gstreamer/ext/raw1394/gstdv1394src.h

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/* GStreamer
* 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_GST1394_H__
#define __GST_GST1394_H__
#include <gst/gst.h>
#include <gst/base/gstpushsrc.h>
#include <libraw1394/raw1394.h>
G_BEGIN_DECLS
#define GST_TYPE_DV1394SRC \
(gst_dv1394src_get_type())
#define GST_DV1394SRC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DV1394SRC,GstDV1394Src))
#define GST_DV1394SRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DV1394SRC,GstDV1394Src))
#define GST_IS_DV1394SRC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DV1394SRC))
#define GST_IS_DV1394SRC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DV1394SRC))
typedef struct _GstDV1394Src GstDV1394Src;
typedef struct _GstDV1394SrcClass GstDV1394SrcClass;
#define GST_DV_GET_LOCK(dv) (GST_DV1394SRC (dv)->dv_lock)
#define GST_DV_LOCK(dv) g_mutex_lock(GST_DV_GET_LOCK (dv))
#define GST_DV_UNLOCK(dv) g_mutex_unlock(GST_DV_GET_LOCK (dv))
struct _GstDV1394Src {
GstPushSrc element;
// consecutive=2, skip=4 will skip 4 frames, then let 2 consecutive ones thru
gint consecutive;
gint skip;
gboolean drop_incomplete;
GMutex *dv_lock;
gint num_ports;
gint port;
gint channel;
octlet_t guid;
gint avc_node;
gboolean use_avc;
struct raw1394_portinfo pinfo[16];
raw1394handle_t handle;
GstBuffer *buf;
GstBuffer *frame;
guint frame_size;
guint frame_rate;
guint bytes_in_frame;
guint frame_sequence;
gboolean negotiated;
gchar *uri;
};
struct _GstDV1394SrcClass {
GstPushSrcClass parent_class;
/* signal */
void (*frame_dropped) (GstElement *elem);
};
GType gst_dv1394src_get_type(void);
G_END_DECLS
#endif /* __GST_GST1394_H__ */