/usr/include/xa_context.h is in libxatracker-dev-lts-xenial 11.2.0-1ubuntu2~trusty2.
This file is owned by root:root, with mode 0o644.
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* Copyright 2009-2011 VMware, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*********************************************************
* Authors:
* Zack Rusin <zackr-at-vmware-dot-com>
* Thomas Hellstrom <thellstrom-at-vmware-dot-com>
*/
#ifndef _XA_CONTEXT_H_
#define _XA_CONTEXT_H_
#include "xa_tracker.h"
#include <stdint.h>
struct xa_context;
extern struct xa_context *xa_context_default(struct xa_tracker *xa);
extern struct xa_context *xa_context_create(struct xa_tracker *xa);
extern void xa_context_destroy(struct xa_context *r);
extern void xa_context_flush(struct xa_context *ctx);
/**
* xa_yuv_planar_blit - 2D blit with color conversion and scaling.
*
* Performs a scaled blit with color conversion according to
* (R,G,B,A)^T = (CM)^T (Y,U,V,1)^T, where @conversion_matrix or CM in the
* formula is a four by four coefficient matrix. The input variable
* @yuv is an array of three xa_yuv_component surfaces.
*/
extern int xa_yuv_planar_blit(struct xa_context *r,
int src_x,
int src_y,
int src_w,
int src_h,
int dst_x,
int dst_y,
int dst_w,
int dst_h,
struct xa_box *box,
unsigned int num_boxes,
const float conversion_matrix[],
struct xa_surface *dst, struct xa_surface *yuv[]);
extern int xa_copy_prepare(struct xa_context *ctx,
struct xa_surface *dst, struct xa_surface *src);
extern void xa_copy(struct xa_context *ctx,
int dx, int dy, int sx, int sy, int width, int height);
extern void xa_copy_done(struct xa_context *ctx);
extern int xa_surface_dma(struct xa_context *ctx,
struct xa_surface *srf,
void *data,
unsigned int byte_pitch,
int to_surface, struct xa_box *boxes,
unsigned int num_boxes);
extern void *xa_surface_map(struct xa_context *ctx,
struct xa_surface *srf, unsigned int usage);
extern void xa_surface_unmap(struct xa_surface *srf);
extern int
xa_solid_prepare(struct xa_context *ctx, struct xa_surface *dst,
uint32_t fg);
extern void
xa_solid(struct xa_context *ctx, int x, int y, int width, int height);
extern void
xa_solid_done(struct xa_context *ctx);
extern struct xa_fence *xa_fence_get(struct xa_context *ctx);
extern int xa_fence_wait(struct xa_fence *fence, uint64_t timeout);
extern void xa_fence_destroy(struct xa_fence *fence);
#endif
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