src/gallium/state_trackers/xvmc/tests/testlib.c

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