[4173] | 1 | //vs.c: |
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| 2 | |
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| 3 | /* |
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[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010-2011 |
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[4173] | 5 | * |
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| 6 | * This file is part of libroar 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 | * libroar 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, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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| 23 | * |
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| 24 | * NOTE for everyone want's to change something and send patches: |
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| 25 | * read README and HACKING! There a addition information on |
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| 26 | * the license of this document you need to read before you send |
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| 27 | * any patches. |
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| 28 | * |
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| 29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 30 | * or libpulse*: |
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| 31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 32 | * and are therefore GPL. Because of this it may be illigal to use |
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| 33 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 34 | */ |
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| 35 | |
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| 36 | #include "libroar.h" |
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| 37 | |
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[4719] | 38 | #if defined(ROAR_HAVE_GETSOCKOPT) && defined(ROAR_HAVE_SETSOCKOPT) |
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| 39 | #define _HAVE_SOCKOPT |
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| 40 | #endif |
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| 41 | |
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[5068] | 42 | #define LOCAL_CLOCK ROAR_CLOCK_DEFAULT |
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| 43 | |
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[4580] | 44 | #define FLAG_NONE 0x0000 |
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| 45 | #define FLAG_STREAM 0x0001 |
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| 46 | #define FLAG_NONBLOCK 0x0002 |
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| 47 | #define FLAG_BUFFERED 0x0004 |
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| 48 | #define FLAG_CLOSEFILE 0x0008 |
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[4850] | 49 | #define FLAG_FREE_VOL 0x0010 |
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[5025] | 50 | #define FLAG_DEF_PAUSE 0x0020 |
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[4580] | 51 | #define FLAG_DIR_IN 0x1000 |
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| 52 | #define FLAG_DIR_OUT 0x2000 |
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[4174] | 53 | |
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[4873] | 54 | #define _initerr() roar_err_clear_all() |
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| 55 | #define _seterr(x) do { if ( error != NULL ) *error = (x); roar_err_set((x)); ROAR_DBG("roar_vs_*(*): *error=%s(%i)", roar_vs_strerr((x)), (x)); } while(0) |
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| 56 | #define _seterrre() do { _seterr(roar_error); } while(0) |
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| 57 | #define _seterrse() do { roar_err_from_errno(); _seterr(roar_error); } while(0) |
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[4260] | 58 | #define _ckvss(ret) do { if ( vss == NULL ) { _seterr(ROAR_ERROR_INVAL); return (ret); } } while(0) |
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[4174] | 59 | |
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| 60 | struct roar_vs { |
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| 61 | int flags; |
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| 62 | struct roar_connection con_store; |
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| 63 | struct roar_connection * con; |
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| 64 | struct roar_stream stream; |
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| 65 | struct roar_vio_calls vio; |
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[4206] | 66 | struct roar_audio_info info; |
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| 67 | size_t readc, writec; |
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| 68 | int mixerid; |
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| 69 | int first_primid; |
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[4580] | 70 | struct roar_buffer * readbuffer, * writebuffer; |
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| 71 | struct roar_vio_calls file_store; |
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| 72 | struct roar_vio_calls * file; |
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[4626] | 73 | struct roar_buffer * readring, * writering; |
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[4719] | 74 | #ifdef _HAVE_SOCKOPT |
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| 75 | struct { |
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| 76 | float target; |
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| 77 | float window; |
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| 78 | float minlag; |
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| 79 | float p; |
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| 80 | } latc; |
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| 81 | #endif |
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[5068] | 82 | struct { |
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| 83 | ssize_t last_pos; |
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[5069] | 84 | ssize_t last_offset; |
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[5068] | 85 | struct roar_time last_time; |
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| 86 | } latmes; |
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[4174] | 87 | }; |
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| 88 | |
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[4206] | 89 | static int _roar_vs_find_first_prim(roar_vs_t * vss); |
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| 90 | |
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[4174] | 91 | const char * roar_vs_strerr(int error) { |
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[4793] | 92 | const char * ret = roar_error2str(error); |
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[4174] | 93 | |
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[4793] | 94 | if ( ret == NULL ) |
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| 95 | return "(unknown)"; |
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[4174] | 96 | |
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[4793] | 97 | return ret; |
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[4174] | 98 | } |
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| 99 | |
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| 100 | static roar_vs_t * roar_vs_init(int * error) { |
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| 101 | roar_vs_t * vss = roar_mm_malloc(sizeof(roar_vs_t)); |
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| 102 | |
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| 103 | if ( vss == NULL ) { |
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[4186] | 104 | _seterrse(); |
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[4174] | 105 | return NULL; |
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| 106 | } |
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| 107 | |
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| 108 | memset(vss, 0, sizeof(roar_vs_t)); |
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| 109 | |
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[4206] | 110 | vss->mixerid = -1; |
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| 111 | vss->first_primid = -1; |
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| 112 | |
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[4719] | 113 | #ifdef _HAVE_SOCKOPT |
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| 114 | vss->latc.target = -2.; // must be less than latc.minlag! |
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| 115 | vss->latc.window = -1.; |
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| 116 | vss->latc.minlag = -1.; |
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| 117 | vss->latc.p = 0.005; |
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| 118 | #endif |
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| 119 | |
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[5068] | 120 | vss->latmes.last_pos = -1; |
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| 121 | |
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[4174] | 122 | return vss; |
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| 123 | } |
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| 124 | |
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| 125 | roar_vs_t * roar_vs_new_from_con(struct roar_connection * con, int * error) { |
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| 126 | roar_vs_t * vss = roar_vs_init(error); |
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| 127 | |
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| 128 | if ( vss == NULL ) |
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| 129 | return NULL; |
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| 130 | |
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| 131 | vss->con = con; |
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| 132 | |
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| 133 | return vss; |
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| 134 | } |
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| 135 | |
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| 136 | roar_vs_t * roar_vs_new(const char * server, const char * name, int * error) { |
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| 137 | roar_vs_t * vss = roar_vs_init(error); |
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| 138 | int ret; |
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| 139 | |
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| 140 | if ( vss == NULL ) |
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| 141 | return NULL; |
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| 142 | |
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| 143 | vss->con = &(vss->con_store); |
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| 144 | |
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[4186] | 145 | _initerr(); |
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| 146 | |
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[4174] | 147 | ret = roar_simple_connect(vss->con, (char*)server, (char*)name); |
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| 148 | |
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| 149 | if ( ret == -1 ) { |
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| 150 | roar_vs_close(vss, ROAR_VS_TRUE, NULL); |
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[4186] | 151 | _seterrre(); |
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[4174] | 152 | return NULL; |
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| 153 | } |
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| 154 | |
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| 155 | return vss; |
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| 156 | } |
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| 157 | |
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| 158 | int roar_vs_stream(roar_vs_t * vss, const struct roar_audio_info * info, int dir, int * error) { |
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[4206] | 159 | struct roar_stream_info sinfo; |
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[4174] | 160 | int ret; |
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| 161 | |
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[4260] | 162 | _ckvss(-1); |
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| 163 | |
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[4174] | 164 | if ( vss->flags & FLAG_STREAM ) { |
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| 165 | _seterr(ROAR_ERROR_INVAL); |
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| 166 | return -1; |
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| 167 | } |
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| 168 | |
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[5025] | 169 | if ( dir == ROAR_DIR_FILTER ) |
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| 170 | vss->flags |= FLAG_DEF_PAUSE; |
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| 171 | |
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[4186] | 172 | _initerr(); |
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| 173 | |
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[4206] | 174 | if ( info != &(vss->info) ) |
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| 175 | memcpy(&(vss->info), info, sizeof(struct roar_audio_info)); |
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| 176 | |
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[4174] | 177 | ret = roar_vio_simple_new_stream_obj(&(vss->vio), vss->con, &(vss->stream), |
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| 178 | info->rate, info->channels, info->bits, info->codec, |
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| 179 | dir |
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| 180 | ); |
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| 181 | |
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| 182 | if ( ret == -1 ) { |
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[4186] | 183 | _seterrre(); |
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[4174] | 184 | return -1; |
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| 185 | } |
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| 186 | |
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[4206] | 187 | if ( roar_stream_get_info(vss->con, &(vss->stream), &sinfo) != -1 ) { |
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[4622] | 188 | // TODO: fix this: |
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| 189 | // as we currently do not support to select mixer we just check if we hit the |
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| 190 | // right one. |
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| 191 | if ( vss->mixerid != -1 && vss->mixerid != sinfo.mixer ) { |
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| 192 | _seterr(ROAR_ERROR_INVAL); // TODO: should we maybe use a diffrent value? |
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| 193 | roar_vio_close(&(vss->vio)); |
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| 194 | return -1; |
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| 195 | } |
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| 196 | |
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[4206] | 197 | vss->mixerid = sinfo.mixer; |
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| 198 | _roar_vs_find_first_prim(vss); |
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| 199 | } |
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| 200 | |
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[4174] | 201 | vss->flags |= FLAG_STREAM; |
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| 202 | |
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[4580] | 203 | switch (dir) { |
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| 204 | case ROAR_DIR_PLAY: vss->flags |= FLAG_DIR_OUT; break; |
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| 205 | } |
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| 206 | |
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[4174] | 207 | return 0; |
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| 208 | } |
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| 209 | |
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| 210 | roar_vs_t * roar_vs_new_simple(const char * server, const char * name, int rate, int channels, int codec, int bits, int dir, int * error) { |
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| 211 | roar_vs_t * vss = roar_vs_new(server, name, error); |
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| 212 | int ret; |
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| 213 | |
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| 214 | if (vss == NULL) |
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| 215 | return NULL; |
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| 216 | |
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[4206] | 217 | memset(&(vss->info), 0, sizeof(vss->info)); |
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[4174] | 218 | |
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[4206] | 219 | vss->info.rate = rate; |
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| 220 | vss->info.channels = channels; |
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| 221 | vss->info.codec = codec; |
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| 222 | vss->info.bits = bits; |
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[4174] | 223 | |
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[4206] | 224 | ret = roar_vs_stream(vss, &(vss->info), dir, error); |
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[4174] | 225 | |
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| 226 | if (ret == -1) { |
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| 227 | roar_vs_close(vss, ROAR_VS_TRUE, NULL); |
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| 228 | return NULL; |
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| 229 | } |
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| 230 | |
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| 231 | return vss; |
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| 232 | } |
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| 233 | |
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[4580] | 234 | int roar_vs_file(roar_vs_t * vss, struct roar_vio_calls * vio, int closefile, int * error) { |
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| 235 | _ckvss(-1); |
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| 236 | |
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| 237 | if ( vio == NULL || (closefile != ROAR_VS_TRUE && closefile != ROAR_VS_FALSE)) { |
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| 238 | _seterr(ROAR_ERROR_INVAL); |
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| 239 | return -1; |
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| 240 | } |
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| 241 | |
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| 242 | if ( vss->file != NULL ) { |
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| 243 | _seterr(ROAR_ERROR_INVAL); |
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| 244 | return -1; |
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| 245 | } |
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| 246 | |
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| 247 | vss->file = vio; |
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| 248 | if ( closefile == ROAR_VS_TRUE ) |
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| 249 | vss->flags |= FLAG_CLOSEFILE; |
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| 250 | |
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| 251 | return 0; |
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| 252 | } |
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| 253 | |
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| 254 | int roar_vs_file_simple(roar_vs_t * vss, char * filename, int * error) { |
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| 255 | struct roar_vio_defaults def; |
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| 256 | struct roar_vio_calls * file; |
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| 257 | char buf[64]; |
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| 258 | ssize_t ret; |
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| 259 | int dir = O_RDONLY; |
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[4584] | 260 | int codec = -1; |
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| 261 | const char * content_type; |
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[4580] | 262 | |
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| 263 | _ckvss(-1); |
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| 264 | |
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| 265 | if ( vss->file != NULL ) { |
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| 266 | _seterr(ROAR_ERROR_INVAL); |
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| 267 | return -1; |
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| 268 | } |
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| 269 | |
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| 270 | if ( vss->flags & FLAG_STREAM ) { |
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| 271 | switch (vss->flags & (FLAG_DIR_IN|FLAG_DIR_OUT)) { |
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| 272 | case FLAG_DIR_IN: dir = O_WRONLY; break; |
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| 273 | case FLAG_DIR_OUT: dir = O_RDONLY; break; |
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| 274 | case FLAG_DIR_IN|FLAG_DIR_OUT: dir = O_RDWR; break; |
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[4616] | 275 | default: |
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| 276 | _seterr(ROAR_ERROR_INVAL); |
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| 277 | return -1; |
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[4580] | 278 | } |
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| 279 | } |
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| 280 | |
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| 281 | file = &(vss->file_store); |
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| 282 | |
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[4618] | 283 | _initerr(); |
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[4580] | 284 | |
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[4618] | 285 | if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_NONE, dir, 0644) == -1 ) { |
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| 286 | _seterrre(); |
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| 287 | return -1; |
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| 288 | } |
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[4580] | 289 | |
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| 290 | if ( roar_vio_open_dstr(file, filename, &def, 1) == -1 ) { |
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[4618] | 291 | _seterrre(); |
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[4580] | 292 | return -1; |
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| 293 | } |
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| 294 | |
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| 295 | if ( !(vss->flags & FLAG_STREAM) ) { |
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[4584] | 296 | if ( roar_vio_ctl(file, ROAR_VIO_CTL_GET_MIMETYPE, &content_type) != -1 ) { |
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| 297 | codec = roar_mime2codec(content_type); |
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| 298 | } |
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[4580] | 299 | |
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[4584] | 300 | if ( codec == -1 ) { |
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| 301 | ret = roar_vio_read(file, buf, sizeof(buf)); |
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| 302 | |
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| 303 | codec = roar_file_codecdetect(buf, ret); |
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[4580] | 304 | |
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[4584] | 305 | if ( codec == -1 ) { |
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| 306 | roar_vio_close(file); |
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[4618] | 307 | _seterr(ROAR_ERROR_INVAL); // Other value? |
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[4584] | 308 | return -1; |
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| 309 | } |
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| 310 | |
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| 311 | if ( roar_vio_lseek(file, 0, SEEK_SET) != 0 ) { |
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| 312 | roar_vio_close(file); |
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[4618] | 313 | _seterrre(); |
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[4584] | 314 | return -1; |
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| 315 | } |
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[4580] | 316 | } |
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| 317 | |
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| 318 | memset(&(vss->info), 0, sizeof(vss->info)); |
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| 319 | |
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| 320 | vss->info.rate = ROAR_RATE_DEFAULT; |
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| 321 | vss->info.channels = ROAR_CHANNELS_DEFAULT; |
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| 322 | vss->info.codec = codec; |
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| 323 | vss->info.bits = ROAR_BITS_DEFAULT; |
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| 324 | |
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| 325 | ret = roar_vs_stream(vss, &(vss->info), ROAR_DIR_PLAY, error); |
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| 326 | |
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| 327 | if ( ret == -1 ) { |
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| 328 | roar_vio_close(file); |
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| 329 | return -1; |
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| 330 | } |
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| 331 | } |
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| 332 | |
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| 333 | if ( roar_vs_file(vss, file, ROAR_VS_TRUE, error) == -1 ) { |
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| 334 | roar_vio_close(file); |
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| 335 | return -1; |
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| 336 | } |
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| 337 | |
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| 338 | return 0; |
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| 339 | } |
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| 340 | |
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| 341 | roar_vs_t * roar_vs_new_from_file(const char * server, const char * name, char * filename, int * error) { |
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| 342 | roar_vs_t * vss = roar_vs_new(server, name, error); |
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| 343 | |
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| 344 | if ( vss == NULL ) |
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| 345 | return NULL; |
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| 346 | |
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| 347 | if ( roar_vs_file_simple(vss, filename, error) != 0 ) { |
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| 348 | roar_vs_close(vss, ROAR_VS_TRUE, NULL); |
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| 349 | return NULL; |
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| 350 | } |
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| 351 | |
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| 352 | return vss; |
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| 353 | } |
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| 354 | |
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[4626] | 355 | int roar_vs_buffer(roar_vs_t * vss, size_t buffer, int * error) { |
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| 356 | _ckvss(-1); |
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| 357 | |
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| 358 | if ( vss->flags & FLAG_BUFFERED ) |
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| 359 | return -1; |
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| 360 | |
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| 361 | if ( roar_buffer_ring_new(&(vss->readring), buffer, 0) == -1 ) { |
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| 362 | _seterrre(); |
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| 363 | return -1; |
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| 364 | } |
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| 365 | |
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| 366 | if ( roar_buffer_ring_new(&(vss->writering), buffer, 0) == -1 ) { |
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| 367 | _seterrre(); |
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| 368 | roar_buffer_free(vss->readring); |
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| 369 | vss->readring = NULL; |
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| 370 | return -1; |
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| 371 | } |
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| 372 | |
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| 373 | vss->flags |= FLAG_BUFFERED; |
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| 374 | |
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| 375 | return 0; |
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| 376 | } |
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| 377 | |
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[4174] | 378 | int roar_vs_close(roar_vs_t * vss, int killit, int * error) { |
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[4178] | 379 | if ( killit != ROAR_VS_TRUE && killit != ROAR_VS_FALSE ) { |
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[4618] | 380 | _seterr(ROAR_ERROR_INVAL); |
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[4178] | 381 | return -1; |
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| 382 | } |
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| 383 | |
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[4260] | 384 | _ckvss(-1); |
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| 385 | |
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[4580] | 386 | if ( vss->readbuffer != NULL ) |
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| 387 | roar_buffer_free(vss->readbuffer); |
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| 388 | if ( vss->writebuffer != NULL ) |
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| 389 | roar_buffer_free(vss->writebuffer); |
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| 390 | |
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[4626] | 391 | if ( vss->readring != NULL ) |
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| 392 | roar_buffer_free(vss->readring); |
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| 393 | if ( vss->writering != NULL ) |
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| 394 | roar_buffer_free(vss->writering); |
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| 395 | |
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[4580] | 396 | if ( vss->file != NULL && vss->flags & FLAG_CLOSEFILE ) |
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| 397 | roar_vio_close(vss->file); |
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| 398 | |
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[4174] | 399 | if ( vss->flags & FLAG_STREAM ) { |
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[4178] | 400 | if ( killit == ROAR_VS_TRUE ) { |
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[4174] | 401 | roar_kick(vss->con, ROAR_OT_STREAM, roar_stream_get_id(&(vss->stream))); |
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| 402 | } |
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| 403 | |
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| 404 | roar_vio_close(&(vss->vio)); |
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| 405 | } |
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| 406 | |
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| 407 | if ( vss->con == &(vss->con_store) ) { |
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| 408 | roar_disconnect(vss->con); |
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| 409 | } |
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| 410 | |
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| 411 | roar_mm_free(vss); |
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| 412 | return 0; |
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| 413 | } |
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| 414 | |
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[4626] | 415 | static ssize_t roar_vs_write_direct(roar_vs_t * vss, const void * buf, size_t len, int * error) { |
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| 416 | ssize_t ret = roar_vio_write(&(vss->vio), (void*)buf, len); |
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[4174] | 417 | |
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| 418 | if ( ret == -1 ) { |
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[4199] | 419 | #ifdef EAGAIN |
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[4873] | 420 | if ( roar_error == ROAR_ERROR_AGAIN ) |
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[4199] | 421 | return 0; |
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| 422 | #endif |
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| 423 | |
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[4186] | 424 | _seterrre(); |
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[4206] | 425 | } else { |
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[4717] | 426 | if ( !(vss->flags & FLAG_BUFFERED) ) { |
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| 427 | //printf("A: vss->writec=%zu, ret=%zi\n", vss->writec, ret); |
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[4636] | 428 | vss->writec += ret; |
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[4717] | 429 | } |
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[4174] | 430 | } |
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| 431 | |
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[4717] | 432 | //printf("B: vss->writec=%zu, ret=%zi\n", vss->writec, ret); |
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[4174] | 433 | return ret; |
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| 434 | } |
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| 435 | |
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[4626] | 436 | ssize_t roar_vs_write(roar_vs_t * vss, const void * buf, size_t len, int * error) { |
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| 437 | ssize_t ret; |
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| 438 | size_t writelen; |
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| 439 | |
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| 440 | _ckvss(-1); |
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| 441 | |
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| 442 | if ( !(vss->flags & FLAG_STREAM) ) { |
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| 443 | _seterr(ROAR_ERROR_INVAL); |
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| 444 | return -1; |
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| 445 | } |
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| 446 | |
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| 447 | _initerr(); |
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| 448 | |
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| 449 | if ( vss->flags & FLAG_BUFFERED ) { |
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| 450 | writelen = len; |
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| 451 | |
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| 452 | if ( roar_buffer_ring_write(vss->writering, (void*)buf, &writelen) == -1 ) { |
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| 453 | _seterrre(); |
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| 454 | return -1; |
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| 455 | } |
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| 456 | |
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| 457 | ret = writelen; |
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| 458 | vss->writec += ret; |
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| 459 | } else { |
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| 460 | ret = roar_vs_write_direct(vss, buf, len, error); |
---|
| 461 | } |
---|
| 462 | |
---|
| 463 | return ret; |
---|
| 464 | } |
---|
| 465 | |
---|
[4174] | 466 | ssize_t roar_vs_read (roar_vs_t * vss, void * buf, size_t len, int * error) { |
---|
| 467 | ssize_t ret; |
---|
| 468 | |
---|
[4260] | 469 | _ckvss(-1); |
---|
| 470 | |
---|
[4174] | 471 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 472 | _seterr(ROAR_ERROR_INVAL); |
---|
| 473 | return -1; |
---|
| 474 | } |
---|
| 475 | |
---|
[4186] | 476 | _initerr(); |
---|
| 477 | |
---|
[4174] | 478 | ret = roar_vio_read(&(vss->vio), buf, len); |
---|
| 479 | |
---|
| 480 | if ( ret == -1 ) { |
---|
[4186] | 481 | _seterrre(); |
---|
[4206] | 482 | } else { |
---|
| 483 | vss->readc += ret; |
---|
[4174] | 484 | } |
---|
| 485 | |
---|
| 486 | return ret; |
---|
| 487 | } |
---|
| 488 | |
---|
[4175] | 489 | int roar_vs_sync (roar_vs_t * vss, int wait, int * error) { |
---|
[4579] | 490 | struct roar_event waits, triggered; |
---|
| 491 | |
---|
[4260] | 492 | _ckvss(-1); |
---|
| 493 | |
---|
[4175] | 494 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 495 | _seterr(ROAR_ERROR_INVAL); |
---|
| 496 | return -1; |
---|
| 497 | } |
---|
| 498 | |
---|
[4579] | 499 | if ( wait != ROAR_VS_NOWAIT && wait != ROAR_VS_WAIT ) { |
---|
[4175] | 500 | _seterr(ROAR_ERROR_INVAL); |
---|
| 501 | return -1; |
---|
| 502 | } |
---|
| 503 | |
---|
[4186] | 504 | _initerr(); |
---|
| 505 | |
---|
| 506 | if ( roar_vio_sync(&(vss->vio)) == -1 ) { |
---|
| 507 | _seterrre(); |
---|
| 508 | return -1; |
---|
| 509 | } |
---|
[4175] | 510 | |
---|
[4579] | 511 | if ( wait == ROAR_VS_WAIT ) { |
---|
| 512 | memset(&waits, 0, sizeof(waits)); |
---|
| 513 | waits.event = ROAR_OE_STREAM_XRUN; |
---|
| 514 | waits.emitter = -1; |
---|
| 515 | waits.target = roar_stream_get_id(&(vss->stream)); |
---|
| 516 | waits.target_type = ROAR_OT_STREAM; |
---|
| 517 | |
---|
| 518 | if ( roar_wait(vss->con, &triggered, &waits, 1) == -1 ) { |
---|
| 519 | _seterrre(); |
---|
| 520 | return -1; |
---|
| 521 | } |
---|
| 522 | } |
---|
| 523 | |
---|
[4175] | 524 | return 0; |
---|
| 525 | } |
---|
| 526 | |
---|
| 527 | int roar_vs_blocking (roar_vs_t * vss, int val, int * error) { |
---|
| 528 | int old = -1; |
---|
| 529 | |
---|
[4260] | 530 | _ckvss(-1); |
---|
| 531 | |
---|
[4175] | 532 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 533 | _seterr(ROAR_ERROR_INVAL); |
---|
| 534 | return -1; |
---|
| 535 | } |
---|
| 536 | |
---|
| 537 | old = vss->flags & FLAG_NONBLOCK ? ROAR_VS_FALSE : ROAR_VS_TRUE; |
---|
| 538 | |
---|
[4186] | 539 | _initerr(); |
---|
| 540 | |
---|
[4175] | 541 | switch (val) { |
---|
| 542 | case ROAR_VS_TRUE: |
---|
| 543 | if ( roar_vio_nonblock(&(vss->vio), ROAR_SOCKET_BLOCK) == -1 ) { |
---|
[4186] | 544 | _seterrre(); |
---|
[4175] | 545 | return -1; |
---|
| 546 | } |
---|
| 547 | vss->flags |= FLAG_NONBLOCK; |
---|
| 548 | vss->flags -= FLAG_NONBLOCK; |
---|
| 549 | return old; |
---|
| 550 | break; |
---|
| 551 | case ROAR_VS_FALSE: |
---|
| 552 | if ( roar_vio_nonblock(&(vss->vio), ROAR_SOCKET_NONBLOCK) == -1 ) { |
---|
[4186] | 553 | _seterrre(); |
---|
[4175] | 554 | return -1; |
---|
| 555 | } |
---|
| 556 | vss->flags |= FLAG_NONBLOCK; |
---|
| 557 | return old; |
---|
| 558 | break; |
---|
| 559 | case ROAR_VS_TOGGLE: |
---|
| 560 | if ( old == ROAR_VS_TRUE ) { |
---|
| 561 | return roar_vs_blocking(vss, ROAR_VS_FALSE, error); |
---|
| 562 | } else { |
---|
| 563 | return roar_vs_blocking(vss, ROAR_VS_TRUE, error); |
---|
| 564 | } |
---|
| 565 | break; |
---|
| 566 | case ROAR_VS_ASK: |
---|
| 567 | return old; |
---|
| 568 | break; |
---|
| 569 | } |
---|
| 570 | |
---|
| 571 | _seterr(ROAR_ERROR_INVAL); |
---|
| 572 | return -1; |
---|
| 573 | } |
---|
| 574 | |
---|
[4206] | 575 | static int _roar_vs_find_first_prim(roar_vs_t * vss) { |
---|
| 576 | struct roar_stream stream; |
---|
| 577 | struct roar_stream_info info; |
---|
| 578 | int id[ROAR_STREAMS_MAX]; |
---|
| 579 | int num; |
---|
| 580 | int i; |
---|
| 581 | |
---|
| 582 | if ( vss->first_primid != -1 ) |
---|
| 583 | return vss->first_primid; |
---|
| 584 | |
---|
| 585 | if ( vss->mixerid == -1 ) |
---|
| 586 | return -1; |
---|
| 587 | |
---|
| 588 | if ( (num = roar_list_streams(vss->con, id, ROAR_STREAMS_MAX)) == -1 ) { |
---|
| 589 | return -1; |
---|
| 590 | } |
---|
| 591 | |
---|
| 592 | for (i = 0; i < num; i++) { |
---|
| 593 | if ( roar_get_stream(vss->con, &stream, id[i]) == -1 ) |
---|
| 594 | continue; |
---|
| 595 | |
---|
| 596 | if ( stream.dir != ROAR_DIR_OUTPUT ) |
---|
| 597 | continue; |
---|
| 598 | |
---|
| 599 | if ( roar_stream_get_info(vss->con, &stream, &info) == -1 ) |
---|
| 600 | continue; |
---|
| 601 | |
---|
| 602 | if ( info.mixer == vss->mixerid ) { |
---|
| 603 | vss->first_primid = id[i]; |
---|
| 604 | return id[i]; |
---|
| 605 | } |
---|
| 606 | } |
---|
| 607 | |
---|
| 608 | return -1; |
---|
| 609 | } |
---|
| 610 | |
---|
| 611 | ssize_t roar_vs_position(roar_vs_t * vss, int backend, int * error) { |
---|
| 612 | struct roar_stream stream; |
---|
| 613 | struct roar_stream out_stream; |
---|
| 614 | struct roar_stream_info out_info; |
---|
[4637] | 615 | size_t offset = 0; |
---|
[4206] | 616 | |
---|
[4260] | 617 | _ckvss(-1); |
---|
| 618 | |
---|
[4206] | 619 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 620 | _seterr(ROAR_ERROR_INVAL); |
---|
| 621 | return -1; |
---|
| 622 | } |
---|
| 623 | |
---|
| 624 | _initerr(); |
---|
| 625 | |
---|
| 626 | if ( roar_get_stream(vss->con, &stream, roar_stream_get_id(&(vss->stream))) == -1 ) { |
---|
| 627 | _seterrre(); |
---|
| 628 | return -1; |
---|
| 629 | } |
---|
| 630 | |
---|
[4638] | 631 | if ( backend == ROAR_VS_BACKEND_DEFAULT ) { |
---|
| 632 | backend = ROAR_VS_BACKEND_FIRST; |
---|
| 633 | } |
---|
| 634 | |
---|
[4206] | 635 | switch (backend) { |
---|
| 636 | case ROAR_VS_BACKEND_NONE: |
---|
[5068] | 637 | // return stream.pos; |
---|
| 638 | // do nothing. |
---|
[4206] | 639 | break; |
---|
| 640 | case ROAR_VS_BACKEND_FIRST: |
---|
| 641 | if ( vss->first_primid == -1 ) { |
---|
| 642 | _seterr(ROAR_ERROR_UNKNOWN); |
---|
| 643 | return -1; |
---|
| 644 | } |
---|
| 645 | |
---|
[4637] | 646 | backend = vss->first_primid; |
---|
| 647 | break; |
---|
| 648 | default: |
---|
| 649 | if ( backend < 0 ) { |
---|
| 650 | _seterr(ROAR_ERROR_INVAL); |
---|
[4206] | 651 | return -1; |
---|
| 652 | } |
---|
| 653 | break; |
---|
| 654 | } |
---|
| 655 | |
---|
[4637] | 656 | |
---|
| 657 | if ( backend >= 0 ) { |
---|
| 658 | roar_stream_new_by_id(&out_stream, backend); |
---|
| 659 | |
---|
| 660 | if ( roar_stream_get_info(vss->con, &out_stream, &out_info) == -1 ) { |
---|
| 661 | _seterrre(); |
---|
| 662 | return -1; |
---|
| 663 | } |
---|
| 664 | |
---|
| 665 | offset = out_info.delay * vss->info.rate; |
---|
| 666 | offset /= 1000000; |
---|
| 667 | } |
---|
| 668 | |
---|
[5068] | 669 | if ( roar_clock_gettime(&(vss->latmes.last_time), LOCAL_CLOCK) == -1 ) { |
---|
| 670 | vss->latmes.last_pos = -1; |
---|
| 671 | } else { |
---|
[5069] | 672 | vss->latmes.last_pos = stream.pos; |
---|
| 673 | vss->latmes.last_offset = offset; |
---|
[5068] | 674 | } |
---|
| 675 | |
---|
[4637] | 676 | return stream.pos + offset; |
---|
[4175] | 677 | } |
---|
| 678 | |
---|
[4719] | 679 | #ifdef _HAVE_SOCKOPT |
---|
| 680 | static void roar_vs_latency_managed(roar_vs_t * vss, roar_mus_t lat) { |
---|
| 681 | struct roar_vio_sysio_sockopt sockopt; |
---|
| 682 | float tmp = ((float)lat/1000.0) - vss->latc.target; |
---|
| 683 | int val; |
---|
| 684 | |
---|
| 685 | tmp *= vss->latc.p; |
---|
| 686 | |
---|
| 687 | sockopt.level = SOL_SOCKET; |
---|
| 688 | sockopt.optname = SO_SNDBUF; |
---|
| 689 | sockopt.optval = &val; |
---|
| 690 | sockopt.optlen = sizeof(val); |
---|
| 691 | |
---|
| 692 | roar_vio_ctl(&(vss->vio), ROAR_VIO_CTL_GET_SYSIO_SOCKOPT, &sockopt); |
---|
| 693 | |
---|
| 694 | val /= 2; |
---|
| 695 | |
---|
| 696 | tmp = 1.0 - tmp; |
---|
| 697 | |
---|
| 698 | val = (float)val*tmp; |
---|
| 699 | |
---|
| 700 | sockopt.optlen = sizeof(val); |
---|
| 701 | |
---|
| 702 | roar_vio_ctl(&(vss->vio), ROAR_VIO_CTL_SET_SYSIO_SOCKOPT, &sockopt); |
---|
| 703 | } |
---|
| 704 | #endif |
---|
| 705 | |
---|
[4206] | 706 | roar_mus_t roar_vs_latency(roar_vs_t * vss, int backend, int * error) { |
---|
| 707 | ssize_t pos = roar_vs_position(vss, backend, error); |
---|
| 708 | ssize_t bps; // byte per sample |
---|
| 709 | size_t lioc; // local IO (byte) counter |
---|
| 710 | size_t lpos; // local possition |
---|
[4636] | 711 | signed long long int lag; |
---|
[4206] | 712 | |
---|
[4717] | 713 | // printf("pos=%zi\n", pos); |
---|
| 714 | |
---|
[4215] | 715 | _initerr(); |
---|
| 716 | |
---|
[5068] | 717 | _ckvss(0); |
---|
[4260] | 718 | |
---|
[4215] | 719 | if (pos == -1) { |
---|
| 720 | _seterrre(); |
---|
| 721 | return 0; |
---|
| 722 | } |
---|
[4206] | 723 | |
---|
| 724 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 725 | _seterr(ROAR_ERROR_INVAL); |
---|
[4213] | 726 | return 0; |
---|
[4206] | 727 | } |
---|
| 728 | |
---|
| 729 | if ( vss->writec == 0 ) { |
---|
| 730 | lioc = vss->readc; |
---|
| 731 | } else { |
---|
[4717] | 732 | //printf("writec=%zu\n", vss->writec); |
---|
[4206] | 733 | lioc = vss->writec; |
---|
| 734 | } |
---|
| 735 | |
---|
| 736 | bps = roar_info2samplesize(&(vss->info)); |
---|
| 737 | |
---|
| 738 | if ( bps == -1 ) { |
---|
| 739 | _seterrre(); |
---|
[4213] | 740 | return 0; |
---|
[4206] | 741 | } |
---|
| 742 | |
---|
[4636] | 743 | lpos = (lioc*8) / bps; |
---|
[4206] | 744 | |
---|
[4717] | 745 | //printf("pos=%zi, lpos=%zi, bps=%zi, diff[lpos-pos]=%zi\n", pos, lpos, bps, (lpos - pos)); |
---|
[4636] | 746 | |
---|
| 747 | lag = (signed long long int)lpos - (signed long long int)pos; |
---|
| 748 | lag /= vss->info.channels; |
---|
[4206] | 749 | |
---|
| 750 | // we now have the lag in frames |
---|
[4636] | 751 | // return value are mus |
---|
| 752 | // so we need to multiply with 1s/mus and |
---|
[4206] | 753 | // multiply by 1/rate |
---|
| 754 | |
---|
[4636] | 755 | lag *= 1000000; // 1s/mus |
---|
[4206] | 756 | lag /= vss->info.rate; |
---|
| 757 | |
---|
[4213] | 758 | if ( lag == 0 ) { |
---|
| 759 | _seterr(ROAR_ERROR_NONE); |
---|
| 760 | } |
---|
| 761 | |
---|
[4719] | 762 | #ifdef _HAVE_SOCKOPT |
---|
| 763 | if (vss->latc.target > vss->latc.minlag) { |
---|
| 764 | roar_vs_latency_managed(vss, lag); |
---|
| 765 | } |
---|
| 766 | #endif |
---|
| 767 | |
---|
[4206] | 768 | return lag; |
---|
| 769 | } |
---|
| 770 | |
---|
[5068] | 771 | roar_mus_t roar_vs_latency2(roar_vs_t * vss, int backend, int wait, int * error) { |
---|
| 772 | ssize_t bps; // byte per sample |
---|
| 773 | size_t lioc; // local IO (byte) counter |
---|
| 774 | size_t lpos; // local possition |
---|
| 775 | signed long long int lag; |
---|
| 776 | struct roar_time rt; |
---|
| 777 | |
---|
| 778 | _initerr(); |
---|
| 779 | |
---|
| 780 | _ckvss(0); |
---|
| 781 | |
---|
| 782 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 783 | _seterr(ROAR_ERROR_INVAL); |
---|
| 784 | return 0; |
---|
| 785 | } |
---|
| 786 | |
---|
| 787 | if ( wait == ROAR_VS_WAIT ) { |
---|
| 788 | return roar_vs_latency(vss, backend, error); |
---|
| 789 | } else if ( wait == ROAR_VS_NOWAIT ) { |
---|
| 790 | if ( vss->latmes.last_pos == -1 ) { |
---|
| 791 | _seterr(ROAR_ERROR_NODATA); |
---|
| 792 | return 0; |
---|
| 793 | } |
---|
| 794 | |
---|
| 795 | if ( vss->writec == 0 ) { |
---|
| 796 | lioc = vss->readc; |
---|
| 797 | } else { |
---|
| 798 | //printf("writec=%zu\n", vss->writec); |
---|
| 799 | lioc = vss->writec; |
---|
| 800 | } |
---|
| 801 | |
---|
| 802 | bps = roar_info2samplesize(&(vss->info)); |
---|
| 803 | |
---|
| 804 | if ( bps == -1 ) { |
---|
| 805 | _seterrre(); |
---|
| 806 | return 0; |
---|
| 807 | } |
---|
| 808 | |
---|
| 809 | lpos = (lioc*8) / bps; |
---|
| 810 | |
---|
| 811 | //printf("pos=%zi, lpos=%zi, bps=%zi, diff[lpos-pos]=%zi\n", pos, lpos, bps, (lpos - pos)); |
---|
| 812 | |
---|
[5069] | 813 | lag = (signed long long int)lpos - (signed long long int)(vss->latmes.last_pos + vss->latmes.last_offset); |
---|
[5068] | 814 | lag /= vss->info.channels; |
---|
| 815 | |
---|
| 816 | // we now have the lag in frames |
---|
| 817 | // return value are mus |
---|
| 818 | // so we need to multiply with 1s/mus and |
---|
| 819 | // multiply by 1/rate |
---|
| 820 | |
---|
| 821 | lag *= 1000000; // 1s/mus |
---|
| 822 | lag /= vss->info.rate; |
---|
| 823 | |
---|
| 824 | _initerr(); |
---|
| 825 | if ( roar_clock_gettime(&rt, LOCAL_CLOCK) == -1 ) { |
---|
| 826 | _seterrre(); |
---|
| 827 | return 0; |
---|
| 828 | } |
---|
| 829 | |
---|
| 830 | // printf("%lli, %lli\n", (rt.t_sec - vss->latmes.last_time.t_sec ), (rt.t_ssec/2 - vss->latmes.last_time.t_ssec/2)/ 18446744073710LL); |
---|
| 831 | // printf("%lli, %llu\n", rt.t_sec, rt.t_ssec); |
---|
| 832 | lag -= (rt.t_sec - vss->latmes.last_time.t_sec ) * 1000000LL; |
---|
| 833 | lag -= ((int64_t)(rt.t_ssec/2) - (int64_t)(vss->latmes.last_time.t_ssec/2)) / 9223372036855LL; |
---|
| 834 | |
---|
| 835 | if ( lag == 0 ) { |
---|
| 836 | _seterr(ROAR_ERROR_NONE); |
---|
| 837 | } |
---|
| 838 | |
---|
| 839 | return lag; |
---|
| 840 | } |
---|
| 841 | |
---|
| 842 | _seterr(ROAR_ERROR_INVAL); |
---|
| 843 | return 0; |
---|
| 844 | } |
---|
| 845 | |
---|
[4175] | 846 | static int roar_vs_flag(roar_vs_t * vss, int flag, int val, int * error) { |
---|
| 847 | struct roar_stream_info info; |
---|
| 848 | int old = -1; |
---|
| 849 | |
---|
[4260] | 850 | _ckvss(-1); |
---|
| 851 | |
---|
[4175] | 852 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 853 | _seterr(ROAR_ERROR_INVAL); |
---|
| 854 | return -1; |
---|
| 855 | } |
---|
| 856 | |
---|
| 857 | if ( val != ROAR_VS_ASK ) |
---|
| 858 | old = roar_vs_flag(vss, flag, ROAR_VS_ASK, error); |
---|
| 859 | |
---|
[4186] | 860 | _initerr(); |
---|
| 861 | |
---|
[4175] | 862 | switch (val) { |
---|
| 863 | case ROAR_VS_TRUE: |
---|
| 864 | case ROAR_VS_FALSE: |
---|
[5051] | 865 | if ( roar_stream_set_flags2(vss->con, &(vss->stream), flag, |
---|
| 866 | val == ROAR_VS_TRUE ? ROAR_SET_FLAG : ROAR_RESET_FLAG) == -1 ) { |
---|
[4186] | 867 | _seterrre(); |
---|
[4175] | 868 | return -1; |
---|
| 869 | } |
---|
| 870 | return old; |
---|
| 871 | break; |
---|
| 872 | case ROAR_VS_TOGGLE: |
---|
| 873 | return roar_vs_flag(vss, flag, old == ROAR_VS_TRUE ? ROAR_VS_FALSE : ROAR_VS_TRUE, error); |
---|
| 874 | break; |
---|
| 875 | case ROAR_VS_ASK: |
---|
| 876 | if ( roar_stream_get_info(vss->con, &(vss->stream), &info) == -1 ) { |
---|
[4186] | 877 | _seterrre(); |
---|
[4175] | 878 | return -1; |
---|
| 879 | } |
---|
| 880 | return info.flags & flag ? ROAR_VS_TRUE : ROAR_VS_FALSE; |
---|
| 881 | break; |
---|
| 882 | } |
---|
| 883 | |
---|
[4187] | 884 | _seterr(ROAR_ERROR_INVAL); |
---|
[4175] | 885 | return -1; |
---|
| 886 | } |
---|
| 887 | |
---|
| 888 | int roar_vs_pause(roar_vs_t * vss, int val, int * error) { |
---|
| 889 | return roar_vs_flag(vss, ROAR_FLAG_PAUSE, val, error); |
---|
| 890 | } |
---|
| 891 | |
---|
| 892 | int roar_vs_mute (roar_vs_t * vss, int val, int * error) { |
---|
| 893 | return roar_vs_flag(vss, ROAR_FLAG_MUTE, val, error); |
---|
| 894 | } |
---|
| 895 | |
---|
| 896 | static int roar_vs_volume (roar_vs_t * vss, float * c, size_t channels, int * error) { |
---|
| 897 | struct roar_mixer_settings mixer; |
---|
| 898 | size_t i; |
---|
[4850] | 899 | register float s, max_s = -100.0, scale = 65535.0; |
---|
[4182] | 900 | int oldchannels; |
---|
[4740] | 901 | int mode = ROAR_SET_VOL_ALL; |
---|
[4175] | 902 | |
---|
[4260] | 903 | _ckvss(-1); |
---|
| 904 | |
---|
[4175] | 905 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 906 | _seterr(ROAR_ERROR_INVAL); |
---|
| 907 | return -1; |
---|
| 908 | } |
---|
| 909 | |
---|
| 910 | if ( channels > ROAR_MAX_CHANNELS ) { |
---|
| 911 | _seterr(ROAR_ERROR_INVAL); |
---|
| 912 | return -1; |
---|
| 913 | } |
---|
| 914 | |
---|
[4186] | 915 | _initerr(); |
---|
| 916 | |
---|
[4182] | 917 | if ( roar_get_vol(vss->con, roar_stream_get_id(&(vss->stream)), &mixer, &oldchannels) == -1 ) { |
---|
[4186] | 918 | _seterrre(); |
---|
[4182] | 919 | return -1; |
---|
| 920 | } |
---|
| 921 | |
---|
[4850] | 922 | if ( vss->flags & FLAG_FREE_VOL ) { |
---|
| 923 | for (i = 0; i < channels; i++) { |
---|
| 924 | if ( c[i] > max_s ) { |
---|
| 925 | max_s = c[i]; |
---|
| 926 | } else if ( c[i] < -0.01 ) { |
---|
| 927 | _seterr(ROAR_ERROR_RANGE); |
---|
| 928 | return -1; |
---|
| 929 | } |
---|
| 930 | } |
---|
| 931 | |
---|
| 932 | if ( max_s > 1.00 ) { |
---|
| 933 | scale = 65535.0 / max_s; |
---|
| 934 | } |
---|
| 935 | } |
---|
| 936 | |
---|
[4179] | 937 | for (i = 0; i < channels; i++) { |
---|
[4850] | 938 | if ( vss->flags & FLAG_FREE_VOL ) { |
---|
| 939 | s = c[i] * scale; |
---|
| 940 | if ( s < 0.0 ) |
---|
| 941 | s = 0.0; |
---|
| 942 | } else { |
---|
| 943 | s = c[i] * 65535.0; |
---|
| 944 | if ( s > 66190.0 || s < -655.0 ) { |
---|
| 945 | _seterr(ROAR_ERROR_RANGE); |
---|
| 946 | return -1; |
---|
| 947 | } else if ( s > 65535.0 ) { |
---|
| 948 | s = 65535.0; |
---|
| 949 | } else if ( s < 0.0 ) { |
---|
| 950 | s = 0.0; |
---|
| 951 | } |
---|
[4179] | 952 | } |
---|
| 953 | mixer.mixer[i] = s; |
---|
| 954 | } |
---|
[4175] | 955 | |
---|
[4850] | 956 | if ( vss->flags & FLAG_FREE_VOL ) { |
---|
| 957 | mixer.scale = scale; |
---|
| 958 | } else { |
---|
| 959 | mixer.scale = 65535; |
---|
| 960 | } |
---|
[4182] | 961 | |
---|
[4740] | 962 | if ( channels != oldchannels ) |
---|
| 963 | mode = ROAR_SET_VOL_UNMAPPED; |
---|
| 964 | |
---|
| 965 | if ( roar_set_vol2(vss->con, roar_stream_get_id(&(vss->stream)), &mixer, channels, mode) == 0 ) |
---|
| 966 | return 0; |
---|
| 967 | |
---|
| 968 | if ( mode == ROAR_SET_VOL_ALL ) { |
---|
| 969 | _seterrre(); |
---|
| 970 | return -1; |
---|
[4182] | 971 | } |
---|
[4175] | 972 | |
---|
[4740] | 973 | if ( roar_conv_volume(&mixer, &mixer, oldchannels, channels) == -1 ) { |
---|
| 974 | _seterrre(); |
---|
| 975 | return -1; |
---|
| 976 | } |
---|
| 977 | |
---|
| 978 | channels = oldchannels; |
---|
| 979 | mode = ROAR_SET_VOL_ALL; |
---|
| 980 | |
---|
| 981 | if ( roar_set_vol2(vss->con, roar_stream_get_id(&(vss->stream)), &mixer, channels, mode) == -1 ) { |
---|
[4186] | 982 | _seterrre(); |
---|
[4175] | 983 | return -1; |
---|
| 984 | } |
---|
| 985 | |
---|
| 986 | return 0; |
---|
| 987 | } |
---|
| 988 | |
---|
| 989 | int roar_vs_volume_mono (roar_vs_t * vss, float c, int * error) { |
---|
| 990 | return roar_vs_volume(vss, &c, 1, error); |
---|
| 991 | } |
---|
| 992 | |
---|
| 993 | int roar_vs_volume_stereo (roar_vs_t * vss, float l, float r, int * error) { |
---|
| 994 | float c[2] = {l, r}; |
---|
| 995 | return roar_vs_volume(vss, c, 2, error); |
---|
| 996 | } |
---|
| 997 | |
---|
| 998 | int roar_vs_volume_get (roar_vs_t * vss, float * l, float * r, int * error) { |
---|
| 999 | struct roar_mixer_settings mixer; |
---|
| 1000 | int channels; |
---|
| 1001 | |
---|
| 1002 | if ( vss == NULL || l == NULL || r == NULL ) { |
---|
| 1003 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1004 | return -1; |
---|
| 1005 | } |
---|
| 1006 | |
---|
| 1007 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 1008 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1009 | return -1; |
---|
| 1010 | } |
---|
| 1011 | |
---|
[4186] | 1012 | _initerr(); |
---|
| 1013 | |
---|
[4175] | 1014 | if ( roar_get_vol(vss->con, roar_stream_get_id(&(vss->stream)), &mixer, &channels) == -1 ) { |
---|
[4186] | 1015 | _seterrre(); |
---|
[4175] | 1016 | return -1; |
---|
| 1017 | } |
---|
| 1018 | |
---|
| 1019 | if ( channels == 1 ) |
---|
| 1020 | mixer.mixer[1] = mixer.mixer[0]; |
---|
| 1021 | |
---|
| 1022 | *l = mixer.mixer[0] / (float)mixer.scale; |
---|
| 1023 | *r = mixer.mixer[1] / (float)mixer.scale; |
---|
| 1024 | |
---|
| 1025 | return 0; |
---|
| 1026 | } |
---|
| 1027 | |
---|
[4176] | 1028 | int roar_vs_meta (roar_vs_t * vss, struct roar_keyval * kv, size_t len, int * error) { |
---|
| 1029 | struct roar_meta meta; |
---|
| 1030 | size_t i; |
---|
| 1031 | int type; |
---|
[4180] | 1032 | int ret = 0; |
---|
[4176] | 1033 | |
---|
[4260] | 1034 | _ckvss(-1); |
---|
| 1035 | |
---|
[4176] | 1036 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 1037 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1038 | return -1; |
---|
| 1039 | } |
---|
| 1040 | |
---|
| 1041 | meta.type = ROAR_META_TYPE_NONE; |
---|
| 1042 | meta.key[0] = 0; |
---|
| 1043 | meta.value = NULL; |
---|
| 1044 | |
---|
[4186] | 1045 | _initerr(); |
---|
[4176] | 1046 | |
---|
[4180] | 1047 | if ( roar_stream_meta_set(vss->con, &(vss->stream), ROAR_META_MODE_CLEAR, &meta) == -1 ) { |
---|
[4186] | 1048 | _seterrre(); |
---|
[4180] | 1049 | ret = -1; |
---|
| 1050 | } |
---|
[4176] | 1051 | |
---|
| 1052 | for (i = 0; i < len; i++) { |
---|
| 1053 | type = roar_meta_inttype(kv[i].key); |
---|
| 1054 | meta.type = type; |
---|
| 1055 | meta.value = kv[i].value; |
---|
| 1056 | |
---|
[4180] | 1057 | if ( roar_stream_meta_set(vss->con, &(vss->stream), ROAR_META_MODE_ADD, &meta) == -1 ) { |
---|
[4186] | 1058 | _seterrre(); |
---|
[4180] | 1059 | ret = -1; |
---|
| 1060 | } |
---|
[4176] | 1061 | } |
---|
| 1062 | |
---|
| 1063 | meta.type = ROAR_META_TYPE_NONE; |
---|
| 1064 | meta.key[0] = 0; |
---|
| 1065 | meta.value = NULL; |
---|
[4180] | 1066 | if ( roar_stream_meta_set(vss->con, &(vss->stream), ROAR_META_MODE_FINALIZE, &meta) == -1 ) { |
---|
[4186] | 1067 | _seterrre(); |
---|
[4180] | 1068 | ret = -1; |
---|
| 1069 | } |
---|
[4176] | 1070 | |
---|
[4180] | 1071 | return ret; |
---|
[4176] | 1072 | } |
---|
[4174] | 1073 | |
---|
[4212] | 1074 | int roar_vs_role (roar_vs_t * vss, int role, int * error) { |
---|
[4260] | 1075 | _ckvss(-1); |
---|
| 1076 | |
---|
[4212] | 1077 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 1078 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1079 | return -1; |
---|
| 1080 | } |
---|
| 1081 | |
---|
| 1082 | _initerr(); |
---|
| 1083 | |
---|
| 1084 | if ( roar_stream_set_role(vss->con, &(vss->stream), role) == -1 ) { |
---|
| 1085 | _seterrre(); |
---|
| 1086 | return -1; |
---|
| 1087 | } |
---|
| 1088 | |
---|
| 1089 | return 0; |
---|
| 1090 | } |
---|
| 1091 | |
---|
[4580] | 1092 | |
---|
| 1093 | int roar_vs_iterate (roar_vs_t * vss, int wait, int * error) { |
---|
| 1094 | struct roar_vio_select vios[3]; |
---|
| 1095 | struct roar_vio_selecttv rtv = {.sec = 0, .nsec = 1}; |
---|
| 1096 | size_t len = 0; |
---|
| 1097 | ssize_t i; |
---|
| 1098 | ssize_t ret; |
---|
| 1099 | int can_read = 0, can_write = 0; |
---|
| 1100 | int can_flush_stream = 0, can_flush_file = 0; |
---|
| 1101 | int is_eof = 0; |
---|
| 1102 | void * data; |
---|
[4626] | 1103 | size_t tmp; |
---|
| 1104 | |
---|
| 1105 | // TODO: fix error handling below. |
---|
[4580] | 1106 | |
---|
| 1107 | _ckvss(-1); |
---|
| 1108 | |
---|
| 1109 | if ( wait != ROAR_VS_WAIT && wait != ROAR_VS_NOWAIT ) { |
---|
| 1110 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1111 | return -1; |
---|
| 1112 | } |
---|
| 1113 | |
---|
| 1114 | ROAR_VIO_SELECT_SETVIO(&(vios[len]), &(vss->vio), ((vss->flags & FLAG_DIR_IN ? ROAR_VIO_SELECT_READ : 0) | |
---|
| 1115 | (vss->flags & FLAG_DIR_OUT ? ROAR_VIO_SELECT_WRITE : 0))); |
---|
| 1116 | vios[len].ud.vp = &(vss->vio); |
---|
| 1117 | len++; |
---|
| 1118 | |
---|
| 1119 | ROAR_VIO_SELECT_SETVIO(&(vios[len]), roar_get_connection_vio2(vss->con), ROAR_VIO_SELECT_READ); |
---|
| 1120 | vios[len].ud.vp = vss->con; |
---|
| 1121 | len++; |
---|
| 1122 | |
---|
| 1123 | |
---|
| 1124 | // TODO: FIXME: need to do two select()s so we can sleep more efficently and test for both directions. |
---|
| 1125 | // for the moment we disable file direction and hope it will not block anyway... |
---|
| 1126 | /* |
---|
| 1127 | if ( vss->file != NULL ) { |
---|
| 1128 | ROAR_VIO_SELECT_SETVIO(&(vios[len]), vss->file, ((vss->flags & FLAG_DIR_IN ? ROAR_VIO_SELECT_WRITE : 0) | |
---|
| 1129 | (vss->flags & FLAG_DIR_OUT ? ROAR_VIO_SELECT_READ : 0))); |
---|
| 1130 | vios[len].ud.vp = vss->file; |
---|
| 1131 | len++; |
---|
| 1132 | } |
---|
| 1133 | */ |
---|
| 1134 | |
---|
| 1135 | ret = roar_vio_select(vios, len, (wait == ROAR_VS_NOWAIT ? &rtv : NULL), NULL); |
---|
| 1136 | |
---|
| 1137 | // part 2 of above hack: |
---|
| 1138 | // emulate read handle. |
---|
[4626] | 1139 | if ( vss->file != NULL ) { |
---|
| 1140 | vios[len].ud.vp = vss->file; |
---|
| 1141 | vios[len].eventsa = ROAR_VIO_SELECT_WRITE|ROAR_VIO_SELECT_READ; |
---|
| 1142 | len++; |
---|
| 1143 | } |
---|
[4580] | 1144 | |
---|
| 1145 | // no error here nor EOF. |
---|
| 1146 | if ( ret == 0 ) |
---|
| 1147 | return 1; |
---|
| 1148 | |
---|
| 1149 | for (i = 0; i < len; i++) { |
---|
| 1150 | if ( !vios[i].eventsa ) |
---|
| 1151 | continue; |
---|
| 1152 | |
---|
| 1153 | if ( vios[i].ud.vp == &(vss->vio) ) { |
---|
| 1154 | if ( vios[i].eventsa & ROAR_VIO_SELECT_READ ) |
---|
| 1155 | can_read++; |
---|
| 1156 | |
---|
| 1157 | if ( vios[i].eventsa & ROAR_VIO_SELECT_WRITE ) { |
---|
| 1158 | can_write++; |
---|
| 1159 | can_flush_stream = 1; |
---|
| 1160 | } |
---|
| 1161 | } else if ( vios[i].ud.vp == vss->con ) { |
---|
| 1162 | roar_sync(vss->con); |
---|
[4626] | 1163 | } else if ( vss->file != NULL && vios[i].ud.vp == vss->file ) { |
---|
[4580] | 1164 | if ( vios[i].eventsa & ROAR_VIO_SELECT_READ ) |
---|
| 1165 | can_write++; |
---|
| 1166 | |
---|
| 1167 | if ( vios[i].eventsa & ROAR_VIO_SELECT_WRITE ) { |
---|
| 1168 | can_read++; |
---|
| 1169 | can_flush_file = 1; |
---|
| 1170 | } |
---|
| 1171 | } |
---|
| 1172 | } |
---|
| 1173 | |
---|
[4626] | 1174 | if ( vss->flags & FLAG_BUFFERED ) { |
---|
| 1175 | if ( roar_buffer_ring_avail(vss->readring, NULL, &tmp) != -1 ) |
---|
| 1176 | if ( tmp > 0 ) |
---|
| 1177 | can_read++; |
---|
| 1178 | |
---|
[4628] | 1179 | // no check here to just let the read return zero and we do EOF handling. |
---|
| 1180 | /* |
---|
[4626] | 1181 | if ( roar_buffer_ring_avail(vss->writering, &tmp, NULL) != -1 ) |
---|
| 1182 | if ( tmp > 0 ) |
---|
[4628] | 1183 | */ |
---|
[4626] | 1184 | can_write++; |
---|
| 1185 | } |
---|
| 1186 | |
---|
| 1187 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p): can_read=%i, can_write=%i", vss, wait, error, can_read, can_write); |
---|
| 1188 | |
---|
[4580] | 1189 | // TODO: FIXME: Need to correct error handling here! |
---|
| 1190 | |
---|
| 1191 | if ( can_flush_stream && vss->writebuffer != NULL ) { |
---|
| 1192 | if ( roar_buffer_get_data(vss->writebuffer, &data) == -1 ) |
---|
| 1193 | return -1; |
---|
| 1194 | |
---|
| 1195 | if ( roar_buffer_get_len(vss->writebuffer, &len) == -1 ) |
---|
| 1196 | return -1; |
---|
| 1197 | |
---|
[4626] | 1198 | ret = roar_vs_write_direct(vss, data, len, error); |
---|
[4580] | 1199 | |
---|
| 1200 | if ( ret == -1 ) { |
---|
| 1201 | return -1; |
---|
| 1202 | } else if ( ret == len ) { |
---|
| 1203 | roar_buffer_free(vss->writebuffer); |
---|
| 1204 | vss->writebuffer = NULL; |
---|
| 1205 | } else { |
---|
| 1206 | if ( roar_buffer_set_offset(vss->writebuffer, ret) == -1 ) |
---|
| 1207 | return -1; |
---|
| 1208 | } |
---|
| 1209 | } |
---|
| 1210 | |
---|
| 1211 | if ( can_flush_file && vss->readbuffer != NULL ) { |
---|
| 1212 | if ( roar_buffer_get_data(vss->readbuffer, &data) == -1 ) |
---|
| 1213 | return -1; |
---|
| 1214 | |
---|
| 1215 | if ( roar_buffer_get_len(vss->readbuffer, &len) == -1 ) |
---|
| 1216 | return -1; |
---|
| 1217 | |
---|
| 1218 | ret = roar_vio_write(vss->file, data, len); |
---|
| 1219 | |
---|
| 1220 | if ( ret == -1 ) { |
---|
| 1221 | return -1; |
---|
| 1222 | } else if ( ret == len ) { |
---|
| 1223 | roar_buffer_free(vss->readbuffer); |
---|
| 1224 | vss->readbuffer = NULL; |
---|
| 1225 | } else { |
---|
| 1226 | if ( roar_buffer_set_offset(vss->readbuffer, ret) == -1 ) |
---|
| 1227 | return -1; |
---|
| 1228 | } |
---|
| 1229 | } |
---|
| 1230 | |
---|
| 1231 | #define _READ_SIZE 1024 |
---|
| 1232 | |
---|
| 1233 | if ( can_read == 2 && vss->readbuffer == NULL ) { |
---|
| 1234 | if ( roar_buffer_new_data(&(vss->readbuffer), (len = _READ_SIZE), &data) == -1 ) |
---|
| 1235 | return -1; |
---|
| 1236 | |
---|
| 1237 | ret = roar_vs_read(vss, data, len, error); |
---|
| 1238 | |
---|
| 1239 | if ( ret == -1 ) { |
---|
| 1240 | roar_buffer_free(vss->readbuffer); |
---|
| 1241 | vss->readbuffer = NULL; |
---|
| 1242 | return -1; |
---|
| 1243 | } else if ( ret == 0 ) { |
---|
| 1244 | is_eof = 1; |
---|
| 1245 | roar_buffer_free(vss->readbuffer); |
---|
| 1246 | vss->readbuffer = NULL; |
---|
| 1247 | } else { |
---|
| 1248 | len = ret; |
---|
| 1249 | if ( roar_buffer_set_len(vss->readbuffer, len) == -1 ) |
---|
| 1250 | return -1; |
---|
| 1251 | |
---|
[4626] | 1252 | if ( vss->flags & FLAG_BUFFERED ) { |
---|
| 1253 | tmp = len; |
---|
| 1254 | if ( roar_buffer_ring_write(vss->readring, data, &tmp) == -1 ) { |
---|
| 1255 | ret = -1; |
---|
| 1256 | } else { |
---|
| 1257 | ret = tmp; |
---|
| 1258 | } |
---|
| 1259 | } else { |
---|
| 1260 | ret = roar_vio_write(vss->file, data, len); |
---|
| 1261 | } |
---|
[4580] | 1262 | |
---|
| 1263 | if ( ret == -1 ) { |
---|
| 1264 | return -1; |
---|
| 1265 | } else if ( ret == len ) { |
---|
| 1266 | roar_buffer_free(vss->readbuffer); |
---|
| 1267 | vss->readbuffer = NULL; |
---|
| 1268 | } else { |
---|
| 1269 | if ( roar_buffer_set_offset(vss->readbuffer, ret) == -1 ) |
---|
| 1270 | return -1; |
---|
| 1271 | } |
---|
| 1272 | } |
---|
| 1273 | } |
---|
| 1274 | |
---|
| 1275 | if ( can_write == 2 && vss->writebuffer == NULL ) { |
---|
| 1276 | if ( roar_buffer_new_data(&(vss->writebuffer), (len = _READ_SIZE), &data) == -1 ) |
---|
| 1277 | return -1; |
---|
| 1278 | |
---|
[4626] | 1279 | if ( vss->flags & FLAG_BUFFERED ) { |
---|
| 1280 | tmp = len; |
---|
| 1281 | if ( roar_buffer_ring_read(vss->writering, data, &tmp) == -1 ) { |
---|
| 1282 | ret = -1; |
---|
| 1283 | } else { |
---|
| 1284 | ret = tmp; |
---|
| 1285 | } |
---|
| 1286 | } else { |
---|
| 1287 | ret = roar_vio_read(vss->file, data, len); |
---|
| 1288 | } |
---|
[4580] | 1289 | |
---|
[4581] | 1290 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p): ret=%lli", vss, wait, error, (long long int)ret); |
---|
| 1291 | |
---|
[4580] | 1292 | if ( ret == -1 ) { |
---|
[4581] | 1293 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p) = ?", vss, wait, error); |
---|
| 1294 | |
---|
[4580] | 1295 | roar_buffer_free(vss->writebuffer); |
---|
[4581] | 1296 | vss->writebuffer = NULL; |
---|
[4580] | 1297 | return -1; |
---|
| 1298 | } else if ( ret == 0 ) { |
---|
[4581] | 1299 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p) = ?", vss, wait, error); |
---|
| 1300 | |
---|
[4580] | 1301 | is_eof = 1; |
---|
| 1302 | roar_buffer_free(vss->writebuffer); |
---|
[4581] | 1303 | vss->writebuffer = NULL; |
---|
[4580] | 1304 | } else { |
---|
[4581] | 1305 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p) = ?", vss, wait, error); |
---|
| 1306 | |
---|
[4580] | 1307 | if ( len != ret ) { |
---|
| 1308 | len = ret; |
---|
[4581] | 1309 | if ( roar_buffer_set_len(vss->writebuffer, len) == -1 ) |
---|
[4580] | 1310 | return -1; |
---|
| 1311 | } |
---|
| 1312 | |
---|
[4581] | 1313 | ROAR_DBG("roar_vs_iterate(vss=%p, wait=%i, error=%p) = ?", vss, wait, error); |
---|
| 1314 | |
---|
[4626] | 1315 | ret = roar_vs_write_direct(vss, data, len, error); |
---|
[4580] | 1316 | |
---|
| 1317 | if ( ret == -1 ) { |
---|
| 1318 | return -1; |
---|
| 1319 | } else if ( ret == len ) { |
---|
| 1320 | roar_buffer_free(vss->writebuffer); |
---|
| 1321 | vss->writebuffer = NULL; |
---|
| 1322 | } else { |
---|
| 1323 | if ( roar_buffer_set_offset(vss->writebuffer, ret) == -1 ) |
---|
| 1324 | return -1; |
---|
| 1325 | } |
---|
| 1326 | } |
---|
| 1327 | } |
---|
| 1328 | |
---|
[4639] | 1329 | return is_eof ? 0 : 2; |
---|
[4580] | 1330 | } |
---|
| 1331 | |
---|
| 1332 | int roar_vs_run (roar_vs_t * vss, int * error) { |
---|
| 1333 | int ret; |
---|
| 1334 | |
---|
| 1335 | _ckvss(-1); |
---|
| 1336 | |
---|
| 1337 | while ((ret = roar_vs_iterate(vss, ROAR_VS_WAIT, error)) > 0); |
---|
| 1338 | |
---|
[4581] | 1339 | ROAR_DBG("roar_vs_run(vss=%p, error=%p): ret=%i", vss, error, ret); |
---|
| 1340 | |
---|
[4580] | 1341 | if ( ret == 0 ) { |
---|
| 1342 | // flush buffers: |
---|
| 1343 | roar_vs_iterate(vss, ROAR_VS_WAIT, error); |
---|
| 1344 | } |
---|
| 1345 | |
---|
[4581] | 1346 | if ( roar_vs_sync(vss, ROAR_VS_WAIT, error) == -1 ) |
---|
| 1347 | return -1; |
---|
| 1348 | |
---|
[4580] | 1349 | return ret; |
---|
| 1350 | } |
---|
| 1351 | |
---|
[4626] | 1352 | ssize_t roar_vs_get_avail_read(roar_vs_t * vss, int * error) { |
---|
| 1353 | size_t len; |
---|
| 1354 | |
---|
| 1355 | _ckvss(-1); |
---|
| 1356 | |
---|
| 1357 | if ( !(vss->flags & FLAG_BUFFERED) ) { |
---|
| 1358 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1359 | return -1; |
---|
| 1360 | } |
---|
| 1361 | |
---|
| 1362 | if ( roar_buffer_ring_avail(vss->readring, &len, NULL) == -1 ) { |
---|
| 1363 | _seterrre(); |
---|
| 1364 | return -1; |
---|
| 1365 | } |
---|
| 1366 | |
---|
| 1367 | return len; |
---|
| 1368 | } |
---|
| 1369 | |
---|
| 1370 | ssize_t roar_vs_get_avail_write(roar_vs_t * vss, int * error) { |
---|
| 1371 | size_t len; |
---|
| 1372 | |
---|
| 1373 | _ckvss(-1); |
---|
| 1374 | |
---|
| 1375 | if ( !(vss->flags & FLAG_BUFFERED) ) { |
---|
| 1376 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1377 | return -1; |
---|
| 1378 | } |
---|
| 1379 | |
---|
| 1380 | if ( roar_buffer_ring_avail(vss->writering, NULL, &len) == -1 ) { |
---|
| 1381 | _seterrre(); |
---|
| 1382 | return -1; |
---|
| 1383 | } |
---|
| 1384 | |
---|
| 1385 | return len; |
---|
| 1386 | } |
---|
| 1387 | |
---|
[4629] | 1388 | int roar_vs_reset_buffer(roar_vs_t * vss, int writering, int readring, int * error) { |
---|
| 1389 | _ckvss(-1); |
---|
| 1390 | |
---|
| 1391 | if ( !(vss->flags & FLAG_BUFFERED) ) { |
---|
| 1392 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1393 | return -1; |
---|
| 1394 | } |
---|
| 1395 | |
---|
| 1396 | if ( writering != ROAR_VS_TRUE || writering != ROAR_VS_FALSE || |
---|
| 1397 | readring != ROAR_VS_TRUE || readring != ROAR_VS_FALSE ) { |
---|
| 1398 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1399 | return -1; |
---|
| 1400 | } |
---|
| 1401 | |
---|
| 1402 | if ( writering ) { |
---|
| 1403 | if ( roar_buffer_ring_reset(vss->writering) == -1 ) { |
---|
| 1404 | _seterrre(); |
---|
| 1405 | return -1; |
---|
| 1406 | } |
---|
| 1407 | } |
---|
| 1408 | |
---|
| 1409 | if ( readring ) { |
---|
| 1410 | if ( roar_buffer_ring_reset(vss->readring) == -1 ) { |
---|
| 1411 | _seterrre(); |
---|
| 1412 | return -1; |
---|
| 1413 | } |
---|
| 1414 | } |
---|
| 1415 | |
---|
| 1416 | return 0; |
---|
| 1417 | } |
---|
| 1418 | |
---|
[4622] | 1419 | int roar_vs_ctl (roar_vs_t * vss, roar_vs_ctlcmd cmd, void * argp, int * error) { |
---|
| 1420 | _ckvss(-1); |
---|
| 1421 | |
---|
| 1422 | switch (cmd) { |
---|
| 1423 | case ROAR_VS_CMD_NOOP: |
---|
| 1424 | break; |
---|
| 1425 | case ROAR_VS_CMD_SET_MIXER: |
---|
| 1426 | vss->mixerid = *(int*)argp; |
---|
| 1427 | break; |
---|
| 1428 | case ROAR_VS_CMD_GET_MIXER: |
---|
| 1429 | *(int*)argp = vss->mixerid; |
---|
| 1430 | break; |
---|
| 1431 | case ROAR_VS_CMD_SET_FIRST_PRIM: |
---|
| 1432 | vss->first_primid = *(int*)argp; |
---|
| 1433 | break; |
---|
| 1434 | case ROAR_VS_CMD_GET_FIRST_PRIM: |
---|
| 1435 | *(int*)argp = vss->first_primid; |
---|
| 1436 | break; |
---|
[4719] | 1437 | #ifdef _HAVE_SOCKOPT |
---|
| 1438 | case ROAR_VS_CMD_SET_LATC_P: |
---|
| 1439 | vss->latc.p = *(float*)argp; |
---|
| 1440 | break; |
---|
| 1441 | case ROAR_VS_CMD_GET_LATC_P: |
---|
| 1442 | *(float*)argp = vss->latc.p; |
---|
| 1443 | break; |
---|
| 1444 | case ROAR_VS_CMD_SET_LATC_TARGET: |
---|
| 1445 | vss->latc.target = *(float*)argp; |
---|
| 1446 | break; |
---|
| 1447 | case ROAR_VS_CMD_GET_LATC_TARGET: |
---|
| 1448 | *(float*)argp = vss->latc.target; |
---|
| 1449 | break; |
---|
| 1450 | case ROAR_VS_CMD_SET_LATC_WINDOW: |
---|
| 1451 | vss->latc.window = *(float*)argp; |
---|
| 1452 | break; |
---|
| 1453 | case ROAR_VS_CMD_GET_LATC_WINDOW: |
---|
| 1454 | *(float*)argp = vss->latc.window; |
---|
| 1455 | break; |
---|
| 1456 | case ROAR_VS_CMD_SET_LATC_MINLAG: |
---|
| 1457 | vss->latc.minlag = *(float*)argp; |
---|
| 1458 | break; |
---|
| 1459 | case ROAR_VS_CMD_GET_LATC_MINLAG: |
---|
| 1460 | *(float*)argp = vss->latc.minlag; |
---|
| 1461 | break; |
---|
| 1462 | #endif |
---|
[4850] | 1463 | case ROAR_VS_CMD_SET_FREE_VOLUME: |
---|
[5025] | 1464 | switch (*(int*)argp) { |
---|
| 1465 | case ROAR_VS_TRUE: |
---|
| 1466 | vss->flags |= FLAG_FREE_VOL; |
---|
| 1467 | break; |
---|
| 1468 | case ROAR_VS_FALSE: |
---|
| 1469 | vss->flags |= FLAG_FREE_VOL; |
---|
| 1470 | vss->flags -= FLAG_FREE_VOL; |
---|
| 1471 | break; |
---|
| 1472 | case ROAR_VS_TOGGLE: |
---|
| 1473 | if ( vss->flags & FLAG_FREE_VOL ) { |
---|
| 1474 | vss->flags -= FLAG_FREE_VOL; |
---|
| 1475 | } else { |
---|
| 1476 | vss->flags |= FLAG_FREE_VOL; |
---|
| 1477 | } |
---|
| 1478 | break; |
---|
| 1479 | default: |
---|
| 1480 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1481 | return -1; |
---|
| 1482 | break; |
---|
[4850] | 1483 | } |
---|
| 1484 | break; |
---|
| 1485 | case ROAR_VS_CMD_GET_FREE_VOLUME: |
---|
[5025] | 1486 | *(int*)argp = vss->flags & FLAG_FREE_VOL ? ROAR_VS_TRUE : ROAR_VS_FALSE; |
---|
| 1487 | break; |
---|
| 1488 | case ROAR_VS_CMD_SET_DEFAULT_PAUSED: |
---|
| 1489 | switch (*(int*)argp) { |
---|
| 1490 | case ROAR_VS_TRUE: |
---|
| 1491 | vss->flags |= FLAG_DEF_PAUSE; |
---|
| 1492 | break; |
---|
| 1493 | case ROAR_VS_FALSE: |
---|
| 1494 | vss->flags |= FLAG_DEF_PAUSE; |
---|
| 1495 | vss->flags -= FLAG_DEF_PAUSE; |
---|
| 1496 | break; |
---|
| 1497 | case ROAR_VS_TOGGLE: |
---|
| 1498 | if ( vss->flags & FLAG_DEF_PAUSE ) { |
---|
| 1499 | vss->flags -= FLAG_DEF_PAUSE; |
---|
| 1500 | } else { |
---|
| 1501 | vss->flags |= FLAG_DEF_PAUSE; |
---|
| 1502 | } |
---|
| 1503 | break; |
---|
| 1504 | default: |
---|
| 1505 | _seterr(ROAR_ERROR_INVAL); |
---|
| 1506 | return -1; |
---|
| 1507 | break; |
---|
| 1508 | } |
---|
| 1509 | break; |
---|
| 1510 | case ROAR_VS_CMD_GET_DEFAULT_PAUSED: |
---|
| 1511 | *(int*)argp = vss->flags & FLAG_DEF_PAUSE ? ROAR_VS_TRUE : ROAR_VS_FALSE; |
---|
[4850] | 1512 | break; |
---|
[4719] | 1513 | // use ifndef here so warnings of unhandled enum values will be shown in DEBUG mode. |
---|
| 1514 | #ifndef DEBUG |
---|
| 1515 | default: |
---|
[5025] | 1516 | _seterr(ROAR_ERROR_INVAL); |
---|
[4719] | 1517 | return -1; |
---|
| 1518 | break; |
---|
| 1519 | #endif |
---|
[4622] | 1520 | } |
---|
| 1521 | |
---|
| 1522 | return 0; |
---|
| 1523 | } |
---|
[4580] | 1524 | |
---|
[4183] | 1525 | struct roar_connection * roar_vs_connection_obj(roar_vs_t * vss, int * error) { |
---|
[4260] | 1526 | _ckvss(NULL); |
---|
| 1527 | |
---|
[4183] | 1528 | return vss->con; |
---|
| 1529 | } |
---|
| 1530 | |
---|
| 1531 | struct roar_stream * roar_vs_stream_obj (roar_vs_t * vss, int * error) { |
---|
[4260] | 1532 | _ckvss(NULL); |
---|
| 1533 | |
---|
[4183] | 1534 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 1535 | _seterr(ROAR_ERROR_INVAL); |
---|
[4186] | 1536 | return NULL; |
---|
[4183] | 1537 | } |
---|
| 1538 | |
---|
| 1539 | return &(vss->stream); |
---|
| 1540 | } |
---|
| 1541 | |
---|
| 1542 | struct roar_vio_calls * roar_vs_vio_obj (roar_vs_t * vss, int * error) { |
---|
[4260] | 1543 | _ckvss(NULL); |
---|
| 1544 | |
---|
[4183] | 1545 | if ( !(vss->flags & FLAG_STREAM) ) { |
---|
| 1546 | _seterr(ROAR_ERROR_INVAL); |
---|
[4186] | 1547 | return NULL; |
---|
[4183] | 1548 | } |
---|
| 1549 | |
---|
| 1550 | return &(vss->vio); |
---|
| 1551 | } |
---|
| 1552 | |
---|
[4173] | 1553 | //ll |
---|