gstreamer/sys/vdpau/gstvdpvideobufferpool.h

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/*
* gst-plugins-bad
* Copyright (C) Carl-Anton Ingmarsson 2010 <ca.ingmarsson@gmail.com>
* 2012 Edward Hervey <edward@collabora.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_VIDEO_BUFFERPOOL_H_
#define _GST_VDP_VIDEO_BUFFERPOOL_H_
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideometa.h>
#include <gst/video/gstvideopool.h>
#include "gstvdpdevice.h"
G_BEGIN_DECLS
#define GST_VDPAU_SURFACE_META_GET(buf) ((GstVdpauMeta *)gst_buffer_get_meta(buf,gst_vdpau_surface_meta_api_get_type()))
#define GST_VDPAU_SURFACE_META_ADD(buf) ((GstVdpauMeta *)gst_buffer_add_meta(buf,gst_vdpau_surface_meta_get_info(),NULL))
struct _GstVdpauSurfaceMeta {
GstMeta meta;
GstVdpDevice *device;
VdpVideoSurface surface;
};
GType gst_vdpau_surface_meta_api_get_type (void);
const GstMetaInfo * gst_vdpau_surface_meta_get_info (void);
/**
* GST_BUFFER_POOL_OPTION_VDP_VIDEO_META:
*
* An option that can be activated on bufferpool to request VdpVideo metadata
* on buffers from the pool.
*/
#define GST_BUFFER_POOL_OPTION_VDP_VIDEO_META "GstBufferPoolOptionVdpVideoMeta"
typedef struct _GstVdpVideoBufferPool GstVdpVideoBufferPool;
typedef struct _GstVdpVideoBufferPoolClass GstVdpVideoBufferPoolClass;
/* buffer pool functions */
#define GST_TYPE_VDP_VIDEO_BUFFER_POOL (gst_vdp_video_buffer_pool_get_type())
#define GST_IS_VDP_VIDEO_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VDP_VIDEO_BUFFER_POOL))
#define GST_VDP_VIDEO_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VDP_VIDEO_BUFFER_POOL, GstVdpVideoBufferPool))
#define GST_VDP_VIDEO_BUFFER_POOL_CAST(obj) ((GstVdpVideoBufferPool*)(obj))
struct _GstVdpVideoBufferPool
{
GstBufferPool bufferpool;
GstVdpDevice *device;
GstVideoInfo info;
VdpChromaType chroma_type;
gboolean add_videometa;
gboolean add_vdpmeta;
};
struct _GstVdpVideoBufferPoolClass
{
GstBufferPoolClass parent_class;
};
GType gst_vdp_video_buffer_pool_get_type (void);
GstBufferPool *gst_vdp_video_buffer_pool_new (GstVdpDevice *device);
GstCaps *gst_vdp_video_buffer_get_caps (gboolean filter, VdpChromaType chroma_type);
#if 0
GstCaps *gst_vdp_video_buffer_get_allowed_caps (GstVdpDevice * device);
gboolean gst_vdp_video_buffer_calculate_size (guint32 fourcc, gint width, gint height, guint *size);
/* FIXME : Replace with map/unmap */
gboolean gst_vdp_video_buffer_download (GstVdpVideoBuffer *inbuf, GstBuffer *outbuf, guint32 fourcc, gint width, gint height);
gboolean gst_vdp_video_buffer_upload (GstVdpVideoBuffer *video_buf, GstBuffer *src_buf, guint fourcc, gint width, gint height);
#endif
G_END_DECLS
#endif /* _GST_VDP_VIDEO_BUFFER_POOL_H_ */