gstreamer/sys/v4l/gstv4lmjpegsrc.h
Ronald S. Bultje 6dd1750d19 Updated all plugins to new capsnego format and added some small usability enhancements to v4lelement
Original commit message from CVS:
Updated all plugins to new capsnego format and added some small usability enhancements to v4lelement
2002-01-15 15:52:09 +00:00

87 lines
2.3 KiB
C

/* G-Streamer hardware MJPEG video source plugin
* Copyright (C) 2001 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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_V4LMJPEGSRC_H__
#define __GST_V4LMJPEGSRC_H__
#include <gstv4lelement.h>
#include <sys/time.h>
#include <videodev_mjpeg.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_V4LMJPEGSRC \
(gst_v4lmjpegsrc_get_type())
#define GST_V4LMJPEGSRC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4LMJPEGSRC,GstV4lMjpegSrc))
#define GST_V4LMJPEGSRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4LMJPEGSRC,GstV4lMjpegSrcClass))
#define GST_IS_V4LMJPEGSRC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4LMJPEGSRC))
#define GST_IS_V4LMJPEGSRC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4LMJPEGSRC))
typedef struct _GstV4lMjpegSrc GstV4lMjpegSrc;
typedef struct _GstV4lMjpegSrcClass GstV4lMjpegSrcClass;
struct _GstV4lMjpegSrc {
GstV4lElement v4lelement;
/* pads */
GstPad *srcpad;
/* the bufferpool */
GstBufferPool *bufferpool;
/* buffer/capture info */
struct mjpeg_sync bsync;
struct mjpeg_requestbuffers breq;
/* list of available caps */
GstCaps *capslist;
/* caching values */
gint x_offset;
gint y_offset;
gint frame_width;
gint frame_height;
gint horizontal_decimation;
gint vertical_decimation;
gint end_width;
gint end_height;
gint quality;
gint numbufs;
gint bufsize; /* in KB */
};
struct _GstV4lMjpegSrcClass {
GstV4lElementClass parent_class;
};
GType gst_v4lmjpegsrc_get_type(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_V4LMJPEGSRC_H__ */