code.delx.au - pulseaudio/blob - src/modules/dbus/iface-stream.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   Copyright 2009 Tanu Kaskinen
   5
   6   PulseAudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU Lesser General Public License as published
   8   by the Free Software Foundation; either version 2.1 of the License,
   9   or (at your option) any later version.
  10
  11   PulseAudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public License
  17   along with PulseAudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <pulsecore/core-util.h>
  27 #include <pulsecore/protocol-dbus.h>
  28
  29 #include "iface-stream.h"
  30
  31 #define PLAYBACK_OBJECT_NAME "playback_stream"
  32 #define RECORD_OBJECT_NAME "record_stream"
  33
  34 enum stream_type {
  35     STREAM_TYPE_PLAYBACK,
  36     STREAM_TYPE_RECORD
  37 };
  38
  39 struct pa_dbusiface_stream {
  40     union {
  41         pa_sink_input *sink_input;
  42         pa_source_output *source_output;
  43     };
  44     enum stream_type type;
  45     char *path;
  46 };
  47
  48 pa_dbusiface_stream *pa_dbusiface_stream_new_playback(pa_dbusiface_core *core, pa_sink_input *sink_input) {
  49     pa_dbusiface_stream *s;
  50
  51     pa_assert(core);
  52     pa_assert(sink_input);
  53
  54     s = pa_xnew(pa_dbusiface_stream, 1);
  55     s->sink_input = pa_sink_input_ref(sink_input);
  56     s->type = STREAM_TYPE_PLAYBACK;
  57     s->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, PLAYBACK_OBJECT_NAME, sink_input->index);
  58
  59     return s;
  60 }
  61
  62 pa_dbusiface_stream *pa_dbusiface_stream_new_record(pa_dbusiface_core *core, pa_source_output *source_output) {
  63     pa_dbusiface_stream *s;
  64
  65     pa_assert(core);
  66     pa_assert(source_output);
  67
  68     s = pa_xnew(pa_dbusiface_stream, 1);
  69     s->source_output = pa_source_output_ref(source_output);
  70     s->type = STREAM_TYPE_RECORD;
  71     s->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, RECORD_OBJECT_NAME, source_output->index);
  72
  73     return s;
  74 }
  75
  76 void pa_dbusiface_stream_free(pa_dbusiface_stream *s) {
  77     pa_assert(s);
  78
  79     if (s->type == STREAM_TYPE_PLAYBACK)
  80         pa_sink_input_unref(s->sink_input);
  81     else
  82         pa_source_output_unref(s->source_output);
  83
  84     pa_xfree(s->path);
  85     pa_xfree(s);
  86 }
  87
  88 const char *pa_dbusiface_stream_get_path(pa_dbusiface_stream *s) {
  89     pa_assert(s);
  90
  91     return s->path;
  92 }