/* GStreamer

 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>

 * Library       <2001> Thomas Vander Stichele <thomas@apestaart.org>

 *               <2011> Wim Taymans <wim.taymans@gmail.com>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#ifndef __GST_AUDIO_AUDIO_H__

#define __GST_AUDIO_AUDIO_H__

#include <gst/gst.h>

#include <gst/audio/audio-prelude.h>

#include <gst/audio/audio-enumtypes.h>

#include <gst/audio/audio-format.h>

#include <gst/audio/audio-channels.h>

#include <gst/audio/audio-channel-mixer.h>

#include <gst/audio/audio-info.h>

#include <gst/audio/audio-quantize.h>

#include <gst/audio/audio-converter.h>

#include <gst/audio/audio-resampler.h>

#include <gst/audio/gstaudiostreamalign.h>

#include <gst/audio/gstaudioaggregator.h>

G_BEGIN_DECLS

/* conversion macros */

/**

 * GST_FRAMES_TO_CLOCK_TIME:

 * @frames: sample frames

 * @rate: sampling rate

 *

 * Calculate clocktime from sample @frames and @rate.

 */

#define GST_FRAMES_TO_CLOCK_TIME(frames, rate) \

  ((GstClockTime) gst_util_uint64_scale_round (frames, GST_SECOND, rate))

/**

 * GST_CLOCK_TIME_TO_FRAMES:

 * @clocktime: clock time

 * @rate: sampling rate

 *

 * Calculate frames from @clocktime and sample @rate.

 */

#define GST_CLOCK_TIME_TO_FRAMES(clocktime, rate) \

  gst_util_uint64_scale_round (clocktime, rate, GST_SECOND)

/* metadata macros */

/**

 * GST_META_TAG_AUDIO_STR:

 *

 * This metadata is relevant for audio streams.

 *

 * Since: 1.2

 */

#define GST_META_TAG_AUDIO_STR "audio"

/**

 * GST_META_TAG_AUDIO_CHANNELS_STR:

 *

 * This metadata stays relevant as long as channels are unchanged.

 *

 * Since: 1.2

 */

#define GST_META_TAG_AUDIO_CHANNELS_STR "channels"

/**

 * GST_META_TAG_AUDIO_RATE_STR:

 *

 * This metadata stays relevant as long as sample rate is unchanged.

 *

 * Since: 1.8

 */

#define GST_META_TAG_AUDIO_RATE_STR "rate"

/*

 * this library defines and implements some helper functions for audio

 * handling

 */

GST_AUDIO_API

GstBuffer *    gst_audio_buffer_clip     (GstBuffer *buffer,

                                          const GstSegment *segment,

                                          gint rate, gint bpf);

G_END_DECLS

#include <gst/audio/gstaudioringbuffer.h>

#include <gst/audio/gstaudioclock.h>

#include <gst/audio/gstaudiofilter.h>

#include <gst/audio/gstaudiocdsrc.h>

#include <gst/audio/gstaudiodecoder.h>

#include <gst/audio/gstaudioencoder.h>

#include <gst/audio/gstaudiobasesink.h>

#include <gst/audio/gstaudiobasesrc.h>

#include <gst/audio/gstaudiometa.h>

#include <gst/audio/gstaudiosink.h>

#include <gst/audio/gstaudiosrc.h>

#include <gst/audio/streamvolume.h>

#include <gst/audio/gstaudioiec61937.h>

#endif /* __GST_AUDIO_AUDIO_H__ */