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Contents
/* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_AUDIO_AUDIO_H__
#define __GST_AUDIO_AUDIO_H__
#include <gst/gst.h>
#include <gst/audio/audio-enumtypes.h>
#include <gst/audio/audio-format.h>
#include <gst/audio/audio-channels.h>
#include <gst/audio/audio-info.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)
/*
* this library defines and implements some helper functions for audio
* handling
*/
GstBuffer * gst_audio_buffer_clip (GstBuffer *buffer, GstSegment *segment,
gint rate, gint bpf);
G_END_DECLS
#endif /* __GST_AUDIO_AUDIO_H__ */
Version data entries
3 entries across 3 versions & 1 rubygems