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289 lines
10 KiB
C
289 lines
10 KiB
C
/*
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* gstvaapisurface.h - VA surface abstraction
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2014 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_SURFACE_H
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#define GST_VAAPI_SURFACE_H
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#include <gst/vaapi/gstvaapidisplay.h>
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#include <gst/vaapi/gstvaapiimage.h>
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#include <gst/vaapi/gstvaapisubpicture.h>
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#include <gst/vaapi/gstvaapibufferproxy.h>
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#include <gst/video/video.h>
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#include <gst/video/video-overlay-composition.h>
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G_BEGIN_DECLS
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/**
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* GST_VAAPI_SURFACE_CAPS_NAME:
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*
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* Generic caps type for VA surfaces.
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*/
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#define GST_VAAPI_SURFACE_CAPS_NAME "video/x-surface"
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/**
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* GST_VAAPI_SURFACE_CAPS:
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*
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* Generic caps for VA surfaces.
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*/
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#define GST_VAAPI_SURFACE_CAPS \
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GST_VAAPI_SURFACE_CAPS_NAME ", " \
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"type = vaapi, " \
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"opengl = (boolean) { true, false }, " \
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"width = (int) [ 1, MAX ], " \
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"height = (int) [ 1, MAX ], " \
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"framerate = (fraction) [ 0, MAX ]"
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/**
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* GstVaapiChromaType:
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* @GST_VAAPI_CHROMA_TYPE_YUV420: YUV 4:2:0 chroma format
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* @GST_VAAPI_CHROMA_TYPE_YUV422: YUV 4:2:2 chroma format
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* @GST_VAAPI_CHROMA_TYPE_YUV444: YUV 4:4:4 chroma format
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* @GST_VAAPI_CHROMA_TYPE_YUV411: YUV 4:1:1 chroma format
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* @GST_VAAPI_CHROMA_TYPE_YUV400: YUV 4:0:0 chroma format (grayscale)
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* @GST_VAAPI_CHROMA_TYPE_YUV420_10BPP: YUV 4:2:0 chroma format, 10 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_YUV422_10BPP: YUV 4:2:2 chroma format, 10 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_YUV444_10BPP: YUV 4:4:4 chroma format, 10 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_YUV420_12BPP: YUV 4:2:0 chroma format, 12 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_YUV422_12BPP: YUV 4:2:2 chroma format, 12 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_YUV444_12BPP: YUV 4:4:4 chroma format, 12 bits per channel
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* @GST_VAAPI_CHROMA_TYPE_RGB16: 16-bit RGB chroma format
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* @GST_VAAPI_CHROMA_TYPE_RGB32: 32-bit RGB chroma format
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* @GST_VAAPI_CHROMA_TYPE_RGBP: Planar RGB, 8 bits per colour sample.
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* @GST_VAAPI_CHROMA_TYPE_RGB32_10BPP: 32-bit RGB chroma format, 10 bits per colour sample
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*
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* The set of all chroma types for #GstVaapiSurface.
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*/
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typedef enum
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{
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GST_VAAPI_CHROMA_TYPE_YUV420 = 1,
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GST_VAAPI_CHROMA_TYPE_YUV422,
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GST_VAAPI_CHROMA_TYPE_YUV444,
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GST_VAAPI_CHROMA_TYPE_YUV411,
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GST_VAAPI_CHROMA_TYPE_YUV400,
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GST_VAAPI_CHROMA_TYPE_YUV420_10BPP,
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GST_VAAPI_CHROMA_TYPE_YUV422_10BPP,
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GST_VAAPI_CHROMA_TYPE_YUV444_10BPP,
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GST_VAAPI_CHROMA_TYPE_YUV420_12BPP,
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GST_VAAPI_CHROMA_TYPE_YUV422_12BPP,
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GST_VAAPI_CHROMA_TYPE_YUV444_12BPP,
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GST_VAAPI_CHROMA_TYPE_RGB16,
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GST_VAAPI_CHROMA_TYPE_RGB32,
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GST_VAAPI_CHROMA_TYPE_RGBP,
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GST_VAAPI_CHROMA_TYPE_RGB32_10BPP,
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} GstVaapiChromaType;
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/**
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* GstVaapiSurfaceStatus:
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* @GST_VAAPI_SURFACE_STATUS_IDLE:
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* the surface is not being rendered or displayed
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* @GST_VAAPI_SURFACE_STATUS_RENDERING:
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* the surface is used for rendering (decoding to the surface in progress)
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* @GST_VAAPI_SURFACE_STATUS_DISPLAYING:
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* the surface is being displayed to screen
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* @GST_VAAPI_SURFACE_STATUS_SKIPPED:
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* indicates a skipped frame during encode
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*
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* The set of all surface status for #GstVaapiSurface.
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*/
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typedef enum
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{
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GST_VAAPI_SURFACE_STATUS_IDLE = 1 << 0,
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GST_VAAPI_SURFACE_STATUS_RENDERING = 1 << 1,
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GST_VAAPI_SURFACE_STATUS_DISPLAYING = 1 << 2,
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GST_VAAPI_SURFACE_STATUS_SKIPPED = 1 << 3
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} GstVaapiSurfaceStatus;
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/**
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* GstVaapiSurfaceRenderFlags:
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* @GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD:
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* selects the top field of the surface
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* @GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD:
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* selects the bottom field of the surface
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* @GST_VAAPI_PICTURE_STRUCTURE_FRAME:
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* selects the entire surface
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* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_601:
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* uses ITU-R BT.601 standard for color space conversion
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* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_709:
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* uses ITU-R BT.709 standard for color space conversion
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* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_470M:
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* uses ITU-R BT.470-2 System M standard for color space conversion
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* @GST_VAAPI_COLOR_STANDARD_ITUR_BT_470BG:
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* uses ITU-R BT.470-2 System B, G standard for color space conversion
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* @GST_VAAPI_COLOR_STANDARD_SMPTE_170M:
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* uses SMPTE-170M standard for color space conversion
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* @GST_VAAPI_COLOR_STANDARD_SMPTE_240M:
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* uses SMPTE-240M standard for color space conversion
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*
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* The set of all render flags for gst_vaapi_window_put_surface().
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*/
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typedef enum
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{
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/* Picture structure */
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GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD = 0x01 << 0,
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GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD = 0x02 << 0,
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GST_VAAPI_PICTURE_STRUCTURE_FRAME = 0x03 << 0,
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GST_VAAPI_PICTURE_STRUCTURE_MASK = 0x00000003, /* 2 bits */
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/* Color standard */
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GST_VAAPI_COLOR_STANDARD_ITUR_BT_601 = 0x01 << 2,
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GST_VAAPI_COLOR_STANDARD_ITUR_BT_709 = 0x02 << 2,
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GST_VAAPI_COLOR_STANDARD_ITUR_BT_470M = 0x03 << 2,
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GST_VAAPI_COLOR_STANDARD_ITUR_BT_470BG = 0x04 << 2,
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GST_VAAPI_COLOR_STANDARD_SMPTE_170M = 0x05 << 2,
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GST_VAAPI_COLOR_STANDARD_SMPTE_240M = 0x06 << 2,
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GST_VAAPI_COLOR_STANDARD_MASK = 0x0000003c, /* 4 bits */
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} GstVaapiSurfaceRenderFlags;
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/**
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* GstVaapiSurfaceAllocFlags:
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* @GST_VAAPI_SURFACE_ALLOC_FLAG_LINEAR_STORAGE: forces allocation
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* with linear storage. Default behaviour matches native
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* requirements, and thus could be tiled.
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* @GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_STRIDES: force allocation with
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* the supplied strides information from #GstVideoInfo
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* @GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_OFFSETS: force allocation with
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* the supplied offsets information from #GstVideoInfo
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* @GST_VAAPI_SURFACE_ALLOC_FLAG_HINT_DECODER: Surface used by video
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* decoder
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* @GST_VAAPI_SURFACE_ALLOC_FLAG_HINT_ENCODER: Surface used by encoder
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*
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* The set of optional allocation flags for gst_vaapi_surface_new_full().
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*/
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typedef enum
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{
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GST_VAAPI_SURFACE_ALLOC_FLAG_LINEAR_STORAGE = 1 << 0,
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GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_STRIDES = 1 << 1,
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GST_VAAPI_SURFACE_ALLOC_FLAG_FIXED_OFFSETS = 1 << 2,
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GST_VAAPI_SURFACE_ALLOC_FLAG_HINT_DECODER = 1 << 3,
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GST_VAAPI_SURFACE_ALLOC_FLAG_HINT_ENCODER = 1 << 4,
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} GstVaapiSurfaceAllocFlags;
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#define GST_VAAPI_SURFACE(obj) \
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((GstVaapiSurface *)(obj))
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#define GST_TYPE_VAAPI_SURFACE (gst_vaapi_surface_get_type ())
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#define GST_VAAPI_SURFACE_ID(surface) (gst_vaapi_surface_get_id (surface))
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#define GST_VAAPI_SURFACE_DISPLAY(surface) (gst_vaapi_surface_get_display (surface))
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typedef struct _GstVaapiSurface GstVaapiSurface;
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typedef struct _GstVaapiSurfaceProxy GstVaapiSurfaceProxy;
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GType
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gst_vaapi_surface_get_type (void) G_GNUC_CONST;
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/**
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* gst_vaapi_surface_unref: (skip)
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* @surface: (transfer full): a #GstVaapiSurface.
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*
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* Decreases the refcount of the surface. If the refcount reaches 0, the
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* surface will be freed.
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*/
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static inline void
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gst_vaapi_surface_unref (GstVaapiSurface * surface)
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{
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gst_mini_object_unref (GST_MINI_OBJECT_CAST (surface));
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}
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GstVaapiDisplay *
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gst_vaapi_surface_get_display (GstVaapiSurface * surface);
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GstVaapiSurface *
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gst_vaapi_surface_new (GstVaapiDisplay * display,
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GstVaapiChromaType chroma_type, guint width, guint height);
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GstVaapiSurface *
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gst_vaapi_surface_new_full (GstVaapiDisplay * display,
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const GstVideoInfo * vip, guint surface_allocation_flags);
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GstVaapiSurface *
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gst_vaapi_surface_new_with_format (GstVaapiDisplay * display,
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GstVideoFormat format, guint width, guint height,
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guint surface_allocation_flags);
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GstVaapiSurface *
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gst_vaapi_surface_new_from_buffer_proxy (GstVaapiDisplay * display,
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GstVaapiBufferProxy * proxy, const GstVideoInfo * vip);
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GstVaapiID
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gst_vaapi_surface_get_id (GstVaapiSurface * surface);
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GstVaapiChromaType
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gst_vaapi_surface_get_chroma_type (GstVaapiSurface * surface);
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GstVideoFormat
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gst_vaapi_surface_get_format (GstVaapiSurface * surface);
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guint
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gst_vaapi_surface_get_width (GstVaapiSurface * surface);
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guint
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gst_vaapi_surface_get_height (GstVaapiSurface * surface);
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void
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gst_vaapi_surface_get_size (GstVaapiSurface * surface, guint * width_ptr,
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guint * height_ptr);
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GstVaapiImage *
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gst_vaapi_surface_derive_image (GstVaapiSurface * surface);
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gboolean
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gst_vaapi_surface_get_image (GstVaapiSurface * surface, GstVaapiImage * image);
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gboolean
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gst_vaapi_surface_put_image (GstVaapiSurface * surface, GstVaapiImage * image);
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gboolean
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gst_vaapi_surface_associate_subpicture (GstVaapiSurface * surface,
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GstVaapiSubpicture * subpicture, const GstVaapiRectangle * src_rect,
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const GstVaapiRectangle * dst_rect);
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gboolean
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gst_vaapi_surface_deassociate_subpicture (GstVaapiSurface * surface,
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GstVaapiSubpicture * subpicture);
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gboolean
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gst_vaapi_surface_sync (GstVaapiSurface * surface);
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gboolean
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gst_vaapi_surface_query_status (GstVaapiSurface * surface,
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GstVaapiSurfaceStatus * pstatus);
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gboolean
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gst_vaapi_surface_set_subpictures_from_composition (GstVaapiSurface * surface,
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GstVideoOverlayComposition * composition);
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void
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gst_vaapi_surface_set_buffer_proxy (GstVaapiSurface * surface,
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GstVaapiBufferProxy * proxy);
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GstVaapiBufferProxy *
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gst_vaapi_surface_peek_buffer_proxy (GstVaapiSurface * surface);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVaapiSurface, gst_vaapi_surface_unref)
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G_END_DECLS
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#endif /* GST_VAAPI_SURFACE_H */
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