code.delx.au - pulseaudio/blob - src/pulsecore/core-scache.h

   1 #ifndef foocorescachehfoo
   2 #define foocorescachehfoo
   3
   4 /* $Id$ */
   5
   6 /***
   7   This file is part of PulseAudio.
   8
   9   Copyright 2004-2006 Lennart Poettering
  10   Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
  11
  12   PulseAudio is free software; you can redistribute it and/or modify
  13   it under the terms of the GNU Lesser General Public License as published
  14   by the Free Software Foundation; either version 2 of the License,
  15   or (at your option) any later version.
  16
  17   PulseAudio is distributed in the hope that it will be useful, but
  18   WITHOUT ANY WARRANTY; without even the implied warranty of
  19   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  20   General Public License for more details.
  21
  22   You should have received a copy of the GNU Lesser General Public License
  23   along with PulseAudio; if not, write to the Free Software
  24   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  25   USA.
  26 ***/
  27
  28 #include <pulsecore/core.h>
  29 #include <pulsecore/memchunk.h>
  30 #include <pulsecore/sink.h>
  31
  32 #define PA_SCACHE_ENTRY_SIZE_MAX (1024*1024*2)
  33
  34 typedef struct pa_scache_entry {
  35     pa_core *core;
  36     uint32_t index;
  37     char *name;
  38
  39     pa_cvolume volume;
  40     pa_sample_spec sample_spec;
  41     pa_channel_map channel_map;
  42     pa_memchunk memchunk;
  43
  44     char *filename;
  45
  46     int lazy;
  47     time_t last_used_time;
  48 } pa_scache_entry;
  49
  50 int pa_scache_add_item(pa_core *c, const char *name, const pa_sample_spec *ss, const pa_channel_map *map, const pa_memchunk *chunk, uint32_t *idx);
  51 int pa_scache_add_file(pa_core *c, const char *name, const char *filename, uint32_t *idx);
  52 int pa_scache_add_file_lazy(pa_core *c, const char *name, const char *filename, uint32_t *idx);
  53
  54 int pa_scache_add_directory_lazy(pa_core *c, const char *pathname);
  55
  56 int pa_scache_remove_item(pa_core *c, const char *name);
  57 int pa_scache_play_item(pa_core *c, const char *name, pa_sink *sink, pa_volume_t volume);
  58 int pa_scache_play_item_by_name(pa_core *c, const char *name, const char*sink_name, pa_volume_t volume, int autoload);
  59 void pa_scache_free(pa_core *c);
  60
  61 const char *pa_scache_get_name_by_id(pa_core *c, uint32_t id);
  62 uint32_t pa_scache_get_id_by_name(pa_core *c, const char *name);
  63
  64 uint32_t pa_scache_total_size(pa_core *c);
  65
  66 void pa_scache_unload_unused(pa_core *c);
  67
  68 #endif