talk/third_party/mediastreamer/alsacard.h

/*
  The mediastreamer library aims at providing modular media processing and I/O
	for linphone, but also for any telephony application.
  Copyright (C) 2001  Simon MORLAT simon.morlat@linphone.org
  										
  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 library 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
*/

#include <config.h>

#ifdef HAVE_ALSA_ASOUNDLIB_H
#include "sndcard.h"
#define ALSA_PCM_NEW_HW_PARAMS_API
#include <alsa/asoundlib.h>
struct _AlsaCard
{
	SndCard parent;
	gchar *pcmdev;
	gchar *mixdev;
	snd_pcm_t *read_handle;
	snd_pcm_t *write_handle;
	gint frame_size;
	gint frames;
	gchar *readbuf;
	gint readpos;
	gchar *writebuf;
	gint writepos; 
	snd_mixer_t *mixer;
};

typedef struct _AlsaCard AlsaCard;

SndCard *alsa_card_new(gint dev_id);
gint alsa_card_manager_init(SndCardManager *m, gint index);
void alsa_card_manager_set_default_pcm_device(const gchar *pcmdev);

#endif