gstreamer/gst/gstsrc.h

91 lines
2.2 KiB
C
Raw Normal View History

/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_SRC_H__
#define __GST_SRC_H__
#include <gst/gstelement.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_SRC \
(gst_src_get_type())
#define GST_SRC(obj) \
(GTK_CHECK_CAST((obj),GST_TYPE_SRC,GstSrc))
#define GST_SRC_CLASS(klass) \
(GTK_CHECK_CLASS_CAST((klass),GST_TYPE_SRC,GstSrcClass))
#define GST_IS_SRC(obj) \
(GTK_CHECK_TYPE((obj),GST_TYPE_SRC))
#define GST_IS_SRC_CLASS(obj) \
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_SRC))
typedef enum {
GST_SRC_ASYNC = 1 << 0,
} GstSrcFlags;
#define GST_SRC_FLAGS(obj) \
(GST_SRC(obj)->flags)
#define GST_SRC_ASYNC(obj) \
((GST_SRC_FLAGS(obj) & GST_SRC_ASYNC))
typedef struct _GstSrc GstSrc;
typedef struct _GstSrcClass GstSrcClass;
struct _GstSrc {
GstElement element;
gint32 flags;
};
struct _GstSrcClass {
GstElementClass parent_class;
/* subclass functions */
void (*push) (GstSrc *src);
void (*push_region) (GstSrc *src,gulong offset,gulong size);
/* signals */
void (*eos) (GstSrc *src);
};
#define GST_SRC_SET_FLAGS(src,flag) \
G_STMT_START{ (GST_SRC_FLAGS (src) |= (flag)); }G_STMT_END
#define GST_SRC_UNSET_FLAGS(src,flag) \
G_STMT_START{ (GST_SRC_FLAGS (src) &= ~(flag)); }G_STMT_END
GtkType gst_src_get_type(void);
void gst_src_signal_eos(GstSrc *src);
void gst_src_push(GstSrc *src);
void gst_src_push_region(GstSrc *src,gulong offset,gulong size);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_SRC_H__ */