code.delx.au - pulseaudio/blob - src/pulse/format.c

   1 /***
   2   This file is part of PulseAudio.
   3
   4   Copyright 2011 Intel Corporation
   5   Copyright 2011 Collabora Multimedia
   6   Copyright 2011 Arun Raghavan <arun.raghavan@collabora.co.uk>
   7
   8   PulseAudio is free software; you can redistribute it and/or modify
   9   it under the terms of the GNU Lesser General Public License as published
  10   by the Free Software Foundation; either version 2.1 of the License,
  11   or (at your option) any later version.
  12
  13   PulseAudio is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with PulseAudio; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  21   USA.
  22 ***/
  23
  24 #ifdef HAVE_CONFIG_H
  25 #include <config.h>
  26 #endif
  27
  28 #include <pulse/internal.h>
  29 #include <pulse/xmalloc.h>
  30
  31 #include <pulsecore/core-util.h>
  32 #include <pulsecore/macro.h>
  33
  34 #include "format.h"
  35
  36 pa_format_info* pa_format_info_new(void) {
  37     pa_format_info *f = pa_xnew(pa_format_info, 1);
  38
  39     f->encoding = PA_ENCODING_INVALID;
  40     f->plist = pa_proplist_new();
  41
  42     return f;
  43 }
  44
  45 pa_format_info* pa_format_info_copy(const pa_format_info *src) {
  46     pa_format_info *dest;
  47
  48     pa_assert(src);
  49
  50     dest = pa_xnew(pa_format_info, 1);
  51
  52     dest->encoding = src->encoding;
  53
  54     if (src->plist)
  55         dest->plist = pa_proplist_copy(src->plist);
  56     else
  57         dest->plist = NULL;
  58
  59     return dest;
  60 }
  61
  62 void pa_format_info_free(pa_format_info *f) {
  63     pa_assert(f);
  64
  65     pa_proplist_free(f->plist);
  66     pa_xfree(f);
  67 }
  68
  69 int pa_format_info_valid(pa_format_info *f) {
  70     return (f->encoding >= 0 && f->encoding < PA_ENCODING_MAX && f->plist != NULL);
  71 }