block.c revision dcf8ee7d6ac89bb2a9d608618a51604a3c78fe96 
1/**************************************************************************
2 *
3 * Copyright 2009 Younes Manton.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28#include <assert.h>
29
30#include <X11/Xlib.h>
31#include <X11/extensions/XvMClib.h>
32
33#include "util/u_memory.h"
34
35#include "xvmc_private.h"
36
37PUBLIC
38Status XvMCCreateBlocks(Display *dpy, XvMCContext *context, unsigned int num_blocks, XvMCBlockArray *blocks)
39{
40   assert(dpy);
41
42   if (!context)
43      return XvMCBadContext;
44   if (num_blocks == 0)
45      return BadValue;
46
47   assert(blocks);
48
49   blocks->context_id = context->context_id;
50   blocks->num_blocks = num_blocks;
51   blocks->blocks = MALLOC(BLOCK_SIZE_BYTES * num_blocks);
52   blocks->privData = NULL;
53
54   return Success;
55}
56
57PUBLIC
58Status XvMCDestroyBlocks(Display *dpy, XvMCBlockArray *blocks)
59{
60   assert(dpy);
61   assert(blocks);
62   FREE(blocks->blocks);
63
64   return Success;
65}
66
67PUBLIC
68Status XvMCCreateMacroBlocks(Display *dpy, XvMCContext *context, unsigned int num_blocks, XvMCMacroBlockArray *blocks)
69{
70   assert(dpy);
71
72   if (!context)
73      return XvMCBadContext;
74   if (num_blocks == 0)
75      return BadValue;
76
77   assert(blocks);
78
79   blocks->context_id = context->context_id;
80   blocks->num_blocks = num_blocks;
81   blocks->macro_blocks = MALLOC(sizeof(XvMCMacroBlock) * num_blocks);
82   blocks->privData = NULL;
83
84   return Success;
85}
86
87PUBLIC
88Status XvMCDestroyMacroBlocks(Display *dpy, XvMCMacroBlockArray *blocks)
89{
90   assert(dpy);
91   assert(blocks);
92   FREE(blocks->macro_blocks);
93
94   return Success;
95}
96