| /** |
| * \file include/pcm_external.h |
| * \brief External PCM plugin SDK |
| * \author Takashi Iwai <tiwai@suse.de> |
| * \date 2005 |
| * |
| * Extern PCM plugin SDK. |
| */ |
| |
| /* |
| * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| #ifndef __ALSA_PCM_EXTERNAL_H |
| #define __ALSA_PCM_EXTERNAL_H |
| |
| #include "pcm.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * \defgroup Plugin_SDK External PCM plugin SDK |
| * \{ |
| */ |
| |
| /** |
| * Define the object entry for external PCM plugins |
| */ |
| #define SND_PCM_PLUGIN_ENTRY(name) _snd_pcm_##name##_open |
| |
| /** |
| * Define the symbols of the given plugin with versions |
| */ |
| #define SND_PCM_PLUGIN_SYMBOL(name) SND_DLSYM_BUILD_VERSION(SND_PCM_PLUGIN_ENTRY(name), SND_PCM_DLSYM_VERSION); |
| |
| /** |
| * Define the plugin |
| */ |
| #define SND_PCM_PLUGIN_DEFINE_FUNC(plugin) \ |
| int SND_PCM_PLUGIN_ENTRY(plugin) (snd_pcm_t **pcmp, const char *name,\ |
| snd_config_t *root, snd_config_t *conf, \ |
| snd_pcm_stream_t stream, int mode) |
| |
| #include "pcm_ioplug.h" |
| #include "pcm_extplug.h" |
| |
| int snd_pcm_parse_control_id(snd_config_t *conf, snd_ctl_elem_id_t *ctl_id, int *cardp, |
| int *cchannelsp, int *hwctlp); |
| |
| /** \} */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __ALSA_PCM_EXTERNAL_H */ |
