gstreamer/sys/vdpau/gstvdpvideomemory.h
Edward Hervey e3c71c65fe vdpau: Port to 1.0
New base class for vdpau decoders
* mpeg2 ported and activated
* h264 ported but deactivated
* Uses GstMpegVideo meta
2013-03-31 19:05:31 +02:00

101 lines
3.3 KiB
C

/*
* GStreamer
* Copyright (C) 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_MEMORY_H_
#define _GST_VDP_VIDEO_MEMORY_H_
#include <gst/gst.h>
#include <gst/gstmemory.h>
#include <gst/gstallocator.h>
#include <gst/video/video-info.h>
#include <gst/video/gstvideometa.h>
#include "gstvdpdevice.h"
G_BEGIN_DECLS
#define GST_TYPE_VDP_VIDEO_ALLOCATOR (gst_vdp_video_allocator_get_type())
GType gst_vdp_video_allocator_get_type(void);
#define GST_IS_VDP_VIDEO_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VDP_VIDEO_ALLOCATOR))
#define GST_IS_VDP_VIDEO_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VDP_VIDEO_ALLOCATOR))
#define GST_VDP_VIDEO_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VDP_VIDEO_ALLOCATOR, GstVdpVideoAllocatorClass))
#define GST_VDP_VIDEO_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VDP_VIDEO_ALLOCATOR, GstVdpVideoAllocator))
#define GST_VDP_VIDEO_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VDP_VIDEO_ALLOCATOR, GstVdpVideoAllocatorClass))
#define GST_VDP_VIDEO_ALLOCATOR_CAST(obj) ((GstVdpVideoAllocator *)(obj))
typedef struct _GstVdpVideoMemory GstVdpVideoMemory;
typedef struct _GstVdpVideoAllocator GstVdpVideoAllocator;
typedef struct _GstVdpVideoAllocatorClass GstVdpVideoAllocatorClass;
/**
* GstVdpVideoMemory:
* @mem: the parent object
* @device: the #GstVdpDevice to use
* @surface: the #VdpVideoSurface
*
* Represents information about a #VdpVideoSurface
*/
struct _GstVdpVideoMemory
{
GstMemory mem;
GstVdpDevice *device;
VdpVideoSurface surface;
GstVideoInfo *info;
VdpChromaType chroma_type;
VdpYCbCrFormat ycbcr_format;
/* Cached data for mapping */
volatile gint refcount;
GstMapFlags map_flags;
guint n_planes;
guint8 *cache;
void * cached_data[4];
uint32_t destination_pitches[4];
};
#define GST_VDP_VIDEO_MEMORY_ALLOCATOR "VdpVideoMemory"
void gst_vdp_video_memory_init (void);
GstMemory *
gst_vdp_video_memory_alloc (GstVdpDevice * device, GstVideoInfo *info);
gboolean gst_vdp_video_memory_map(GstVideoMeta * meta, guint plane,
GstMapInfo * info, gpointer * data,
gint * stride, GstMapFlags flags);
gboolean gst_vdp_video_memory_unmap(GstVideoMeta * meta, guint plane,
GstMapInfo * info);
struct _GstVdpVideoAllocator
{
GstAllocator parent;
};
struct _GstVdpVideoAllocatorClass
{
GstAllocatorClass parent_class;
};
G_END_DECLS
#endif /* _GST_VDP_VIDEO_MEMORY_H_ */