int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    int ret = -1;
    int32_t fd = -1;
    char x = 1;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs)) ||
            pa_modargs_get_value_s32(ma, "fd", &fd) < 0 ||
            fd < 0) {

        pa_log("Failed to parse module arguments");
        goto finish;
    }

    if (pa_loop_write(fd, &x, sizeof(x), NULL) != sizeof(x))
        pa_log_warn("write(%u, 1, 1) failed: %s", fd, pa_cstrerror(errno));

    pa_assert_se(pa_close(fd) == 0);

    pa_module_unload_request(m, true);

    ret = 0;

finish:
    if (ma)
        pa_modargs_free(ma);

    return ret;
}
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    if (!(m->userdata = pa_droid_source_new(m, ma, __FILE__, (audio_devices_t) 0, NULL, NULL, NULL)))
        goto fail;

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    struct userdata *u;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);

    u->core = m->core;
    u->cork_state = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);

    u->sink_input_put_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_put_cb, u);
    u->sink_input_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_unlink_cb, u);
    u->sink_input_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_move_start_cb, u);
    u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_move_finish_cb, u);

    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return  -1;


}
Ejemplo n.º 4
0
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    struct userdata *u;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);

    u->core = m->core;

    u->sink_input_put_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_LATE-1, (pa_hook_cb_t) sink_input_put_cb, u);
    u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_LATE-1, (pa_hook_cb_t) sink_input_move_finish_cb, u);
    u->source_output_put_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], PA_HOOK_LATE-1, (pa_hook_cb_t) source_output_put_cb, u);
    u->source_output_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], PA_HOOK_LATE-1, (pa_hook_cb_t) source_output_move_finish_cb, u);

    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;

}
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], PA_HOOK_EARLY, (pa_hook_cb_t) sink_input_fixate_hook_callback, u);

    pa_modargs_free(ma);
    u->name = m->name;

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;

    pa_assert(m);

    pa_alsa_refcnt_inc();

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    if (!(m->userdata = pa_alsa_sink_new(m, ma, __FILE__, NULL, NULL)))
        goto fail;

    pa_modargs_free(ma);

    return 0;

fail:

    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    int ret = -1;
    uint32_t pid = 0;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs)) ||
        pa_modargs_get_value_u32(ma, "pid", &pid) < 0 ||
        !pid) {
        pa_log("Failed to parse module arguments");
        goto finish;
    }

    if (kill((pid_t) pid, SIGUSR1) < 0)
        pa_log_warn("kill(%u) failed: %s", pid, pa_cstrerror(errno));

    pa_module_unload_request(m, true);

    ret = 0;

finish:
    if (ma)
        pa_modargs_free(ma);

    return ret;
}
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    struct userdata *u;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);

    u->cache = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
    u->client_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_CLIENT_NEW], PA_HOOK_EARLY, (pa_hook_cb_t) client_new_cb, u);
    u->client_proplist_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_CLIENT_PROPLIST_CHANGED], PA_HOOK_EARLY, (pa_hook_cb_t) client_proplist_changed_cb, u);

    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 9
0
int pa__init(pa_module*m)
{
    pa_modargs *ma = NULL;
    pa_assert(m);
    ma = pa_modargs_new(m->argument, valid_modargs);
    if (NULL == ma) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    m->userdata = pa_audioio_sink_new(m, ma, __FILE__);
    if (NULL == m->userdata) {
        goto fail;
    }

    pa_modargs_free(ma);
    return 0;

fail:
    if (ma) {
        pa_modargs_free(ma);
    }
    pa__done(m);
    return -1;
}
Ejemplo n.º 10
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    uint32_t timeout = 5;
    uint32_t idx;
    pa_sink *sink;
    pa_source *source;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    if (pa_modargs_get_value_u32(ma, "timeout", &timeout) < 0) {
        pa_log("Failed to parse timeout value.");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->core = m->core;
    u->timeout = timeout;
    u->device_infos = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);

    PA_IDXSET_FOREACH(sink, m->core->sinks, idx)
        device_new_hook_cb(m->core, PA_OBJECT(sink), u);

    PA_IDXSET_FOREACH(source, m->core->sources, idx)
        device_new_hook_cb(m->core, PA_OBJECT(source), u);

    u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
    u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
    u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
    u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
    u->sink_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);
    u->source_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);

    u->sink_input_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_fixate_hook_cb, u);
    u->source_output_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_fixate_hook_cb, u);
    u->sink_input_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_unlink_hook_cb, u);
    u->source_output_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_unlink_hook_cb, u);
    u->sink_input_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_start_hook_cb, u);
    u->source_output_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_start_hook_cb, u);
    u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_finish_hook_cb, u);
    u->source_output_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_finish_hook_cb, u);
    u->sink_input_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_state_changed_hook_cb, u);
    u->source_output_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_state_changed_hook_cb, u);

    pa_modargs_free(ma);
    return 0;

fail:

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 11
0
bool pa_speex_ec_init(pa_core *c, pa_echo_canceller *ec,
                      pa_sample_spec *rec_ss, pa_channel_map *rec_map,
                      pa_sample_spec *play_ss, pa_channel_map *play_map,
                      pa_sample_spec *out_ss, pa_channel_map *out_map,
                      uint32_t *nframes, const char *args) {
    int rate;
    uint32_t frame_size_ms, filter_size_ms;
    pa_modargs *ma;

    if (!(ma = pa_modargs_new(args, valid_modargs))) {
        pa_log("Failed to parse submodule arguments.");
        goto fail;
    }

    filter_size_ms = DEFAULT_FILTER_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "filter_size_ms", &filter_size_ms) < 0 || filter_size_ms < 1 || filter_size_ms > 2000) {
        pa_log("Invalid filter_size_ms specification");
        goto fail;
    }

    frame_size_ms = DEFAULT_FRAME_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "frame_size_ms", &frame_size_ms) < 0 || frame_size_ms < 1 || frame_size_ms > 200) {
        pa_log("Invalid frame_size_ms specification");
        goto fail;
    }

    pa_speex_ec_fixate_spec(rec_ss, rec_map, play_ss, play_map, out_ss, out_map);

    rate = out_ss->rate;
    *nframes = pa_echo_canceller_blocksize_power2(rate, frame_size_ms);

    pa_log_debug ("Using nframes %d, channels %d, rate %d", *nframes, out_ss->channels, out_ss->rate);
    ec->params.priv.speex.state = speex_echo_state_init_mc(*nframes, (rate * filter_size_ms) / 1000, out_ss->channels, out_ss->channels);

    if (!ec->params.priv.speex.state)
        goto fail;

    speex_echo_ctl(ec->params.priv.speex.state, SPEEX_ECHO_SET_SAMPLING_RATE, &rate);

    if (!pa_speex_ec_preprocessor_init(ec, out_ss, *nframes, ma))
        goto fail;

    pa_modargs_free(ma);
    return true;

fail:
    if (ma)
        pa_modargs_free(ma);
    if (ec->params.priv.speex.pp_state) {
        speex_preprocess_state_destroy(ec->params.priv.speex.pp_state);
        ec->params.priv.speex.pp_state = NULL;
    }
    if (ec->params.priv.speex.state) {
        speex_echo_state_destroy(ec->params.priv.speex.state);
        ec->params.priv.speex.state = NULL;
    }
    return false;
}
Ejemplo n.º 12
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    pa_bool_t restore_device = TRUE, restore_volume = TRUE;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    u = pa_xnew(struct userdata, 1);
    u->core = m->core;
    u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
    u->table_file = pa_xstrdup(pa_modargs_get_value(ma, "table", NULL));
    u->modified = FALSE;
    u->subscription = NULL;
    u->sink_input_new_hook_slot = u->sink_input_fixate_hook_slot = u->source_output_new_hook_slot = NULL;
    u->save_time_event = NULL;

    m->userdata = u;

    if (pa_modargs_get_value_boolean(ma, "restore_device", &restore_device) < 0 ||
        pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0) {
        pa_log("restore_volume= and restore_device= expect boolean arguments");
        goto fail;
    }

    if (!(restore_device || restore_volume)) {
        pa_log("Both restrong the volume and restoring the device are disabled. There's no point in using this module at all then, failing.");
        goto fail;
    }

    if (load_rules(u) < 0)
        goto fail;

    u->subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK_INPUT|PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT, subscribe_callback, u);

    if (restore_device) {
        u->sink_input_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], (pa_hook_cb_t) sink_input_new_hook_callback, u);
        u->source_output_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], (pa_hook_cb_t) source_output_new_hook_callback, u);
    }

    if (restore_volume)
        u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], (pa_hook_cb_t) sink_input_fixate_hook_callback, u);

    pa_modargs_free(ma);
    return 0;

fail:
    pa__done(m);
    if (ma)
        pa_modargs_free(ma);

    return  -1;
}
Ejemplo n.º 13
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    pa_volume_t volume_limit = PA_CLAMP_VOLUME(PA_VOLUME_NORM*3/2);
    pa_volume_t volume_step = PA_VOLUME_NORM/20;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    if (pa_modargs_get_value_u32(ma, "volume_limit", &volume_limit) < 0) {
        pa_log("Failed to parse volume limit");
        goto fail;
    }

    if (pa_modargs_get_value_u32(ma, "volume_step", &volume_step) < 0) {
        pa_log("Failed to parse volume step");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->module = m;
    u->io = NULL;
    u->config = NULL;
    u->sink_name = pa_xstrdup(pa_modargs_get_value(ma, "sink", NULL));
    u->lirc_fd = -1;
    u->mute_toggle_save = 0;
    u->volume_limit = PA_CLAMP_VOLUME(volume_limit);
    u->volume_step = PA_CLAMP_VOLUME(volume_step);

    if ((u->lirc_fd = lirc_init((char*) pa_modargs_get_value(ma, "appname", "pulseaudio"), 1)) < 0) {
        pa_log("lirc_init() failed.");
        goto fail;
    }

    if (lirc_readconfig((char*) pa_modargs_get_value(ma, "config", NULL), &u->config, NULL) < 0) {
        pa_log("lirc_readconfig() failed.");
        goto fail;
    }

    u->io = m->core->mainloop->io_new(m->core->mainloop, u->lirc_fd, PA_IO_EVENT_INPUT|PA_IO_EVENT_HANGUP, io_callback, u);

    pa_modargs_free(ma);

    return 0;

fail:

    if (ma)
        pa_modargs_free(ma);

    pa__done(m);
    return -1;
}
Ejemplo n.º 14
0
pa_bool_t pa_speex_ec_init(pa_core *c, pa_echo_canceller *ec,
                           pa_sample_spec *source_ss, pa_channel_map *source_map,
                           pa_sample_spec *sink_ss, pa_channel_map *sink_map,
                           uint32_t *blocksize, const char *args)
{
    int framelen, y, rate;
    uint32_t frame_size_ms, filter_size_ms;
    pa_modargs *ma;

    if (!(ma = pa_modargs_new(args, valid_modargs))) {
        pa_log("Failed to parse submodule arguments.");
        goto fail;
    }

    filter_size_ms = DEFAULT_FILTER_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "filter_size_ms", &filter_size_ms) < 0 || filter_size_ms < 1 || filter_size_ms > 2000) {
        pa_log("Invalid filter_size_ms specification");
        goto fail;
    }

    frame_size_ms = DEFAULT_FRAME_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "frame_size_ms", &frame_size_ms) < 0 || frame_size_ms < 1 || frame_size_ms > 200) {
        pa_log("Invalid frame_size_ms specification");
        goto fail;
    }

    pa_speex_ec_fixate_spec(source_ss, source_map, sink_ss, sink_map);

    rate = source_ss->rate;
    framelen = (rate * frame_size_ms) / 1000;
    /* framelen should be a power of 2, round down to nearest power of two */
    y = 1 << ((8 * sizeof (int)) - 2);
    while (y > framelen)
      y >>= 1;
    framelen = y;

    *blocksize = framelen * pa_frame_size (source_ss);

    pa_log_debug ("Using framelen %d, blocksize %u, channels %d, rate %d", framelen, *blocksize, source_ss->channels, source_ss->rate);

    ec->params.priv.speex.state = speex_echo_state_init_mc (framelen, (rate * filter_size_ms) / 1000, source_ss->channels, source_ss->channels);

    if (!ec->params.priv.speex.state)
	goto fail;

    speex_echo_ctl(ec->params.priv.speex.state, SPEEX_ECHO_SET_SAMPLING_RATE, &rate);

    pa_modargs_free(ma);
    return TRUE;

fail:
    if (ma)
	pa_modargs_free(ma);
    return FALSE;
}
int pa__init(pa_module*m) {

    struct userdata *u;
    pa_modargs *ma = NULL;
    char *hn, *un;
    int error;

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->native = pa_native_protocol_get(u->core);

    u->avahi_poll = pa_avahi_poll_new(m->core->mainloop);

    u->services = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);

    u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->sink_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
    u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->source_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);

    u->main_entry_group = NULL;

    un = pa_get_user_name_malloc();
    hn = pa_get_host_name_malloc();
    u->service_name = pa_truncate_utf8(pa_sprintf_malloc("%s@%s", un, hn), AVAHI_LABEL_MAX-1);
    pa_xfree(un);
    pa_xfree(hn);

    if (!(u->client = avahi_client_new(u->avahi_poll, AVAHI_CLIENT_NO_FAIL, client_callback, u, &error))) {
        pa_log("avahi_client_new() failed: %s", avahi_strerror(error));
        goto fail;
    }

    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
/* parse sidetone configuration file parameters */
sidetone_args* sidetone_args_new(const char *args) {

    pa_modargs* ma = NULL;
    sidetone_args* st_args = NULL;
    int count = 0 ;

    st_args = pa_xnew0(sidetone_args, 1);
    st_args->steps=pa_xnew0(struct mv_volume_steps, 1);
    ma = pa_modargs_new(args, valid_modargs);
    if(!ma) {
        pa_log_error("Failed to parse module arguments");
        goto fail;
    }

    st_args->modargs = ma;

    if(!(st_args->mixer = pa_modargs_get_value(ma, "mixer", NULL))) {
        pa_log_error("Failed to read mixer name");
        goto fail;
    }


    if(!(st_args->control_element = pa_modargs_get_value(ma, "control_element", NULL))) {
        pa_log_error("Failed to parse control element");
        goto fail;
    }


    if( !(st_args->master_sink = pa_modargs_get_value(ma, "master_sink", NULL))) {
        pa_log_error("Failed to parse master sink name");
        goto fail;
    }


    if(!(st_args->mainvolume = pa_modargs_get_value(ma, "mainvolume", NULL))) {
        pa_log_error("failed to search volume string");
    }

    count = parse_volume_steps(st_args->steps, st_args->mainvolume);
    if (count < 1) {
        pa_log_error("failed to parse call steps; %s", st_args->mainvolume);
        goto fail;
    }

    return st_args;

fail:

    sidetone_args_free(st_args);

    return NULL;
}
Ejemplo n.º 17
0
int pa__init(pa_module*m) {
    bool just_one = false;
    int n = 0;
    pa_modargs *ma;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "just-one", &just_one) < 0) {
        pa_log("just_one= expects a boolean argument.");
        goto fail;
    }

#ifdef HAVE_ALSA
    if ((n = detect_alsa(m->core, just_one)) <= 0)
#endif
#ifdef HAVE_OSS_OUTPUT
    if ((n = detect_oss(m->core, just_one)) <= 0)
#endif
#ifdef HAVE_SOLARIS
    if ((n = detect_solaris(m->core, just_one)) <= 0)
#endif
#ifdef OS_IS_WIN32
    if ((n = detect_waveout(m->core, just_one)) <= 0)
#endif
    {
        pa_log_warn("failed to detect any sound hardware.");
        goto fail;
    }

    pa_log_info("loaded %i modules.", n);

    /* We were successful and can unload ourselves now. */
    pa_module_unload_request(m, true);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 18
0
int pa__init(pa_module *m) {
    struct userdata *u;
    pa_modargs *ma;
    int xtest_event_base, xtest_error_base;
    int major_version, minor_version;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("failed to parse module arguments");
        goto fail;
    }

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->module = m;

    if (!(u->x11_wrapper = pa_x11_wrapper_get(m->core, pa_modargs_get_value(ma, "display", NULL))))
        goto fail;

    if (!XTestQueryExtension(
                pa_x11_wrapper_get_display(u->x11_wrapper),
                &xtest_event_base, &xtest_error_base,
                &major_version, &minor_version)) {

        pa_log("XTest extension not supported.");
        goto fail;
    }

    pa_log_debug("XTest %i.%i supported.", major_version, minor_version);

    u->x11_client = pa_x11_client_new(u->x11_wrapper, NULL, x11_kill_cb, u);

    u->hook_slot = pa_hook_connect(
            &m->core->hooks[PA_CORE_HOOK_SINK_INPUT_SEND_EVENT],
            PA_HOOK_NORMAL,
            (pa_hook_cb_t) sink_input_send_event_hook_cb, u);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 19
0
pa_bool_t pa_adrian_ec_init(pa_core *c, pa_echo_canceller *ec,
                            pa_sample_spec *rec_ss, pa_channel_map *rec_map,
                            pa_sample_spec *play_ss, pa_channel_map *play_map,
                            pa_sample_spec *out_ss, pa_channel_map *out_map,
                            uint32_t *nframes, const char *args)
{
    int rate, have_vector = 0;
    uint32_t frame_size_ms;
    pa_modargs *ma;

    if (!(ma = pa_modargs_new(args, valid_modargs))) {
        pa_log("Failed to parse submodule arguments.");
        goto fail;
    }

    frame_size_ms = DEFAULT_FRAME_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "frame_size_ms", &frame_size_ms) < 0 || frame_size_ms < 1 || frame_size_ms > 200) {
        pa_log("Invalid frame_size_ms specification");
        goto fail;
    }

    pa_adrian_ec_fixate_spec(rec_ss, rec_map, play_ss, play_map, out_ss, out_map);

    rate = out_ss->rate;
    *nframes = (rate * frame_size_ms) / 1000;
    ec->params.priv.adrian.blocksize = (*nframes) * pa_frame_size(out_ss);

    pa_log_debug ("Using nframes %d, blocksize %u, channels %d, rate %d", *nframes, ec->params.priv.adrian.blocksize, out_ss->channels, out_ss->rate);

    /* For now we only support SSE */
    if (c->cpu_info.cpu_type == PA_CPU_X86 && (c->cpu_info.flags.x86 & PA_CPU_X86_SSE))
        have_vector = 1;

    ec->params.priv.adrian.aec = AEC_init(rate, have_vector);
    if (!ec->params.priv.adrian.aec)
        goto fail;

    pa_modargs_free(ma);
    return TRUE;

fail:
    if (ma)
        pa_modargs_free(ma);
    return FALSE;
}
Ejemplo n.º 20
0
int pa__init(pa_module*m) {
    pa_iochannel *io;
    pa_modargs *ma;
    pa_bool_t exit_on_eof = FALSE;

    pa_assert(m);

    if (m->core->running_as_daemon) {
        pa_log_info("Running as daemon, refusing to load this module.");
        return 0;
    }

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("failed to parse module arguments.");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "exit_on_eof", &exit_on_eof) < 0) {
        pa_log("exit_on_eof= expects boolean argument.");
        goto fail;
    }

    if (pa_stdio_acquire() < 0) {
        pa_log("STDIN/STDUSE already in use.");
        goto fail;
    }

    io = pa_iochannel_new(m->core->mainloop, STDIN_FILENO, STDOUT_FILENO);
    pa_iochannel_set_noclose(io, 1);

    m->userdata = pa_cli_new(m->core, io, m);

    pa_cli_set_eof_callback(m->userdata, exit_on_eof ? eof_and_exit_cb : eof_and_unload_cb, m);

    pa_modargs_free(ma);

    return 0;

fail:

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 21
0
int pa__init(pa_module*m) {

    struct userdata *u;
    pa_modargs *ma = NULL;
    char *hn, *un;

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->native = pa_native_protocol_get(u->core);

    u->services = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);

    u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->sink_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);
    u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->source_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], PA_HOOK_LATE, (pa_hook_cb_t) device_new_or_changed_cb, u);
    u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_LATE, (pa_hook_cb_t) device_unlink_cb, u);

    un = pa_get_user_name_malloc();
    hn = pa_get_host_name_malloc();
    u->service_name = pa_truncate_utf8(pa_sprintf_malloc("%s@%s", un, hn), kDNSServiceMaxDomainName-1);
    pa_xfree(un);
    pa_xfree(hn);

    publish_all_services(u);
    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    const char *module_id;
    DroidAfGlueCallbacks cb;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    struct userdata *u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    m->userdata = u;

    module_id = pa_modargs_get_value(ma, "module_id", DEFAULT_MODULE_ID);

    if (!(u->hw_module = pa_droid_hw_module_get(u->core, NULL, module_id))) {
        pa_log("Couldn't get hw module %s, is module-droid-card loaded?", module_id);
        goto fail;
    }

    cb.set_parameters = set_parameters_cb;
    cb.get_parameters = get_parameters_cb;

    u->glue = droid_afglue_connect(&cb, u);

    if (!u->glue) {
        pa_log("Couldn't establish connection to miniafservice.");
        goto fail;
    }

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
int pa__init(pa_module*m) {
    pa_iochannel *io;
    pa_modargs *ma;
    int32_t fd = -1;
    int r = -1;
    pa_native_options *options = NULL;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto finish;
    }

    if (pa_modargs_get_value_s32(ma, "fd", &fd) < 0 || fd < 0) {
        pa_log("Invalid file descriptor.");
        goto finish;
    }

    m->userdata = pa_native_protocol_get(m->core);

    io = pa_iochannel_new(m->core->mainloop, fd, fd);

    options = pa_native_options_new();
    options->module = m;
    options->auth_anonymous = true;

    pa_native_protocol_connect(m->userdata, io, options);

    r = 0;

finish:
    if (ma)
        pa_modargs_free(ma);

    if (options)
        pa_native_options_unref(options);

    return r;
}
Ejemplo n.º 24
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    bool restore_device = true, restore_volume = true;
    pa_module *n;
    char *t;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "restore_device", &restore_device) < 0 ||
        pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0) {
        pa_log("restore_volume= and restore_device= expect boolean arguments");
        goto fail;
    }

    pa_log_warn("We will now load module-stream-restore. Please make sure to remove module-volume-restore from your configuration.");

    t = pa_sprintf_malloc("restore_volume=%s restore_device=%s", pa_yes_no(restore_volume), pa_yes_no(restore_device));
    n = pa_module_load(m->core, "module-stream-restore", t);
    pa_xfree(t);

    if (n)
        pa_module_unload_request(m, true);

    pa_modargs_free(ma);

    return n ? 0 : -1;

fail:
    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 25
0
int pa__init(pa_module*m) {

    struct userdata *u;
    pa_modargs *ma = NULL;
    int error;

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->sink_browser = u->source_browser = NULL;

    u->tunnels = pa_hashmap_new(tunnel_hash, tunnel_compare);

    u->avahi_poll = pa_avahi_poll_new(m->core->mainloop);

    if (!(u->client = avahi_client_new(u->avahi_poll, AVAHI_CLIENT_NO_FAIL, client_callback, u, &error))) {
        pa_log("pa_avahi_client_new() failed: %s", avahi_strerror(error));
        goto fail;
    }

    pa_modargs_free(ma);

    return 0;

fail:
    pa__done(m);

    if (ma)
        pa_modargs_free(ma);

    return -1;
}
Ejemplo n.º 26
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments");
        return -1;
    }

    m->userdata = u = pa_xnew(struct userdata, 1);
    u->sink_name = pa_xstrdup(pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
    u->put_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_LATE, (pa_hook_cb_t) put_hook_callback, u);
    u->unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_EARLY, (pa_hook_cb_t) unlink_hook_callback, u);
    u->null_module = PA_INVALID_INDEX;
    u->ignore = FALSE;

    pa_modargs_free(ma);

    load_null_sink_if_needed(m->core, NULL, u);

    return 0;
}
Ejemplo n.º 27
0
int pa__init(pa_module *m) {
    struct userdata *u;
    struct stat st;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma;
    struct pollfd *pollfd;
    pa_source_new_data data;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    ss = m->core->default_sample_spec;
    map = m->core->default_channel_map;
    if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) {
        pa_log("Invalid sample format specification or channel map");
        goto fail;
    }

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    pa_memchunk_reset(&u->memchunk);
    u->rtpoll = pa_rtpoll_new();

    if (pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll) < 0) {
        pa_log("pa_thread_mq_init() failed.");
        goto fail;
    }

    u->filename = pa_runtime_path(pa_modargs_get_value(ma, "file", DEFAULT_FILE_NAME));

    if (mkfifo(u->filename, 0666) < 0) {
        pa_log("mkfifo('%s'): %s", u->filename, pa_cstrerror(errno));
        goto fail;
    }
    if ((u->fd = pa_open_cloexec(u->filename, O_RDWR, 0)) < 0) {
        pa_log("open('%s'): %s", u->filename, pa_cstrerror(errno));
        goto fail;
    }

    pa_make_fd_nonblock(u->fd);

    if (fstat(u->fd, &st) < 0) {
        pa_log("fstat('%s'): %s", u->filename, pa_cstrerror(errno));
        goto fail;
    }

    if (!S_ISFIFO(st.st_mode)) {
        pa_log("'%s' is not a FIFO.", u->filename);
        goto fail;
    }

    pa_source_new_data_init(&data);
    data.driver = __FILE__;
    data.module = m;
    pa_source_new_data_set_name(&data, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME));
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->filename);
    pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Unix FIFO source %s", u->filename);
    pa_source_new_data_set_sample_spec(&data, &ss);
    pa_source_new_data_set_channel_map(&data, &map);

    if (pa_modargs_get_proplist(ma, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
        pa_log("Invalid properties");
        pa_source_new_data_done(&data);
        goto fail;
    }

    u->source = pa_source_new(m->core, &data, PA_SOURCE_LATENCY);
    pa_source_new_data_done(&data);

    if (!u->source) {
        pa_log("Failed to create source.");
        goto fail;
    }

    u->source->parent.process_msg = source_process_msg;
    u->source->userdata = u;

    pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
    pa_source_set_rtpoll(u->source, u->rtpoll);
    pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(pa_pipe_buf(u->fd), &u->source->sample_spec));

    u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1);
    pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
    pollfd->fd = u->fd;
    pollfd->events = pollfd->revents = 0;

    if (!(u->thread = pa_thread_new("pipe-source", thread_func, u))) {
        pa_log("Failed to create thread.");
        goto fail;
    }

    pa_source_put(u->source);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 28
0
pa_bool_t pa_speex_ec_init(pa_core *c, pa_echo_canceller *ec,
                           pa_sample_spec *source_ss, pa_channel_map *source_map,
                           pa_sample_spec *sink_ss, pa_channel_map *sink_map,
                           uint32_t *nframes, const char *args)
{
    int rate;
    uint32_t y, frame_size_ms, filter_size_ms;
    pa_modargs *ma;

    if (!(ma = pa_modargs_new(args, valid_modargs))) {
        pa_log("Failed to parse submodule arguments.");
        goto fail;
    }

    filter_size_ms = DEFAULT_FILTER_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "filter_size_ms", &filter_size_ms) < 0 || filter_size_ms < 1 || filter_size_ms > 2000) {
        pa_log("Invalid filter_size_ms specification");
        goto fail;
    }

    frame_size_ms = DEFAULT_FRAME_SIZE_MS;
    if (pa_modargs_get_value_u32(ma, "frame_size_ms", &frame_size_ms) < 0 || frame_size_ms < 1 || frame_size_ms > 200) {
        pa_log("Invalid frame_size_ms specification");
        goto fail;
    }

    pa_speex_ec_fixate_spec(source_ss, source_map, sink_ss, sink_map);

    rate = source_ss->rate;
    *nframes = (rate * frame_size_ms) / 1000;
    /* nframes should be a power of 2, round down to nearest power of two */
    y = 1 << ((8 * sizeof (uint32_t)) - 2);
    while (y > *nframes)
      y >>= 1;
    *nframes = y;

    pa_log_debug ("Using nframes %d, channels %d, rate %d", *nframes, source_ss->channels, source_ss->rate);

    ec->params.priv.speex.state = speex_echo_state_init_mc (*nframes, (rate * filter_size_ms) / 1000, source_ss->channels, source_ss->channels);

    if (!ec->params.priv.speex.state)
        goto fail;

    speex_echo_ctl(ec->params.priv.speex.state, SPEEX_ECHO_SET_SAMPLING_RATE, &rate);

    if (!pa_speex_ec_preprocessor_init(ec, source_ss, *nframes, ma))
        goto fail;

    pa_modargs_free(ma);
    return TRUE;

fail:
    if (ma)
        pa_modargs_free(ma);
    if (ec->params.priv.speex.pp_state) {
        speex_preprocess_state_destroy(ec->params.priv.speex.pp_state);
        ec->params.priv.speex.pp_state = NULL;
    }
    if (ec->params.priv.speex.state) {
        speex_echo_state_destroy(ec->params.priv.speex.state);
        ec->params.priv.speex.state = NULL;
    }
    return FALSE;
}
Ejemplo n.º 29
0
int pa__init(pa_module*m) {

    struct audio_buf_info info;
    struct userdata *u = NULL;
    const char *dev;
    int fd = -1;
    int nfrags, orig_frag_size, frag_size;
    int mode, caps;
    pa_bool_t record = TRUE, playback = TRUE, use_mmap = TRUE;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma = NULL;
    char hwdesc[64];
    const char *name;
    pa_bool_t namereg_fail;
    pa_sink_new_data sink_new_data;
    pa_source_new_data source_new_data;

    pa_assert(m);

    if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
        pa_log("Failed to parse module arguments.");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "record", &record) < 0 || pa_modargs_get_value_boolean(ma, "playback", &playback) < 0) {
        pa_log("record= and playback= expect boolean argument.");
        goto fail;
    }

    if (!playback && !record) {
        pa_log("Neither playback nor record enabled for device.");
        goto fail;
    }

    mode = (playback && record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0));

    ss = m->core->default_sample_spec;
    map = m->core->default_channel_map;
    if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_OSS) < 0) {
        pa_log("Failed to parse sample specification or channel map");
        goto fail;
    }

    nfrags = (int) m->core->default_n_fragments;
    frag_size = (int) pa_usec_to_bytes(m->core->default_fragment_size_msec*1000, &ss);
    if (frag_size <= 0)
        frag_size = (int) pa_frame_size(&ss);

    if (pa_modargs_get_value_s32(ma, "fragments", &nfrags) < 0 || pa_modargs_get_value_s32(ma, "fragment_size", &frag_size) < 0) {
        pa_log("Failed to parse fragments arguments");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "mmap", &use_mmap) < 0) {
        pa_log("Failed to parse mmap argument.");
        goto fail;
    }

    if ((fd = pa_oss_open(dev = pa_modargs_get_value(ma, "device", DEFAULT_DEVICE), &mode, &caps)) < 0)
        goto fail;

    if (use_mmap && (!(caps & DSP_CAP_MMAP) || !(caps & DSP_CAP_TRIGGER))) {
        pa_log_info("OSS device not mmap capable, falling back to UNIX read/write mode.");
        use_mmap = FALSE;
    }

    if (use_mmap && mode == O_WRONLY) {
        pa_log_info("Device opened for playback only, cannot do memory mapping, falling back to UNIX write() mode.");
        use_mmap = FALSE;
    }

    if (pa_oss_get_hw_description(dev, hwdesc, sizeof(hwdesc)) >= 0)
        pa_log_info("Hardware name is '%s'.", hwdesc);
    else
        hwdesc[0] = 0;

    pa_log_info("Device opened in %s mode.", mode == O_WRONLY ? "O_WRONLY" : (mode == O_RDONLY ? "O_RDONLY" : "O_RDWR"));

    orig_frag_size = frag_size;
    if (nfrags >= 2 && frag_size >= 1)
        if (pa_oss_set_fragments(fd, nfrags, frag_size) < 0)
            goto fail;

    if (pa_oss_auto_format(fd, &ss) < 0)
        goto fail;

    if (ioctl(fd, SNDCTL_DSP_GETBLKSIZE, &frag_size) < 0) {
        pa_log("SNDCTL_DSP_GETBLKSIZE: %s", pa_cstrerror(errno));
        goto fail;
    }
    pa_assert(frag_size > 0);

    u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    m->userdata = u;
    u->fd = fd;
    u->mixer_fd = -1;
    u->mixer_devmask = 0;
    u->use_getospace = u->use_getispace = TRUE;
    u->use_getodelay = TRUE;
    u->mode = mode;
    u->frame_size = pa_frame_size(&ss);
    u->device_name = pa_xstrdup(dev);
    u->in_nfrags = u->out_nfrags = (uint32_t) (u->nfrags = nfrags);
    u->out_fragment_size = u->in_fragment_size = (uint32_t) (u->frag_size = frag_size);
    u->orig_frag_size = orig_frag_size;
    u->use_mmap = use_mmap;
    u->rtpoll = pa_rtpoll_new();
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
    u->rtpoll_item = NULL;
    build_pollfd(u);

    if (ioctl(fd, SNDCTL_DSP_GETISPACE, &info) >= 0) {
        pa_log_info("Input -- %u fragments of size %u.", info.fragstotal, info.fragsize);
        u->in_fragment_size = (uint32_t) info.fragsize;
        u->in_nfrags = (uint32_t) info.fragstotal;
        u->use_getispace = TRUE;
    }

    if (ioctl(fd, SNDCTL_DSP_GETOSPACE, &info) >= 0) {
        pa_log_info("Output -- %u fragments of size %u.", info.fragstotal, info.fragsize);
        u->out_fragment_size = (uint32_t) info.fragsize;
        u->out_nfrags = (uint32_t) info.fragstotal;
        u->use_getospace = TRUE;
    }

    u->in_hwbuf_size = u->in_nfrags * u->in_fragment_size;
    u->out_hwbuf_size = u->out_nfrags * u->out_fragment_size;

    if (mode != O_WRONLY) {
        char *name_buf = NULL;

        if (use_mmap) {
            if ((u->in_mmap = mmap(NULL, u->in_hwbuf_size, PROT_READ, MAP_SHARED, fd, 0)) == MAP_FAILED) {
                pa_log_warn("mmap(PROT_READ) failed, reverting to non-mmap mode: %s", pa_cstrerror(errno));
                use_mmap = u->use_mmap = FALSE;
                u->in_mmap = NULL;
            } else
                pa_log_debug("Successfully mmap()ed input buffer.");
        }

        if ((name = pa_modargs_get_value(ma, "source_name", NULL)))
            namereg_fail = TRUE;
        else {
            name = name_buf = pa_sprintf_malloc("oss_input.%s", pa_path_get_filename(dev));
            namereg_fail = FALSE;
        }

        pa_source_new_data_init(&source_new_data);
        source_new_data.driver = __FILE__;
        source_new_data.module = m;
        pa_source_new_data_set_name(&source_new_data, name);
        source_new_data.namereg_fail = namereg_fail;
        pa_source_new_data_set_sample_spec(&source_new_data, &ss);
        pa_source_new_data_set_channel_map(&source_new_data, &map);
        pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_STRING, dev);
        pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_API, "oss");
        pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, hwdesc[0] ? hwdesc : dev);
        pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, use_mmap ? "mmap" : "serial");
        pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (u->in_hwbuf_size));
        pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (u->in_fragment_size));

        if (pa_modargs_get_proplist(ma, "source_properties", source_new_data.proplist, PA_UPDATE_REPLACE) < 0) {
            pa_log("Invalid properties");
            pa_source_new_data_done(&source_new_data);
            goto fail;
        }

        u->source = pa_source_new(m->core, &source_new_data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
        pa_source_new_data_done(&source_new_data);
        pa_xfree(name_buf);

        if (!u->source) {
            pa_log("Failed to create source object");
            goto fail;
        }

        u->source->parent.process_msg = source_process_msg;
        u->source->userdata = u;

        pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
        pa_source_set_rtpoll(u->source, u->rtpoll);
        pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->in_hwbuf_size, &u->source->sample_spec));
        u->source->refresh_volume = TRUE;

        if (use_mmap)
            u->in_mmap_memblocks = pa_xnew0(pa_memblock*, u->in_nfrags);
    }
Ejemplo n.º 30
0
int pa__init(pa_module* m)
{
    pa_assert(m);

    /* this example uses fixed sample spec and channel map
     *
     * however, usually we to the following instead:
     *  - set sample spec and chennel map to default values:
     *      m->core->default_sample_spec
     *      m->core->default_channel_map
     *
     *  - overwrite them with pa_modargs_get_sample_spec_and_channel_map()
     *    if module was loaded with corresponding arguments
     *
     *  - finally adjust values to nearest supported form
     */
    pa_sample_spec sample_spec;
    sample_spec.format = PA_SAMPLE_FLOAT32LE;
    sample_spec.rate = 44100;
    sample_spec.channels = 2;

    pa_channel_map channel_map;
    pa_channel_map_init_stereo(&channel_map);

    /* get module arguments (key-value list passed to load-module) */
    pa_modargs *args;
    if (!(args = pa_modargs_new(m->argument, example_sink_modargs))) {
        pa_log("[example sink] failed to parse module arguments");
        goto error;
    }

    /* create and initialize module-specific data */
    struct example_sink_userdata *u = pa_xnew0(struct example_sink_userdata, 1);
    pa_assert(u);
    m->userdata = u;

    u->module = m;
    u->rtpoll = pa_rtpoll_new();
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);

    u->output_file = pa_modargs_get_value(args, "output_file", "/dev/null");
    u->output_fd = open(u->output_file, O_WRONLY | O_CREAT | O_TRUNC);
    if (u->output_fd == -1) {
        pa_log("[example sink] can't open output file %s", u->output_file);
        goto error;
    }

    /* create and initialize sink */
    pa_sink_new_data data;
    pa_sink_new_data_init(&data);
    data.driver = "example_sink";
    data.module = m;
    pa_sink_new_data_set_name(
        &data,
        pa_modargs_get_value(args, "sink_name", "example_sink"));
    pa_sink_new_data_set_sample_spec(&data, &sample_spec);
    pa_sink_new_data_set_channel_map(&data, &channel_map);

    if (pa_modargs_get_proplist(
            args,
            "sink_properties",
            data.proplist,
            PA_UPDATE_REPLACE) < 0) {
        pa_log("[example sink] invalid sink properties");
        pa_sink_new_data_done(&data);
        goto error;
    }

    u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY);
    pa_sink_new_data_done(&data);

    if (!u->sink) {
        pa_log("[example sink] failed to create sink");
        goto error;
    }

    /* setup sink callbacks */
    u->sink->parent.process_msg = process_message;
    u->sink->userdata = u;

    /* setup sink event loop */
    pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
    pa_sink_set_rtpoll(u->sink, u->rtpoll);

    /* start thread for sink event loop and sample reader */
    if (!(u->thread = pa_thread_new("example_sink", thread_loop, u))) {
        pa_log("[example sink] failed to create thread");
        goto error;
    }

    pa_sink_put(u->sink);
    pa_modargs_free(args);

    return 0;

error:
    if (args) {
        pa_modargs_free(args);
    }
    pa__done(m);

    return -1;
}