[126] | 1 | //roarfilt.c: |
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| 2 | |
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[669] | 3 | /* |
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[6052] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2015 |
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[669] | 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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[669] | 23 | * |
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| 24 | */ |
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| 25 | |
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[126] | 26 | #include <roaraudio.h> |
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[682] | 27 | #include <libroardsp/libroardsp.h> |
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[1103] | 28 | |
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| 29 | #ifdef ROAR_HAVE_LIBM |
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[130] | 30 | #include <math.h> |
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[1103] | 31 | #endif |
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[126] | 32 | |
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[5178] | 33 | #define BUFFERSIZE 1024 |
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| 34 | |
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[126] | 35 | void usage (void) { |
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[233] | 36 | printf("roarfilt [OPTIONS]...\n"); |
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[126] | 37 | |
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| 38 | printf("\nOptions:\n\n"); |
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| 39 | |
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[5533] | 40 | printf(" --server SERVER - Set server hostname\n" |
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| 41 | " --rate -R RATE - Set sample rate\n" |
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| 42 | " --bits -B BITS - Set bits per sample\n" |
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| 43 | " --chans -C CHANNELS - Set number of channels\n" |
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| 44 | " --aiprofile PROFILE - Set audio profile\n" |
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| 45 | " --help - Show this help\n" |
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[128] | 46 | "\n" |
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[5533] | 47 | " --half - half the volume\n" |
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| 48 | " --double - double the volume\n" |
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| 49 | " --amp VAL - Set amplification\n" |
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| 50 | " --mul VAL - Set mul\n" |
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| 51 | " --div VAL - Set div\n" |
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| 52 | " --filter name - add filter name\n" |
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| 53 | " --ffreq freq - set filter freq\n" |
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| 54 | " --fmul mult - set filter multiplier\n" |
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| 55 | " --fdiv div - set filter divider\n" |
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| 56 | " --fn N - set filter N parameter\n" |
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| 57 | " --flimit limit - set filter limit parameter\n" |
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| 58 | " --fmode mode - set filter mode parameter\n" |
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| 59 | " --fq Q - set filter quality\n" |
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[126] | 60 | ); |
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| 61 | |
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| 62 | } |
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| 63 | |
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[5180] | 64 | #define _volX(bits,twobits,sf) \ |
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| 65 | void vol##bits (void * data, int32_t mul, int32_t div, size_t len) { \ |
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| 66 | int##bits##_t * samples = (int##bits##_t *) data; \ |
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| 67 | size_t i; \ |
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| 68 | \ |
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| 69 | len /= sf; \ |
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| 70 | \ |
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| 71 | for (i = 0; i < len; i++) \ |
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| 72 | samples[i] = ((int##twobits##_t) samples[i] * mul) / div; \ |
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[128] | 73 | } |
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| 74 | |
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[5180] | 75 | _volX( 8,16,1) |
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| 76 | _volX(16,32,2) |
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| 77 | _volX(32,64,4) |
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[130] | 78 | |
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[126] | 79 | int main (int argc, char * argv[]) { |
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[5180] | 80 | struct roar_audio_info info; |
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[5534] | 81 | const char * server = NULL; |
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| 82 | const char * k; |
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[5180] | 83 | int i; |
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| 84 | int32_t mul = 1, div = 1; |
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| 85 | int filter_id; |
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[884] | 86 | int32_t tmp; |
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[5950] | 87 | float tmpfp; |
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[5180] | 88 | char buf[BUFFERSIZE]; |
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[682] | 89 | struct roardsp_filterchain fc; |
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[884] | 90 | struct roardsp_filter filter_real[8]; |
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| 91 | struct roardsp_filter * filter = filter_real - 1; |
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[682] | 92 | struct roar_stream stream; |
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[2846] | 93 | struct roar_vio_calls svio; |
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[126] | 94 | |
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[5180] | 95 | _LIBROAR_IGNORE_RET(roar_profile2info(&info, "default-server")); |
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| 96 | info.codec = ROAR_CODEC_DEFAULT; |
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| 97 | |
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[682] | 98 | roardsp_fchain_init(&fc); |
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| 99 | |
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[126] | 100 | for (i = 1; i < argc; i++) { |
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| 101 | k = argv[i]; |
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| 102 | |
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[1635] | 103 | if ( strcmp(k, "--server") == 0 || strcmp(k, "-s") == 0 ) { |
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[5950] | 104 | ROAR_CKHAVEARGS(1); |
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[126] | 105 | server = argv[++i]; |
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[1507] | 106 | } else if ( strcmp(k, "--rate") == 0 || strcmp(k, "-R") == 0 || strcmp(k, "-r") == 0 ) { |
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[5950] | 107 | ROAR_CKHAVEARGS(1); |
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[5180] | 108 | info.rate = roar_str2rate(argv[++i]); |
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[1507] | 109 | } else if ( strcmp(k, "--bits") == 0 || strcmp(k, "-B") == 0 ) { |
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[5950] | 110 | ROAR_CKHAVEARGS(1); |
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[5180] | 111 | info.bits = roar_str2bits(argv[++i]); |
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[1507] | 112 | } else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 || strcmp(k, "-C") == 0 ) { |
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[5950] | 113 | ROAR_CKHAVEARGS(1); |
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[5180] | 114 | info.channels = roar_str2channels(argv[++i]); |
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[1507] | 115 | } else if ( strcmp(k, "-b") == 0 ) { |
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[5180] | 116 | info.bits = 8; |
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[1507] | 117 | } else if ( strcmp(k, "-m") == 0 ) { |
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[5180] | 118 | info.channels = 1; |
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[5533] | 119 | } else if ( !strcmp(k, "--aiprofile") ) { |
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[5950] | 120 | ROAR_CKHAVEARGS(1); |
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[5533] | 121 | if ( roar_profile2info(&info, argv[++i]) == -1 ) { |
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| 122 | fprintf(stderr, "Error: Can not load audio profile: %s: %s\n", argv[i], roar_error2str(roar_error)); |
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| 123 | return 1; |
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| 124 | } |
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| 125 | info.codec = ROAR_CODEC_DEFAULT; |
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[1507] | 126 | } else if ( strcmp(k, "--half") == 0 || strcmp(k, "-half") == 0 ) { |
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[128] | 127 | div *= 2; |
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[1507] | 128 | } else if ( strcmp(k, "--double") == 0 || strcmp(k, "-double") == 0 ) { |
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[128] | 129 | mul *= 2; |
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[130] | 130 | } else if ( strcmp(k, "--amp") == 0 ) { |
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[5950] | 131 | ROAR_CKHAVEARGS(1); |
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[130] | 132 | mul *= atoi(argv[++i]); |
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| 133 | } else if ( strcmp(k, "--mul") == 0 ) { |
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[5950] | 134 | ROAR_CKHAVEARGS(1); |
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[130] | 135 | mul = atoi(argv[++i]); |
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| 136 | } else if ( strcmp(k, "--div") == 0 ) { |
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[5950] | 137 | ROAR_CKHAVEARGS(1); |
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[130] | 138 | div = atoi(argv[++i]); |
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[682] | 139 | } else if ( strcmp(k, "--filter") == 0 ) { |
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[5950] | 140 | ROAR_CKHAVEARGS(1); |
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[5180] | 141 | stream.info = info; |
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[5172] | 142 | filter_id = roardsp_filter_str2id(argv[++i]); |
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| 143 | if ( filter_id == -1 ) { |
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| 144 | ROAR_WARN("Can not add filter as filter ID is unknown: %s: %s", argv[i], roar_error2str(roar_error)); |
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| 145 | } else { |
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| 146 | filter++; |
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| 147 | if ( roardsp_filter_init(filter, &stream, filter_id) == -1 ) { |
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| 148 | ROAR_WARN("Can not add filter: %s: %s", argv[i], roar_error2str(roar_error)); |
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| 149 | filter--; |
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| 150 | } else { |
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| 151 | roardsp_fchain_add(&fc, filter); |
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| 152 | } |
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| 153 | } |
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[682] | 154 | } else if ( strcmp(k, "--ffreq") == 0 ) { |
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[5950] | 155 | ROAR_CKHAVEARGS(1); |
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| 156 | tmpfp = atof(argv[++i]); |
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| 157 | roardsp_filter_ctl(filter, ROARDSP_FCTL_FREQ, &tmpfp); |
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[884] | 158 | } else if ( strcmp(k, "--fmul") == 0 ) { |
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[5950] | 159 | ROAR_CKHAVEARGS(1); |
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[884] | 160 | tmp = atoi(argv[++i]); |
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| 161 | roardsp_filter_ctl(filter, ROARDSP_FCTL_MUL, &tmp); |
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| 162 | } else if ( strcmp(k, "--fdiv") == 0 ) { |
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[5950] | 163 | ROAR_CKHAVEARGS(1); |
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[884] | 164 | tmp = atoi(argv[++i]); |
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| 165 | roardsp_filter_ctl(filter, ROARDSP_FCTL_DIV, &tmp); |
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[985] | 166 | } else if ( strcmp(k, "--fn") == 0 ) { |
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[5950] | 167 | ROAR_CKHAVEARGS(1); |
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[985] | 168 | tmp = atoi(argv[++i]); |
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| 169 | roardsp_filter_ctl(filter, ROARDSP_FCTL_N, &tmp); |
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[1005] | 170 | } else if ( strcmp(k, "--fq") == 0 ) { |
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[5950] | 171 | ROAR_CKHAVEARGS(1); |
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[1005] | 172 | tmp = atoi(argv[++i]); |
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| 173 | roardsp_filter_ctl(filter, ROARDSP_FCTL_Q, &tmp); |
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[985] | 174 | } else if ( strcmp(k, "--flimit") == 0 ) { |
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[5950] | 175 | ROAR_CKHAVEARGS(1); |
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[985] | 176 | tmp = atoi(argv[++i]); |
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| 177 | roardsp_filter_ctl(filter, ROARDSP_FCTL_LIMIT, &tmp); |
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[1005] | 178 | } else if ( strcmp(k, "--fmode") == 0 ) { |
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[5950] | 179 | ROAR_CKHAVEARGS(1); |
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[1005] | 180 | tmp = atoi(argv[++i]); |
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| 181 | roardsp_filter_ctl(filter, ROARDSP_FCTL_MODE, &tmp); |
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[1635] | 182 | } else if ( strcmp(k, "--help") == 0 || strcmp(k, "-h") == 0 ) { |
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[126] | 183 | usage(); |
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| 184 | return 0; |
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| 185 | } else { |
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| 186 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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| 187 | usage(); |
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| 188 | return 1; |
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| 189 | } |
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| 190 | } |
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| 191 | |
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[5180] | 192 | if ( roar_vio_simple_stream(&svio, |
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| 193 | info.rate, info.channels, info.bits, info.codec, |
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[5289] | 194 | server, ROAR_DIR_FILTER, "roarfilt", -1) == -1 ) { |
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[126] | 195 | fprintf(stderr, "Error: can not start playback\n"); |
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| 196 | return 1; |
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| 197 | } |
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| 198 | |
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[1103] | 199 | if ( mul == div && |
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| 200 | roardsp_fchain_num(&fc) == 0 ) { |
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[128] | 201 | fprintf(stderr, "Error: filter is useless!\n"); |
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| 202 | return 0; |
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| 203 | } |
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| 204 | |
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[5180] | 205 | switch (info.bits) { |
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[5176] | 206 | case 8: |
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[5178] | 207 | while((i = roar_vio_read(&svio, buf, sizeof(buf)))) { |
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[5180] | 208 | vol8((void*)buf, mul, div, i); |
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| 209 | roardsp_fchain_calc(&fc, (void*)buf, (8*i)/info.bits); |
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[5176] | 210 | if (roar_vio_write(&svio, buf, i) != i) |
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| 211 | break; |
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| 212 | } |
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| 213 | break; |
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[2847] | 214 | case 16: |
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[5178] | 215 | while((i = roar_vio_read(&svio, buf, sizeof(buf)))) { |
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[2847] | 216 | if ( mul != div ) |
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[5180] | 217 | vol16((void*)buf, mul, div, i); |
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| 218 | roardsp_fchain_calc(&fc, (void*)buf, (8*i)/info.bits); |
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[2847] | 219 | if (roar_vio_write(&svio, buf, i) != i) |
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| 220 | break; |
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| 221 | } |
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| 222 | break; |
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[5176] | 223 | case 32: |
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[5178] | 224 | while((i = roar_vio_read(&svio, buf, sizeof(buf)))) { |
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[5180] | 225 | vol32((void*)buf, mul, div, i); |
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| 226 | roardsp_fchain_calc(&fc, (void*)buf, (8*i)/info.bits); |
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[2847] | 227 | if (roar_vio_write(&svio, buf, i) != i) |
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| 228 | break; |
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| 229 | } |
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| 230 | break; |
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| 231 | default: |
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[5180] | 232 | fprintf(stderr, "Error: %i bits per sample is not supported!\n", (int)info.bits); |
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[2847] | 233 | return 1; |
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[128] | 234 | } |
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[126] | 235 | |
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[2846] | 236 | roar_vio_close(&svio); |
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[126] | 237 | |
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[682] | 238 | roardsp_fchain_uninit(&fc); |
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| 239 | |
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[126] | 240 | return 0; |
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| 241 | } |
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| 242 | |
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| 243 | //ll |
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