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90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
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/*
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* Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
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*
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* sinesrc.h: Header file for sinesrc.c
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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 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU 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 __SINESRC_H__
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#define __SINESRC_H__
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#include <gst/gst.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define TYPE_SINESRC \
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(sinesrc_get_type())
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#define SINESRC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),TYPE_SINESRC,SineSrc))
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#define SINESRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),TYPE_SINESRC,SineSrcClass))
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#define IS_SINESRC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),TYPE_SINESRC))
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#define IS_SINESRC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),TYPE_SINESRC))
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typedef struct _SineSrc SineSrc;
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typedef struct _SineSrcClass SineSrcClass;
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typedef void (*PreGetFunc) (SineSrc *src);
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typedef enum {
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SINE_SRC_INT,
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SINE_SRC_FLOAT
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} SineSrcAudio;
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struct _SineSrc {
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GstElement element;
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/* pads */
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GstPad *src;
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/* audio parameters */
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SineSrcAudio type;
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gint width; /* int + float */
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gint depth; /* int */
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gboolean sign; /* int */
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gint endianness; /* int */
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gint rate;
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gint channels; /* interleaved */
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gboolean newcaps;
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/* freaky stuff for testing */
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PreGetFunc pre_get_func;
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};
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struct _SineSrcClass {
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GstElementClass parent_class;
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};
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GType sinesrc_get_type (void);
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GstElement * sinesrc_new (void);
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void sinesrc_set_pre_get_func (SineSrc *src, PreGetFunc func);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_SINESRC_H__ */
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