[2685] | 1 | //codecfilter_raum.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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| 5 | * |
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| 6 | * This file is part of 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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| 25 | #include "roard.h" |
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| 26 | |
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| 27 | #ifdef ROAR_HAVE_LIBRAUM |
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[2688] | 28 | #include <raum.h> |
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| 29 | |
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[2703] | 30 | // PCBs: |
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[2688] | 31 | int cf_raum_pcb_open (struct cont_fw_parent_inst * self, |
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| 32 | int codec, |
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| 33 | struct roar_stream_server * stream, |
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| 34 | struct roar_codecfilter * filter) { |
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| 35 | struct roar_stream * s = ROAR_STREAM(stream); |
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| 36 | RAUMState * state; |
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| 37 | int flags = 0; |
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| 38 | |
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[2691] | 39 | ROAR_DBG("cf_raum_pcb_open(*) = ?"); |
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| 40 | |
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[2688] | 41 | if ( stream == NULL ) |
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| 42 | return -1; |
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| 43 | |
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| 44 | switch (s->dir) { |
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| 45 | case ROAR_DIR_COMPLEX_IN: |
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| 46 | case ROAR_DIR_PLAY: |
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| 47 | flags = O_RDONLY; |
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| 48 | break; |
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| 49 | case ROAR_DIR_COMPLEX_OUT: |
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| 50 | case ROAR_DIR_MONITOR: |
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| 51 | case ROAR_DIR_OUTPUT: |
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| 52 | flags = O_WRONLY; |
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| 53 | break; |
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| 54 | default: |
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| 55 | return -1; |
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| 56 | } |
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| 57 | |
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| 58 | state = RAUMOpenVIO(&(stream->vio), flags); |
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| 59 | |
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| 60 | if ( state == NULL ) |
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| 61 | return -1; |
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| 62 | |
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| 63 | cont_fw_set_uinst(self, state); |
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| 64 | |
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[2703] | 65 | ROAR_DBG("cf_raum_pcb_open(*) = 0"); |
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[2688] | 66 | return 0; |
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| 67 | } |
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| 68 | |
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| 69 | int cf_raum_pcb_close (struct cont_fw_parent_inst * self) { |
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| 70 | void * state; |
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| 71 | |
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[2691] | 72 | ROAR_DBG("cf_raum_pcb_close(*) = ?"); |
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| 73 | |
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[2688] | 74 | if ( cont_fw_get_uinst(self, &state) == -1 ) |
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| 75 | return -1; |
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| 76 | |
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[2691] | 77 | ROAR_DBG("cf_raum_pcb_close(*) = ?"); |
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[2688] | 78 | return RAUMClose(state); |
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| 79 | } |
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[2685] | 80 | |
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[2703] | 81 | int cf_raum_pcb_new_child(struct cont_fw_parent_inst * self, struct cont_fw_child_vio_inst * child) { |
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| 82 | struct roar_stream_server * ss; |
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| 83 | struct roar_stream * s; |
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| 84 | void * ps; |
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| 85 | RAUMStream * stream; |
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| 86 | int dir = ROAR_DIR_PLAY; |
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| 87 | |
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| 88 | ROAR_DBG("cf_raum_pcb_new_child(self=%p, child=%p) = ?", self, child); |
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| 89 | |
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| 90 | if ( streams_get(child->child, &ss) == -1 ) |
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| 91 | return -1; |
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| 92 | |
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| 93 | if ( (s = ROAR_STREAM(ss)) == NULL ) |
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| 94 | return -1; |
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| 95 | |
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| 96 | if ( cont_fw_get_uinst(self, &ps) == -1 ) |
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| 97 | return -1; |
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| 98 | |
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| 99 | if ( ps == NULL ) |
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| 100 | return -1; |
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| 101 | |
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| 102 | if ( (stream = RAUMStreamNewSimple(s->info.rate, s->info.channels, s->info.bits, s->info.codec, dir)) == NULL ) |
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| 103 | return -1; |
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| 104 | |
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| 105 | if ( RAUMAddStream(ps, stream) == -1 ) { |
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| 106 | RAUMStreamClose(stream); |
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| 107 | return -1; |
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| 108 | } |
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| 109 | |
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| 110 | child->u_inst = stream; |
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| 111 | |
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| 112 | ROAR_DBG("cf_raum_pcb_new_child(self=%p, child=%p) = 0", self, child); |
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| 113 | return 0; |
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| 114 | } |
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| 115 | |
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| 116 | // CCBs: |
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| 117 | ssize_t cf_raum_ccb_read (struct cont_fw_parent_inst * self, struct cont_fw_child_vio_inst * child, void *buf, size_t len) { |
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[2707] | 118 | ROAR_DBG("cf_raum_ccb_read(self=%p, child=%p, buf=%p, len=%lu) = ?", self, child, buf, (unsigned long)len); |
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[2703] | 119 | return RAUMStreamRead(child->u_inst, buf, len); |
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| 120 | } |
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| 121 | ssize_t cf_raum_ccb_write(struct cont_fw_parent_inst * self, struct cont_fw_child_vio_inst * child, void *buf, size_t len) { |
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[2707] | 122 | ROAR_DBG("cf_raum_ccb_write(self=%p, child=%p, buf=%p, len=%lu) = ?", self, child, buf, (unsigned long)len); |
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[2703] | 123 | return RAUMStreamWrite(child->u_inst, buf, len); |
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| 124 | } |
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| 125 | int cf_raum_ccb_close(struct cont_fw_parent_inst * self, struct cont_fw_child_vio_inst * child) { |
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| 126 | ROAR_DBG("cf_raum_ccb_close(self=%p, child=%p) = ?", self, child); |
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| 127 | return RAUMStreamClose(child->u_inst); |
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| 128 | } |
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| 129 | |
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| 130 | // SETUP: |
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[2685] | 131 | CONT_FW_SETUP_TYPE(cf_raum_setup) { |
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[2691] | 132 | ROAR_DBG("cf_raum_setup(*) = ?"); |
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| 133 | |
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[2703] | 134 | // PCBs: |
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| 135 | self->pcb.open = cf_raum_pcb_open; |
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| 136 | self->pcb.close = cf_raum_pcb_close; |
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| 137 | self->pcb.new_child = cf_raum_pcb_new_child; |
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| 138 | |
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| 139 | // CCBs: |
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| 140 | self->ccb.read = cf_raum_ccb_read; |
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| 141 | self->ccb.write = cf_raum_ccb_write; |
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| 142 | self->ccb.close = cf_raum_ccb_close; |
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[2691] | 143 | |
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| 144 | ROAR_DBG("cf_raum_setup(*) = 0"); |
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[2685] | 145 | return 0; |
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| 146 | } |
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| 147 | |
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| 148 | #endif |
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| 149 | |
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| 150 | //ll |
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