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/*
* gstvaapisurface.h - VA surface abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2014 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_SURFACE_H
#define GST_VAAPI_SURFACE_H
#include <gst/vaapi/gstvaapiobject.h>
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapiimage.h>
#include <gst/vaapi/gstvaapisubpicture.h>
#include <gst/vaapi/gstvaapibufferproxy.h>
#include <gst/video/video.h>
#include <gst/video/video-overlay-composition.h>
G_BEGIN_DECLS
/**
* GST_VAAPI_SURFACE_CAPS_NAME:
*
* Generic caps type for VA surfaces.
*/
#define GST_VAAPI_SURFACE_CAPS_NAME "video/x-surface"
/**
* GST_VAAPI_SURFACE_CAPS:
*
* Generic caps for VA surfaces.
*/
#define GST_VAAPI_SURFACE_CAPS \
GST_VAAPI_SURFACE_CAPS_NAME ", " \
"type = vaapi, " \
"opengl = (boolean) { true, false }, " \
"width = (int) [ 1, MAX ], " \
"height = (int) [ 1, MAX ], " \
"framerate = (fraction) [ 0, MAX ]"
/**
* GstVaapiChromaType:
* @GST_VAAPI_CHROMA_TYPE_YUV420: YUV 4:2:0 chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV422: YUV 4:2:2 chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV444: YUV 4:4:4 chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV411: YUV 4:1:1 chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV410: YUV 4:1:0 chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV400: YUV 4:0:0 chroma format (grayscale)
* @GST_VAAPI_CHROMA_TYPE_RGB32: 32-bit RGB chroma format
* @GST_VAAPI_CHROMA_TYPE_RGB16: 16-bit RGB chroma format
* @GST_VAAPI_CHROMA_TYPE_YUV420_10BPP: YUV 4:2:0 chroma format, more than 8 bits per channel
*
* The set of all chroma types for #GstVaapiSurface.
*/
typedef enum
{
GST_VAAPI_CHROMA_TYPE_YUV420 = 1,
GST_VAAPI_CHROMA_TYPE_YUV422,
GST_VAAPI_CHROMA_TYPE_YUV444,
GST_VAAPI_CHROMA_TYPE_YUV411,
GST_VAAPI_CHROMA_TYPE_YUV410,
GST_VAAPI_CHROMA_TYPE_YUV400,
GST_VAAPI_CHROMA_TYPE_RGB32,
GST_VAAPI_CHROMA_TYPE_RGB16,
GST_VAAPI_CHROMA_TYPE_YUV420_10BPP
} GstVaapiChromaType;
/**
* GstVaapiSurfaceStatus:
* @GST_VAAPI_SURFACE_STATUS_IDLE:
* the surface is not being rendered or displayed
* @GST_VAAPI_SURFACE_STATUS_RENDERING:
* the surface is used for rendering (decoding to the surface in progress)
* @GST_VAAPI_SURFACE_STATUS_DISPLAYING:
* the surface is being displayed to screen
* @GST_VAAPI_SURFACE_STATUS_SKIPPED:
* indicates a skipped frame during encode
*
* The set of all surface status for #GstVaapiSurface.
*/
typedef enum
{
GST_VAAPI_SURFACE_STATUS_IDLE = 1 << 0,
GST_VAAPI_SURFACE_STATUS_RENDERING = 1 << 1,
GST_VAAPI_SURFACE_STATUS_DISPLAYING = 1 << 2,
GST_VAAPI_SURFACE_STATUS_SKIPPED = 1 << 3
} GstVaapiSurfaceStatus;
/**
* GstVaapiSurfaceRenderFlags
* @GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD:
* selects the top field of the surface
* @GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD:
* selects the bottom field of the surface
* @GST_VAAPI_PICTURE_STRUCTURE_FRAME:
* selects the entire surface
* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_601:
* uses ITU-R BT.601 standard for color space conversion
* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_709:
* uses ITU-R BT.709 standard for color space conversion
* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_470M:
* uses ITU-R BT.470-2 System M standard for color space conversion
* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_470BG:
* uses ITU-R BT.470-2 System B, G standard for color space conversion
* @GST_VAAPI_COLOR_STANDARD_SMPTE_170M:
* uses SMPTE-170M standard for color space conversion
* @GST_VAAPI_COLOR_STANDARD_SMPTE_240M:
* uses SMPTE-240M standard for color space conversion
*
* The set of all render flags for gst_vaapi_window_put_surface().
*/
typedef enum
{
/* Picture structure */
GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD = 0x01 << 0,
GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD = 0x02 << 0,
GST_VAAPI_PICTURE_STRUCTURE_FRAME = 0x03 << 0,
GST_VAAPI_PICTURE_STRUCTURE_MASK = 0x00000003, /* 2 bits */
/* Color standard */
GST_VAAPI_COLOR_STANDARD_ITUR_BT_601 = 0x01 << 2,
GST_VAAPI_COLOR_STANDARD_ITUR_BT_709 = 0x02 << 2,
GST_VAAPI_COLOR_STANDARD_ITUR_BT_470M = 0x03 << 2,
GST_VAAPI_COLOR_STANDARD_ITUR_BT_470BG = 0x04 << 2,
GST_VAAPI_COLOR_STANDARD_SMPTE_170M = 0x05 << 2,
GST_VAAPI_COLOR_STANDARD_SMPTE_240M = 0x06 << 2,
GST_VAAPI_COLOR_STANDARD_MASK = 0x0000003c, /* 4 bits */
} GstVaapiSurfaceRenderFlags;
/**
* GstVaapiSurfaceAllocFlags:
* @GST_VAAPI_SURFACE_ALLOC_FLAG_LINEAR_STORAGE: forces allocation
* with linear storage. Default behaviour matches native
* requirements, and thus could be tiled.
* @GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_STRIDES: force allocation with
* the supplied strides information from #GstVideoInfo
* @GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_OFFSETS: force allocation with
* the supplied offsets information from #GstVideoInfo
*
* The set of optional allocation flags for gst_vaapi_surface_new_full().
*/
typedef enum
{
GST_VAAPI_SURFACE_ALLOC_FLAG_LINEAR_STORAGE = 1 << 0,
GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_STRIDES = 1 << 1,
GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_OFFSETS = 1 << 2,
} GstVaapiSurfaceAllocFlags;
#define GST_VAAPI_SURFACE(obj) \
((GstVaapiSurface *)(obj))
typedef struct _GstVaapiSurface GstVaapiSurface;
typedef struct _GstVaapiSurfaceProxy GstVaapiSurfaceProxy;
GstVaapiSurface *
gst_vaapi_surface_new (GstVaapiDisplay * display,
GstVaapiChromaType chroma_type, guint width, guint height);
GstVaapiSurface *
gst_vaapi_surface_new_full (GstVaapiDisplay * display,
const GstVideoInfo * vip, guint flags);
GstVaapiSurface *
gst_vaapi_surface_new_with_format (GstVaapiDisplay * display,
GstVideoFormat format, guint width, guint height);
GstVaapiSurface *
gst_vaapi_surface_new_from_buffer_proxy (GstVaapiDisplay * display,
GstVaapiBufferProxy * proxy, const GstVideoInfo * vip);
GstVaapiID
gst_vaapi_surface_get_id (GstVaapiSurface * surface);
GstVaapiChromaType
gst_vaapi_surface_get_chroma_type (GstVaapiSurface * surface);
GstVideoFormat
gst_vaapi_surface_get_format (GstVaapiSurface * surface);
guint
gst_vaapi_surface_get_width (GstVaapiSurface * surface);
guint
gst_vaapi_surface_get_height (GstVaapiSurface * surface);
void
gst_vaapi_surface_get_size (GstVaapiSurface * surface, guint * width_ptr,
guint * height_ptr);
GstVaapiImage *
gst_vaapi_surface_derive_image (GstVaapiSurface * surface);
gboolean
gst_vaapi_surface_get_image (GstVaapiSurface * surface, GstVaapiImage * image);
gboolean
gst_vaapi_surface_put_image (GstVaapiSurface * surface, GstVaapiImage * image);
gboolean
gst_vaapi_surface_associate_subpicture (GstVaapiSurface * surface,
GstVaapiSubpicture * subpicture, const GstVaapiRectangle * src_rect,
const GstVaapiRectangle * dst_rect);
gboolean
gst_vaapi_surface_deassociate_subpicture (GstVaapiSurface * surface,
GstVaapiSubpicture * subpicture);
gboolean
gst_vaapi_surface_sync (GstVaapiSurface * surface);
gboolean
gst_vaapi_surface_query_status (GstVaapiSurface * surface,
GstVaapiSurfaceStatus * pstatus);
gboolean
gst_vaapi_surface_set_subpictures_from_composition (GstVaapiSurface * surface,
GstVideoOverlayComposition * composition, gboolean propagate_context);
void
gst_vaapi_surface_set_buffer_proxy (GstVaapiSurface * surface,
GstVaapiBufferProxy * proxy);
GstVaapiBufferProxy *
gst_vaapi_surface_peek_buffer_proxy (GstVaapiSurface * surface);
G_END_DECLS
#endif /* GST_VAAPI_SURFACE_H */
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