gstreamer/sys/pvr2d/gstpvrbufferpool.h

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/*
* GStreamer
* Copyright (c) 2010, 2011 Texas Instruments Incorporated
* Copyright (c) 2011, Collabora Ltda
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation
* version 2.1 of the License.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __GSTPVRBUFFERPOOL_H__
#define __GSTPVRBUFFERPOOL_H__
#include "gstpvr.h"
#include <pvr2d.h>
G_BEGIN_DECLS
GType gst_ducati_buffer_get_type (void);
#define GST_TYPE_DUCATIBUFFER (gst_ducati_buffer_get_type())
#define GST_IS_DUCATIBUFFER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DUCATIBUFFER))
#define GST_DUCATIBUFFER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DUCATIBUFFER, GstDucatiBuffer))
GType gst_pvr_bufferpool_get_type (void);
#define GST_TYPE_PVRBUFFERPOOL (gst_pvr_bufferpool_get_type())
#define GST_IS_PVRBUFFERPOOL(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PVRBUFFERPOOL))
#define GST_PVRBUFFERPOOL(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PVRBUFFERPOOL, \
GstPvrBufferPool))
typedef struct _GstPvrBufferPool GstPvrBufferPool;
typedef struct _GstDucatiBuffer GstDucatiBuffer;
struct _GstPvrBufferPool
{
GstMiniObject parent;
/* output (padded) size including any codec padding: */
gint padded_width, padded_height;
gint size;
PVR2DCONTEXTHANDLE pvr_context;
GstCaps *caps;
GMutex *lock;
gboolean running; /* with lock */
GstElement *element; /* the element that owns us.. */
GQueue *free_buffers;
GQueue *used_buffers;
guint buffer_count;
};
GstPvrBufferPool * gst_pvr_bufferpool_new (GstElement * element,
GstCaps * caps, gint num_buffers, gint size,
PVR2DCONTEXTHANDLE pvr_context);
void gst_pvr_bufferpool_stop_running (GstPvrBufferPool * pool, gboolean unwrap);
GstDucatiBuffer * gst_pvr_bufferpool_get (GstPvrBufferPool * self,
GstBuffer * orig);
#define GST_PVR_BUFFERPOOL_LOCK(self) g_mutex_lock ((self)->lock)
#define GST_PVR_BUFFERPOOL_UNLOCK(self) g_mutex_unlock ((self)->lock)
struct _GstDucatiBuffer {
GstBuffer parent;
GstPvrBufferPool *pool; /* buffer-pool that this buffer belongs to */
GstBuffer *orig; /* original buffer, if we need to copy output */
PVR2DMEMINFO *src_mem; /* Memory wrapped by pvr */
gboolean wrapped;
};
GstBuffer * gst_ducati_buffer_get (GstDucatiBuffer * self);
PVR2DMEMINFO * gst_ducati_buffer_get_meminfo (GstDucatiBuffer * self);
G_END_DECLS
#endif /* __GSTPVRBUFFERPOOL_H__ */