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/*
* gstvaapivideomemory.h - Gstreamer/VA video memory
*
* Copyright (C) 2013 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* 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; either version 2.1
* 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
* 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 GST_VAAPI_VIDEO_MEMORY_H
#define GST_VAAPI_VIDEO_MEMORY_H
#include <gst/gstallocator.h>
#include <gst/video/video-info.h>
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapivideopool.h>
#include "gstvaapivideometa.h"
#include <gst/allocators/allocators.h>
G_BEGIN_DECLS
typedef struct _GstVaapiVideoMemory GstVaapiVideoMemory;
typedef struct _GstVaapiVideoAllocator GstVaapiVideoAllocator;
typedef struct _GstVaapiVideoAllocatorClass GstVaapiVideoAllocatorClass;
/* ------------------------------------------------------------------------ */
/* --- GstVaapiVideoMemory --- */
/* ------------------------------------------------------------------------ */
#define GST_VAAPI_VIDEO_MEMORY_CAST(mem) \
((GstVaapiVideoMemory *) (mem))
#define GST_VAAPI_IS_VIDEO_MEMORY(mem) \
((mem) && (mem)->allocator && GST_VAAPI_IS_VIDEO_ALLOCATOR((mem)->allocator))
#define GST_VAAPI_VIDEO_MEMORY_NAME "GstVaapiVideoMemory"
#define GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE "memory:VASurface"
#define GST_VAAPI_VIDEO_MEMORY_FLAG_IS_SET(mem, flag) \
GST_MEMORY_FLAG_IS_SET (mem, flag)
#define GST_VAAPI_VIDEO_MEMORY_FLAG_SET(mem, flag) \
GST_MINI_OBJECT_FLAG_SET (mem, flag)
#define GST_VAAPI_VIDEO_MEMORY_FLAG_UNSET(mem, flag) \
GST_MEMORY_FLAG_UNSET (mem, flag)
/**
* GstVaapiVideoMemoryMapType:
* @GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_SURFACE: map with gst_buffer_map()
* and flags = 0x00 to return a #GstVaapiSurfaceProxy
* @GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_PLANAR: map individual plane with
* gst_video_frame_map()
* @GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_LINEAR: map with gst_buffer_map()
* and flags = GST_MAP_READ to return the raw pixels of the whole image
*
* The set of all #GstVaapiVideoMemory map types.
*/
typedef enum
{
GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_SURFACE = 1,
GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_PLANAR,
GST_VAAPI_VIDEO_MEMORY_MAP_TYPE_LINEAR
} GstVaapiVideoMemoryMapType;
/**
* GstVaapiVideoMemoryFlags:
* @GST_VAAPI_VIDEO_MEMORY_FLAG_SURFACE_IS_CURRENT: The embedded
* #GstVaapiSurface has the up-to-date video frame contents.
* @GST_VAAPI_VIDEO_MEMORY_FLAG_IMAGE_IS_CURRENT: The embedded
* #GstVaapiImage has the up-to-date video frame contents.
*
* The set of extended #GstMemory flags.
*/
typedef enum
{
GST_VAAPI_VIDEO_MEMORY_FLAG_SURFACE_IS_CURRENT = GST_MEMORY_FLAG_LAST << 0,
GST_VAAPI_VIDEO_MEMORY_FLAG_IMAGE_IS_CURRENT = GST_MEMORY_FLAG_LAST << 1,
} GstVaapiVideoMemoryFlags;
/**
* GstVaapiVideoMemory:
*
* A VA video memory object holder, including VA surfaces, images and
* proxies.
*/
struct _GstVaapiVideoMemory
{
GstMemory parent_instance;
/*< private >*/
GstVaapiSurfaceProxy *proxy;
const GstVideoInfo *surface_info;
GstVaapiSurface *surface;
const GstVideoInfo *image_info;
GstVaapiImage *image;
GstVaapiVideoMeta *meta;
guint map_type;
gint map_count;
gboolean use_direct_rendering;
};
G_GNUC_INTERNAL
GstMemory *
gst_vaapi_video_memory_new (GstAllocator * allocator, GstVaapiVideoMeta * meta);
G_GNUC_INTERNAL
gboolean
gst_video_meta_map_vaapi_memory (GstVideoMeta * meta, guint plane,
GstMapInfo * info, gpointer * data, gint * stride, GstMapFlags flags);
G_GNUC_INTERNAL
gboolean
gst_video_meta_unmap_vaapi_memory (GstVideoMeta * meta, guint plane,
GstMapInfo * info);
G_GNUC_INTERNAL
void
gst_vaapi_video_memory_reset_surface (GstVaapiVideoMemory * mem);
G_GNUC_INTERNAL
gboolean
gst_vaapi_video_memory_sync (GstVaapiVideoMemory * mem);
/* ------------------------------------------------------------------------ */
/* --- GstVaapiVideoAllocator --- */
/* ------------------------------------------------------------------------ */
#define GST_VAAPI_VIDEO_ALLOCATOR_CAST(allocator) \
((GstVaapiVideoAllocator *) (allocator))
#define GST_VAAPI_TYPE_VIDEO_ALLOCATOR \
(gst_vaapi_video_allocator_get_type ())
#define GST_VAAPI_VIDEO_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_VAAPI_TYPE_VIDEO_ALLOCATOR, \
GstVaapiVideoAllocator))
#define GST_VAAPI_IS_VIDEO_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_VAAPI_TYPE_VIDEO_ALLOCATOR))
#define GST_VAAPI_VIDEO_ALLOCATOR_NAME "GstVaapiVideoAllocator"
/**
* GstVaapiVideoAllocator:
*
* A VA video memory allocator object.
*/
struct _GstVaapiVideoAllocator
{
GstAllocator parent_instance;
/*< private >*/
GstVideoInfo video_info;
GstVideoInfo surface_info;
GstVaapiVideoPool *surface_pool;
GstVideoInfo image_info;
GstVaapiVideoPool *image_pool;
gboolean has_direct_rendering;
};
/**
* GstVaapiVideoAllocatorClass:
*
* A VA video memory allocator class.
*/
struct _GstVaapiVideoAllocatorClass
{
GstAllocatorClass parent_class;
};
G_GNUC_INTERNAL
GType
gst_vaapi_video_allocator_get_type (void) G_GNUC_CONST;
G_GNUC_INTERNAL
GstAllocator *
gst_vaapi_video_allocator_new (GstVaapiDisplay * display,
const GstVideoInfo * vip, guint flags);
/* ------------------------------------------------------------------------ */
/* --- GstVaapiDmaBufMemory --- */
/* ------------------------------------------------------------------------ */
G_GNUC_INTERNAL
GstMemory *
gst_vaapi_dmabuf_memory_new (GstAllocator * allocator,
GstVaapiVideoMeta * meta);
/* ------------------------------------------------------------------------ */
/* --- GstVaapiDmaBufAllocator --- */
/* ------------------------------------------------------------------------ */
G_GNUC_INTERNAL
GstAllocator *
gst_vaapi_dmabuf_allocator_new (GstVaapiDisplay * display,
const GstVideoInfo * vip, guint flags);
const GstVideoInfo *
gst_allocator_get_vaapi_video_info (GstAllocator * allocator,
guint * out_flags_ptr);
gboolean
gst_allocator_set_vaapi_video_info (GstAllocator * allocator,
const GstVideoInfo * vip, guint flags);
G_END_DECLS
#endif /* GST_VAAPI_VIDEO_MEMORY_H */
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