4 This file is part of PulseAudio.
6 Copyright 2004-2006 Lennart Poettering
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.
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.
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
33 #include <pulse/xmalloc.h>
35 #include <pulsecore/sink-input.h>
36 #include <pulsecore/gccmacro.h>
38 #include "play-memchunk.h"
40 static void sink_input_kill(pa_sink_input *i) {
42 assert(i && i->userdata);
45 pa_sink_input_disconnect(i);
46 pa_sink_input_unref(i);
48 pa_memblock_unref(c->memblock);
52 static int sink_input_peek(pa_sink_input *i, pa_memchunk *chunk) {
54 assert(i && chunk && i->userdata);
62 pa_memblock_ref(c->memblock);
67 static void si_kill(PA_GCC_UNUSED pa_mainloop_api *m, void *i) {
71 static void sink_input_drop(pa_sink_input *i, const pa_memchunk*chunk, size_t length) {
73 assert(i && length && i->userdata);
76 assert(!memcmp(chunk, c, sizeof(chunk)));
77 assert(length <= c->length);
83 pa_mainloop_api_once(i->sink->core->mainloop, si_kill, i);
89 const pa_sample_spec *ss,
90 const pa_channel_map *map,
91 const pa_memchunk *chunk,
96 pa_sink_input_new_data data;
102 if (volume && pa_cvolume_is_muted(volume))
105 pa_sink_input_new_data_init(&data);
108 data.driver = __FILE__;
109 pa_sink_input_new_data_set_sample_spec(&data, ss);
110 pa_sink_input_new_data_set_channel_map(&data, map);
111 pa_sink_input_new_data_set_volume(&data, volume);
113 if (!(si = pa_sink_input_new(sink->core, &data, 0)))
116 si->peek = sink_input_peek;
117 si->drop = sink_input_drop;
118 si->kill = sink_input_kill;
120 si->userdata = nchunk = pa_xnew(pa_memchunk, 1);
123 pa_memblock_ref(chunk->memblock);