannelBit_LeftTopRear = (1U<<24), kAudioChannelBit_CenterTopRear = (1U<<25), kAudioChannelBit_RightTopRear = (1U<<26), }; enum { // Some channel abbreviations used below: // L - left // R - right // C - center // Ls - left surround // Rs - right surround // Cs - center surround // Rls - rear left surround // Rrs - rear right surround // Lw - left wide // Rw - right wide // Lsd - left surround direct // Rsd - right surround direct // Lc - left center // Rc - right center // Ts - top surround // Vhl - vertical height left // Vhc - vertical height center // Vhr - vertical height right // Ltf - left top front // Ctf - center top front // Rtf - right top front // Ltm - left top middle // Ctm - center top middle // Rtm - right top middle // Ltr - left top rear // Ctr - center top rear // Rtr - right top rear // Lt - left matrix total. for matrix encoded stereo. // Rt - right matrix total. for matrix encoded stereo. // General layouts kAudioChannelLayoutTag_UseChannelDescriptions = (0U<<16) | 0, // use the array of AudioChannelDescriptions to define the mapping. kAudioChannelLayoutTag_UseChannelBitmap = (1U<<16) | 0, // use the bitmap to define the mapping. kAudioChannelLayoutTag_Mono = (100U<<16) | 1, // a standard mono stream kAudioChannelLayoutTag_Stereo = (101U<<16) | 2, // a standard stereo stream (L R) - implied playback kAudioChannelLayoutTag_StereoHeadphones = (102U<<16) | 2, // a standard stereo stream (L R) - implied headphone playback kAudioChannelLayoutTag_MatrixStereo = (103U<<16) | 2, // a matrix encoded stereo stream (Lt, Rt) kAudioChannelLayoutTag_MidSide = (104U<<16) | 2, // mid/side recording kAudioChannelLayoutTag_XY = (105U<<16) | 2, // coincident mic pair (often 2 figure 8's) kAudioChannelLayoutTag_Binaural = (106U<<16) | 2, // binaural stereo (left, right) kAudioChannelLayoutTag_Ambisonic_B_Format = (107U<<16) | 4, // W, X, Y, Z kAudioChannelLayoutTag_Quadraphonic = (108U<<16) | 4, // L R Ls Rs -- 90 degree speaker separation kAudioChannelLayoutTag_Pentagonal = (109U<<16) | 5, // L R Ls Rs C -- 72 degree speaker separation kAudioChannelLayoutTag_Hexagonal = (110U<<16) | 6, // L R Ls Rs C Cs -- 60 degree speaker separation kAudioChannelLayoutTag_Octagonal = (111U<<16) | 8, // L R Ls Rs C Cs Lw Rw -- 45 degree speaker separation kAudioChannelLayoutTag_Cube = (112U<<16) | 8, // left, right, rear left, rear right // top left, top right, top rear left, top rear right // MPEG defined layouts kAudioChannelLayoutTag_MPEG_1_0 = kAudioChannelLayoutTag_Mono, // C kAudioChannelLayoutTag_MPEG_2_0 = kAudioChannelLayoutTag_Stereo, // L R kAudioChannelLayoutTag_MPEG_3_0_A = (113U<<16) | 3, // L R C kAudioChannelLayoutTag_MPEG_3_0_B = (114U<<16) | 3, // C L R kAudioChannelLayoutTag_MPEG_4_0_A = (115U<<16) | 4, // L R C Cs kAudioChannelLayoutTag_MPEG_4_0_B = (116U<<16) | 4, // C L R Cs kAudioChannelLayoutTag_MPEG_5_0_A = (117U<<16) | 5, // L R C Ls Rs kAudioChannelLayoutTag_MPEG_5_0_B = (118U<<16) | 5, // L R Ls Rs C kAudioChannelLayoutTag_MPEG_5_0_C = (119U<<16) | 5, // L C R Ls Rs kAudioChannelLayoutTag_MPEG_5_0_D = (120U<<16) | 5, // C L R Ls Rs kAudioChannelLayoutTag_MPEG_5_1_A = (121U<<16) | 6, // L R C LFE Ls Rs kAudioChannelLayoutTag_MPEG_5_1_B = (122U<<16) | 6, // L R Ls Rs C LFE kAudioChannelLayoutTag_MPEG_5_1_C = (123U<<16) | 6, // L C R Ls Rs LFE kAudioChannelLayoutTag_MPEG_5_1_D = (124U<<16) | 6, // C L R Ls Rs LFE kAudioChannelLayoutTag_MPEG_6_1_A = (125U<<16) | 7, // L R C LFE Ls Rs Cs kAudioChannelLayoutTag_MPEG_7_1_A = (126U<<16) | 8, // L R C LFE Ls Rs Lc Rc kAudioChannelLayoutTag_MPEG_7_1_B = (127U<<16) | 8, // C Lc Rc L R Ls Rs LFE (doc: IS-13818-7 MPEG2-AAC Table 3.1) kAudioChannelLayoutTag_MPEG_7_1_C = (128U<<16) | 8, // L R C LFE Ls Rs Rls Rrs kAudioChannelLayoutTag_Emagic_Default_7_1 = (129U<<16) | 8, // L R Ls Rs C LFE Lc Rc kAudioChannelLayoutTag_SMPTE_DTV = (130U<<16) | 8, // L R C LFE Ls Rs Lt Rt // (kAudioChannelLayoutTag_ITU_5_1 plus a matrix encoded stereo mix) // ITU defined layouts kAudioChannelLayoutTag_ITU_1_0 = kAudioChannelLayoutTag_Mono, // C kAudioChannelLayoutTag_ITU_2_0 = kAudioChannelLayoutTag_Stereo, // L R kAudioChannelLayoutTag_ITU_2_1 = (131U<<16) | 3, // L R Cs kAudioChannelLayoutTag_ITU_2_2 = (132U<<16) | 4, // L R Ls Rs kAudioChannelLayoutTag_ITU_3_0 = kAudioChannelLayoutTag_MPEG_3_0_A, // L R C kAudioChannelLayoutTag_ITU_3_1 = kAudioChannelLayoutTag_MPEG_4_0_A, // L R C Cs kAudioChannelLayoutTag_ITU_3_2 = kAudioChannelLayoutTag_MPEG_5_0_A, // L R C Ls Rs kAudioChannelLayoutTag_ITU_3_2_1 = kAudioChannelLayoutTag_MPEG_5_1_A, // L R C LFE Ls Rs kAudioChannelLayoutTag_ITU_3_4_1 = kAudioChannelLayoutTag_MPEG_7_1_C, // L R C LFE Ls Rs Rls Rrs // DVD defined layouts kAudioChannelLayoutTag_DVD_0 = kAudioChannelLayoutTag_Mono, // C (mono) kAudioChannelLayoutTag_DVD_1 = kAudioChannelLayoutTag_Stereo, // L R kAudioChannelLayoutTag_DVD_2 = kAudioChannelLayoutTag_ITU_2_1, // L R Cs kAudioChannelLayoutTag_DVD_3 = kAudioChannelLayoutTag_ITU_2_2, // L R Ls Rs kAudioChannelLayoutTag_DVD_4 = (133U<<16) | 3, // L R LFE kAudioChannelLayoutTag_DVD_5 = (134U<<16) | 4, // L R LFE Cs kAudioChannelLayoutTag_DVD_6 = (135U<<16) | 5, // L R LFE Ls Rs kAudioChannelLayoutTag_DVD_7 = kAudioChannelLayoutTag_MPEG_3_0_A, // L R C kAudioChannelLayoutTag_DVD_8 = kAudioChannelLayoutTag_MPEG_4_0_A, // L R C Cs kAudioChannelLayoutTag_DVD_9 = kAudioChannelLayoutTag_MPEG_5_0_A, // L R C Ls Rs kAudioChannelLayoutTag_DVD_10 = (136U<<16) | 4, // L R C LFE kAudioChannelLayoutTag_DVD_11 = (137U<<16) | 5, // L R C LFE Cs kAudioChannelLayoutTag_DVD_12 = kAudioChannelLayoutTag_MPEG_5_1_A, // L R C LFE Ls Rs // 13 through 17 are duplicates of 8 through 12. kAudioChannelLayoutTag_DVD_13 = kAudioChannelLayoutTag_DVD_8, // L R C Cs kAudioChannelLayoutTag_DVD_14 = kAudioChannelLayoutTag_DVD_9, // L R C Ls Rs kAudioChannelLayoutTag_DVD_15 = kAudioChannelLayoutTag_DVD_10, // L R C LFE kAudioChannelLayoutTag_DVD_16 = kAudioChannelLayoutTag_DVD_11, // L R C LFE Cs kAudioChannelLayoutTag_DVD_17 = kAudioChannelLayoutTag_DVD_12, // L R C LFE Ls Rs kAudioChannelLayoutTag_DVD_18 = (138U<<16) | 5, // L R Ls Rs LFE kAudioChannelLayoutTag_DVD_19 = kAudioChannelLayoutTag_MPEG_5_0_B, // L R Ls Rs C kAudioChannelLayoutTag_DVD_20 = kAudioChannelLayoutTag_MPEG_5_1_B, // L R Ls Rs C LFE // These layouts are recommended for AudioUnit usage // These are the symmetrical layouts kAudioChannelLayoutTag_AudioUnit_4 = kAudioChannelLayoutTag_Quadraphonic, kAudioChannelLayoutTag_AudioUnit_5 = kAudioChannelLayoutTag_Pentagonal, kAudioChannelLayoutTag_AudioUnit_6 = kAudioChannelLayoutTag_Hexagonal, kAudioChannelLayoutTag_AudioUnit_8 = kAudioChannelLayoutTag_Octagonal, // These are the surround-based layouts kAudioChannelLayoutTag_AudioUnit_5_0 = kAudioChannelLayoutTag_MPEG_5_0_B, // L R Ls Rs C kAudioChannelLayoutTag_AudioUnit_6_0 = (139U<<16) | 6, // L R Ls Rs C Cs kAudioChannelLayoutTag_AudioUnit_7_0 = (140U<<16) | 7, // L R Ls Rs C Rls Rrs kAudioChannelLayoutTag_AudioUnit_7_0_Front = (148U<<16) | 7, // L R Ls Rs C Lc Rc kAudioChannelLayoutTag_AudioUnit_5_1 = kAudioChannelLayoutTag_MPEG_5_1_A, // L R C LFE Ls Rs kAudioChannelLayoutTag_AudioUnit_6_1 = kAudioChannelLayoutTag_MPEG_6_1_A, // L R C LFE Ls Rs Cs kAudioChannelLayoutTag_AudioUnit_7_1 = kAudioChannelLayoutTag_MPEG_7_1_C, // L R C LFE Ls Rs Rls Rrs kAudioChannelLayoutTag_AudioUnit_7_1_Front = kAudioChannelLayoutTag_MPEG_7_1_A, // L R C LFE Ls Rs Lc Rc kAudioChannelLayoutTag_AAC_3_0 = kAudioChannelLayoutTag_MPEG_3_0_B, // C L R kAudioChannelLayoutTag_AAC_Quadraphonic = kAudioChannelLayoutTag_Quadraphonic, // L R Ls Rs kAudioChannelLayoutTag_AAC_4_0 = kAudioChannelLayoutTag_MPEG_4_0_B, // C L R Cs kAudioChannelLayoutTag_AAC_5_0 = kAudioChannelLayoutTag_MPEG_5_0_D, // C L R Ls Rs kAudioChannelLayoutTag_AAC_5_1 = kAudioChannelLayoutTag_MPEG_5_1_D, // C L R Ls Rs Lfe kAudioChannelLayoutTag_AAC_6_0 = (141U<<16) | 6, // C L R Ls Rs Cs kAudioChannelLayoutTag_AAC_6_1 = (142U<<16) | 7, // C L R Ls Rs Cs Lfe kAudioChannelLayoutTag_AAC_7_0 = (143U<<16) | 7, // C L R Ls Rs Rls Rrs kAudioChannelLayoutTag_AAC_7_1 = kAudioChannelLayoutTag_MPEG_7_1_B, // C Lc Rc L R Ls Rs Lfe kAudioChannelLayoutTag_AAC_7_1_B = (183U<<16) | 8, // C L R Ls Rs Rls Rrs LFE kAudioChannelLayoutTag_AAC_7_1_C = (184U<<16) | 8, // C L R Ls Rs LFE Vhl Vhr kAudioChannelLayoutTag_AAC_Octagonal = (144U<<16) | 8, // C L R Ls Rs Rls Rrs Cs kAudioChannelLayoutTag_TMH_10_2_std = (145U<<16) | 16, // L R C Vhc Lsd Rsd Ls Rs Vhl Vhr Lw Rw Csd Cs LFE1 LFE2 kAudioChannelLayoutTag_TMH_10_2_full = (146U<<16) | 21, // TMH_10_2_std plus: Lc Rc HI VI Haptic kAudioChannelLayoutTag_AC3_1_0_1 = (149U<<16) | 2, // C LFE kAudioChannelLayoutTag_AC3_3_0 = (150U<<16) | 3, // L C R kAudioChannelLayoutTag_AC3_3_1 = (151U<<16) | 4, // L C R Cs kAudioChannelLayoutTag_AC3_3_0_1 = (152U<<16) | 4, // L C R LFE kAudioChannelLayoutTag_AC3_2_1_1 = (153U<<16) | 4, // L R Cs LFE kAudioChannelLayoutTag_AC3_3_1_1 = (154U<<16) | 5, // L C R Cs LFE kAudioChannelLayoutTag_EAC_6_0_A = (155U<<16) | 6, // L C R Ls Rs Cs kAudioChannelLayoutTag_EAC_7_0_A = (156U<<16) | 7, // L C R Ls Rs Rls Rrs kAudioChannelLayoutTag_EAC3_6_1_A = (157U<<16) | 7, // L C R Ls Rs LFE Cs kAudioChannelLayoutTag_EAC3_6_1_B = (158U<<16) | 7, // L C R Ls Rs LFE Ts kAudioChannelLayoutTag_EAC3_6_1_C = (159U<<16) | 7, // L C R Ls Rs LFE Vhc kAudioChannelLayoutTag_EAC3_7_1_A = (160U<<16) | 8, // L C R Ls Rs LFE Rls Rrs kAudioChannelLayoutTag_EAC3_7_1_B = (161U<<16) | 8, // L C R Ls Rs LFE Lc Rc kAudioChannelLayoutTag_EAC3_7_1_C = (162U<<16) | 8, // L C R Ls Rs LFE Lsd Rsd kAudioChannelLayoutTag_EAC3_7_1_D = (163U<<16) | 8, // L C R Ls Rs LFE Lw Rw kAudioChannelLayoutTag_EAC3_7_1_E = (164U<<16) | 8, // L C R Ls Rs LFE Vhl Vhr kAudioChannelLayoutTag_EAC3_7_1_F = (165U<<16) | 8, // L C R Ls Rs LFE Cs Ts kAudioChannelLayoutTag_EAC3_7_1_G = (166U<<16) | 8, // L C R Ls Rs LFE Cs Vhc kAudioChannelLayoutTag_EAC3_7_1_H = (167U<<16) | 8, // L C R Ls Rs LFE Ts Vhc kAudioChannelLayoutTag_DTS_3_1 = (168U<<16) | 4, // C L R LFE kAudioChannelLayoutTag_DTS_4_1 = (169U<<16) | 5, // C L R Cs LFE kAudioChannelLayoutTag_DTS_6_0_A = (170U<<16) | 6, // Lc Rc L R Ls Rs kAudioChannelLayoutTag_DTS_6_0_B = (171U<<16) | 6, // C L R Rls Rrs Ts kAudioChannelLayoutTag_DTS_6_0_C = (172U<<16) | 6, // C Cs L R Rls Rrs kAudioChannelLayoutTag_DTS_6_1_A = (173U<<16) | 7, // Lc Rc L R Ls Rs LFE kAudioChannelLayoutTag_DTS_6_1_B = (174U<<16) | 7, // C L R Rls Rrs Ts LFE kAudioChannelLayoutTag_DTS_6_1_C = (175U<<16) | 7, // C Cs L R Rls Rrs LFE kAudioChannelLayoutTag_DTS_7_0 = (176U<<16) | 7, // Lc C Rc L R Ls Rs kAudioChannelLayoutTag_DTS_7_1 = (177U<<16) | 8, // Lc C Rc L R Ls Rs LFE kAudioChannelLayoutTag_DTS_8_0_A = (178U<<16) | 8, // Lc Rc L R Ls Rs Rls Rrs kAudioChannelLayoutTag_DTS_8_0_B = (179U<<16) | 8, // Lc C Rc L R Ls Cs Rs kAudioChannelLayoutTag_DTS_8_1_A = (180U<<16) | 9, // Lc Rc L R Ls Rs Rls Rrs LFE kAudioChannelLayoutTag_DTS_8_1_B = (181U<<16) | 9, // Lc C Rc L R Ls Cs Rs LFE kAudioChannelLayoutTag_DTS_6_1_D = (182U<<16) | 7, // C L R Ls Rs LFE Cs kAudioChannelLayoutTag_WAVE_2_1 = kAudioChannelLayoutTag_DVD_4, // 3 channels, L R LFE kAudioChannelLayoutTag_WAVE_3_0 = kAudioChannelLayoutTag_MPEG_3_0_A, // 3 channels, L R C kAudioChannelLayoutTag_WAVE_4_0_A = kAudioChannelLayoutTag_ITU_2_2, // 4 channels, L R Ls Rs kAudioChannelLayoutTag_WAVE_4_0_B = (185U<<16) | 4, // 4 channels, L R Rls Rrs kAudioChannelLayoutTag_WAVE_5_0_A = kAudioChannelLayoutTag_MPEG_5_0_A, // 5 channels, L R C Ls Rs kAudioChannelLayoutTag_WAVE_5_0_B = (186U<<16) | 5, // 5 channels, L R C Rls Rrs kAudioChannelLayoutTag_WAVE_5_1_A = kAudioChannelLayoutTag_MPEG_5_1_A, // 6 channels, L R C LFE Ls Rs kAudioChannelLayoutTag_WAVE_5_1_B = (187U<<16) | 6, // 6 channels, L R C LFE Rls Rrs kAudioChannelLayoutTag_WAVE_6_1 = (188U<<16) | 7, // 7 channels, L R C LFE Cs Ls Rs kAudioChannelLayoutTag_WAVE_7_1 = (189U<<16) | 8, // 8 channels, L R C LFE Rls Rrs Ls Rs kAudioChannelLayoutTag_HOA_ACN_SN3D = (190U<<16) | 0, // Higher Order Ambisonics, Ambisonics Channel Number, SN3D normalization // needs to be ORed with the actual number of channels (not the HOA order) kAudioChannelLayoutTag_HOA_ACN_N3D = (191U<<16) | 0, // Higher Order Ambisonics, Ambisonics Channel Number, N3D normalization // needs to be ORed with the actual number of channels (not the HOA order) kAudioChannelLayoutTag_Atmos_5_1_2 = (194U<<16) | 8, ///< L R C LFE Ls Rs Ltm Rtm kAudioChannelLayoutTag_Atmos_5_1_4 = (195U<<16) | 10, ///< L R C LFE Ls Rs Vhl Vhr Ltr Rtr kAudioChannelLayoutTag_Atmos_7_1_2 = (196U<<16) | 10, ///< L R C LFE Ls Rs Rls Rrs Ltm Rtm kAudioChannelLayoutTag_Atmos_7_1_4 = (192U<<16) | 12, ///< L R C LFE Ls Rs Rls Rrs Vhl Vhr Ltr Rtr kAudioChannelLayoutTag_Atmos_9_1_6 = (193U<<16) | 16, ///< L R C LFE Ls Rs Rls Rrs Lw Rw Vhl Vhr Ltm Rtm Ltr Rtr // L R C LFE Ls Rs Ltm Rtm kAudioChannelLayoutTag_DiscreteInOrder = (147U<<16) | 0, ///< needs to be ORed with the actual number of channels // needs to be ORed with the actual number of channels kAudioChannelLayoutTag_BeginReserved = 0xF0000000, // Channel layout tag values in this range are reserved for internal use kAudioChannelLayoutTag_EndReserved = 0xFFFEFFFF, kAudioChannelLayoutTag_Unknown = 0xFFFF0000 // needs to be ORed with the actual number of channels }; enum { kAudioChannelLabel_Unknown = 0xFFFFFFFF, // unknown or unspecified other use kAudioChannelLabel_Unused = 0, // channel is present, but has no intended use or destination kAudioChannelLabel_UseCoordinates = 100, // channel is described by the mCoordinates fields. kAudioChannelLabel_Left = 1, kAudioChannelLabel_Right = 2, kAudioChannelLabel_Center = 3, kAudioChannelLabel_LFEScreen = 4, kAudioChannelLabel_LeftSurround = 5, kAudioChannelLabel_RightSurround = 6, kAudioChannelLabel_LeftCenter = 7, kAudioChannelLabel_RightCenter = 8, kAudioChannelLabel_CenterSurround = 9, // WAVE: "Back Center" or plain "Rear Surround" kAudioChannelLabel_LeftSurroundDirect = 10, kAudioChannelLabel_RightSurroundDirect = 11, kAudioChannelLabel_TopCenterSurround = 12, kAudioChannelLabel_VerticalHeightLeft = 13, // WAVE: "Top Front Left" kAudioChannelLabel_VerticalHeightCenter = 14, // WAVE: "Top Front Center" kAudioChannelLabel_VerticalHeightRight = 15, // WAVE: "Top Front Right" kAudioChannelLabel_TopBackLeft = 16, kAudioChannelLabel_TopBackCenter = 17, kAudioChannelLabel_TopBackRight = 18, kAudioChannelLabel_RearSurroundLeft = 33, kAudioChannelLabel_RearSurroundRight = 34, kAudioChannelLabel_LeftWide = 35, kAudioChannelLabel_RightWide = 36, kAudioChannelLabel_LFE2 = 37, kAudioChannelLabel_LeftTotal = 38, // matrix encoded 4 channels kAudioChannelLabel_RightTotal = 39, // matrix encoded 4 channels kAudioChannelLabel_HearingImpaired = 40, kAudioChannelLabel_Narration = 41, kAudioChannelLabel_Mono = 42, kAudioChannelLabel_DialogCentricMix = 43, kAudioChannelLabel_CenterSurroundDirect = 44, // back center, non diffuse kAudioChannelLabel_Haptic = 45, kAudioChannelLabel_LeftTopFront = 46, kAudioChannelLabel_CenterTopFront = 47, kAudioChannelLabel_RightTopFront = 48, kAudioChannelLabel_LeftTopMiddle = 49, kAudioChannelLabel_CenterTopMiddle = 50, kAudioChannelLabel_RightTopMiddle = 51, kAudioChannelLabel_LeftTopRear = 52, kAudioChannelLabel_CenterTopRear = 53, kAudioChannelLabel_RightTopRear = 54, // first order ambisonic channels kAudioChannelLabel_Ambisonic_W = 200, kAudioChannelLabel_Ambisonic_X = 201, kAudioChannelLabel_Ambisonic_Y = 202, kAudioChannelLabel_Ambisonic_Z = 203, // Mid/Side Recording kAudioChannelLabel_MS_Mid = 204, kAudioChannelLabel_MS_Side = 205, // X-Y Recording kAudioChannelLabel_XY_X = 206, kAudioChannelLabel_XY_Y = 207, // Binaural Recording kAudioChannelLabel_BinauralLeft = 208, kAudioChannelLabel_BinauralRight = 209, // other kAudioChannelLabel_HeadphonesLeft = 301, kAudioChannelLabel_HeadphonesRight = 302, kAudioChannelLabel_ClickTrack = 304, kAudioChannelLabel_ForeignLanguage = 305, // generic discrete channel kAudioChannelLabel_Discrete = 400, // numbered discrete channel kAudioChannelLabel_Discrete_0 = (1U<<16) | 0, kAudioChannelLabel_Discrete_1 = (1U<<16) | 1, kAudioChannelLabel_Discrete_2 = (1U<<16) | 2, kAudioChannelLabel_Discrete_3 = (1U<<16) | 3, kAudioChannelLabel_Discrete_4 = (1U<<16) | 4, kAudioChannelLabel_Discrete_5 = (1U<<16) | 5, kAudioChannelLabel_Discrete_6 = (1U<<16) | 6, kAudioChannelLabel_Discrete_7 = (1U<<16) | 7, kAudioChannelLabel_Discrete_8 = (1U<<16) | 8, kAudioChannelLabel_Discrete_9 = (1U<<16) | 9, kAudioChannelLabel_Discrete_10 = (1U<<16) | 10, kAudioChannelLabel_Discrete_11 = (1U<<16) | 11, kAudioChannelLabel_Discrete_12 = (1U<<16) | 12, kAudioChannelLabel_Discrete_13 = (1U<<16) | 13, kAudioChannelLabel_Discrete_14 = (1U<<16) | 14, kAudioChannelLabel_Discrete_15 = (1U<<16) | 15, kAudioChannelLabel_Discrete_65535 = (1U<<16) | 65535, // generic HOA ACN channel kAudioChannelLabel_HOA_ACN = 500, // numbered HOA ACN channels kAudioChannelLabel_HOA_ACN_0 = (2U << 16) | 0, kAudioChannelLabel_HOA_ACN_1 = (2U << 16) | 1, kAudioChannelLabel_HOA_ACN_2 = (2U << 16) | 2, kAudioChannelLabel_HOA_ACN_3 = (2U << 16) | 3, kAudioChannelLabel_HOA_ACN_4 = (2U << 16) | 4, kAudioChannelLabel_HOA_ACN_5 = (2U << 16) | 5, kAudioChannelLabel_HOA_ACN_6 = (2U << 16) | 6, kAudioChannelLabel_HOA_ACN_7 = (2U << 16) | 7, kAudioChannelLabel_HOA_ACN_8 = (2U << 16) | 8, kAudioChannelLabel_HOA_ACN_9 = (2U << 16) | 9, kAudioChannelLabel_HOA_ACN_10 = (2U << 16) | 10, kAudioChannelLabel_HOA_ACN_11 = (2U << 16) | 11, kAudioChannelLabel_HOA_ACN_12 = (2U << 16) | 12, kAudioChannelLabel_HOA_ACN_13 = (2U << 16) | 13, kAudioChannelLabel_HOA_ACN_14 = (2U << 16) | 14, kAudioChannelLabel_HOA_ACN_15 = (2U << 16) | 15, kAudioChannelLabel_HOA_ACN_65024 = (2U << 16) | 65024, // 254th order uses 65025 channels kAudioChannelLabel_BeginReserved = 0xF0000000, // Channel label values in this range are reserved for internal use kAudioChannelLabel_EndReserved = 0xFFFFFFFE }; enum { kAudioChannelFlags_AllOff = 0, kAudioChannelFlags_RectangularCoordinates = (1U<<0), kAudioChannelFlags_SphericalCoordinates = (1U<<1), kAudioChannelFlags_Meters = (1U<<2) }; #endif // _CAFCHANNELFORMATS_H_