alsa-utils/topology/pre-process-external.h

40 lines
1.4 KiB
C
Raw Normal View History

/*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef __PRE_PROCESS_EXTERNAL_H
#define __PRE_PROCESS_EXTERNAL_H
#define PROCESS_FUNC_PREFIX "_snd_topology_"
#define PROCESS_FUNC_POSTFIX "_process"
#define PROCESS_LIB_PREFIX "libalsatplg_module_"
#define PROCESS_LIB_POSTFIX ".so"
/**
* Define the object entry for external pre-process plugins
*/
#define SND_TOPOLOGY_PLUGIN_ENTRY(name) _snd_topology_##name##_process
/**
* Define the plugin
*/
#define SND_TOPOLOGY_PLUGIN_DEFINE_FUNC(plugin) \
__attribute__ ((visibility ("default"))) \
int SND_TOPOLOGY_PLUGIN_ENTRY(plugin) (snd_config_t *input, snd_config_t *output)
typedef int (*plugin_pre_process)(snd_config_t *input, snd_config_t *output);
#endif /* __PRE_PROCESS_EXTERNAL_H */