src/xvmc/tests/testlib.c

   1 #include "testlib.h"
   2 #include <stdio.h>
   3
   4 /*
   5 void test(int pred, const char *pred_string, const char *doc_string, const char *file, unsigned int line)
   6 {
   7         fputs(doc_string, stderr);
   8         if (!pred)
   9                 fprintf(stderr, " FAIL!\n\t\"%s\" at %s:%u\n", pred_string, file, line);
  10         else
  11                 fputs(" PASS!\n", stderr);
  12 }
  13 */
  14
  15 int GetPort
  16 (
  17         Display *display,
  18         unsigned int width,
  19         unsigned int height,
  20         unsigned int chroma_format,
  21         const unsigned int *mc_types,
  22         unsigned int num_mc_types,
  23         XvPortID *port_id,
  24         int *surface_type_id,
  25         unsigned int *is_overlay,
  26         unsigned int *intra_unsigned
  27 )
  28 {
  29         unsigned int    found_port = 0;
  30         XvAdaptorInfo   *adaptor_info;
  31         unsigned int    num_adaptors;
  32         int             num_types;
  33         int             ev_base, err_base;
  34         unsigned int    i, j, k, l;
  35
  36         if (!XvMCQueryExtension(display, &ev_base, &err_base))
  37                 return 0;
  38         if (XvQueryAdaptors(display, XDefaultRootWindow(display), &num_adaptors, &adaptor_info) != Success)
  39                 return 0;
  40
  41         for (i = 0; i < num_adaptors && !found_port; ++i)
  42         {
  43                 if (adaptor_info[i].type & XvImageMask)
  44                 {
  45                         XvMCSurfaceInfo *surface_info = XvMCListSurfaceTypes(display, adaptor_info[i].base_id, &num_types);
  46
  47                         if (surface_info)
  48                         {
  49                                 for (j = 0; j < num_types && !found_port; ++j)
  50                                 {
  51                                         if
  52                                         (
  53                                                 surface_info[j].chroma_format == chroma_format &&
  54                                                 surface_info[j].max_width >= width &&
  55                                                 surface_info[j].max_height >= height
  56                                         )
  57                                         {
  58                                                 for (k = 0; k < num_mc_types && !found_port; ++k)
  59                                                 {
  60                                                         if (surface_info[j].mc_type == mc_types[k])
  61                                                         {
  62                                                                 for (l = 0; l < adaptor_info[i].num_ports && !found_port; ++l)
  63                                                                 {
  64                                                                         if (XvGrabPort(display, adaptor_info[i].base_id + l, CurrentTime) == Success)
  65                                                                         {
  66                                                                                 *port_id = adaptor_info[i].base_id + l;
  67                                                                                 *surface_type_id = surface_info[j].surface_type_id;
  68                                                                                 *is_overlay = surface_info[j].flags & XVMC_OVERLAID_SURFACE;
  69                                                                                 *intra_unsigned = surface_info[j].flags & XVMC_INTRA_UNSIGNED;
  70                                                                                 found_port = 1;
  71                                                                         }
  72                                                                 }
  73                                                         }
  74                                                 }
  75                                         }
  76                                 }
  77
  78                                 XFree(surface_info);
  79                         }
  80                 }
  81         }
  82
  83         XvFreeAdaptorInfo(adaptor_info);
  84
  85         return found_port;
  86 }
  87
  88 unsigned int align(unsigned int value, unsigned int alignment)
  89 {
  90         return (value + alignment - 1) & ~(alignment - 1);
  91 }
  92
  93 /* From the glibc manual */
  94 int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y)
  95 {
  96         /* Perform the carry for the later subtraction by updating y. */
  97         if (x->tv_usec < y->tv_usec)
  98         {
  99                 int nsec = (y->tv_usec - x->tv_usec) / 1000000 + 1;
 100                 y->tv_usec -= 1000000 * nsec;
 101                 y->tv_sec += nsec;
 102         }
 103         if (x->tv_usec - y->tv_usec > 1000000)
 104         {
 105                 int nsec = (x->tv_usec - y->tv_usec) / 1000000;
 106                 y->tv_usec += 1000000 * nsec;
 107                 y->tv_sec -= nsec;
 108         }
 109
 110         /*
 111          * Compute the time remaining to wait.
 112          * tv_usec is certainly positive.
 113          */
 114         result->tv_sec = x->tv_sec - y->tv_sec;
 115         result->tv_usec = x->tv_usec - y->tv_usec;
 116
 117         /* Return 1 if result is negative. */
 118         return x->tv_sec < y->tv_sec;
 119 }