| 1 | //channels.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010 |
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| 5 | * |
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| 6 | * This file is part of libroardsp a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * libroardsp is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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| 24 | |
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| 25 | #include "libroardsp.h" |
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| 26 | |
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| 27 | static struct { |
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| 28 | int id; |
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| 29 | char * name; |
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| 30 | char * sn; |
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| 31 | } _g_chans[] = { |
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| 32 | {ROARDSP_CHAN_NONE, "NONE", "NONE" }, |
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| 33 | {ROARDSP_CHAN_FRONT_LEFT, "FRONT_LEFT", "FL" }, |
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| 34 | {ROARDSP_CHAN_FRONT_RIGHT, "FRONT_RIGHT", "FR" }, |
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| 35 | {ROARDSP_CHAN_SIDE_LEFT, "SIDE_LEFT", "SL" }, |
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| 36 | {ROARDSP_CHAN_SIDE_RIGHT, "SIDE_RIGHT", "SR" }, |
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| 37 | {ROARDSP_CHAN_BACK_LEFT, "BACK_LEFT", "BL" }, |
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| 38 | {ROARDSP_CHAN_BACK_RIGHT, "BACK_RIGHT", "BR" }, |
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| 39 | {ROARDSP_CHAN_FRONT_CENTER, "FRONT_CENTER", "FC" }, |
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| 40 | {ROARDSP_CHAN_SIDE_CENTER, "SIDE_CENTER", "SC" }, |
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| 41 | {ROARDSP_CHAN_BACK_CENTER, "BACK_CENTER", "BC" }, |
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| 42 | {ROARDSP_CHAN_LEFT, "LEFT", "L" }, // alias |
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| 43 | {ROARDSP_CHAN_RIGHT, "RIGHT", "R" }, // alias |
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| 44 | {ROARDSP_CHAN_CENTER, "CENTER", "C" }, // alias |
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| 45 | {ROARDSP_CHAN_MONO, "MONO", "M" }, // alias |
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| 46 | {ROARDSP_CHAN_MS_MID, "MS_MID", "MID" }, |
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| 47 | {ROARDSP_CHAN_MS_SIDE, "MS_SIDE", "SIDE" }, |
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| 48 | {ROARDSP_CHAN_LFE, "LFE", "LFE" }, |
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| 49 | {ROARDSP_CHAN_EOL, NULL, NULL} |
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| 50 | }; |
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| 51 | |
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| 52 | char * roardsp_chan2str (int chan) { |
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| 53 | int i; |
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| 54 | |
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| 55 | for (i = 0; _g_chans[i].id != ROARDSP_CHAN_EOL; i++) |
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| 56 | if ( _g_chans[i].id == chan ) |
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| 57 | return _g_chans[i].name; |
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| 58 | |
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| 59 | return NULL; |
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| 60 | } |
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| 61 | |
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| 62 | int roardsp_str2chan(char * str) { |
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| 63 | int i; |
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| 64 | |
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| 65 | for (i = 0; _g_chans[i].id != ROARDSP_CHAN_EOL; i++) |
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| 66 | if ( !strcasecmp(_g_chans[i].name, str) || !strcasecmp(_g_chans[i].sn, str) ) |
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| 67 | return _g_chans[i].id; |
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| 68 | |
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| 69 | return -1; |
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| 70 | } |
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| 71 | |
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| 72 | //ll |
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