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https://gitee.com/openharmony/third_party_alsa-lib
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57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/**
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* \file include/control_plugin.h
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* \brief Common control plugin code
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* \author Jaroslav Kysela <perex@perex.cz>
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* \date 2021
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*
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* Application interface library for the ALSA driver.
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* See the \ref control_plugins page for more details.
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*
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* \warning Using of contents of this header file might be dangerous
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* in the sense of compatibility reasons. The contents might be
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* freely changed in future.
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*/
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/*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __ALSA_CONTROL_PLUGIN_H
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#define __ALSA_CONTROL_PLUGIN_H
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/**
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* \defgroup Control_Plugins Primitive Control Plugins
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* \ingroup Control
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* See the \ref control_plugins page for more details.
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* \{
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*/
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/*
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* Control HW
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*/
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int snd_ctl_hw_open(snd_ctl_t **handle, const char *name, int card, int mode);
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int _snd_ctl_hw_open(snd_ctl_t **handlep, char *name, snd_config_t *root, snd_config_t *conf, int mode);
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/*
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* Control Remap & Map
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*/
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int snd_ctl_remap_open(snd_ctl_t **handlep, const char *name, snd_config_t *remap,
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snd_config_t *map, snd_ctl_t *child, int mode);
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int _snd_ctl_remap_open(snd_ctl_t **handlep, char *name, snd_config_t *root, snd_config_t *conf, int mode);
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/** \} */
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#endif /* __ALSA_CONTROL_PLUGIN_H */
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