gst_plugins_base/ext/alsa/gstalsa.h
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:16:41 +0100
branchRCL_3
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/*
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 * Copyright (C) 2001 CodeFactory AB
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 * Copyright (C) 2001 Thomas Nyberg <thomas@codefactory.se>
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 * Copyright (C) 2001-2002 Andy Wingo <apwingo@eos.ncsu.edu>
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 * Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library 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 GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public
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 * License along with this library; if not, write to the Free
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 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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 */
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#ifndef __GST_ALSA_H__
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#define __GST_ALSA_H__
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#define ALSA_PCM_NEW_HW_PARAMS_API
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#define ALSA_PCM_NEW_SW_PARAMS_API
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#include <alsa/asoundlib.h>
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#include <alsa/control.h>
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#include <alsa/error.h>
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#include <gst/gst.h>
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#define GST_CHECK_ALSA_VERSION(major,minor,micro) \
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    (SND_LIB_MAJOR > (major) || \
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     (SND_LIB_MAJOR == (major) && SND_LIB_MINOR > (minor)) || \
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     (SND_LIB_MAJOR == (major) && SND_LIB_MINOR == (minor) && \
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      SND_LIB_SUBMINOR >= (micro)))
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GST_DEBUG_CATEGORY_EXTERN (alsa_debug);
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#define GST_CAT_DEFAULT alsa_debug
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snd_pcm_t * gst_alsa_open_iec958_pcm (GstObject * obj);
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GstCaps * gst_alsa_probe_supported_formats (GstObject      * obj,
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                                            snd_pcm_t      * handle,
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                                            const GstCaps  * template_caps);
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gchar   * gst_alsa_find_device_name (GstObject        * obj,
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                                     const gchar      * device,
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                                     snd_pcm_t        * handle,
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                                     snd_pcm_stream_t   stream);
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#endif /* __GST_ALSA_H__ */