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 VMWARE 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 "testlib.h"
29 #include <stdio.h>
30 #include <stdlib.h>
31
32 /*
33 void test(int pred, const char *pred_string, const char *doc_string, const char *file, unsigned int line)
34 {
35 fputs(doc_string, stderr);
36 if (!pred)
37 fprintf(stderr, " FAIL!\n\t\"%s\" at %s:%u\n", pred_string, file, line);
38 else
39 fputs(" PASS!\n", stderr);
40 }
41 */
42
GetPort(Display * display,unsigned int width,unsigned int height,unsigned int chroma_format,const unsigned int * mc_types,unsigned int num_mc_types,XvPortID * port_id,int * surface_type_id,unsigned int * is_overlay,unsigned int * intra_unsigned)43 int GetPort
44 (
45 Display *display,
46 unsigned int width,
47 unsigned int height,
48 unsigned int chroma_format,
49 const unsigned int *mc_types,
50 unsigned int num_mc_types,
51 XvPortID *port_id,
52 int *surface_type_id,
53 unsigned int *is_overlay,
54 unsigned int *intra_unsigned
55 )
56 {
57 unsigned int found_port = 0;
58 XvAdaptorInfo *adaptor_info;
59 unsigned int num_adaptors;
60 int num_types;
61 int ev_base, err_base;
62 unsigned int i, j, k, l;
63
64 if (!XvMCQueryExtension(display, &ev_base, &err_base))
65 return 0;
66 if (XvQueryAdaptors(display, XDefaultRootWindow(display), &num_adaptors, &adaptor_info) != Success)
67 return 0;
68
69 for (i = 0; i < num_adaptors && !found_port; ++i)
70 {
71 if (adaptor_info[i].type & XvImageMask)
72 {
73 XvMCSurfaceInfo *surface_info = XvMCListSurfaceTypes(display, adaptor_info[i].base_id, &num_types);
74
75 if (surface_info)
76 {
77 for (j = 0; j < num_types && !found_port; ++j)
78 {
79 if
80 (
81 surface_info[j].chroma_format == chroma_format &&
82 surface_info[j].max_width >= width &&
83 surface_info[j].max_height >= height
84 )
85 {
86 for (k = 0; k < num_mc_types && !found_port; ++k)
87 {
88 if ((surface_info[j].mc_type & mc_types[k]) == mc_types[k])
89 {
90 for (l = 0; l < adaptor_info[i].num_ports && !found_port; ++l)
91 {
92 if (XvGrabPort(display, adaptor_info[i].base_id + l, CurrentTime) == Success)
93 {
94 *port_id = adaptor_info[i].base_id + l;
95 *surface_type_id = surface_info[j].surface_type_id;
96 *is_overlay = surface_info[j].flags & XVMC_OVERLAID_SURFACE;
97 *intra_unsigned = surface_info[j].flags & XVMC_INTRA_UNSIGNED;
98 found_port = 1;
99 }
100 }
101 }
102 }
103 }
104 }
105
106 free(surface_info);
107 }
108 }
109 }
110
111 XvFreeAdaptorInfo(adaptor_info);
112
113 return found_port;
114 }
115
align(unsigned int value,unsigned int alignment)116 unsigned int align(unsigned int value, unsigned int alignment)
117 {
118 return (value + alignment - 1) & ~(alignment - 1);
119 }
120
121 /* From the glibc manual */
timeval_subtract(struct timeval * result,struct timeval * x,struct timeval * y)122 int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y)
123 {
124 /* Perform the carry for the later subtraction by updating y. */
125 if (x->tv_usec < y->tv_usec)
126 {
127 int nsec = (y->tv_usec - x->tv_usec) / 1000000 + 1;
128 y->tv_usec -= 1000000 * nsec;
129 y->tv_sec += nsec;
130 }
131 if (x->tv_usec - y->tv_usec > 1000000)
132 {
133 int nsec = (x->tv_usec - y->tv_usec) / 1000000;
134 y->tv_usec += 1000000 * nsec;
135 y->tv_sec -= nsec;
136 }
137
138 /*
139 * Compute the time remaining to wait.
140 * tv_usec is certainly positive.
141 */
142 result->tv_sec = x->tv_sec - y->tv_sec;
143 result->tv_usec = x->tv_usec - y->tv_usec;
144
145 /* Return 1 if result is negative. */
146 return x->tv_sec < y->tv_sec;
147 }
148