[2164] | 1 | //roarinterconnect.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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| 5 | * |
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| 6 | * This file is part of roarclients 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 | * RoarAudio 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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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[2164] | 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #include <roaraudio.h> |
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| 27 | |
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[2227] | 28 | #ifdef ROAR_HAVE_ESD |
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| 29 | #include <esd.h> |
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| 30 | #endif |
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| 31 | |
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[2904] | 32 | #define MT_NONE 0x00 |
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[3009] | 33 | #define MT_MASK 0xF0 |
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[2904] | 34 | #define MT_ROAR 0x10 |
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| 35 | #define MT_ESD 0x20 |
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[3266] | 36 | #define MT_SIMPLE 0x30 |
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[2904] | 37 | #define MT_DEFAULT MT_ROAR |
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[2227] | 38 | |
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[2904] | 39 | #define ST_NONE 0x00 |
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| 40 | #define ST_MASK 0x0F |
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| 41 | #define ST_BIDIR 0x01 |
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| 42 | #define ST_FILTER 0x02 |
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| 43 | #define ST_TRANSMIT 0x03 |
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| 44 | #define ST_RECEIVE 0x04 |
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[2228] | 45 | // no default here as the default depend on the server type |
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[2227] | 46 | |
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[2164] | 47 | void usage (void) { |
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[2226] | 48 | printf("roarinterconnect [OPTIONS]...\n"); |
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[2164] | 49 | |
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| 50 | printf("\nOptions:\n\n"); |
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| 51 | |
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| 52 | printf(" --server SERVER - Set server hostname\n" |
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| 53 | " --remote SERVER - Set remote server\n" |
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| 54 | " --type TYPE - Set type of remote server\n" |
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| 55 | " --rate RATE - Set sample rate\n" |
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| 56 | " --bits BITS - Set bits per sample\n" |
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| 57 | " --chans CHANNELS - Set number of channels\n" |
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| 58 | " --codec CODEC - Set the codec\n" |
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| 59 | " --help - Show this help\n" |
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| 60 | ); |
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| 61 | |
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[3073] | 62 | printf("\nPossible Types:\n\n"); |
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| 63 | printf(" roar - RoarAudio Server\n" |
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| 64 | " esd - EsounD Server\n" |
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[3266] | 65 | " simple - PulseAudio using simple protocol\n" |
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[3073] | 66 | "\n" |
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| 67 | " bidir - Connect bidirectional\n" |
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| 68 | " filter - Use local server as filter for remote server\n" |
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| 69 | " transmit - Transmit data from local server to remote server\n" |
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| 70 | " receive - Receive data from remote server\n" |
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| 71 | ); |
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| 72 | |
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[2164] | 73 | } |
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| 74 | |
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[2228] | 75 | int parse_type (char * type) { |
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[2229] | 76 | int ret = MT_NONE|ST_NONE; |
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| 77 | char * colon; |
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[2228] | 78 | |
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| 79 | if ( type != NULL ) { |
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[2229] | 80 | while (type != NULL && *type) { |
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| 81 | if ( (colon = strstr(type, ":")) != NULL ) { |
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| 82 | *colon = 0; |
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| 83 | colon++; |
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| 84 | } |
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| 85 | |
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| 86 | if ( !strcmp(type, "roar") ) { |
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| 87 | ret -= ret & MT_MASK; |
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| 88 | ret += MT_ROAR; |
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| 89 | } else if ( !strcmp(type, "esd") ) { |
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| 90 | ret -= ret & MT_MASK; |
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| 91 | ret += MT_ESD; |
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[3266] | 92 | } else if ( !strcmp(type, "simple") ) { |
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| 93 | ret -= ret & MT_MASK; |
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| 94 | ret += MT_SIMPLE; |
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[2229] | 95 | } else if ( !strcmp(type, "bidir") ) { |
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| 96 | ret -= ret & ST_MASK; |
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| 97 | ret += ST_BIDIR; |
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| 98 | } else if ( !strcmp(type, "filter") ) { |
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| 99 | ret -= ret & ST_MASK; |
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| 100 | ret += ST_FILTER; |
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[2904] | 101 | } else if ( !strcmp(type, "transmit") ) { |
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| 102 | ret -= ret & ST_MASK; |
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| 103 | ret += ST_TRANSMIT; |
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| 104 | } else if ( !strcmp(type, "receive") ) { |
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| 105 | ret -= ret & ST_MASK; |
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| 106 | ret += ST_RECEIVE; |
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[2229] | 107 | } else { |
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| 108 | return MT_NONE|ST_NONE; |
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| 109 | } |
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| 110 | |
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| 111 | type = colon; |
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| 112 | } |
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[2228] | 113 | } |
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| 114 | |
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| 115 | if ( (ret & MT_MASK) == MT_NONE ) |
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| 116 | ret |= MT_DEFAULT; |
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| 117 | |
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| 118 | if ( (ret & ST_MASK) == ST_NONE ) { |
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| 119 | switch (ret & MT_MASK) { |
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[3266] | 120 | case MT_ROAR: ret |= ST_BIDIR; break; |
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| 121 | case MT_ESD: ret |= ST_FILTER; break; |
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[3271] | 122 | case MT_SIMPLE: ret |= ST_TRANSMIT; break; // we use ST_TRANSMIT because ST_BIDIR is |
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| 123 | // very unlike to be configured at the server side. |
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[2228] | 124 | default: |
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| 125 | return MT_NONE|ST_NONE; // error case |
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| 126 | break; |
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| 127 | } |
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| 128 | } |
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| 129 | |
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| 130 | return ret; |
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| 131 | } |
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| 132 | |
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[2164] | 133 | int main (int argc, char * argv[]) { |
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| 134 | struct roar_connection con[1]; |
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| 135 | struct roar_stream stream[1]; |
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| 136 | int rate = 44100; |
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| 137 | int bits = 16; |
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| 138 | int channels = 2; |
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| 139 | int codec = ROAR_CODEC_DEFAULT; |
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[2228] | 140 | int type = parse_type(NULL); |
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[2227] | 141 | int tmp; |
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[2164] | 142 | char * server = NULL; |
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[3121] | 143 | char * remote = "+slp"; // we hope SLP located server is not local one |
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[2164] | 144 | char * k; |
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| 145 | int rfh; |
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| 146 | int i; |
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[2904] | 147 | int localdir = ROAR_DIR_BIDIR; |
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[3266] | 148 | int rport; |
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[2164] | 149 | |
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| 150 | for (i = 1; i < argc; i++) { |
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| 151 | k = argv[i]; |
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| 152 | |
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| 153 | if ( strcmp(k, "--server") == 0 ) { |
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| 154 | server = argv[++i]; |
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| 155 | } else if ( strcmp(k, "--remote") == 0 ) { |
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| 156 | remote = argv[++i]; |
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[2228] | 157 | } else if ( strcmp(k, "--type") == 0 ) { |
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| 158 | type = parse_type(argv[++i]); |
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[2164] | 159 | } else if ( strcmp(k, "--rate") == 0 ) { |
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| 160 | rate = atoi(argv[++i]); |
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| 161 | } else if ( strcmp(k, "--bits") == 0 ) { |
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| 162 | bits = atoi(argv[++i]); |
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| 163 | } else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 ) { |
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| 164 | channels = atoi(argv[++i]); |
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| 165 | } else if ( strcmp(k, "--codec") == 0 ) { |
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| 166 | codec = roar_str2codec(argv[++i]); |
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| 167 | } else if ( strcmp(k, "--help") == 0 ) { |
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| 168 | usage(); |
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| 169 | return 0; |
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| 170 | } else { |
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| 171 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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| 172 | usage(); |
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| 173 | return 1; |
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| 174 | } |
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| 175 | } |
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| 176 | |
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[2227] | 177 | switch (type & MT_MASK) { |
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| 178 | case MT_ROAR: |
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| 179 | switch (type & ST_MASK) { |
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| 180 | case ST_BIDIR: |
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[2904] | 181 | tmp = ROAR_DIR_BIDIR; |
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[2227] | 182 | break; |
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| 183 | case ST_FILTER: |
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[2904] | 184 | tmp = ROAR_DIR_FILTER; |
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| 185 | break; |
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| 186 | case ST_TRANSMIT: |
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| 187 | tmp = ROAR_DIR_PLAY; |
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| 188 | localdir = ROAR_DIR_MONITOR; |
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| 189 | break; |
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| 190 | case ST_RECEIVE: |
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| 191 | tmp = ROAR_DIR_MONITOR; |
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| 192 | localdir = ROAR_DIR_PLAY; |
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[2227] | 193 | break; |
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| 194 | default: |
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| 195 | fprintf(stderr, "Error: unknown stream type\n"); |
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| 196 | return 2; |
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| 197 | } |
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| 198 | rfh = roar_simple_stream(rate, channels, bits, codec, remote, tmp, "roarinterconnect"); |
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| 199 | break; |
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| 200 | #ifdef ROAR_HAVE_ESD |
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| 201 | case MT_ESD: |
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| 202 | tmp = ESD_STREAM|ESD_PLAY; |
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| 203 | |
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| 204 | switch (bits) { |
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| 205 | case 8: tmp |= ESD_BITS8; break; |
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| 206 | case 16: tmp |= ESD_BITS16; break; |
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| 207 | default: |
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| 208 | fprintf(stderr, "Error: EsounD only supports 8 and 16 bit streams\n"); |
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| 209 | return 2; |
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| 210 | } |
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| 211 | |
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| 212 | switch (channels) { |
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| 213 | case 1: tmp |= ESD_MONO; break; |
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| 214 | case 2: tmp |= ESD_STEREO; break; |
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| 215 | default: |
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| 216 | fprintf(stderr, "Error: EsounD only supports mono and stereo streams\n"); |
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| 217 | return 2; |
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| 218 | } |
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| 219 | |
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[2260] | 220 | // this is only true if the esd runs on a LE system,... |
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| 221 | if ( bits == 8 && codec != ROAR_CODEC_PCM_U_LE ) { |
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| 222 | fprintf(stderr, "Error: EsounD only supports unsigned PCM in 8 bit mode\n"); |
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| 223 | return 2; |
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| 224 | } else if ( bits == 16 && codec != ROAR_CODEC_DEFAULT ) { |
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| 225 | fprintf(stderr, "Error: EsounD only supports signed PCM in 16 bit mode\n"); |
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| 226 | return 2; |
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| 227 | } |
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| 228 | |
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[2905] | 229 | switch (type & ST_MASK) { |
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| 230 | case ST_FILTER: |
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| 231 | rfh = esd_filter_stream(tmp, rate, remote, "roarinterconnect"); |
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| 232 | break; |
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| 233 | case ST_TRANSMIT: |
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| 234 | rfh = esd_play_stream(tmp, rate, remote, "roarinterconnect"); |
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| 235 | break; |
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| 236 | case ST_RECEIVE: |
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| 237 | rfh = esd_monitor_stream(tmp, rate, remote, "roarinterconnect"); |
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| 238 | break; |
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| 239 | default: |
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| 240 | fprintf(stderr, "Error: this type is not supported by EsounD\n"); |
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| 241 | return 2; |
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| 242 | break; |
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| 243 | } |
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[2227] | 244 | break; |
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| 245 | #endif |
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[3266] | 246 | case MT_SIMPLE: |
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| 247 | switch (type & ST_MASK) { |
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[3271] | 248 | case ST_BIDIR: |
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| 249 | tmp = -1; |
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| 250 | localdir = ROAR_DIR_BIDIR; |
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| 251 | break; |
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[3266] | 252 | case ST_TRANSMIT: |
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| 253 | tmp = SHUT_RD; |
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| 254 | localdir = ROAR_DIR_MONITOR; |
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| 255 | break; |
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| 256 | case ST_RECEIVE: |
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| 257 | tmp = SHUT_WR; |
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| 258 | localdir = ROAR_DIR_PLAY; |
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| 259 | break; |
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| 260 | default: |
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| 261 | fprintf(stderr, "Error: this type is not supported by PulseAudio\n"); |
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| 262 | return 2; |
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| 263 | } |
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| 264 | // we guess INET here... |
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| 265 | if ( strstr(remote, "/") == NULL && (k = strstr(remote, ":")) != NULL ) { |
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| 266 | *k = 0; |
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| 267 | k++; |
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| 268 | rport = atoi(k); |
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| 269 | } else { |
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| 270 | rport = 4712; |
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| 271 | } |
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| 272 | rfh = roar_socket_connect(remote, rport); |
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[3271] | 273 | if ( tmp != -1 ) { |
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| 274 | ROAR_SHUTDOWN(rfh, tmp); |
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| 275 | } |
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[3266] | 276 | break; |
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[2227] | 277 | default: |
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| 278 | fprintf(stderr, "Error: unknown/not supported server type\n"); |
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| 279 | return 2; |
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| 280 | } |
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[2224] | 281 | |
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| 282 | if ( rfh == -1 ) { |
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| 283 | fprintf(stderr, "Error: can not connect to remote server\n"); |
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| 284 | return 10; |
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[2164] | 285 | } |
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| 286 | |
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| 287 | if ( roar_simple_connect(con, server, "roarinterconnect") == -1 ) { |
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[2224] | 288 | fprintf(stderr, "Can not connect to local server\n"); |
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| 289 | return 20; |
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[2164] | 290 | } |
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| 291 | |
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| 292 | if ( roar_stream_new(stream, rate, channels, bits, codec) == -1 ) { |
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| 293 | roar_disconnect(con); |
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[2224] | 294 | return 21; |
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[2164] | 295 | } |
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| 296 | |
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[2904] | 297 | if ( roar_stream_connect(con, stream, localdir) == -1 ) { |
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[2164] | 298 | roar_disconnect(con); |
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[2224] | 299 | return 22; |
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[2164] | 300 | } |
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| 301 | |
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| 302 | if ( roar_stream_passfh(con, stream, rfh) == -1 ) { |
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| 303 | roar_disconnect(con); |
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[2224] | 304 | return 23; |
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[2164] | 305 | } |
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| 306 | |
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| 307 | roar_simple_close(rfh); |
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| 308 | |
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| 309 | if ( roar_stream_attach_simple(con, stream, 0) == -1 ) { |
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[2224] | 310 | fprintf(stderr, "Can not attach remote stream to local server\n"); |
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[2164] | 311 | } |
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| 312 | |
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| 313 | roar_disconnect(con); |
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| 314 | |
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| 315 | return 0; |
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| 316 | } |
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| 317 | |
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| 318 | //ll |
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