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code.delx.au - pulseaudio/blob - polyp/sample-util.h
9f3fced16364a6526167cda2ae881df932d071d0
1 #ifndef foosampleutilhfoo
2 #define foosampleutilhfoo
7 This file is part of polypaudio.
9 polypaudio is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published
11 by the Free Software Foundation; either version 2 of the License,
12 or (at your option) any later version.
14 polypaudio is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with polypaudio; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
30 struct pa_memblock
*pa_silence_memblock(struct pa_memblock
* b
, const struct pa_sample_spec
*spec
);
31 void pa_silence_memchunk(struct pa_memchunk
*c
, const struct pa_sample_spec
*spec
);
32 void pa_silence_memory(void *p
, size_t length
, const struct pa_sample_spec
*spec
);
35 struct pa_memchunk chunk
;
40 size_t pa_mix(struct pa_mix_info channels
[], unsigned nchannels
, void *data
, size_t length
, const struct pa_sample_spec
*spec
, pa_volume_t volume
);
42 void pa_volume_memchunk(struct pa_memchunk
*c
, const struct pa_sample_spec
*spec
, pa_volume_t volume
);