563 lines
15 KiB
C
563 lines
15 KiB
C
/*
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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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//#include <linux/videodev2.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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};
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struct VADriverVTable
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{
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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 /* out */
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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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*/
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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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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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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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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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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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);
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};
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struct VADriverContext
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{
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void *pDriverData;
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/**
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* The core VA implementation hooks.
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*
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* This structure is allocated from libva with calloc().
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*/
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struct VADriverVTable *vtable;
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/**
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* The VA/GLX implementation hooks.
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*
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* This structure is intended for drivers that implement the
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* VA/GLX API. The driver implementation is responsible for the
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* allocation and deallocation of this structure.
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*/
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struct VADriverVTableGLX *vtable_glx;
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/**
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* The VA/EGL implementation hooks.
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*
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* This structure is intended for drivers that implement the
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* VA/EGL API. The driver implementation is responsible for the
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* allocation and deallocation of this structure.
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*/
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struct VADriverVTableEGL *vtable_egl;
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/**
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* The third-party/private implementation hooks.
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*
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* This structure is intended for drivers that implement the
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* private API. The driver implementation is responsible for the
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* allocation and deallocation of this structure.
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*/
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void *vtable_tpi;
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void *native_dpy;
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int x11_screen;
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int version_major;
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int version_minor;
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int max_profiles;
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int max_entrypoints;
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int max_attributes;
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int max_image_formats;
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int max_subpic_formats;
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int max_display_attributes;
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const char *str_vendor;
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void *handle; /* dlopen handle */
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/**
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* \brief DRM state.
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*
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* This field holds driver specific data for DRM-based
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* drivers. This structure is allocated from libva with
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* calloc(). Do not deallocate from within VA driver
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* implementations.
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*
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* All structures shall be derived from struct drm_state. So, for
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* instance, this field holds a dri_state structure for VA/X11
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* drivers that use the DRM protocol.
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*/
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void *drm_state;
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void *glx; /* opaque for GLX code */
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/** \brief VA display type. */
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unsigned long display_type;
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/**
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* The VA/Wayland implementation hooks.
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*
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* This structure is intended for drivers that implement the
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* VA/Wayland API. libVA allocates this structure with calloc()
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* and owns the resulting memory.
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*/
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struct VADriverVTableWayland *vtable_wayland;
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/**
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* \brief The VA/VPP implementation hooks.
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*
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* This structure is allocated from libva with calloc().
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*/
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struct VADriverVTableVPP *vtable_vpp;
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char *override_driver_name;
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unsigned long reserved[41]; /* reserve for future add-ins, decrease the subscript accordingly */
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};
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#define VA_DISPLAY_MAGIC 0x56414430 /* VAD0 */
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struct VADisplayContext
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{
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int vadpy_magic;
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VADisplayContextP pNext;
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VADriverContextP pDriverContext;
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int (*vaIsValid) (
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VADisplayContextP ctx
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);
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void (*vaDestroy) (
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VADisplayContextP ctx
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);
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VAStatus (*vaGetDriverName) (
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VADisplayContextP ctx,
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char **driver_name
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);
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void *opaque; /* opaque for display extensions (e.g. GLX) */
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void *vatrace; /* opaque for VA trace context */
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void *vafool; /* opaque for VA fool context */
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};
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typedef VAStatus (*VADriverInit) (
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VADriverContextP driver_context
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);
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#endif /* _VA_BACKEND_H_ */
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