[0] | 1 | //streams.c: |
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| 2 | |
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[668] | 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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| 5 | * |
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| 6 | * This file is part of roard 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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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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| 24 | |
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[0] | 25 | #include "roard.h" |
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| 26 | |
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| 27 | int streams_init (void) { |
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| 28 | int i; |
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| 29 | |
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| 30 | for (i = 0; i < ROAR_STREAMS_MAX; i++) |
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| 31 | g_streams[i] = NULL; |
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| 32 | |
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| 33 | return 0; |
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| 34 | } |
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| 35 | |
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| 36 | int streams_free (void) { |
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| 37 | int i; |
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| 38 | |
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| 39 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
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| 40 | if ( g_streams[i] != NULL ) { |
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| 41 | streams_delete(i); |
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| 42 | } |
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| 43 | } |
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| 44 | |
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| 45 | return 0; |
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| 46 | } |
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| 47 | |
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| 48 | |
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| 49 | int streams_new (void) { |
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[16] | 50 | int i, j; |
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[494] | 51 | struct roar_stream * n = NULL; |
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| 52 | struct roar_stream_server * s = NULL; |
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[0] | 53 | |
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[1498] | 54 | #ifdef ROAR_SUPPORT_LISTEN |
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[1155] | 55 | if ( g_terminate && !g_no_listen ) // don't accept new streams in case of termination state |
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[1148] | 56 | return -1; |
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[1498] | 57 | #else |
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| 58 | if ( g_terminate ) // don't accept new streams in case of termination state |
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| 59 | return -1; |
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| 60 | #endif |
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[1148] | 61 | |
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[0] | 62 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
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| 63 | if ( g_streams[i] == NULL ) { |
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[494] | 64 | s = ROAR_STREAM_SERVER(n = ROAR_STREAM(malloc(sizeof(struct roar_stream_server)))); |
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[0] | 65 | if ( n == NULL ) { |
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| 66 | ROAR_ERR("streams_new(void): can not allocate memory for new stream: %s", strerror(errno)); |
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| 67 | ROAR_DBG("streams_new(void) = -1"); |
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| 68 | return -1; |
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| 69 | } |
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| 70 | |
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| 71 | n->id = i; |
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| 72 | n->fh = -1; |
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| 73 | // n->pos_rel_id = i; |
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[1804] | 74 | /* |
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[0] | 75 | n->database = NULL; |
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| 76 | n->dataoff = NULL; |
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| 77 | n->datalen = 0; |
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| 78 | n->offset = 0; |
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[1804] | 79 | */ |
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[381] | 80 | n->pos = 0; |
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[0] | 81 | |
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[1842] | 82 | s->name = NULL; |
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| 83 | |
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[494] | 84 | s->client = -1; |
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| 85 | s->socktype = ROAR_SOCKET_TYPE_UNKNOWN; |
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| 86 | s->buffer = NULL; |
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| 87 | s->need_extra = 0; |
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| 88 | s->output = NULL; |
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| 89 | s->is_new = 1; |
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| 90 | s->codecfilter = -1; |
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[538] | 91 | s->pre_underruns = 0; |
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| 92 | s->post_underruns = 0; |
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[1137] | 93 | s->delay = 0; |
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[538] | 94 | s->codec_orgi = -1; |
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[643] | 95 | s->primary = 0; |
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[1913] | 96 | s->ready = 0; |
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[2151] | 97 | s->outputbuffer = NULL; |
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[494] | 98 | |
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| 99 | s->mixer.scale = 65535; |
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| 100 | s->mixer.rpg_mul = 1; |
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| 101 | s->mixer.rpg_div = 1; |
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[16] | 102 | for (j = 0; j < ROAR_MAX_CHANNELS; j++) |
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[494] | 103 | s->mixer.mixer[j] = 65535; |
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| 104 | |
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[1498] | 105 | #ifdef ROAR_SUPPORT_META |
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[90] | 106 | for (j = 0; j < ROAR_META_MAX_PER_STREAM; j++) { |
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[494] | 107 | s->meta[j].type = ROAR_META_TYPE_NONE; |
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| 108 | s->meta[j].key[0] = 0; |
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| 109 | s->meta[j].value = NULL; |
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[90] | 110 | } |
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[1498] | 111 | #endif |
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[0] | 112 | |
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[592] | 113 | roar_vio_init_calls(&(s->vio)); |
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[930] | 114 | s->driver_id = -1; |
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[1030] | 115 | s->flags = ROAR_FLAG_NONE; |
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[592] | 116 | |
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[1857] | 117 | //roardsp_fchain_init(&(s->fc)); |
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[981] | 118 | |
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[494] | 119 | g_streams[i] = s; |
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[491] | 120 | ROAR_DBG("streams_new(void): n->id=%i", n->id); |
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[0] | 121 | ROAR_DBG("streams_new(void) = %i", i); |
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| 122 | return i; |
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| 123 | } |
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| 124 | } |
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| 125 | |
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| 126 | return -1; |
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| 127 | } |
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| 128 | |
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| 129 | int streams_delete (int id) { |
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[643] | 130 | struct roar_stream_server * s; |
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[645] | 131 | int prim; |
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[1245] | 132 | int no_vio_close = 0; |
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[1836] | 133 | int i; |
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[645] | 134 | |
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[643] | 135 | if ( (s = g_streams[id]) == NULL ) |
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[0] | 136 | return 0; |
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| 137 | |
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| 138 | ROAR_DBG("streams_delete(id=%i) = ?", id); |
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[643] | 139 | ROAR_DBG("streams_delete(id=%i): g_streams[id]->id=%i", id, ROAR_STREAM(s)->id); |
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[0] | 140 | |
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[1836] | 141 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
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| 142 | if ( g_streams[i] != NULL && ROAR_STREAM(g_streams[i])->pos_rel_id == id ) { |
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[2239] | 143 | switch (ROAR_STREAM(g_streams[i])->dir) { |
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| 144 | case ROAR_DIR_THRU: |
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| 145 | case ROAR_DIR_RAW_IN: |
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| 146 | streams_delete(i); |
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| 147 | break; |
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| 148 | default: |
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| 149 | ROAR_STREAM(g_streams[i])->pos_rel_id = -1; |
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[1836] | 150 | } |
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| 151 | } |
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| 152 | } |
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| 153 | |
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[1498] | 154 | #ifdef ROAR_SUPPORT_META |
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[1045] | 155 | // delete meta data form other meta streams if needed |
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| 156 | if ( streams_get_flag(id, ROAR_FLAG_META) == 1 ) { |
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| 157 | ROAR_DBG("streams_delete(id=%i): deleting meta stream!", id); |
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| 158 | stream_meta_clear(id); |
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| 159 | stream_meta_finalize(id); |
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| 160 | } |
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[1498] | 161 | #endif |
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[1045] | 162 | |
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[643] | 163 | if ( s->codecfilter != -1 ) { |
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| 164 | codecfilter_close(s->codecfilter_inst, s->codecfilter); |
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| 165 | s->codecfilter_inst = NULL; |
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| 166 | s->codecfilter = -1; |
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| 167 | } |
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| 168 | |
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[936] | 169 | if ( s->driver_id != -1 ) { |
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[937] | 170 | driver_closevio(&(s->vio), s->driver_id); |
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[936] | 171 | roar_vio_init_calls(&(s->vio)); |
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| 172 | s->driver_id = -1; |
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[1245] | 173 | no_vio_close = 1; |
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[936] | 174 | } |
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| 175 | |
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[1857] | 176 | //roardsp_fchain_uninit(&(s->fc)); |
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[981] | 177 | |
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[643] | 178 | if ( s->client != -1 ) { |
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| 179 | ROAR_DBG("streams_delete(id=%i): Stream is owned by client %i", id, g_streams[id]->client); |
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| 180 | client_stream_delete(s->client, id); |
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[269] | 181 | } |
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| 182 | |
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[2151] | 183 | stream_outputbuffer_destroy(id); |
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| 184 | |
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[643] | 185 | if ( s->buffer != NULL ) |
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| 186 | roar_buffer_free(s->buffer); |
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| 187 | |
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| 188 | if ( s->output != NULL ) |
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| 189 | free(s->output); |
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| 190 | |
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[1243] | 191 | /* |
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[643] | 192 | if ( ROAR_STREAM(s)->fh != -1 ) |
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| 193 | close(ROAR_STREAM(s)->fh); |
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[1243] | 194 | */ |
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| 195 | |
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[1245] | 196 | if ( !no_vio_close ) |
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| 197 | roar_vio_close(&(s->vio)); |
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[643] | 198 | |
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[645] | 199 | prim = s->primary; |
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[0] | 200 | |
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[1842] | 201 | if ( s->name != NULL ) |
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| 202 | free(s->name); |
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| 203 | |
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[643] | 204 | free(s); |
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[0] | 205 | |
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| 206 | g_streams[id] = NULL; |
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| 207 | |
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[645] | 208 | if ( prim ) { |
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| 209 | alive = 0; |
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| 210 | clean_quit(); |
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| 211 | } |
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| 212 | |
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[0] | 213 | ROAR_DBG("streams_delete(id=%i) = 0", id); |
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| 214 | return 0; |
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| 215 | } |
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| 216 | |
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| 217 | int streams_set_client (int id, int client) { |
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| 218 | if ( g_streams[id] == NULL ) |
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| 219 | return -1; |
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| 220 | |
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[491] | 221 | ROAR_DBG("streams_set_client(id=%i): g_streams[id]->id=%i", id, ROAR_STREAM(g_streams[id])->id); |
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[0] | 222 | g_streams[id]->client = client; |
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| 223 | |
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| 224 | return 0; |
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| 225 | } |
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| 226 | |
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[766] | 227 | int streams_get_client (int id) { |
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| 228 | if ( g_streams[id] == NULL ) |
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| 229 | return -1; |
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| 230 | |
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| 231 | return g_streams[id]->client; |
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| 232 | } |
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| 233 | |
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[1609] | 234 | int streams_set_dir (int id, int dir, int defaults) { |
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| 235 | struct roar_stream_server * ss; |
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| 236 | |
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| 237 | if ( (ss = g_streams[id]) == NULL ) |
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| 238 | return -1; |
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| 239 | |
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| 240 | ROAR_STREAM(ss)->dir = dir; |
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| 241 | |
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| 242 | if ( defaults ) { |
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| 243 | if ( dir <= 0 || dir >= ROAR_DIR_DIRIDS ) |
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| 244 | return -1; |
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| 245 | |
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[1906] | 246 | ROAR_DBG("streams_set_dir(*): g_config->streams[dir=%i].flags = 0x%0.4x", dir, g_config->streams[dir].flags); |
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| 247 | |
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| 248 | if ( streams_set_flag(id, g_config->streams[dir].flags) == -1 ) { |
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| 249 | ROAR_DBG("streams_set_dir(*) = -1 // can not set stream flags"); |
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[1609] | 250 | return -1; |
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[1906] | 251 | } |
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[1609] | 252 | |
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| 253 | ss->mixer.scale = g_config->streams[dir].mixer.scale; |
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| 254 | ss->mixer.rpg_mul = g_config->streams[dir].mixer.rpg_mul; |
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| 255 | ss->mixer.rpg_div = g_config->streams[dir].mixer.rpg_div; |
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| 256 | } |
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| 257 | |
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[1906] | 258 | ROAR_DBG("streams_set_dir(*) = 0"); |
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[1609] | 259 | return 0; |
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| 260 | } |
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[766] | 261 | |
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[0] | 262 | int streams_set_fh (int id, int fh) { |
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[1243] | 263 | struct roar_stream_server * ss; |
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[1913] | 264 | struct roar_stream * s; |
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[51] | 265 | int dir; |
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| 266 | |
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[1913] | 267 | if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL ) |
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[0] | 268 | return -1; |
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| 269 | |
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[1913] | 270 | ROAR_DBG("streams_set_fh(id=%i): g_streams[id]->id=%i", id, s->id); |
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[491] | 271 | |
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[1913] | 272 | s->fh = fh; |
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[0] | 273 | |
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[1243] | 274 | ROAR_DBG("streams_set_fh(id=%i, fh=%i): driverID=%i", id, fh, ss->driver_id); |
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| 275 | |
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[1610] | 276 | if ( ss->driver_id == -1 && fh != -2 ) |
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[1243] | 277 | roar_vio_set_fh(&(ss->vio), fh); |
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| 278 | |
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| 279 | if ( codecfilter_open(&(ss->codecfilter_inst), &(ss->codecfilter), NULL, |
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[1913] | 280 | s->info.codec, ss) == -1 ) { |
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| 281 | return streams_delete(id); // TODO: FIXME: is this correct? shoudn't we return -1 in any case here? |
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[571] | 282 | } |
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[268] | 283 | |
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[1610] | 284 | if ( fh == -2 ) { |
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| 285 | ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh); |
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| 286 | if ( roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_GET_READ_FH, &fh) == -1 ) { |
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| 287 | fh = -2; |
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| 288 | } else { |
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| 289 | ROAR_DBG("streams_set_fh(id=%i, fh=%i) = ?", id, fh); |
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| 290 | if ( fh < 0 ) { |
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| 291 | fh = -2; |
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| 292 | } else { |
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[1913] | 293 | s->fh = fh; |
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[1610] | 294 | } |
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| 295 | } |
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| 296 | } |
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| 297 | |
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| 298 | if ( fh == -1 || fh == -2 ) { // yes, this is valid, indecats full vio! |
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[1913] | 299 | ss->ready = 1; |
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[634] | 300 | return 0; |
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| 301 | } |
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| 302 | |
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[971] | 303 | // roar_socket_recvbuf(fh, ROAR_OUTPUT_CALC_OUTBUFSIZE( &(ROAR_STREAM(g_streams[id])->info) )); // set recv buffer to minimum |
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[968] | 304 | |
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[1243] | 305 | dir = ROAR_STREAM(ss)->dir; |
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[51] | 306 | |
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[1912] | 307 | switch (dir) { |
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| 308 | case ROAR_DIR_MONITOR: |
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| 309 | case ROAR_DIR_RECORD: |
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| 310 | case ROAR_DIR_OUTPUT: |
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| 311 | case ROAR_DIR_MIDI_OUT: |
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| 312 | case ROAR_DIR_LIGHT_OUT: |
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| 313 | ROAR_SHUTDOWN(fh, SHUT_RD); |
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| 314 | break; |
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[51] | 315 | } |
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| 316 | |
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| 317 | if ( dir == ROAR_DIR_FILTER ) { |
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[1913] | 318 | ss->ready = 1; |
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[0] | 319 | return 0; |
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| 320 | } else { |
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[1913] | 321 | if ( roar_socket_nonblock(fh, ROAR_SOCKET_NONBLOCK) == -1 ) |
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| 322 | return -1; |
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| 323 | |
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| 324 | ss->ready = 1; |
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| 325 | return 0; |
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[0] | 326 | } |
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| 327 | } |
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| 328 | |
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[66] | 329 | int streams_get_fh (int id) { |
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[84] | 330 | if ( id < 0 ) |
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| 331 | return -1; |
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| 332 | |
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[66] | 333 | if ( g_streams[id] == NULL ) |
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| 334 | return -1; |
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| 335 | |
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[609] | 336 | return ROAR_STREAM(g_streams[id])->fh; |
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[66] | 337 | } |
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[0] | 338 | |
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| 339 | int streams_get (int id, struct roar_stream_server ** stream) { |
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| 340 | if ( g_streams[id] == NULL ) |
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| 341 | return -1; |
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| 342 | |
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| 343 | *stream = g_streams[id]; |
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| 344 | |
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| 345 | return 0; |
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| 346 | } |
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| 347 | |
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[377] | 348 | int streams_set_socktype (int id, int socktype) { |
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| 349 | if ( g_streams[id] == NULL ) |
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| 350 | return -1; |
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| 351 | |
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| 352 | g_streams[id]->socktype = socktype; |
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| 353 | |
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| 354 | return 0; |
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| 355 | } |
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| 356 | |
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| 357 | int streams_get_socktype (int id) { |
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| 358 | if ( g_streams[id] == NULL ) |
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| 359 | return -1; |
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| 360 | |
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| 361 | return g_streams[id]->socktype; |
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| 362 | } |
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[0] | 363 | |
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[643] | 364 | int streams_set_primary (int id, int prim) { |
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| 365 | if ( g_streams[id] == NULL ) |
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| 366 | return -1; |
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| 367 | |
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| 368 | g_streams[id]->primary = prim; |
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| 369 | |
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| 370 | return 0; |
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| 371 | } |
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| 372 | |
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| 373 | int streams_mark_primary (int id) { |
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| 374 | return streams_set_primary(id, 1); |
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| 375 | } |
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[1029] | 376 | |
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[1116] | 377 | int streams_set_sync (int id, int sync) { |
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[1117] | 378 | int fh = streams_get_fh(id); |
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[1116] | 379 | |
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[1117] | 380 | if ( fh != -1 ) { |
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| 381 | if ( roar_socket_nonblock(fh, sync ? ROAR_SOCKET_BLOCK : ROAR_SOCKET_NONBLOCK) == -1 ) |
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| 382 | return -1; |
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[1116] | 383 | |
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[1498] | 384 | #ifdef ROAR_FDATASYNC |
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[1171] | 385 | ROAR_FDATASYNC(fh); |
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[1498] | 386 | #endif |
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[1125] | 387 | |
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| 388 | return 0; |
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[1117] | 389 | } else { |
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| 390 | return roar_vio_nonblock(&(g_streams[id]->vio), sync); |
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| 391 | } |
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[1116] | 392 | } |
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| 393 | |
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[1928] | 394 | int streams_set_mmap (int id, int reset) { |
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| 395 | int use = !reset; |
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| 396 | |
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| 397 | if ( g_streams[id] == NULL ) |
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| 398 | return -1; |
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| 399 | |
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| 400 | return roar_vio_ctl(&(g_streams[id]->vio), ROAR_VIO_CTL_SET_UMMAP, &use); |
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| 401 | } |
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| 402 | |
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[1029] | 403 | int streams_set_flag (int id, int flag) { |
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| 404 | if ( g_streams[id] == NULL ) |
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| 405 | return -1; |
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| 406 | |
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[1926] | 407 | if ( flag & ROAR_FLAG_MMAP ) |
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[1928] | 408 | if ( streams_set_mmap(id, 0) == -1 ) |
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| 409 | flag -= ROAR_FLAG_MMAP; |
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[1926] | 410 | |
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[1043] | 411 | if ( flag & ROAR_FLAG_PRIMARY ) { |
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| 412 | streams_set_primary(id, 1); |
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| 413 | flag -= ROAR_FLAG_PRIMARY; |
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| 414 | } |
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| 415 | |
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[1116] | 416 | if ( flag & ROAR_FLAG_SYNC ) { |
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[1908] | 417 | switch (ROAR_STREAM(g_streams[id])->dir) { |
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| 418 | // for this stream types the flag is used in the subsystem: |
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| 419 | case ROAR_DIR_BRIDGE: |
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| 420 | case ROAR_DIR_MIDI_OUT: |
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| 421 | break; |
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| 422 | |
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| 423 | // normal behavor (vio blocking): |
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| 424 | default: |
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| 425 | if ( streams_set_sync(id, 1) == -1 ) |
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| 426 | flag -= ROAR_FLAG_SYNC; |
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| 427 | } |
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[1116] | 428 | } |
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| 429 | |
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[1585] | 430 | if ( flag & ROAR_FLAG_HWMIXER ) { // currently not supported -> ignored |
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[1590] | 431 | g_streams[id]->flags |= flag; |
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| 432 | if ( streams_set_mixer(id) == -1 ) { |
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| 433 | g_streams[id]->flags -= flag; |
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| 434 | return -1; |
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| 435 | } |
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[1585] | 436 | } |
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| 437 | |
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[1029] | 438 | g_streams[id]->flags |= flag; |
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| 439 | |
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[1498] | 440 | #ifdef ROAR_SUPPORT_META |
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[1043] | 441 | if ( flag & ROAR_FLAG_META ) |
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| 442 | stream_meta_finalize(id); |
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[1498] | 443 | #endif |
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[1043] | 444 | |
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[1029] | 445 | return 0; |
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| 446 | } |
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| 447 | |
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| 448 | int streams_reset_flag (int id, int flag) { |
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| 449 | if ( g_streams[id] == NULL ) |
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| 450 | return -1; |
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| 451 | |
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[1928] | 452 | if ( flag & ROAR_FLAG_MMAP ) |
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| 453 | if ( streams_set_mmap(id, 1) == -1 ) |
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| 454 | flag -= ROAR_FLAG_MMAP; |
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| 455 | |
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[1043] | 456 | if ( flag & ROAR_FLAG_PRIMARY ) { |
---|
| 457 | streams_set_primary(id, 0); |
---|
| 458 | flag -= ROAR_FLAG_PRIMARY; |
---|
| 459 | } |
---|
| 460 | |
---|
[1116] | 461 | if ( flag & ROAR_FLAG_SYNC ) { |
---|
| 462 | streams_set_sync(id, 0); |
---|
| 463 | } |
---|
| 464 | |
---|
[1029] | 465 | g_streams[id]->flags |= flag; |
---|
| 466 | g_streams[id]->flags -= flag; |
---|
| 467 | |
---|
| 468 | return 0; |
---|
| 469 | } |
---|
| 470 | |
---|
[1042] | 471 | int streams_get_flag (int id, int flag) { |
---|
| 472 | if ( g_streams[id] == NULL ) |
---|
| 473 | return -1; |
---|
| 474 | |
---|
| 475 | return g_streams[id]->flags & flag ? 1 : 0; |
---|
| 476 | } |
---|
| 477 | |
---|
[1842] | 478 | int streams_set_name (int id, char * name) { |
---|
| 479 | char * str; |
---|
| 480 | |
---|
| 481 | if ( g_streams[id] == NULL ) |
---|
| 482 | return -1; |
---|
| 483 | |
---|
| 484 | if ( (str = strdup(name)) == NULL ) |
---|
| 485 | return -1; |
---|
| 486 | |
---|
| 487 | if ( g_streams[id]->name != NULL ) |
---|
| 488 | free(g_streams[id]->name); |
---|
| 489 | |
---|
| 490 | g_streams[id]->name = str; |
---|
[1845] | 491 | |
---|
| 492 | return 0; |
---|
[1842] | 493 | } |
---|
| 494 | |
---|
| 495 | char * streams_get_name (int id) { |
---|
| 496 | if ( g_streams[id] == NULL ) |
---|
| 497 | return NULL; |
---|
| 498 | |
---|
| 499 | return g_streams[id]->name; |
---|
| 500 | } |
---|
| 501 | |
---|
| 502 | |
---|
[1223] | 503 | int streams_calc_delay (int id) { |
---|
[1142] | 504 | struct roar_stream_server * ss; |
---|
[1151] | 505 | struct roar_stream * s; |
---|
[1142] | 506 | register uint_least32_t d = 0; |
---|
| 507 | uint_least32_t t[1]; |
---|
[1151] | 508 | uint64_t tmp; |
---|
[1142] | 509 | |
---|
[1151] | 510 | if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL ) |
---|
[1142] | 511 | return -1; |
---|
| 512 | |
---|
| 513 | if ( ss->codecfilter != -1 ) { |
---|
| 514 | if ( codecfilter_delay(ss->codecfilter_inst, ss->codecfilter, t) != -1 ) |
---|
| 515 | d += *t; |
---|
| 516 | } |
---|
| 517 | |
---|
[1151] | 518 | if ( ss->vio.ctl != NULL ) { |
---|
| 519 | if ( roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_GET_DELAY, t) != -1 ) { // *t is in byte |
---|
[1223] | 520 | ROAR_DBG("streams_calc_delay(id=%i): VIO delay in byte: %i", id, *t); |
---|
[1151] | 521 | tmp = *t; |
---|
| 522 | tmp *= 1000000; // musec per sec |
---|
| 523 | tmp /= s->info.rate * s->info.channels * (s->info.bits/8); |
---|
[1223] | 524 | ROAR_DBG("streams_calc_delay(id=%i): VIO delay in musec: %i", id, tmp); |
---|
[1151] | 525 | |
---|
| 526 | d += tmp; |
---|
| 527 | } |
---|
| 528 | } |
---|
| 529 | |
---|
[1223] | 530 | ROAR_DBG("streams_calc_delay(id=%i): delay in musec: %i", id, d); |
---|
[1151] | 531 | |
---|
[1142] | 532 | ss->delay = d; |
---|
| 533 | |
---|
| 534 | return 0; |
---|
| 535 | } |
---|
| 536 | |
---|
[1590] | 537 | int streams_set_mixer (int id) { |
---|
| 538 | struct roar_stream_server * ss; |
---|
| 539 | |
---|
| 540 | if ( (ss = g_streams[id]) == NULL ) |
---|
| 541 | return -1; |
---|
| 542 | |
---|
| 543 | if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) ) |
---|
| 544 | return 0; |
---|
| 545 | |
---|
| 546 | if ( ss->driver_id == -1 ) |
---|
| 547 | return 0; |
---|
| 548 | |
---|
| 549 | return driver_set_volume(id, &(ss->mixer)); |
---|
| 550 | } |
---|
| 551 | |
---|
[1224] | 552 | int streams_ctl (int id, int_least32_t cmd, void * data) { |
---|
| 553 | struct roar_stream_server * ss; |
---|
| 554 | int_least32_t comp; |
---|
| 555 | |
---|
| 556 | if ( (ss = g_streams[id]) == NULL ) |
---|
| 557 | return -1; |
---|
| 558 | |
---|
| 559 | comp = cmd & ROAR_STREAM_CTL_COMPMASK; |
---|
| 560 | |
---|
| 561 | cmd &= ~comp; |
---|
| 562 | |
---|
[1239] | 563 | ROAR_DBG("streams_ctl(id=%i, cmd=?, data=%p): comp=0x%.8x, cmd=0x%.4x", id, data, comp, cmd); |
---|
[1238] | 564 | |
---|
[1224] | 565 | switch (comp) { |
---|
| 566 | case ROAR_STREAM_CTL_COMP_BASE: |
---|
| 567 | break; |
---|
| 568 | case ROAR_STREAM_CTL_COMP_CF: |
---|
| 569 | return codecfilter_ctl(ss->codecfilter_inst, ss->codecfilter, cmd, data); |
---|
| 570 | break; |
---|
| 571 | case ROAR_STREAM_CTL_COMP_DRV: |
---|
| 572 | break; |
---|
| 573 | default: |
---|
| 574 | return -1; |
---|
| 575 | } |
---|
| 576 | |
---|
| 577 | return -1; |
---|
| 578 | } |
---|
| 579 | |
---|
[0] | 580 | int streams_get_outputbuffer (int id, void ** buffer, size_t size) { |
---|
| 581 | if ( g_streams[id] == NULL ) |
---|
| 582 | return -1; |
---|
| 583 | |
---|
| 584 | // output buffer size does never change. |
---|
| 585 | if ( g_streams[id]->output != NULL ) { |
---|
| 586 | *buffer = g_streams[id]->output; |
---|
| 587 | return 0; |
---|
| 588 | } |
---|
| 589 | |
---|
| 590 | if ( (g_streams[id]->output = malloc(size)) == NULL ) { |
---|
| 591 | ROAR_ERR("streams_get_outputbuffer(*): Can not alloc: %s", strerror(errno)); |
---|
| 592 | return -1; |
---|
| 593 | } |
---|
| 594 | |
---|
| 595 | *buffer = g_streams[id]->output; |
---|
| 596 | |
---|
| 597 | return 0; |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | int streams_fill_mixbuffer (int id, struct roar_audio_info * info) { |
---|
| 601 | // TODO: decide: is this the most complex, hacked, un-understadable, |
---|
| 602 | // un-writeable and even worse: un-readable |
---|
| 603 | // function in the whole project? |
---|
| 604 | size_t todo = ROAR_OUTPUT_CALC_OUTBUFSIZE(info); |
---|
[381] | 605 | size_t needed = todo; |
---|
[0] | 606 | size_t todo_in; |
---|
| 607 | size_t len, outlen; |
---|
[491] | 608 | size_t mul = 1, div = 1; |
---|
[0] | 609 | void * rest = NULL; |
---|
| 610 | void * in = NULL; |
---|
| 611 | struct roar_buffer * buf; |
---|
| 612 | struct roar_audio_info * stream_info; |
---|
[495] | 613 | struct roar_stream_server * stream = g_streams[id]; |
---|
[0] | 614 | int is_the_same = 0; |
---|
| 615 | |
---|
| 616 | if ( g_streams[id] == NULL ) |
---|
| 617 | return -1; |
---|
| 618 | |
---|
| 619 | if ( streams_get_outputbuffer(id, &rest, todo) == -1 ) { |
---|
| 620 | return -1; |
---|
| 621 | } |
---|
| 622 | |
---|
| 623 | if ( rest == NULL ) { |
---|
| 624 | return -1; |
---|
| 625 | } |
---|
| 626 | |
---|
| 627 | // set up stream_info |
---|
| 628 | |
---|
[495] | 629 | stream_info = &(ROAR_STREAM(stream)->info); |
---|
[0] | 630 | |
---|
| 631 | // calc todo_in |
---|
[491] | 632 | todo_in = ROAR_OUTPUT_CALC_OUTBUFSIZE(stream_info); |
---|
| 633 | |
---|
[2021] | 634 | if ( todo_in == 0 ) { |
---|
| 635 | ROAR_WARN("streams_fill_mixbuffer(id=%i, info=%p{...}): todo_in == 0, this should not happen!", id, info); |
---|
| 636 | return -1; |
---|
| 637 | } |
---|
| 638 | |
---|
[491] | 639 | // calc mul and div: |
---|
| 640 | mul = todo / todo_in; |
---|
| 641 | div = todo_in / todo; |
---|
| 642 | |
---|
| 643 | if ( mul == 0 ) { |
---|
| 644 | mul = 1; |
---|
| 645 | } else { |
---|
| 646 | div = 1; |
---|
| 647 | } |
---|
| 648 | |
---|
| 649 | ROAR_DBG("streams_fill_mixbuffer(*): mul=%i, div=%i", mul, div); |
---|
[0] | 650 | |
---|
| 651 | ROAR_DBG("streams_fill_mixbuffer(*): rest=%p, todo=%i->%i (in->out)", rest, todo_in, todo); |
---|
| 652 | // are both (input and output) of same format? |
---|
| 653 | |
---|
| 654 | |
---|
| 655 | ROAR_DBG("streams_fill_mixbuffer(*): stream_info:"); |
---|
| 656 | roar_debug_audio_info_print(stream_info); |
---|
| 657 | ROAR_DBG("streams_fill_mixbuffer(*): info:"); |
---|
| 658 | roar_debug_audio_info_print(info); |
---|
| 659 | |
---|
| 660 | is_the_same = stream_info->rate == info->rate && stream_info->bits == info->bits && |
---|
| 661 | stream_info->channels == info->channels && stream_info->codec == info->codec; |
---|
| 662 | |
---|
| 663 | ROAR_DBG("streams_fill_mixbuffer(*): is_the_same=%i", is_the_same); |
---|
| 664 | |
---|
| 665 | /* How it works: |
---|
| 666 | * |
---|
| 667 | * set a counter to the number of samples we need. |
---|
| 668 | * loop until we have all samples done or no samples are |
---|
| 669 | * left in our input buffer. |
---|
| 670 | * If there a no samples left in the input buffer: fill the rest |
---|
| 671 | * of the output buffer with zeros. |
---|
| 672 | * |
---|
| 673 | * The loop: |
---|
| 674 | * get a buffer from the input. |
---|
| 675 | * if it's bigger than needed, set an offset. |
---|
| 676 | * The rest of the data: |
---|
| 677 | * 0) convert endianness (codec) from remote to local... |
---|
| 678 | * 1) change bits in of the samples |
---|
| 679 | * 2) change sample rate |
---|
| 680 | * 3) change the nummber of channels |
---|
| 681 | * 4) insert into output buffer |
---|
| 682 | */ |
---|
| 683 | |
---|
| 684 | /* |
---|
| 685 | // get our first buffer: |
---|
| 686 | |
---|
| 687 | if ( stream_shift_buffer(id, &buf) == -1 ) { |
---|
| 688 | return -1; |
---|
| 689 | } |
---|
| 690 | |
---|
| 691 | // first test for some basic simple cases... |
---|
| 692 | |
---|
| 693 | if ( buf == NULL ) { // we habe nothing in input queue |
---|
| 694 | // we may memset() our output buffer OR |
---|
| 695 | // just return with -1 so we are going to |
---|
| 696 | // be ignored. |
---|
| 697 | return -1; |
---|
| 698 | } |
---|
| 699 | */ |
---|
| 700 | |
---|
| 701 | while (todo) { // main loop |
---|
| 702 | ROAR_DBG("streams_fill_mixbuffer(*): looping..."); |
---|
| 703 | // exit loop if nothing is left, even if we need more data.. |
---|
| 704 | if ( stream_shift_buffer(id, &buf) == -1 ) |
---|
| 705 | break; |
---|
| 706 | if ( buf == NULL ) |
---|
| 707 | break; |
---|
| 708 | |
---|
| 709 | // read the data for this loop... |
---|
| 710 | roar_buffer_get_data(buf, &in); |
---|
| 711 | roar_buffer_get_len(buf, &len); |
---|
| 712 | |
---|
| 713 | ROAR_DBG("streams_fill_mixbuffer(*): len = %i", len); |
---|
| 714 | |
---|
| 715 | if ( len > todo_in ) { |
---|
| 716 | roar_buffer_set_offset(buf, todo_in); |
---|
| 717 | len = todo_in; |
---|
| 718 | } else { |
---|
| 719 | roar_buffer_set_len(buf, 0); // queue for deletation |
---|
| 720 | } |
---|
| 721 | |
---|
| 722 | // we now have 'len' bytes in 'in' |
---|
| 723 | |
---|
| 724 | // calc how much outlen this has... |
---|
[491] | 725 | outlen = (len * mul) / div; |
---|
[0] | 726 | |
---|
| 727 | ROAR_DBG("streams_fill_mixbuffer(*): outlen = %i, buf = %p, len = %i", outlen, in, len); |
---|
| 728 | |
---|
| 729 | if ( is_the_same ) { |
---|
| 730 | /* |
---|
| 731 | * 0) convert endianness (codec) from remote to local... |
---|
| 732 | * 1) change bits in of the samples |
---|
| 733 | * 2) change sample rate |
---|
| 734 | * 3) change the nummber of channels |
---|
| 735 | \\==> skiping,... |
---|
| 736 | */ |
---|
| 737 | // * 4) insert into output buffer |
---|
| 738 | ROAR_DBG("streams_fill_mixbuffer(*): memcpy: in->rest: %p -> %p", in, rest); |
---|
| 739 | if ( memcpy(rest, in, len) != rest ) { |
---|
| 740 | ROAR_ERR("streams_fill_mixbuffer(*): memcpy returned invalid pointer."); |
---|
| 741 | } |
---|
| 742 | |
---|
| 743 | } else { |
---|
| 744 | |
---|
| 745 | /* |
---|
| 746 | // * 0) convert endianness (codec) from remote to local... |
---|
| 747 | if ( stream_info->codec != info->codec ) { |
---|
| 748 | // we neet to convert... |
---|
| 749 | return -1; |
---|
| 750 | } |
---|
| 751 | |
---|
| 752 | // * 1) change bits in of the samples |
---|
| 753 | if ( stream_info->bits != info->bits ) { |
---|
| 754 | return -1; |
---|
| 755 | } |
---|
| 756 | |
---|
| 757 | // * 2) change sample rate |
---|
| 758 | if ( stream_info->rate != info->rate ) { |
---|
| 759 | return -1; |
---|
| 760 | } |
---|
| 761 | |
---|
| 762 | // * 3) change the nummber of channels |
---|
| 763 | if ( stream_info->channels != info->channels ) { |
---|
| 764 | return -1; |
---|
| 765 | } |
---|
| 766 | |
---|
| 767 | // * 4) insert into output buffer |
---|
| 768 | */ |
---|
| 769 | // hey! we have roar_conv() :) |
---|
| 770 | |
---|
[491] | 771 | if ( roar_conv(rest, in, 8*len / stream_info->bits, stream_info, info) == -1 ) |
---|
| 772 | return -1; |
---|
| 773 | } |
---|
[0] | 774 | |
---|
[1590] | 775 | if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) ) { |
---|
| 776 | if ( change_vol(rest, info->bits, rest, 8*outlen / info->bits, info->channels, &(stream->mixer)) == -1 ) |
---|
| 777 | return -1; |
---|
| 778 | } |
---|
[17] | 779 | |
---|
[0] | 780 | // we habe outlen bytes more... |
---|
[491] | 781 | todo -= outlen; |
---|
| 782 | rest += outlen; |
---|
| 783 | todo_in -= len; |
---|
[0] | 784 | |
---|
[491] | 785 | roar_buffer_get_len(buf, &len); |
---|
| 786 | ROAR_DBG("streams_fill_mixbuffer(*): New length of buffer %p is %i", buf, len); |
---|
| 787 | if ( len == 0 ) { |
---|
| 788 | roar_buffer_delete(buf, NULL); |
---|
| 789 | } else { |
---|
| 790 | stream_unshift_buffer(id, buf); |
---|
[271] | 791 | } |
---|
[0] | 792 | } |
---|
| 793 | |
---|
[271] | 794 | //len = 0; |
---|
| 795 | //roar_buffer_get_len(buf, &len); |
---|
[0] | 796 | |
---|
| 797 | /* |
---|
| 798 | if ( len > 0 ) // we still have some data in this buffer, re-inserting it to the input buffers... |
---|
| 799 | stream_unshift_buffer(id, buf); |
---|
| 800 | else |
---|
| 801 | buffer_delete(buf, NULL); |
---|
| 802 | */ |
---|
| 803 | |
---|
[609] | 804 | ROAR_STREAM(g_streams[id])->pos = |
---|
| 805 | ROAR_MATH_OVERFLOW_ADD(ROAR_STREAM(g_streams[id])->pos, |
---|
[381] | 806 | ROAR_OUTPUT_CALC_OUTBUFSAMP(info, needed-todo)); |
---|
| 807 | //ROAR_WARN("stream=%i, pos=%u", id, ((struct roar_stream*)g_streams[id])->pos); |
---|
| 808 | |
---|
[495] | 809 | if ( todo > 0 ) { // zeroize the rest of the buffer |
---|
[0] | 810 | memset(rest, 0, todo); |
---|
[125] | 811 | |
---|
| 812 | if ( todo != ROAR_OUTPUT_CALC_OUTBUFSIZE(info) ) { |
---|
[495] | 813 | if ( g_streams[id]->is_new ) { |
---|
| 814 | stream->pre_underruns++; |
---|
| 815 | } else { |
---|
[701] | 816 | ROAR_WARN("streams_fill_mixbuffer(*): Underrun in stream: %u bytes missing, filling with zeros", (unsigned int)todo); |
---|
[495] | 817 | stream->post_underruns++; |
---|
| 818 | } |
---|
[125] | 819 | |
---|
[495] | 820 | stream->is_new = 0; |
---|
[125] | 821 | } |
---|
| 822 | } else { |
---|
[495] | 823 | stream->is_new = 0; |
---|
[0] | 824 | } |
---|
| 825 | |
---|
| 826 | return 0; |
---|
| 827 | } |
---|
| 828 | |
---|
[2061] | 829 | int streams_fill_mixbuffer2 (int id, struct roar_audio_info * info) { |
---|
| 830 | size_t outlen = ROAR_OUTPUT_CALC_OUTBUFSIZE(info); |
---|
| 831 | void * outdata; |
---|
| 832 | size_t inlen; |
---|
| 833 | size_t inlen_got; |
---|
| 834 | void * indata = NULL; |
---|
[2091] | 835 | size_t buflen; |
---|
| 836 | void * bufdata = NULL; |
---|
| 837 | struct roar_buffer * bufbuf = NULL; |
---|
[2061] | 838 | int is_the_same = 0; |
---|
| 839 | struct roar_audio_info * stream_info; |
---|
| 840 | struct roar_stream * s; |
---|
| 841 | struct roar_stream_server * ss; |
---|
| 842 | |
---|
| 843 | if ( (s = ROAR_STREAM(ss = g_streams[id])) == NULL ) |
---|
| 844 | return -1; |
---|
| 845 | |
---|
| 846 | // set up stream_info |
---|
| 847 | stream_info = &(s->info); |
---|
| 848 | |
---|
| 849 | // calc todo_in |
---|
| 850 | inlen = ROAR_OUTPUT_CALC_OUTBUFSIZE(stream_info); |
---|
| 851 | |
---|
[2091] | 852 | buflen = ROAR_OUTPUT_CALC_OUTBUFSIZE_MAX(info, stream_info); |
---|
| 853 | |
---|
[2061] | 854 | if ( inlen == 0 ) { |
---|
| 855 | ROAR_WARN("streams_fill_mixbuffer2(id=%i, info=%p{...}): inlen == 0, this should not happen!", id, info); |
---|
| 856 | return -1; |
---|
| 857 | } |
---|
| 858 | |
---|
| 859 | if ( streams_get_outputbuffer(id, &outdata, outlen) == -1 ) { |
---|
| 860 | return -1; |
---|
| 861 | } |
---|
| 862 | |
---|
| 863 | if ( outdata == NULL ) { |
---|
| 864 | return -1; |
---|
| 865 | } |
---|
| 866 | |
---|
| 867 | ROAR_DBG("streams_fill_mixbuffer2(*): outdata=%p, len=%i->%i (in->out)", outdata, inlen, outlen); |
---|
| 868 | |
---|
| 869 | is_the_same = stream_info->rate == info->rate && stream_info->bits == info->bits && |
---|
| 870 | stream_info->channels == info->channels && stream_info->codec == info->codec; |
---|
| 871 | |
---|
| 872 | ROAR_DBG("streams_fill_mixbuffer2(*): is_the_same=%i", is_the_same); |
---|
| 873 | |
---|
[2091] | 874 | if ( !is_the_same && buflen > outlen ) { |
---|
| 875 | /* |
---|
[2061] | 876 | // this is not supported at the moment |
---|
| 877 | memset(outdata, 0, outlen); |
---|
| 878 | return -1; |
---|
[2091] | 879 | */ |
---|
| 880 | |
---|
| 881 | if ( roar_buffer_new(&bufbuf, buflen) == -1 ) |
---|
| 882 | return -1; |
---|
| 883 | |
---|
| 884 | if ( roar_buffer_get_data(bufbuf, &bufdata) == -1 ) |
---|
| 885 | return -1; |
---|
[2102] | 886 | indata = bufdata; |
---|
[2061] | 887 | } else { |
---|
[2091] | 888 | indata = outdata; |
---|
| 889 | bufdata = outdata; |
---|
[2061] | 890 | } |
---|
| 891 | |
---|
| 892 | inlen_got = inlen; |
---|
| 893 | |
---|
[2102] | 894 | ROAR_DBG("streams_fill_mixbuffer2(id=%i, info=...): inlen_got=%u", id, inlen_got); |
---|
| 895 | |
---|
[2061] | 896 | if ( stream_shift_out_buffer(id, indata, &inlen_got) == -1 ) { |
---|
| 897 | if ( ss->is_new ) { |
---|
| 898 | ss->pre_underruns++; |
---|
| 899 | } else { |
---|
[2088] | 900 | ROAR_WARN("streams_fill_mixbuffer2(id=%i, info=...): underrun in stream", id); |
---|
[2061] | 901 | ss->post_underruns++; |
---|
| 902 | } |
---|
| 903 | memset(outdata, 0, outlen); |
---|
| 904 | return 0; |
---|
| 905 | } |
---|
| 906 | |
---|
| 907 | if ( ss->is_new ) { |
---|
[2088] | 908 | ROAR_WARN("streams_fill_mixbuffer2(id=%i, info=...): stream state: new->old", id); |
---|
[2061] | 909 | } |
---|
| 910 | |
---|
| 911 | ss->is_new = 0; |
---|
| 912 | |
---|
| 913 | if ( is_the_same ) { |
---|
| 914 | if ( indata != outdata ) |
---|
| 915 | memcpy(outdata, indata, inlen); |
---|
| 916 | |
---|
| 917 | if ( inlen < outlen ) |
---|
| 918 | memset(outdata+inlen, 0, outlen-inlen); |
---|
| 919 | } else { |
---|
[2095] | 920 | // if ( roar_conv(outdata, indata, (8*inlen_got*info->rate)/(stream_info->rate * stream_info->bits), stream_info, info) == -1 ) { |
---|
| 921 | if ( roar_conv2(bufdata, indata, inlen, stream_info, info, buflen) == -1 ) { |
---|
[2091] | 922 | if ( bufbuf != NULL ) |
---|
| 923 | roar_buffer_free(bufbuf); |
---|
[2062] | 924 | return -1; |
---|
| 925 | } |
---|
| 926 | |
---|
| 927 | // memset(outdata, 0, outlen); |
---|
[2061] | 928 | } |
---|
| 929 | |
---|
[2091] | 930 | if ( bufbuf != NULL ) { |
---|
| 931 | memcpy(outdata, bufdata, outlen); |
---|
| 932 | roar_buffer_free(bufbuf); |
---|
| 933 | } |
---|
| 934 | |
---|
[2079] | 935 | if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) ) { |
---|
| 936 | if ( change_vol(outdata, info->bits, outdata, 8*outlen / info->bits, info->channels, &(ss->mixer)) == -1 ) |
---|
| 937 | return -1; |
---|
| 938 | } |
---|
| 939 | |
---|
[2153] | 940 | if ( streams_get_flag(id, ROAR_FLAG_ANTIECHO) ) { |
---|
| 941 | // we can ignore errors here: |
---|
| 942 | if ( stream_outputbuffer_request(id, &bufbuf, outlen) == 0 ) { |
---|
| 943 | if ( roar_buffer_get_data(bufbuf, &bufdata) != -1 ) |
---|
| 944 | memcpy(bufdata, outdata, outlen); |
---|
| 945 | } |
---|
| 946 | } |
---|
| 947 | |
---|
| 948 | |
---|
[2062] | 949 | return 0; |
---|
[2061] | 950 | } |
---|
| 951 | |
---|
[491] | 952 | |
---|
[0] | 953 | int streams_get_mixbuffers (void *** bufferlist, struct roar_audio_info * info, unsigned int pos) { |
---|
[84] | 954 | static void * bufs[ROAR_STREAMS_MAX+1]; |
---|
[0] | 955 | int i; |
---|
| 956 | int have = 0; |
---|
| 957 | |
---|
| 958 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
---|
| 959 | if ( g_streams[i] != NULL ) { |
---|
[826] | 960 | if ( ROAR_STREAM(g_streams[i])->dir != ROAR_DIR_PLAY && ROAR_STREAM(g_streams[i])->dir != ROAR_DIR_BIDIR ) |
---|
[0] | 961 | continue; |
---|
| 962 | |
---|
| 963 | if ( streams_get_outputbuffer(i, &bufs[have], ROAR_OUTPUT_CALC_OUTBUFSIZE(info)) == -1 ) { |
---|
| 964 | ROAR_ERR("streams_get_mixbuffer(*): Can not alloc output buffer for stream %i, BAD!", i); |
---|
| 965 | ROAR_ERR("streams_get_mixbuffer(*): Ignoring stream for this round."); |
---|
| 966 | continue; |
---|
| 967 | } |
---|
[2061] | 968 | if ( streams_fill_mixbuffer2(i, info) == -1 ) { |
---|
[0] | 969 | ROAR_ERR("streams_get_mixbuffer(*): Can not fill output buffer for stream %i, this should not happen", i); |
---|
| 970 | continue; |
---|
| 971 | } |
---|
| 972 | |
---|
[139] | 973 | // printf("D: bufs[have=%i] = %p\n", have, bufs[have]); |
---|
| 974 | |
---|
[0] | 975 | ROAR_DBG("streams_get_mixbuffers(*): bufs[have] = %p", bufs[have]); |
---|
| 976 | ROAR_DBG("streams_get_mixbuffers(*): *bufs[have] = 0x%08x...", *(uint32_t*)bufs[have]); |
---|
| 977 | |
---|
[1887] | 978 | if ( !streams_get_flag(i, ROAR_FLAG_MUTE) ) |
---|
| 979 | have++; // we have a new stream! |
---|
[0] | 980 | } |
---|
| 981 | } |
---|
| 982 | |
---|
| 983 | bufs[have] = NULL; |
---|
[139] | 984 | //printf("D: bufs[have=%i] = %p\n", have, bufs[have]); |
---|
[0] | 985 | |
---|
| 986 | ROAR_DBG("streams_get_mixbuffers(*): have = %i", have); |
---|
| 987 | |
---|
| 988 | *bufferlist = bufs; |
---|
[547] | 989 | return have; |
---|
[0] | 990 | } |
---|
| 991 | |
---|
| 992 | |
---|
| 993 | int stream_add_buffer (int id, struct roar_buffer * buf) { |
---|
| 994 | ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = ?", id, buf); |
---|
| 995 | |
---|
| 996 | if ( g_streams[id] == NULL ) |
---|
| 997 | return -1; |
---|
| 998 | |
---|
| 999 | if ( g_streams[id]->buffer == NULL ) { |
---|
| 1000 | g_streams[id]->buffer = buf; |
---|
| 1001 | ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = 0", id, buf); |
---|
| 1002 | return 0; |
---|
| 1003 | } |
---|
| 1004 | |
---|
| 1005 | ROAR_DBG("stream_add_buffer(id=%i, buf=%p) = ?", id, buf); |
---|
| 1006 | return roar_buffer_add(g_streams[id]->buffer, buf); |
---|
| 1007 | } |
---|
| 1008 | |
---|
[2061] | 1009 | int stream_shift_out_buffer (int id, void * data, size_t * len) { |
---|
| 1010 | if ( g_streams[id] == NULL ) |
---|
| 1011 | return -1; |
---|
| 1012 | |
---|
| 1013 | if ( g_streams[id]->buffer == NULL ) |
---|
| 1014 | return -1; |
---|
| 1015 | |
---|
| 1016 | return roar_buffer_shift_out(&(g_streams[id]->buffer), data, len); |
---|
| 1017 | } |
---|
| 1018 | |
---|
[0] | 1019 | int stream_shift_buffer (int id, struct roar_buffer ** buf) { |
---|
| 1020 | struct roar_buffer * next; |
---|
| 1021 | |
---|
| 1022 | if ( g_streams[id] == NULL ) |
---|
| 1023 | return -1; |
---|
| 1024 | |
---|
| 1025 | if ( g_streams[id]->buffer == NULL ) { |
---|
| 1026 | *buf = NULL; |
---|
| 1027 | return 0; |
---|
| 1028 | } |
---|
| 1029 | |
---|
| 1030 | roar_buffer_get_next(g_streams[id]->buffer, &next); |
---|
| 1031 | |
---|
| 1032 | *buf = g_streams[id]->buffer; |
---|
| 1033 | g_streams[id]->buffer = next; |
---|
| 1034 | |
---|
| 1035 | return 0; |
---|
| 1036 | } |
---|
| 1037 | int stream_unshift_buffer (int id, struct roar_buffer * buf) { |
---|
| 1038 | if ( g_streams[id] == NULL ) |
---|
| 1039 | return -1; |
---|
| 1040 | |
---|
| 1041 | if ( g_streams[id]->buffer == NULL ) { |
---|
| 1042 | g_streams[id]->buffer = buf; |
---|
| 1043 | return 0; |
---|
| 1044 | } |
---|
| 1045 | |
---|
[271] | 1046 | buf->next = NULL; |
---|
| 1047 | |
---|
[0] | 1048 | roar_buffer_add(buf, g_streams[id]->buffer); |
---|
| 1049 | |
---|
| 1050 | g_streams[id]->buffer = buf; |
---|
| 1051 | |
---|
| 1052 | return 0; |
---|
| 1053 | } |
---|
| 1054 | |
---|
[2151] | 1055 | int stream_outputbuffer_request(int id, struct roar_buffer ** buf, size_t len) { |
---|
| 1056 | register struct roar_stream_server * ss; |
---|
| 1057 | size_t buflen; |
---|
[2159] | 1058 | void * bufdata; |
---|
[2151] | 1059 | int ret; |
---|
| 1060 | |
---|
| 1061 | if ( (ss = g_streams[id]) == NULL ) |
---|
| 1062 | return -1; |
---|
| 1063 | |
---|
| 1064 | if ( buf != NULL ) /* just be be sure */ |
---|
| 1065 | *buf = NULL; |
---|
| 1066 | |
---|
| 1067 | if ( ss->outputbuffer != NULL ) { |
---|
| 1068 | if ( roar_buffer_get_len(ss->outputbuffer, &buflen) == 0 ) { |
---|
| 1069 | if ( buflen == len ) { |
---|
| 1070 | if ( buf != NULL ) |
---|
| 1071 | *buf = ss->outputbuffer; |
---|
| 1072 | return 0; |
---|
| 1073 | } else if ( buflen > len ) { |
---|
| 1074 | if ( roar_buffer_set_len(ss->outputbuffer, len) == 0 ) { |
---|
| 1075 | if ( buf != NULL ) |
---|
| 1076 | *buf = ss->outputbuffer; |
---|
| 1077 | return 0; |
---|
| 1078 | } |
---|
| 1079 | } |
---|
| 1080 | } |
---|
| 1081 | |
---|
| 1082 | // if the buffer is not suitable: |
---|
| 1083 | |
---|
| 1084 | ret = roar_buffer_free(ss->outputbuffer); |
---|
| 1085 | ss->outputbuffer = NULL; |
---|
| 1086 | if ( ret == -1 ) |
---|
| 1087 | return ret; |
---|
| 1088 | } |
---|
| 1089 | |
---|
| 1090 | if ( roar_buffer_new(&(ss->outputbuffer), len) == -1 ) |
---|
| 1091 | return -1; |
---|
| 1092 | |
---|
[2159] | 1093 | if ( roar_buffer_get_data(ss->outputbuffer, &bufdata) == -1 ) { |
---|
| 1094 | roar_buffer_free(ss->outputbuffer); |
---|
| 1095 | ss->outputbuffer = NULL; |
---|
| 1096 | return -1; |
---|
| 1097 | } |
---|
| 1098 | |
---|
| 1099 | memset(bufdata, 0, len); |
---|
| 1100 | |
---|
[2151] | 1101 | if ( buf != NULL ) |
---|
| 1102 | *buf = ss->outputbuffer; |
---|
| 1103 | |
---|
| 1104 | return 0; |
---|
| 1105 | } |
---|
| 1106 | |
---|
| 1107 | int stream_outputbuffer_destroy(int id) { |
---|
| 1108 | int ret; |
---|
| 1109 | register struct roar_stream_server * ss; |
---|
| 1110 | |
---|
| 1111 | if ( (ss = g_streams[id]) == NULL ) |
---|
| 1112 | return -1; |
---|
| 1113 | |
---|
| 1114 | if ( ss->outputbuffer != NULL ) { |
---|
| 1115 | ret = roar_buffer_free(ss->outputbuffer); |
---|
| 1116 | ss->outputbuffer = NULL; |
---|
| 1117 | return ret; |
---|
| 1118 | } |
---|
| 1119 | |
---|
| 1120 | return 0; |
---|
| 1121 | } |
---|
| 1122 | |
---|
[0] | 1123 | int streams_check (int id) { |
---|
| 1124 | int fh; |
---|
[1837] | 1125 | int i; |
---|
[508] | 1126 | ssize_t req, realreq, done; |
---|
[0] | 1127 | struct roar_stream * s; |
---|
| 1128 | struct roar_stream_server * ss; |
---|
| 1129 | struct roar_buffer * b; |
---|
| 1130 | char * buf; |
---|
| 1131 | |
---|
| 1132 | if ( g_streams[id] == NULL ) |
---|
| 1133 | return -1; |
---|
| 1134 | |
---|
| 1135 | ROAR_DBG("streams_check(id=%i) = ?", id); |
---|
| 1136 | |
---|
[609] | 1137 | s = ROAR_STREAM(ss = g_streams[id]); |
---|
[0] | 1138 | |
---|
| 1139 | if ( (fh = s->fh) == -1 ) |
---|
| 1140 | return 0; |
---|
| 1141 | |
---|
[1821] | 1142 | if ( streams_get_flag(id, ROAR_FLAG_PAUSE) ) |
---|
[0] | 1143 | return 0; |
---|
| 1144 | |
---|
[1821] | 1145 | switch (s->dir) { |
---|
| 1146 | case ROAR_DIR_LIGHT_IN: |
---|
| 1147 | return light_check_stream(id); |
---|
| 1148 | break; |
---|
[1845] | 1149 | case ROAR_DIR_MIDI_IN: |
---|
| 1150 | return midi_check_stream(id); |
---|
| 1151 | break; |
---|
[2237] | 1152 | case ROAR_DIR_RAW_IN: |
---|
| 1153 | return raw_check_stream(id); |
---|
| 1154 | break; |
---|
[1821] | 1155 | case ROAR_DIR_PLAY: |
---|
| 1156 | case ROAR_DIR_BIDIR: |
---|
| 1157 | break; |
---|
| 1158 | default: |
---|
| 1159 | return 0; |
---|
| 1160 | break; |
---|
| 1161 | } |
---|
[1585] | 1162 | |
---|
[0] | 1163 | ROAR_DBG("streams_check(id=%i): fh = %i", id, fh); |
---|
| 1164 | |
---|
| 1165 | req = ROAR_OUTPUT_BUFFER_SAMPLES * s->info.channels * s->info.bits / 8; // optimal size |
---|
| 1166 | req += ss->need_extra; // bytes left we sould get.... |
---|
| 1167 | |
---|
| 1168 | if ( roar_buffer_new(&b, req) == -1 ) { |
---|
| 1169 | ROAR_ERR("streams_check(*): Can not alloc buffer space!"); |
---|
| 1170 | ROAR_DBG("streams_check(*) = -1"); |
---|
| 1171 | return -1; |
---|
| 1172 | } |
---|
| 1173 | |
---|
| 1174 | roar_buffer_get_data(b, (void **)&buf); |
---|
| 1175 | |
---|
| 1176 | ROAR_DBG("streams_check(id=%i): buffer is up and ready ;)", id); |
---|
| 1177 | |
---|
[270] | 1178 | if ( ss->codecfilter == -1 ) { |
---|
[508] | 1179 | realreq = req; |
---|
| 1180 | /* |
---|
[270] | 1181 | req = read(fh, buf, req); |
---|
[508] | 1182 | if ( req < realreq ) { // we can do this as the stream is in nonblocking mode! |
---|
| 1183 | if ( (realreq = read(fh, buf+req, realreq-req)) > 0 ) |
---|
| 1184 | req += realreq; |
---|
| 1185 | } |
---|
| 1186 | */ |
---|
| 1187 | done = 0; |
---|
| 1188 | while (req > 0 && done != realreq) { |
---|
[881] | 1189 | if ( (req = stream_vio_s_read(ss, buf+done, realreq-done)) > 0 ) |
---|
[508] | 1190 | done += req; |
---|
| 1191 | } |
---|
| 1192 | req = done; |
---|
[1837] | 1193 | |
---|
| 1194 | roar_buffer_get_data(b, (void **)&buf); |
---|
| 1195 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
---|
| 1196 | if ( g_streams[i] != NULL && ROAR_STREAM(g_streams[i])->pos_rel_id == id ) { |
---|
| 1197 | if ( ROAR_STREAM(g_streams[i])->dir == ROAR_DIR_THRU ) { |
---|
| 1198 | if ( stream_vio_write(i, buf, req) != req ) { |
---|
| 1199 | streams_delete(i); |
---|
| 1200 | } |
---|
| 1201 | } |
---|
| 1202 | } |
---|
| 1203 | } |
---|
[270] | 1204 | } else { |
---|
| 1205 | req = codecfilter_read(ss->codecfilter_inst, ss->codecfilter, buf, req); |
---|
| 1206 | } |
---|
| 1207 | |
---|
| 1208 | if ( req > 0 ) { |
---|
[0] | 1209 | ROAR_DBG("streams_check(id=%i): got %i bytes", id, req); |
---|
| 1210 | |
---|
| 1211 | roar_buffer_set_len(b, req); |
---|
| 1212 | |
---|
| 1213 | if ( stream_add_buffer(id, b) != -1 ) |
---|
| 1214 | return 0; |
---|
| 1215 | |
---|
| 1216 | ROAR_ERR("streams_check(id=%i): something is wrong, could not add buffer to stream!", id); |
---|
| 1217 | roar_buffer_free(b); |
---|
| 1218 | } else { |
---|
[272] | 1219 | ROAR_DBG("streams_check(id=%i): read() = %i // errno: %s", id, req, strerror(errno)); |
---|
| 1220 | #ifdef ROAR_HAVE_LIBVORBISFILE |
---|
| 1221 | if ( errno != EAGAIN && errno != ESPIPE ) { // libvorbis file trys to seek a bit ofen :) |
---|
| 1222 | #else |
---|
| 1223 | if ( errno != EAGAIN ) { |
---|
| 1224 | #endif |
---|
| 1225 | ROAR_DBG("streams_check(id=%i): EOF!", id); |
---|
| 1226 | streams_delete(id); |
---|
| 1227 | ROAR_DBG("streams_check(id=%i) = 0", id); |
---|
| 1228 | } |
---|
[334] | 1229 | roar_buffer_free(b); |
---|
[0] | 1230 | return 0; |
---|
| 1231 | } |
---|
| 1232 | |
---|
| 1233 | |
---|
| 1234 | ROAR_DBG("streams_check(id=%i) = -1", id); |
---|
| 1235 | return -1; |
---|
| 1236 | } |
---|
| 1237 | |
---|
| 1238 | |
---|
[2152] | 1239 | #define _return(x) return (x) |
---|
[0] | 1240 | int streams_send_mon (int id) { |
---|
[936] | 1241 | // int fh; |
---|
[0] | 1242 | struct roar_stream * s; |
---|
| 1243 | struct roar_stream_server * ss; |
---|
[2146] | 1244 | struct roar_buffer * bufbuf = NULL; |
---|
[2155] | 1245 | struct roar_remove_state removalstate; |
---|
[2148] | 1246 | void * ip; |
---|
[1157] | 1247 | void * obuf; |
---|
| 1248 | int olen; |
---|
[2150] | 1249 | int is_the_same = 1; |
---|
| 1250 | int is_vol_eq = 1; |
---|
[2155] | 1251 | int antiecho = 0; |
---|
[1157] | 1252 | ssize_t ret; |
---|
[0] | 1253 | |
---|
| 1254 | if ( g_streams[id] == NULL ) |
---|
| 1255 | return -1; |
---|
| 1256 | |
---|
| 1257 | ROAR_DBG("streams_send_mon(id=%i) = ?", id); |
---|
| 1258 | |
---|
[585] | 1259 | s = ROAR_STREAM((ss = g_streams[id])); |
---|
[0] | 1260 | |
---|
[934] | 1261 | /* |
---|
[0] | 1262 | if ( (fh = s->fh) == -1 ) |
---|
| 1263 | return 0; |
---|
[934] | 1264 | */ |
---|
[0] | 1265 | |
---|
[1914] | 1266 | if ( !ss->ready ) |
---|
| 1267 | return 0; |
---|
[930] | 1268 | |
---|
[1585] | 1269 | if ( streams_get_flag(id, ROAR_FLAG_PAUSE) ) |
---|
| 1270 | return 0; |
---|
| 1271 | |
---|
[1821] | 1272 | switch (s->dir) { |
---|
| 1273 | case ROAR_DIR_LIGHT_OUT: |
---|
| 1274 | return light_send_stream(id); |
---|
| 1275 | break; |
---|
[1845] | 1276 | case ROAR_DIR_MIDI_OUT: |
---|
| 1277 | return midi_send_stream(id); |
---|
| 1278 | break; |
---|
[1821] | 1279 | case ROAR_DIR_OUTPUT: |
---|
| 1280 | if ( g_standby ) |
---|
| 1281 | return 0; |
---|
| 1282 | case ROAR_DIR_MONITOR: |
---|
| 1283 | case ROAR_DIR_BIDIR: |
---|
| 1284 | break; |
---|
| 1285 | |
---|
| 1286 | default: |
---|
| 1287 | return 0; |
---|
| 1288 | break; |
---|
| 1289 | } |
---|
| 1290 | |
---|
| 1291 | |
---|
[1042] | 1292 | ROAR_DBG("streams_send_mon(id=%i): fh = %i", id, s->fh); |
---|
[0] | 1293 | |
---|
[625] | 1294 | if ( s->info.channels != g_sa->channels || s->info.bits != g_sa->bits || |
---|
[2147] | 1295 | s->info.rate != g_sa->rate || s->info.codec != g_sa->codec ) |
---|
| 1296 | is_the_same = 0; |
---|
| 1297 | |
---|
[2150] | 1298 | if ( !streams_get_flag(id, ROAR_FLAG_HWMIXER) ) { |
---|
| 1299 | is_vol_eq = need_vol_change(g_sa->channels, &(ss->mixer)) ? 0 : 1; |
---|
| 1300 | } |
---|
| 1301 | |
---|
[2155] | 1302 | if ( streams_get_flag(id, ROAR_FLAG_ANTIECHO) ) |
---|
| 1303 | antiecho = 1; |
---|
| 1304 | |
---|
| 1305 | if ( !is_the_same || !is_vol_eq || antiecho ) { |
---|
[625] | 1306 | olen = ROAR_OUTPUT_CALC_OUTBUFSIZE(&(s->info)); // we hope g_output_buffer_len |
---|
| 1307 | // is ROAR_OUTPUT_CALC_OUTBUFSIZE(g_sa) here |
---|
[2152] | 1308 | if ( stream_outputbuffer_request(id, &bufbuf, olen) == -1 ) |
---|
[625] | 1309 | return -1; |
---|
| 1310 | |
---|
[2146] | 1311 | if ( roar_buffer_get_data(bufbuf, &obuf) == -1 ) { |
---|
| 1312 | _return(-1); |
---|
| 1313 | } |
---|
| 1314 | |
---|
[625] | 1315 | ROAR_DBG("streams_send_mon(id=%i): obuf=%p, olen=%i", id, obuf, olen); |
---|
[2147] | 1316 | } else { |
---|
| 1317 | obuf = g_output_buffer; |
---|
| 1318 | olen = g_output_buffer_len; |
---|
| 1319 | } |
---|
[625] | 1320 | |
---|
[2148] | 1321 | ip = g_output_buffer; |
---|
| 1322 | |
---|
[2155] | 1323 | if ( antiecho ) { |
---|
[2158] | 1324 | if ( roar_remove_init(&removalstate) == -1 ) { |
---|
[2155] | 1325 | _return(-1); |
---|
[2158] | 1326 | } |
---|
| 1327 | |
---|
| 1328 | if ( roar_remove_so(obuf, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa->bits, &removalstate) == -1 ) { |
---|
| 1329 | _return(-1); |
---|
| 1330 | } |
---|
[2155] | 1331 | } |
---|
| 1332 | |
---|
[2150] | 1333 | if ( !is_vol_eq ) { |
---|
| 1334 | if ( change_vol(obuf, g_sa->bits, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa->channels, &(ss->mixer)) == -1 ) { |
---|
| 1335 | _return(-1); |
---|
| 1336 | } |
---|
| 1337 | |
---|
| 1338 | ip = obuf; |
---|
| 1339 | } |
---|
| 1340 | |
---|
[2147] | 1341 | if ( !is_the_same ) { |
---|
[2148] | 1342 | if ( roar_conv(obuf, ip, ROAR_OUTPUT_BUFFER_SAMPLES*g_sa->channels, g_sa, &(s->info)) == -1 ) { |
---|
[2146] | 1343 | _return(-1); |
---|
[625] | 1344 | } |
---|
| 1345 | } |
---|
| 1346 | |
---|
[585] | 1347 | errno = 0; |
---|
| 1348 | |
---|
| 1349 | if ( ss->codecfilter == -1 ) { |
---|
[1042] | 1350 | ROAR_DBG("streams_send_mon(id=%i): not a CF stream", id); |
---|
[2146] | 1351 | if ( s->fh == -1 && roar_vio_get_fh(&(ss->vio)) == -1 ) { |
---|
| 1352 | _return(0); |
---|
| 1353 | } |
---|
[1014] | 1354 | |
---|
[1157] | 1355 | if ( (ret = stream_vio_s_write(ss, obuf, olen)) == olen ) { |
---|
[981] | 1356 | s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels); |
---|
[2146] | 1357 | _return(0); |
---|
[625] | 1358 | } |
---|
[1157] | 1359 | |
---|
| 1360 | if ( ret > 0 && errno == 0 ) { |
---|
[1231] | 1361 | ROAR_WARN("streams_send_mon(id=%i): Overrun in stream: wrote %i of %i bytes, %i bytes missing", id, (int)ret, olen, olen-(int)ret); |
---|
[1157] | 1362 | s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), ret)*s->info.channels); |
---|
[2146] | 1363 | _return(0); |
---|
[1157] | 1364 | } |
---|
[585] | 1365 | } else { |
---|
[1012] | 1366 | errno = 0; |
---|
[625] | 1367 | if ( codecfilter_write(ss->codecfilter_inst, ss->codecfilter, obuf, olen) |
---|
| 1368 | == olen ) { |
---|
[981] | 1369 | s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels); |
---|
[2146] | 1370 | _return(0); |
---|
[585] | 1371 | } else { // we cann't retry on codec filetered streams |
---|
[1012] | 1372 | if ( errno != EAGAIN ) { |
---|
| 1373 | streams_delete(id); |
---|
[2146] | 1374 | _return(-1); |
---|
[1012] | 1375 | } |
---|
[585] | 1376 | } |
---|
| 1377 | } |
---|
[0] | 1378 | |
---|
[129] | 1379 | if ( errno == EAGAIN ) { |
---|
| 1380 | // ok, the client blocks for a moment, we try to sleep a bit an retry in the hope not to |
---|
| 1381 | // make any gapes in any output because of this |
---|
| 1382 | |
---|
[1750] | 1383 | #ifdef ROAR_HAVE_USLEEP |
---|
[129] | 1384 | usleep(100); // 0.1ms |
---|
[1750] | 1385 | #endif |
---|
[129] | 1386 | |
---|
[881] | 1387 | if ( stream_vio_s_write(ss, obuf, olen) == olen ) { |
---|
[981] | 1388 | s->pos = ROAR_MATH_OVERFLOW_ADD(s->pos, ROAR_OUTPUT_CALC_OUTBUFSAMP(&(s->info), olen)*s->info.channels); |
---|
[2146] | 1389 | _return(0); |
---|
[1015] | 1390 | } else if ( errno == EAGAIN ) { |
---|
| 1391 | ROAR_WARN("streams_send_mon(id=%i): Can not send data to client: %s", id, strerror(errno)); |
---|
[2146] | 1392 | _return(0); |
---|
[625] | 1393 | } |
---|
[129] | 1394 | } |
---|
| 1395 | |
---|
[0] | 1396 | // ug... error... delete stream! |
---|
| 1397 | |
---|
| 1398 | streams_delete(id); |
---|
| 1399 | |
---|
[2146] | 1400 | _return(-1); |
---|
[0] | 1401 | } |
---|
[2146] | 1402 | #undef _return |
---|
[0] | 1403 | |
---|
| 1404 | int streams_send_filter(int id) { |
---|
| 1405 | int fh; |
---|
[127] | 1406 | int have = 0; |
---|
| 1407 | int len; |
---|
[0] | 1408 | struct roar_stream * s; |
---|
| 1409 | struct roar_stream_server * ss; |
---|
| 1410 | |
---|
| 1411 | if ( g_streams[id] == NULL ) |
---|
| 1412 | return -1; |
---|
| 1413 | |
---|
| 1414 | ROAR_DBG("streams_send_filter(id=%i) = ?", id); |
---|
| 1415 | |
---|
[609] | 1416 | s = ROAR_STREAM(ss = g_streams[id]); |
---|
[0] | 1417 | |
---|
| 1418 | if ( (fh = s->fh) == -1 ) |
---|
| 1419 | return 0; |
---|
| 1420 | |
---|
| 1421 | if ( s->dir != ROAR_DIR_FILTER ) |
---|
| 1422 | return 0; |
---|
| 1423 | |
---|
[1585] | 1424 | if ( streams_get_flag(id, ROAR_FLAG_PAUSE) ) |
---|
| 1425 | return 0; |
---|
| 1426 | |
---|
| 1427 | |
---|
[0] | 1428 | ROAR_DBG("streams_send_filter(id=%i): fh = %i", id, fh); |
---|
| 1429 | |
---|
[881] | 1430 | if ( stream_vio_s_write(ss, g_output_buffer, g_output_buffer_len) == g_output_buffer_len ) { |
---|
[127] | 1431 | while ( have < g_output_buffer_len ) { |
---|
[881] | 1432 | if ( (len = stream_vio_s_read(ss, g_output_buffer+have, g_output_buffer_len-have)) < 1 ) { |
---|
[127] | 1433 | streams_delete(id); |
---|
| 1434 | return -1; |
---|
| 1435 | } |
---|
| 1436 | have += len; |
---|
[0] | 1437 | } |
---|
[127] | 1438 | return 0; |
---|
[0] | 1439 | } |
---|
| 1440 | |
---|
| 1441 | // ug... error... delete stream! |
---|
| 1442 | |
---|
| 1443 | streams_delete(id); |
---|
| 1444 | |
---|
| 1445 | return -1; |
---|
| 1446 | } |
---|
| 1447 | |
---|
[596] | 1448 | |
---|
| 1449 | // VIO: |
---|
| 1450 | |
---|
| 1451 | ssize_t stream_vio_read (int stream, void *buf, size_t count) { |
---|
| 1452 | struct roar_stream_server * s = g_streams[stream]; |
---|
| 1453 | |
---|
| 1454 | if ( !s ) |
---|
| 1455 | return -1; |
---|
| 1456 | |
---|
| 1457 | return stream_vio_s_read(s, buf, count); |
---|
| 1458 | } |
---|
| 1459 | |
---|
| 1460 | ssize_t stream_vio_write(int stream, void *buf, size_t count) { |
---|
| 1461 | struct roar_stream_server * s = g_streams[stream]; |
---|
| 1462 | |
---|
| 1463 | if ( !s ) |
---|
| 1464 | return -1; |
---|
| 1465 | |
---|
| 1466 | return stream_vio_s_write(s, buf, count); |
---|
| 1467 | } |
---|
| 1468 | |
---|
| 1469 | |
---|
| 1470 | ssize_t stream_vio_s_read (struct roar_stream_server * stream, void *buf, size_t count) { |
---|
[741] | 1471 | size_t len = 0; |
---|
| 1472 | ssize_t r = -1; |
---|
[739] | 1473 | |
---|
[596] | 1474 | errno = 0; |
---|
| 1475 | |
---|
| 1476 | if ( !stream ) |
---|
| 1477 | return -1; |
---|
| 1478 | |
---|
[1613] | 1479 | //roar_vio_set_fh(&(stream->vio), ROAR_STREAM(stream)->fh); |
---|
[881] | 1480 | |
---|
[596] | 1481 | if ( ! stream->vio.read ) |
---|
| 1482 | return -1; |
---|
| 1483 | |
---|
[881] | 1484 | while ( (r = roar_vio_read(&(stream->vio), buf, count)) > 0 ) { |
---|
[739] | 1485 | len += r; |
---|
| 1486 | buf += r; |
---|
| 1487 | count -= r; |
---|
| 1488 | if ( count == 0 ) |
---|
| 1489 | break; |
---|
| 1490 | } |
---|
| 1491 | |
---|
[740] | 1492 | if ( len == 0 && r == -1 ) |
---|
| 1493 | return -1; |
---|
| 1494 | |
---|
[739] | 1495 | return len; |
---|
[596] | 1496 | } |
---|
| 1497 | |
---|
| 1498 | ssize_t stream_vio_s_write(struct roar_stream_server * stream, void *buf, size_t count) { |
---|
| 1499 | errno = 0; |
---|
| 1500 | |
---|
| 1501 | if ( !stream ) |
---|
| 1502 | return -1; |
---|
| 1503 | |
---|
[1613] | 1504 | /* |
---|
[934] | 1505 | if ( roar_vio_get_fh(&(stream->vio)) == -1 && ROAR_STREAM(stream)->fh != -1 ) |
---|
| 1506 | roar_vio_set_fh(&(stream->vio), ROAR_STREAM(stream)->fh); |
---|
[1613] | 1507 | */ |
---|
[934] | 1508 | |
---|
| 1509 | // ROAR_WARN("stream_vio_s_write(*): writing..."); |
---|
[596] | 1510 | |
---|
[881] | 1511 | return roar_vio_write(&(stream->vio), buf, count); |
---|
[596] | 1512 | } |
---|
| 1513 | |
---|
[0] | 1514 | //ll |
---|