media_discoverer.c 4.33 KB
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/*****************************************************************************
 * media_discoverer.c - libvlc smoke test
 *****************************************************************************
 * Copyright © 2016 VLC authors, and VideoLAN
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#include "test.h"

#include <vlc_common.h>
#include <vlc_mtime.h> /* for msleep */

static void
ml_item_event(const struct libvlc_event_t *p_ev, const char *psz_event)
{
    char *psz_mrl = libvlc_media_get_mrl(p_ev->u.media_list_item_added.item);
    assert(psz_mrl);

    log("item added(%d): '%s'\n", p_ev->u.media_list_item_added.index, psz_mrl);
    free(psz_mrl);
}

static void
ml_item_added(const struct libvlc_event_t *p_ev, void *p_data)
{
    (void) p_data;
    ml_item_event(p_ev, "added");
}

static void
ml_item_deleted(const struct libvlc_event_t *p_ev, void *p_data)
{
    (void) p_data;
    ml_item_event(p_ev, "deleted");
}

static void
test_discoverer(libvlc_instance_t *p_vlc, const char *psz_name)
{
    libvlc_media_discoverer_t *p_md =
        libvlc_media_discoverer_new(p_vlc, psz_name);
    assert(p_md != NULL);

    libvlc_media_list_t *p_ml = libvlc_media_discoverer_media_list(p_md);
    assert(p_ml != NULL);

    libvlc_event_manager_t *p_evm = libvlc_media_list_event_manager(p_ml);
    assert(p_evm);

    int i_ret;
    i_ret = libvlc_event_attach(p_evm, libvlc_MediaListItemAdded,
                                ml_item_added, NULL);
    assert(i_ret == 0);
    i_ret = libvlc_event_attach(p_evm, libvlc_MediaListItemDeleted,
                                ml_item_deleted, NULL);
    assert(i_ret == 0);

    if (libvlc_media_discoverer_start(p_md) == -1)
    {
        log("warn: could not start md (not critical)\n");
    }
    else
    {
        assert(libvlc_media_discoverer_is_running(p_md));
        msleep(20000);
        libvlc_media_discoverer_stop(p_md);
    }

    libvlc_event_detach(p_evm, libvlc_MediaListItemAdded,
                        ml_item_added, NULL);
    libvlc_event_detach(p_evm, libvlc_MediaListItemDeleted,
                        ml_item_deleted, NULL);

    libvlc_media_list_release(p_ml);
    libvlc_media_discoverer_release(p_md);
}

int
main (void)
{
    test_init();

    libvlc_instance_t *p_vlc = libvlc_new(test_defaults_nargs,
                                          test_defaults_args);
    assert(p_vlc != NULL);

    for(libvlc_media_discoverer_category i_cat = libvlc_media_discoverer_devices;
        i_cat <= libvlc_media_discoverer_localdirs; i_cat ++)
    {
        log("== getting list of media_discoverer for %d category ==\n", i_cat);

        libvlc_media_discoverer_description **pp_services;
        unsigned int i_count =
            libvlc_media_discoverer_list_get(p_vlc, i_cat, &pp_services);
        if (i_count == 0)
        {
            log("warn: no discoverers (not critical)\n");
            continue;
        }
        assert(pp_services != NULL);

        for (unsigned int i = 0; i < i_count; ++i)
        {
            libvlc_media_discoverer_description *p_service = pp_services[i];

            assert(i_cat == p_service->i_cat);
            log("= creating and start discoverer: name: '%s', longname: '%s' =\n",
                p_service->psz_name, p_service->psz_longname);

            if( !strncasecmp( p_service->psz_name, "podcast", 7 ) )
            {
                /* see comment in libvlc_media_discoverer_new() */
                continue;
            }
            test_discoverer(p_vlc, p_service->psz_name);
        }
        libvlc_media_discoverer_list_release(pp_services, i_count);
    }
    libvlc_release(p_vlc);

    return 0;
}