gstreamer/sys/vdpau/gstvdp/gstvdpbufferpool.h
Carl-Anton Ingmarsson 7320eedc04 vdpau: add GstVdpBufferPool base class
GstVdpBufferPool will be used to cache GstVdp[Video|Output]Buffers since
creating these can be a costly operation on some hardware.
2010-07-30 11:33:13 +02:00

74 lines
2.8 KiB
C

/*
* GStreamer
* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
*
* 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_VDP_BUFFER_POOL_H_
#define _GST_VDP_BUFFER_POOL_H_
#include <gst/gst.h>
typedef struct _GstVdpBufferPool GstVdpBufferPool;
#include "gstvdpdevice.h"
#include "gstvdpbuffer.h"
G_BEGIN_DECLS
#define GST_TYPE_VDP_BUFFER_POOL (gst_vdp_buffer_pool_get_type ())
#define GST_VDP_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VDP_BUFFER_POOL, GstVdpBufferPool))
#define GST_VDP_BUFFER_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VDP_BUFFER_POOL, GstVdpBufferPoolClass))
#define GST_IS_VDP_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VDP_BUFFER_POOL))
#define GST_IS_VDP_BUFFER_POOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VDP_BUFFER_POOL))
#define GST_VDP_BUFFER_POOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VDP_BUFFER_POOL, GstVdpBufferPoolClass))
typedef struct _GstVdpBufferPoolClass GstVdpBufferPoolClass;
typedef struct _GstVdpBufferPoolPrivate GstVdpBufferPoolPrivate;
struct _GstVdpBufferPool
{
GObject object;
GstVdpBufferPoolPrivate *priv;
};
struct _GstVdpBufferPoolClass
{
GObjectClass object_class;
GstVdpBuffer *(*alloc_buffer) (GstVdpBufferPool *bpool, GError **error);
gboolean (*set_caps) (GstVdpBufferPool *bpool, const GstCaps *caps, gboolean *clear_bufs);
gboolean (*check_caps) (GstVdpBufferPool *bpool, const GstCaps *caps);
};
gboolean gst_vdp_buffer_pool_put_buffer (GstVdpBufferPool *bpool, GstVdpBuffer *buf);
GstVdpBuffer *gst_vdp_buffer_pool_get_buffer (GstVdpBufferPool * bpool, GError **error);
void gst_vdp_buffer_pool_set_max_buffers (GstVdpBufferPool *bpool, guint max_buffers);
guint gst_vdp_buffer_pool_get_max_buffers (GstVdpBufferPool *bpool);
void gst_vdp_buffer_pool_set_caps (GstVdpBufferPool *bpool, const GstCaps *caps);
const GstCaps *gst_vdp_buffer_pool_get_caps (GstVdpBufferPool * bpool);
GstVdpDevice *gst_vdp_buffer_pool_get_device (GstVdpBufferPool * bpool);
GType gst_vdp_buffer_pool_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* _GST_VDP_BUFFER_POOL_H_ */