X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/lib/src/libsndfile-1.0.25/src/chanmap.c diff --git a/interpretor/lib/src/libsndfile-1.0.25/src/chanmap.c b/interpretor/lib/src/libsndfile-1.0.25/src/chanmap.c deleted file mode 100644 index 9a9f7f0..0000000 --- a/interpretor/lib/src/libsndfile-1.0.25/src/chanmap.c +++ /dev/null @@ -1,262 +0,0 @@ -/* -** Copyright (C) 2009-2011 Erik de Castro Lopo -** -** This program is free software; you can redistribute it and/or modify -** it under the terms of the GNU Lesser General Public License as published by -** the Free Software Foundation; either version 2.1 of the License, or -** (at your option) any later version. -** -** This program is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU Lesser General Public License for more details. -** -** You should have received a copy of the GNU Lesser General Public License -** along with this program; if not, write to the Free Software -** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -*/ - -/* -** Mostly from "Apple Core Audio Format Specification 1.0": -** -** http://developer.apple.com/documentation/MusicAudio/Reference/CAFSpec/CAFSpec.pdf -*/ - -#include "sfconfig.h" - -#include -#include -#include - -#include "sndfile.h" -#include "common.h" -#include "chanmap.h" - - -static const AIFF_CAF_CHANNEL_MAP zero_chan [] = -{ { (0 << 16) | 0, NULL, "Use channel descriptions." }, - { (1 << 16) | 0, NULL, "Use channel bitmap." } -} ; /* zero_chan */ - - -static const int one_chan_mono [1] = { SF_CHANNEL_MAP_MONO } ; - -static const AIFF_CAF_CHANNEL_MAP one_chan [] = -{ { (100 << 16) | 1, one_chan_mono, "mono" } -} ; /* one_chan */ - - -static const int two_channel_stereo [2] = { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT } ; - -static const AIFF_CAF_CHANNEL_MAP two_chan [] = -{ { (101 << 16) | 2, two_channel_stereo, "stereo (L, R)" }, - { (102 << 16) | 2, two_channel_stereo, "stereo headphones (L, R)" }, -#if 0 - { (103 << 16) | 2, NULL, "matrix stereo (Lt, Rt)" }, - { (104 << 16) | 2, NULL, "2 channels (mid, side)" }, - { (105 << 16) | 2, NULL, "coincident mic pair" }, - { (106 << 16) | 2, NULL, "binaural stereo (L, R)" - } -#endif -} ; /* two_chan */ - - -static const int three_channel_mpeg_30a [3] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER } ; -static const int three_channel_mpeg_30b [3] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT } ; -static const int three_channel_itu_21 [3] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int three_channel_dvd_4 [3] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_LFE } ; - -static const AIFF_CAF_CHANNEL_MAP three_chan [] = -{ { (113 << 16) | 3, three_channel_mpeg_30a, "MPEG 3 0 A (L, R, C)" }, - { (114 << 16) | 3, three_channel_mpeg_30b, "MPEG 3 0 B (C, L, R)" }, - { (131 << 16) | 3, three_channel_itu_21, "ITU 2.1 (L, R, Cs)" }, - { (133 << 16) | 3, three_channel_dvd_4, "DVD 4 (L, R, LFE)" } -} ; /* three_chan */ - - -static const int four_channel_ambisonc_b [4] = - { SF_CHANNEL_MAP_AMBISONIC_B_W, SF_CHANNEL_MAP_AMBISONIC_B_X, SF_CHANNEL_MAP_AMBISONIC_B_Y, SF_CHANNEL_MAP_AMBISONIC_B_Z } ; -static const int four_channel_quad [4] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int four_channel_mpeg_40a [4] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int four_channel_mpeg_40b [4] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int four_channel_itu_23 [4] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int four_channel_dvd_5 [4] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_LFE, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int four_channel_dvd_10 [4] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LFE } ; - -static const AIFF_CAF_CHANNEL_MAP four_chan [] = -{ { (107 << 16) | 4, four_channel_ambisonc_b, "ambisonic B (W, X, Y, Z)" }, - { (108 << 16) | 4, four_channel_quad, "quad (Lfront, Rfront, Lrear, Rrear)" }, - { (115 << 16) | 4, four_channel_mpeg_40a, "MPEG 4.0 A (L, R, C, Cs)" }, - { (116 << 16) | 4, four_channel_mpeg_40b, "MPEG 4.0 B (C, L, R, Cs)" }, - { (132 << 16) | 4, four_channel_itu_23, "ITU 2.3 (L, R, Ls, Rs)" }, - { (134 << 16) | 4, four_channel_dvd_5, "DVD 5 (L, R, LFE, Cs)" }, - { (136 << 16) | 4, four_channel_dvd_10, "DVD 10 (L, R, C, LFE)" } -} ; /* four_chan */ - - -static const int five_channel_pentagonal [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_CENTER } ; -static const int five_channel_mpeg_50_a [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int five_channel_mpeg_50_b [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_CENTER } ; -static const int five_channel_mpeg_50_c [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int five_channel_mpeg_50_d [5] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int five_channel_dvd_6 [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_LFE, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int five_channel_dvd_11 [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LFE, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int five_channel_dvd_18 [5] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_LFE } ; - -static const AIFF_CAF_CHANNEL_MAP five_chan [] = -{ { (109 << 16) | 5, five_channel_pentagonal, "pentagonal (L, R, Lrear, Rrear, C)" }, - { (117 << 16) | 5, five_channel_mpeg_50_a, "MPEG 5.0 A (L, R, C, Ls, Rs)" }, - { (118 << 16) | 5, five_channel_mpeg_50_b, "MPEG 5.0 B (L, R, Ls, Rs, C)" }, - { (119 << 16) | 5, five_channel_mpeg_50_c, "MPEG 5.0 C (L, C, R, Ls, Rs,)" }, - { (120 << 16) | 5, five_channel_mpeg_50_d, "MPEG 5.0 D (C, L, R, Ls, Rs)" }, - { (135 << 16) | 5, five_channel_dvd_6, "DVD 6 (L, R, LFE, Ls, Rs)" }, - { (137 << 16) | 5, five_channel_dvd_11, "DVD 11 (L, R, C, LFE, Cs)" }, - { (138 << 16) | 5, five_channel_dvd_18, "DVD 18 (L, R, Ls, Rs, LFE)" } -} ; /* five_chan */ - - -static const int six_channel_mpeg_51_a [6] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LFE, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT } ; -static const int six_channel_mpeg_51_b [6] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LFE } ; -static const int six_channel_mpeg_51_c [6] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_LFE } ; -static const int six_channel_mpeg_51_d [6] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_LFE } ; -static const int six_channel_audio_unit_60 [6] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int six_channel_aac_60 [6] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_REAR_CENTER } ; - -static const AIFF_CAF_CHANNEL_MAP six_chan [] = -{ { (110 << 16) | 6, NULL, "hexagonal (L, R, Lr, Rr, C, Rear)" }, - { (121 << 16) | 6, six_channel_mpeg_51_a, "MPEG 5.1 A (L, R, C, LFE, Ls, Rs)" }, - { (122 << 16) | 6, six_channel_mpeg_51_b, "MPEG 5.1 B (L, R, Ls, Rs, C, LFE)" }, - { (123 << 16) | 6, six_channel_mpeg_51_c, "MPEG 5.1 C (L, C, R, Ls, Rs, LFE)" }, - { (124 << 16) | 6, six_channel_mpeg_51_d, "MPEG 5.1 D (C, L, R, Ls, Rs, LFE)" }, - { (139 << 16) | 6, six_channel_audio_unit_60, "AudioUnit 6.0 (L, R, Ls, Rs, C, Cs)" }, - { (141 << 16) | 6, six_channel_aac_60, "AAC 6.0 (C, L, R, Ls, Rs, Cs)" } -} ; /* six_chan */ - - -static const int six_channel_mpeg_61a [7] = - { SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LFE, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_REAR_CENTER } ; -static const int six_channel_aac_61 [7] = - { SF_CHANNEL_MAP_CENTER, SF_CHANNEL_MAP_LEFT, SF_CHANNEL_MAP_RIGHT, SF_CHANNEL_MAP_REAR_LEFT, SF_CHANNEL_MAP_REAR_RIGHT, SF_CHANNEL_MAP_REAR_CENTER, SF_CHANNEL_MAP_LFE } ; - -static const AIFF_CAF_CHANNEL_MAP seven_chan [] = -{ { (125 << 16) | 7, six_channel_mpeg_61a, "MPEG 6.1 A (L, R, C, LFE, Ls, Rs, Cs)" }, - { (140 << 16) | 7, NULL, "AudioUnit 7.0 (L, R, Ls, Rs, C, Rls, Rrs)" }, - { (142 << 16) | 7, six_channel_aac_61, "AAC 6.1 (C, L, R, Ls, Rs, Cs, Lfe)" }, - { (143 << 16) | 7, NULL, "AAC 7.0 (C, L, R, Ls, Rs, Rls, Rrs,)" } -} ; /* seven_chan */ - - -static const AIFF_CAF_CHANNEL_MAP eight_chan [] = -{ { (111 << 16) | 8, NULL, - // front left, front right, rear left, rear right, - // front center, rear center, side left, side right - "octagonal (Lf, Rf, Lr, Rr, Cf, Cr, Ls, Rs)" - }, - { (112 << 16) | 8, NULL, - // left, right, rear left, rear right - // top left, top right, top rear left, top rear right - "cube (L, R, Lrear, Rrear, Ltop, Rtop, Ltoprear, Rtoprear)" - }, - { (126 << 16) | 8, NULL, "MPEG 7.1 A (L, R, C, LFE, Ls, Rs, Lc, Rc)" }, - { (127 << 16) | 8, NULL, "MPEG 7.1 B (C, Lc, Rc, L, R, Ls, Rs, LFE)" }, - { (128 << 16) | 8, NULL, "MPEG 7.1 C (L, R, C, LFE, Ls, R, Rls, Rrs)" }, - { (129 << 16) | 8, NULL, "Emagic Default 7.1 (L, R, Ls, Rs, C, LFE, Lc, Rc)" }, - { (130 << 16) | 8, NULL, - // (ITU_5_1 plus a matrix encoded stereo mix) - "SMPTE DTV (L, R, C, LFE, Ls, Rs, Lt, Rt)" - }, - { (144 << 16) | 8, NULL, "AAC octagonal (C, L, R, Ls, Rs, Rls, Rrs, Cs)" } -} ; /* eight_chan */ - - - -#if 0 - -TMH_10_2_std = (145 << 16) | 16, -// L R C Vhc Lsd Rsd Ls Rs Vhl Vhr Lw Rw Csd Cs LFE1 LFE2 - -TMH_10_2_full = (146 << 16) | 21, -// TMH_10_2_std plus: Lc Rc HI VI Haptic - -#endif - - -typedef struct -{ const AIFF_CAF_CHANNEL_MAP * map ; - int len ; -} MAP_MAP ; - -static const MAP_MAP map [] = -{ { zero_chan, ARRAY_LEN (zero_chan) }, - { one_chan, ARRAY_LEN (one_chan) }, - { two_chan, ARRAY_LEN (two_chan) }, - { three_chan, ARRAY_LEN (three_chan) }, - { four_chan, ARRAY_LEN (four_chan) }, - { five_chan, ARRAY_LEN (five_chan) }, - { six_chan, ARRAY_LEN (six_chan) }, - { seven_chan, ARRAY_LEN (seven_chan) }, - { eight_chan, ARRAY_LEN (eight_chan) } -} ; /* map */ - - -int -aiff_caf_find_channel_layout_tag (const int *chan_map, int channels) -{ const AIFF_CAF_CHANNEL_MAP * curr_map ; - unsigned k, len ; - - if (channels < 1 || channels > ARRAY_LEN (map)) - return 0 ; - - curr_map = map [channels].map ; - len = map [channels].len ; - - for (k = 0 ; k < len ; k++) - if (curr_map [k].channel_map != NULL) - if (memcmp (chan_map, curr_map [k].channel_map, channels * sizeof (chan_map [0])) == 0) - return curr_map [k].channel_layout_tag ; - - return 0 ; -} /* aiff_caf_find_channel_layout_tag */ - -const AIFF_CAF_CHANNEL_MAP * -aiff_caf_of_channel_layout_tag (int tag) -{ const AIFF_CAF_CHANNEL_MAP * curr_map ; - unsigned k, len ; - int channels = tag & 0xffff ; - - if (channels < 0 || channels > ARRAY_LEN (map)) - return NULL ; - - curr_map = map [channels].map ; - len = map [channels].len ; - - for (k = 0 ; k < len ; k++) - if (curr_map [k].channel_layout_tag == tag) - return curr_map + k ; - - return NULL ; -} /* aiff_caf_of_channel_layout_tag */