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
37 PUBLIC
XvMCCreateBlocks(Display * dpy,XvMCContext * context,unsigned int num_blocks,XvMCBlockArray * blocks)38 Status 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
57 PUBLIC
XvMCDestroyBlocks(Display * dpy,XvMCBlockArray * blocks)58 Status XvMCDestroyBlocks(Display *dpy, XvMCBlockArray *blocks)
59 {
60 assert(dpy);
61 assert(blocks);
62 FREE(blocks->blocks);
63
64 return Success;
65 }
66
67 PUBLIC
XvMCCreateMacroBlocks(Display * dpy,XvMCContext * context,unsigned int num_blocks,XvMCMacroBlockArray * blocks)68 Status 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
87 PUBLIC
XvMCDestroyMacroBlocks(Display * dpy,XvMCMacroBlockArray * blocks)88 Status XvMCDestroyMacroBlocks(Display *dpy, XvMCMacroBlockArray *blocks)
89 {
90 assert(dpy);
91 assert(blocks);
92 FREE(blocks->macro_blocks);
93
94 return Success;
95 }
96