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