code.delx.au - pulseaudio/blob - src/pulsecore/play-memchunk.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of PulseAudio.
   5
   6   Copyright 2004-2006 Lennart Poettering
   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 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 <stdlib.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31
  32 #include <pulse/xmalloc.h>
  33
  34 #include <pulsecore/sink-input.h>
  35 #include <pulsecore/gccmacro.h>
  36 #include <pulsecore/thread-mq.h>
  37 #include <pulsecore/play-memblockq.h>
  38
  39 #include "play-memchunk.h"
  40
  41 int pa_play_memchunk(
  42         pa_sink *sink,
  43         const pa_sample_spec *ss,
  44         const pa_channel_map *map,
  45         const pa_memchunk *chunk,
  46         pa_cvolume *volume,
  47         pa_proplist *p,
  48         uint32_t *sink_input_index) {
  49
  50     pa_memblockq *q;
  51     int r;
  52
  53     pa_assert(sink);
  54     pa_assert(ss);
  55     pa_assert(chunk);
  56
  57     q = pa_memblockq_new(0, chunk->length, 0, pa_frame_size(ss), 0, 0, 0, NULL);
  58     pa_assert_se(pa_memblockq_push(q, chunk) >= 0);
  59
  60     if ((r = pa_play_memblockq(sink, ss, map, q, volume, p, sink_input_index)) < 0) {
  61         pa_memblockq_free(q);
  62         return r;
  63     }
  64
  65     return 0;
  66 }