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147 changed files with 41128 additions and 10 deletions
733
lib/libva/va/va_backend.h
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733
lib/libva/va/va_backend.h
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/*
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* Copyright (c) 2007 Intel Corporation. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Video Decode Acceleration -Backend API
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*/
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#ifndef _VA_BACKEND_H_
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#define _VA_BACKEND_H_
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#include <va/va.h>
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typedef struct VADriverContext *VADriverContextP;
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typedef struct VADisplayContext *VADisplayContextP;
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/** \brief VA display types. */
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enum {
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/** \brief Mask to major identifier for VA display type. */
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VA_DISPLAY_MAJOR_MASK = 0xf0,
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/** \brief VA/X11 API is used, through vaGetDisplay() entry-point. */
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VA_DISPLAY_X11 = 0x10,
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/** \brief VA/GLX API is used, through vaGetDisplayGLX() entry-point. */
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VA_DISPLAY_GLX = (VA_DISPLAY_X11 | (1 << 0)),
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/** \brief VA/Android API is used, through vaGetDisplay() entry-point. */
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VA_DISPLAY_ANDROID = 0x20,
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/** \brief VA/DRM API is used, through vaGetDisplayDRM() entry-point. */
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VA_DISPLAY_DRM = 0x30,
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/** \brief VA/DRM API is used, with a render-node device path */
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VA_DISPLAY_DRM_RENDERNODES = (VA_DISPLAY_DRM | (1 << 0)),
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/** \brief VA/Wayland API is used, through vaGetDisplayWl() entry-point. */
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VA_DISPLAY_WAYLAND = 0x40,
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/** \brief VA/Win32 API is used, through vaGetDisplayWin32() entry-point. */
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VA_DISPLAY_WIN32 = 0x80,
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};
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struct VADriverVTable {
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VAStatus(*vaTerminate)(VADriverContextP ctx);
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VAStatus(*vaQueryConfigProfiles)(
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VADriverContextP ctx,
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VAProfile *profile_list, /* out */
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int *num_profiles /* out */
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);
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VAStatus(*vaQueryConfigEntrypoints)(
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VADriverContextP ctx,
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VAProfile profile,
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VAEntrypoint *entrypoint_list, /* out */
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int *num_entrypoints /* out */
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);
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VAStatus(*vaGetConfigAttributes)(
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VADriverContextP ctx,
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VAProfile profile,
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VAEntrypoint entrypoint,
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VAConfigAttrib *attrib_list, /* in/out */
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int num_attribs
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);
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VAStatus(*vaCreateConfig)(
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VADriverContextP ctx,
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VAProfile profile,
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VAEntrypoint entrypoint,
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VAConfigAttrib *attrib_list,
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int num_attribs,
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VAConfigID *config_id /* out */
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);
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VAStatus(*vaDestroyConfig)(
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VADriverContextP ctx,
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VAConfigID config_id
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);
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VAStatus(*vaQueryConfigAttributes)(
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VADriverContextP ctx,
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VAConfigID config_id,
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VAProfile *profile, /* out */
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VAEntrypoint *entrypoint, /* out */
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VAConfigAttrib *attrib_list, /* out */
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int *num_attribs /* out */
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);
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VAStatus(*vaCreateSurfaces)(
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VADriverContextP ctx,
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int width,
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int height,
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int format,
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int num_surfaces,
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VASurfaceID *surfaces /* out */
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);
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VAStatus(*vaDestroySurfaces)(
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VADriverContextP ctx,
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VASurfaceID *surface_list,
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int num_surfaces
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);
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VAStatus(*vaCreateContext)(
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VADriverContextP ctx,
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VAConfigID config_id,
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int picture_width,
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int picture_height,
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int flag,
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VASurfaceID *render_targets,
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int num_render_targets,
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VAContextID *context /* out */
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);
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VAStatus(*vaDestroyContext)(
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VADriverContextP ctx,
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VAContextID context
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);
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VAStatus(*vaCreateBuffer)(
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VADriverContextP ctx,
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VAContextID context, /* in */
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VABufferType type, /* in */
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unsigned int size, /* in */
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unsigned int num_elements, /* in */
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void *data, /* in */
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VABufferID *buf_id
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);
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VAStatus(*vaBufferSetNumElements)(
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VADriverContextP ctx,
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VABufferID buf_id, /* in */
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unsigned int num_elements /* in */
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);
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VAStatus(*vaMapBuffer)(
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VADriverContextP ctx,
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VABufferID buf_id, /* in */
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void **pbuf /* out */
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);
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VAStatus(*vaUnmapBuffer)(
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VADriverContextP ctx,
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VABufferID buf_id /* in */
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);
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VAStatus(*vaDestroyBuffer)(
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VADriverContextP ctx,
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VABufferID buffer_id
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);
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VAStatus(*vaBeginPicture)(
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VADriverContextP ctx,
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VAContextID context,
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VASurfaceID render_target
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);
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VAStatus(*vaRenderPicture)(
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VADriverContextP ctx,
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VAContextID context,
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VABufferID *buffers,
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int num_buffers
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);
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VAStatus(*vaEndPicture)(
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VADriverContextP ctx,
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VAContextID context
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);
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VAStatus(*vaSyncSurface)(
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VADriverContextP ctx,
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VASurfaceID render_target
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);
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VAStatus(*vaQuerySurfaceStatus)(
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VADriverContextP ctx,
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VASurfaceID render_target,
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VASurfaceStatus *status /* out */
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);
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VAStatus(*vaQuerySurfaceError)(
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VADriverContextP ctx,
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VASurfaceID render_target,
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VAStatus error_status,
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void **error_info /*out*/
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);
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VAStatus(*vaPutSurface)(
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VADriverContextP ctx,
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VASurfaceID surface,
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void* draw, /* Drawable of window system */
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short srcx,
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short srcy,
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unsigned short srcw,
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unsigned short srch,
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short destx,
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short desty,
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unsigned short destw,
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unsigned short desth,
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VARectangle *cliprects, /* client supplied clip list */
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unsigned int number_cliprects, /* number of clip rects in the clip list */
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unsigned int flags /* de-interlacing flags */
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);
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VAStatus(*vaQueryImageFormats)(
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VADriverContextP ctx,
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VAImageFormat *format_list, /* out */
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int *num_formats /* out */
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);
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VAStatus(*vaCreateImage)(
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VADriverContextP ctx,
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VAImageFormat *format,
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int width,
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int height,
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VAImage *image /* out */
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);
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VAStatus(*vaDeriveImage)(
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VADriverContextP ctx,
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VASurfaceID surface,
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VAImage *image /* out */
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);
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VAStatus(*vaDestroyImage)(
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VADriverContextP ctx,
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VAImageID image
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);
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VAStatus(*vaSetImagePalette)(
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VADriverContextP ctx,
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VAImageID image,
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/*
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* pointer to an array holding the palette data. The size of the array is
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* num_palette_entries * entry_bytes in size. The order of the components
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* in the palette is described by the component_order in VAImage struct
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*/
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unsigned char *palette
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);
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VAStatus(*vaGetImage)(
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VADriverContextP ctx,
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VASurfaceID surface,
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int x, /* coordinates of the upper left source pixel */
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int y,
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unsigned int width, /* width and height of the region */
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unsigned int height,
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VAImageID image
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);
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VAStatus(*vaPutImage)(
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VADriverContextP ctx,
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VASurfaceID surface,
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VAImageID image,
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int src_x,
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int src_y,
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unsigned int src_width,
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unsigned int src_height,
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int dest_x,
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int dest_y,
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unsigned int dest_width,
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unsigned int dest_height
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);
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VAStatus(*vaQuerySubpictureFormats)(
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VADriverContextP ctx,
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VAImageFormat *format_list, /* out */
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unsigned int *flags, /* out */
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unsigned int *num_formats /* out */
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);
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VAStatus(*vaCreateSubpicture)(
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VADriverContextP ctx,
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VAImageID image,
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VASubpictureID *subpicture /* out */
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);
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VAStatus(*vaDestroySubpicture)(
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VADriverContextP ctx,
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VASubpictureID subpicture
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);
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VAStatus(*vaSetSubpictureImage)(
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VADriverContextP ctx,
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VASubpictureID subpicture,
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VAImageID image
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);
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VAStatus(*vaSetSubpictureChromakey)(
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VADriverContextP ctx,
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VASubpictureID subpicture,
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unsigned int chromakey_min,
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unsigned int chromakey_max,
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unsigned int chromakey_mask
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);
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VAStatus(*vaSetSubpictureGlobalAlpha)(
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VADriverContextP ctx,
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VASubpictureID subpicture,
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float global_alpha
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);
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VAStatus(*vaAssociateSubpicture)(
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VADriverContextP ctx,
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VASubpictureID subpicture,
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VASurfaceID *target_surfaces,
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int num_surfaces,
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short src_x, /* upper left offset in subpicture */
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short src_y,
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unsigned short src_width,
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unsigned short src_height,
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short dest_x, /* upper left offset in surface */
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short dest_y,
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unsigned short dest_width,
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unsigned short dest_height,
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/*
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* whether to enable chroma-keying or global-alpha
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* see VA_SUBPICTURE_XXX values
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*/
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unsigned int flags
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);
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VAStatus(*vaDeassociateSubpicture)(
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VADriverContextP ctx,
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VASubpictureID subpicture,
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VASurfaceID *target_surfaces,
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int num_surfaces
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);
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VAStatus(*vaQueryDisplayAttributes)(
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VADriverContextP ctx,
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VADisplayAttribute *attr_list, /* out */
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int *num_attributes /* out */
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);
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VAStatus(*vaGetDisplayAttributes)(
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VADriverContextP ctx,
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VADisplayAttribute *attr_list, /* in/out */
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int num_attributes
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);
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VAStatus(*vaSetDisplayAttributes)(
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VADriverContextP ctx,
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VADisplayAttribute *attr_list,
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int num_attributes
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);
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/* used by va trace */
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VAStatus(*vaBufferInfo)(
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VADriverContextP ctx, /* in */
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VABufferID buf_id, /* in */
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VABufferType *type, /* out */
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unsigned int *size, /* out */
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unsigned int *num_elements /* out */
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);
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/* lock/unlock surface for external access */
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VAStatus(*vaLockSurface)(
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VADriverContextP ctx,
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VASurfaceID surface,
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unsigned int *fourcc, /* out for follow argument */
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unsigned int *luma_stride,
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unsigned int *chroma_u_stride,
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unsigned int *chroma_v_stride,
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unsigned int *luma_offset,
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unsigned int *chroma_u_offset,
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unsigned int *chroma_v_offset,
|
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unsigned int *buffer_name, /* if it is not NULL, assign the low lever
|
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* surface buffer name
|
||||
*/
|
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void **buffer /* if it is not NULL, map the surface buffer for
|
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* CPU access
|
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*/
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);
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|
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VAStatus(*vaUnlockSurface)(
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VADriverContextP ctx,
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VASurfaceID surface
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);
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/* DEPRECATED */
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VAStatus
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(*vaGetSurfaceAttributes)(
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VADriverContextP dpy,
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VAConfigID config,
|
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VASurfaceAttrib *attrib_list,
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unsigned int num_attribs
|
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);
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|
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VAStatus
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(*vaCreateSurfaces2)(
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VADriverContextP ctx,
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unsigned int format,
|
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unsigned int width,
|
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unsigned int height,
|
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VASurfaceID *surfaces,
|
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unsigned int num_surfaces,
|
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VASurfaceAttrib *attrib_list,
|
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unsigned int num_attribs
|
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);
|
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|
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VAStatus
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(*vaQuerySurfaceAttributes)(
|
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VADriverContextP dpy,
|
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VAConfigID config,
|
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VASurfaceAttrib *attrib_list,
|
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unsigned int *num_attribs
|
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);
|
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|
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VAStatus
|
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(*vaAcquireBufferHandle)(
|
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VADriverContextP ctx,
|
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VABufferID buf_id, /* in */
|
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VABufferInfo * buf_info /* in/out */
|
||||
);
|
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|
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VAStatus
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(*vaReleaseBufferHandle)(
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VADriverContextP ctx,
|
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VABufferID buf_id /* in */
|
||||
);
|
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|
||||
VAStatus(*vaCreateMFContext)(
|
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VADriverContextP ctx,
|
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VAMFContextID *mfe_context /* out */
|
||||
);
|
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|
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VAStatus(*vaMFAddContext)(
|
||||
VADriverContextP ctx,
|
||||
VAMFContextID mf_context,
|
||||
VAContextID context
|
||||
);
|
||||
|
||||
VAStatus(*vaMFReleaseContext)(
|
||||
VADriverContextP ctx,
|
||||
VAMFContextID mf_context,
|
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VAContextID context
|
||||
);
|
||||
|
||||
VAStatus(*vaMFSubmit)(
|
||||
VADriverContextP ctx,
|
||||
VAMFContextID mf_context,
|
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VAContextID *contexts,
|
||||
int num_contexts
|
||||
);
|
||||
VAStatus(*vaCreateBuffer2)(
|
||||
VADriverContextP ctx,
|
||||
VAContextID context, /* in */
|
||||
VABufferType type, /* in */
|
||||
unsigned int width, /* in */
|
||||
unsigned int height, /* in */
|
||||
unsigned int *unit_size, /* out */
|
||||
unsigned int *pitch, /* out */
|
||||
VABufferID *buf_id /* out */
|
||||
);
|
||||
|
||||
VAStatus(*vaQueryProcessingRate)(
|
||||
VADriverContextP ctx, /* in */
|
||||
VAConfigID config_id, /* in */
|
||||
VAProcessingRateParameter *proc_buf,/* in */
|
||||
unsigned int *processing_rate /* out */
|
||||
);
|
||||
|
||||
VAStatus
|
||||
(*vaExportSurfaceHandle)(
|
||||
VADriverContextP ctx,
|
||||
VASurfaceID surface_id, /* in */
|
||||
uint32_t mem_type, /* in */
|
||||
uint32_t flags, /* in */
|
||||
void *descriptor /* out */
|
||||
);
|
||||
VAStatus(*vaSyncSurface2)(
|
||||
VADriverContextP ctx,
|
||||
VASurfaceID surface,
|
||||
uint64_t timeout_ns
|
||||
);
|
||||
|
||||
VAStatus(*vaSyncBuffer)(
|
||||
VADriverContextP ctx,
|
||||
VABufferID buf_id,
|
||||
uint64_t timeout_ns
|
||||
);
|
||||
|
||||
VAStatus
|
||||
(*vaCopy)(
|
||||
VADriverContextP ctx, /* in */
|
||||
VACopyObject *dst, /* in */
|
||||
VACopyObject *src, /* in */
|
||||
VACopyOption option /* in */
|
||||
);
|
||||
|
||||
VAStatus(*vaMapBuffer2)(
|
||||
VADriverContextP ctx,
|
||||
VABufferID buf_id, /* in */
|
||||
void **pbuf, /* out */
|
||||
uint32_t flags /* in */
|
||||
);
|
||||
/** \brief Reserved bytes for future use, must be zero */
|
||||
unsigned long reserved[53];
|
||||
|
||||
};
|
||||
|
||||
struct VADriverContext {
|
||||
void *pDriverData;
|
||||
|
||||
/**
|
||||
* The core VA implementation hooks.
|
||||
*
|
||||
* This structure is allocated from libva with calloc().
|
||||
*/
|
||||
struct VADriverVTable *vtable;
|
||||
|
||||
/**
|
||||
* The VA/GLX implementation hooks.
|
||||
*
|
||||
* This structure is intended for drivers that implement the
|
||||
* VA/GLX API. The driver implementation is responsible for the
|
||||
* allocation and deallocation of this structure.
|
||||
*/
|
||||
struct VADriverVTableGLX *vtable_glx;
|
||||
|
||||
/**
|
||||
* The VA/EGL implementation hooks.
|
||||
*
|
||||
* This structure is intended for drivers that implement the
|
||||
* VA/EGL API. The driver implementation is responsible for the
|
||||
* allocation and deallocation of this structure.
|
||||
*/
|
||||
struct VADriverVTableEGL *vtable_egl;
|
||||
|
||||
/**
|
||||
* The third-party/private implementation hooks.
|
||||
*
|
||||
* This structure is intended for drivers that implement the
|
||||
* private API. The driver implementation is responsible for the
|
||||
* allocation and deallocation of this structure.
|
||||
*/
|
||||
void *vtable_tpi;
|
||||
|
||||
void *native_dpy;
|
||||
int x11_screen;
|
||||
int version_major;
|
||||
int version_minor;
|
||||
int max_profiles;
|
||||
int max_entrypoints;
|
||||
int max_attributes;
|
||||
int max_image_formats;
|
||||
int max_subpic_formats;
|
||||
int max_display_attributes;
|
||||
const char *str_vendor;
|
||||
|
||||
void *handle; /* dlopen handle */
|
||||
|
||||
/**
|
||||
* \brief DRM state.
|
||||
*
|
||||
* This field holds driver specific data for DRM-based
|
||||
* drivers. This structure is allocated from libva with
|
||||
* calloc(). Do not deallocate from within VA driver
|
||||
* implementations.
|
||||
*
|
||||
* All structures shall be derived from struct drm_state. So, for
|
||||
* instance, this field holds a dri_state structure for VA/X11
|
||||
* drivers that use the DRM protocol.
|
||||
*/
|
||||
void *drm_state;
|
||||
|
||||
void *glx; /* opaque for GLX code */
|
||||
|
||||
/** \brief VA display type. */
|
||||
unsigned long display_type;
|
||||
|
||||
/**
|
||||
* The VA/Wayland implementation hooks.
|
||||
*
|
||||
* This structure is intended for drivers that implement the
|
||||
* VA/Wayland API. libVA allocates this structure with calloc()
|
||||
* and owns the resulting memory.
|
||||
*/
|
||||
struct VADriverVTableWayland *vtable_wayland;
|
||||
|
||||
/**
|
||||
* \brief The VA/VPP implementation hooks.
|
||||
*
|
||||
* This structure is allocated from libva with calloc().
|
||||
*/
|
||||
struct VADriverVTableVPP *vtable_vpp;
|
||||
|
||||
char *override_driver_name;
|
||||
|
||||
void *pDisplayContext;
|
||||
|
||||
/**
|
||||
* Error callback.
|
||||
*
|
||||
* This is set by libva when the driver is opened, and will not be
|
||||
* changed thereafter. The driver can call it with an error message,
|
||||
* which will be propagated to the API user through their error
|
||||
* callbacks, or sent to a default output if no callback is available.
|
||||
*
|
||||
* It is expected that end users will always be able to see these
|
||||
* messages, so it should be called only for serious errors. For
|
||||
* example, hardware problems or fatal configuration errors.
|
||||
*
|
||||
* @param pDriverContext Pointer to the driver context structure
|
||||
* being used by the current driver.
|
||||
* @param message Message to send to the API user. This must be a
|
||||
* null-terminated string.
|
||||
*/
|
||||
void (*error_callback)(VADriverContextP pDriverContext,
|
||||
const char *message);
|
||||
/**
|
||||
* Info callback.
|
||||
*
|
||||
* This has the same behaviour as the error callback, but has its
|
||||
* own set of callbacks to the API user.
|
||||
*
|
||||
* It should be used for informational messages which may be useful
|
||||
* for an application programmer or for debugging. For example, minor
|
||||
* configuration errors, or information about the reason when another
|
||||
* API call generates an error return. It is not expected that end
|
||||
* users will see these messages.
|
||||
*
|
||||
* @param pDriverContext Pointer to the driver context structure
|
||||
* being used by the current driver.
|
||||
* @param message Message to send to the API user. This must be a
|
||||
* null-terminated string.
|
||||
*/
|
||||
void (*info_callback)(VADriverContextP pDriverContext,
|
||||
const char *message);
|
||||
|
||||
/**
|
||||
* \brief The VA/Protected implementation hooks.
|
||||
*
|
||||
* This structure is allocated from libva with calloc().
|
||||
*/
|
||||
struct VADriverVTableProt *vtable_prot;
|
||||
|
||||
unsigned long reserved[37]; /* reserve for future add-ins, decrease the subscript accordingly */
|
||||
};
|
||||
|
||||
#define VA_DISPLAY_MAGIC 0x56414430 /* VAD0 */
|
||||
struct VADisplayContext {
|
||||
int vadpy_magic;
|
||||
|
||||
VADisplayContextP pNext;
|
||||
VADriverContextP pDriverContext;
|
||||
|
||||
/* Deprecated */
|
||||
int (*vaIsValid)(
|
||||
VADisplayContextP ctx
|
||||
);
|
||||
|
||||
void (*vaDestroy)(
|
||||
VADisplayContextP ctx
|
||||
);
|
||||
|
||||
/* Deprecated */
|
||||
VAStatus(*vaGetDriverName)(
|
||||
VADisplayContextP ctx,
|
||||
char **driver_name
|
||||
);
|
||||
|
||||
void *opaque; /* opaque for display extensions (e.g. GLX) */
|
||||
void *vatrace; /* opaque for VA trace context */
|
||||
/* Deprecated */
|
||||
void *vafool; /* opaque for VA fool context */
|
||||
|
||||
VAMessageCallback error_callback;
|
||||
void *error_callback_user_context;
|
||||
VAMessageCallback info_callback;
|
||||
void *info_callback_user_context;
|
||||
|
||||
/* Deprecated */
|
||||
VAStatus(*vaGetNumCandidates)(
|
||||
VADisplayContextP ctx,
|
||||
int * num_candidates
|
||||
);
|
||||
|
||||
/* Deprecated */
|
||||
VAStatus(*vaGetDriverNameByIndex)(
|
||||
VADisplayContextP ctx,
|
||||
char **driver_name,
|
||||
int candidate_index
|
||||
);
|
||||
|
||||
/**
|
||||
* \brief Callback to get an array of driver names.
|
||||
*
|
||||
*
|
||||
* The caller must provide a num_drivers
|
||||
* This structure is allocated from libva with calloc().
|
||||
*
|
||||
* @param drivers An num_drivers sized array of null terminated strings.
|
||||
* The array is managed my the caller. The callee will
|
||||
* populate the individual driver name strings and the
|
||||
* caller must free them.
|
||||
* @param num_driver The number of driver strings contained within drivers.
|
||||
* The caller must set that to the size of the drivers
|
||||
* array, where the callee will update the value to
|
||||
* min(caller num_driver, num_drivers_support).
|
||||
*/
|
||||
VAStatus(*vaGetDriverNames)(
|
||||
VADisplayContextP ctx,
|
||||
char **drivers,
|
||||
unsigned *num_drivers
|
||||
);
|
||||
|
||||
/** \brief Reserved bytes for future use, must be zero */
|
||||
unsigned long reserved[29];
|
||||
};
|
||||
|
||||
typedef VAStatus(*VADriverInit)(
|
||||
VADriverContextP driver_context
|
||||
);
|
||||
|
||||
#endif /* _VA_BACKEND_H_ */
|
||||
Loading…
Add table
Add a link
Reference in a new issue