test/libvlc/renderer_discoverer.c

   1 /*****************************************************************************
   2  * renderer_discoverer.c - libvlc smoke test
   3  *****************************************************************************
   4  * Copyright © 2016 VLC authors, and VideoLAN
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 #include "test.h"
  22
  23 #include <string.h>
  24
  25 static void
  26 item_event(const libvlc_renderer_item_t *p_item, const char *psz_event)
  27 {
  28     log("item %s: name: '%s', type: '%s', flags: 0x%X\n", psz_event,
  29         libvlc_renderer_item_name(p_item), libvlc_renderer_item_type(p_item),
  30         libvlc_renderer_item_flags(p_item));
  31 }
  32
  33 static void
  34 renderer_discoverer_item_added(const struct libvlc_event_t *p_ev, void *p_data)
  35 {
  36     (void) p_data;
  37     item_event(p_ev->u.renderer_discoverer_item_added.item, "added");
  38 }
  39
  40 static void
  41 renderer_discoverer_item_deleted(const struct libvlc_event_t *p_ev, void *p_data)
  42 {
  43     (void) p_data;
  44     item_event(p_ev->u.renderer_discoverer_item_deleted.item, "deleted");
  45 }
  46
  47 static void
  48 test_discoverer(libvlc_instance_t *p_vlc, const char *psz_name)
  49 {
  50     log("creating and starting discoverer %s\n", psz_name);
  51
  52     libvlc_renderer_discoverer_t *p_rd =
  53         libvlc_renderer_discoverer_new(p_vlc, psz_name);
  54     assert(p_rd != NULL);
  55
  56     libvlc_event_manager_t *p_evm = libvlc_renderer_discoverer_event_manager(p_rd);
  57     assert(p_evm);
  58
  59     int i_ret;
  60     i_ret = libvlc_event_attach(p_evm, libvlc_RendererDiscovererItemAdded,
  61                                 renderer_discoverer_item_added, NULL);
  62     assert(i_ret == 0);
  63     i_ret = libvlc_event_attach(p_evm, libvlc_RendererDiscovererItemDeleted,
  64                                 renderer_discoverer_item_deleted, NULL);
  65     assert(i_ret == 0);
  66
  67     if (libvlc_renderer_discoverer_start(p_rd) == -1)
  68     {
  69         log("warn: could not start md (not critical)\n");
  70     }
  71     else
  72     {
  73         log("Press any keys to stop\n");
  74         getchar();
  75         libvlc_renderer_discoverer_stop(p_rd);
  76     }
  77
  78     libvlc_renderer_discoverer_release(p_rd);
  79 }
  80
  81 int
  82 main(int i_argc, char *ppsz_argv[])
  83 {
  84     test_init();
  85
  86     char *psz_test_name = i_argc > 1 ? ppsz_argv[1] : NULL;
  87
  88     libvlc_instance_t *p_vlc = libvlc_new(test_defaults_nargs,
  89                                           test_defaults_args);
  90     assert(p_vlc != NULL);
  91
  92     if (psz_test_name != NULL)
  93     {
  94         /* Test a specific service discovery from command line */
  95         alarm(0);
  96         test_discoverer(p_vlc, psz_test_name);
  97         libvlc_release(p_vlc);
  98         return 0;
  99     }
 100
 101     log("== getting the list of renderer_discoverer  ==\n");
 102
 103     libvlc_rd_description_t **pp_services;
 104     ssize_t i_count =
 105         libvlc_renderer_discoverer_list_get(p_vlc, &pp_services);
 106     if (i_count <= 0)
 107     {
 108         log("warn: no discoverers (not critical)\n");
 109         goto end;
 110     }
 111     assert(pp_services != NULL);
 112
 113     for (unsigned int i = 0; i < i_count; ++i)
 114     {
 115         libvlc_rd_description_t *p_service = pp_services[i];
 116
 117         log("= discoverer: name: '%s', longname: '%s' =\n",
 118             p_service->psz_name, p_service->psz_longname);
 119     }
 120
 121     libvlc_renderer_discoverer_list_release(pp_services, i_count);
 122
 123 end:
 124     libvlc_release(p_vlc);
 125
 126     return 0;
 127 }