gstreamer/gst/videotestsrc/gstvideotestsrc.h

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/* GStreamer
* Copyright (C) <2002> David A. Schleef <ds@schleef.org>
* 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_VIDEOTESTSRC_H__
#define __GST_VIDEOTESTSRC_H__
#include <config.h>
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_VIDEOTESTSRC \
(gst_videotestsrc_get_type())
#define GST_VIDEOTESTSRC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEOTESTSRC,GstVideotestsrc))
#define GST_VIDEOTESTSRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEOTESTSRC,GstVideotestsrc))
#define GST_IS_VIDEOTESTSRC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEOTESTSRC))
#define GST_IS_VIDEOTESTSRC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEOTESTSRC))
typedef enum {
GST_VIDEOTESTSRC_SMPTE,
GST_VIDEOTESTSRC_SNOW,
GST_VIDEOTESTSRC_BLACK,
} GstVideotestsrcPattern;
typedef struct _GstVideotestsrc GstVideotestsrc;
typedef struct _GstVideotestsrcClass GstVideotestsrcClass;
struct _GstVideotestsrc {
GstElement element;
GstPad *sinkpad,*srcpad;
/* parameters */
gint default_width;
gint default_height;
gboolean sync;
gfloat default_rate;
/* video state */
char *format_name;
gint width;
gint height;
char *forced_format;
struct fourcc_list_struct *fourcc;
/* private */
gint64 timestamp_offset;
gint64 n_frames;
gint bpp;
gfloat rate;
int type;
GstClock *clock;
GstBufferPool *pool;
void (*make_image)(GstVideotestsrc *v, unsigned char *dest, int w, int h);
};
struct _GstVideotestsrcClass {
GstElementClass parent_class;
};
GType gst_videotestsrc_get_type(void);
G_END_DECLS
#endif /* __GST_VIDEOTESTSRC_H__ */