1/**********************************************************
2 * Copyright 2009-2011 VMware, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 *********************************************************
25 * Authors:
26 * Zack Rusin <zackr-at-vmware-dot-com>
27 * Thomas Hellstrom <thellstrom-at-vmware-dot-com>
28 */
29
30#ifndef _XA_CONTEXT_H_
31#define _XA_CONTEXT_H_
32#include "xa_tracker.h"
33#include <stdint.h>
34
35struct xa_context;
36
37extern struct xa_context *xa_context_default(struct xa_tracker *xa);
38
39extern struct xa_context *xa_context_create(struct xa_tracker *xa);
40
41extern void xa_context_destroy(struct xa_context *r);
42
43extern void xa_context_flush(struct xa_context *ctx);
44
45/**
46 * xa_yuv_planar_blit - 2D blit with color conversion and scaling.
47 *
48 * Performs a scaled blit with color conversion according to
49 * (R,G,B,A)^T = (CM)^T (Y,U,V,1)^T, where @conversion_matrix or CM in the
50 * formula is a four by four coefficient matrix. The input variable
51 * @yuv is an array of three xa_yuv_component surfaces.
52 */
53extern int xa_yuv_planar_blit(struct xa_context *r,
54			      int src_x,
55			      int src_y,
56			      int src_w,
57			      int src_h,
58			      int dst_x,
59			      int dst_y,
60			      int dst_w,
61			      int dst_h,
62			      struct xa_box *box,
63			      unsigned int num_boxes,
64			      const float conversion_matrix[],
65			      struct xa_surface *dst, struct xa_surface *yuv[]);
66
67extern int xa_copy_prepare(struct xa_context *ctx,
68			   struct xa_surface *dst, struct xa_surface *src);
69
70extern void xa_copy(struct xa_context *ctx,
71		    int dx, int dy, int sx, int sy, int width, int height);
72
73extern void xa_copy_done(struct xa_context *ctx);
74
75extern int xa_surface_dma(struct xa_context *ctx,
76			  struct xa_surface *srf,
77			  void *data,
78			  unsigned int byte_pitch,
79			  int to_surface, struct xa_box *boxes,
80			  unsigned int num_boxes);
81
82extern void *xa_surface_map(struct xa_context *ctx,
83			    struct xa_surface *srf, unsigned int usage);
84
85extern void xa_surface_unmap(struct xa_surface *srf);
86
87extern int
88xa_solid_prepare(struct xa_context *ctx, struct xa_surface *dst,
89		 uint32_t fg);
90extern void
91xa_solid(struct xa_context *ctx, int x, int y, int width, int height);
92
93extern void
94xa_solid_done(struct xa_context *ctx);
95
96extern struct xa_fence *xa_fence_get(struct xa_context *ctx);
97
98extern int xa_fence_wait(struct xa_fence *fence, uint64_t timeout);
99
100extern void xa_fence_destroy(struct xa_fence *fence);
101#endif
102