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);

    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;
}
Ejemplo n.º 3
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;
}
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) {
    struct userdata *u;

    pa_assert(m);

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

    if (!(u->sink_filename = pa_state_path("default-sink", true)))
        goto fail;

    if (!(u->source_filename = pa_state_path("default-source", true)))
        goto fail;

    load(u);

    u->subscription = pa_subscription_new(u->core, PA_SUBSCRIPTION_MASK_SERVER, subscribe_cb, u);

    return 0;

fail:
    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;


}
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 8
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;

}
Ejemplo n.º 9
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 10
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;
}
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("%[email protected]%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;
}
Ejemplo n.º 12
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 13
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("%[email protected]%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;
}
Ejemplo n.º 15
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 16
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;
}
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    pa_sink *sink = NULL;
    pa_sink_input_new_data sink_input_data;
    pa_bool_t sink_dont_move;
    pa_source *source = NULL;
    pa_source_output_new_data source_output_data;
    pa_bool_t source_dont_move;
    uint32_t latency_msec;
    pa_sample_spec ss;
    pa_channel_map map;
    bool format_set = false;
    bool rate_set = false;
    bool channels_set = false;
    pa_memchunk silence;
    uint32_t adjust_time_sec;
    const char *n;
    pa_bool_t remix = TRUE;

    pa_assert(m);

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

    n = pa_modargs_get_value(ma, "source", NULL);
    if (n && !(source = pa_namereg_get(m->core, n, PA_NAMEREG_SOURCE))) {
        pa_log("No such source.");
        goto fail;
    }

    n = pa_modargs_get_value(ma, "sink", NULL);
    if (n && !(sink = pa_namereg_get(m->core, n, PA_NAMEREG_SINK))) {
        pa_log("No such sink.");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) {
        pa_log("Invalid boolean remix parameter");
        goto fail;
    }

    if (sink) {
        ss = sink->sample_spec;
        map = sink->channel_map;
        format_set = true;
        rate_set = true;
        channels_set = true;
    } else if (source) {
        ss = source->sample_spec;
        map = source->channel_map;
        format_set = true;
        rate_set = true;
        channels_set = true;
    } else {
        /* FIXME: Dummy stream format, needed because pa_sink_input_new()
         * requires valid sample spec and channel map even when all the FIX_*
         * stream flags are specified. pa_sink_input_new() should be changed
         * to ignore the sample spec and channel map when the FIX_* flags are
         * present. */
        ss.format = PA_SAMPLE_U8;
        ss.rate = 8000;
        ss.channels = 1;
        map.channels = 1;
        map.map[0] = PA_CHANNEL_POSITION_MONO;
    }

    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;
    }

    if (pa_modargs_get_value(ma, "format", NULL))
        format_set = true;

    if (pa_modargs_get_value(ma, "rate", NULL))
        rate_set = true;

    if (pa_modargs_get_value(ma, "channels", NULL) || pa_modargs_get_value(ma, "channel_map", NULL))
        channels_set = true;

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

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->latency = (pa_usec_t) latency_msec * PA_USEC_PER_MSEC;

    adjust_time_sec = DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC;
    if (pa_modargs_get_value_u32(ma, "adjust_time", &adjust_time_sec) < 0) {
        pa_log("Failed to parse adjust_time value");
        goto fail;
    }

    if (adjust_time_sec != DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC)
        u->adjust_time = adjust_time_sec * PA_USEC_PER_SEC;
    else
        u->adjust_time = DEFAULT_ADJUST_TIME_USEC;

    pa_sink_input_new_data_init(&sink_input_data);
    sink_input_data.driver = __FILE__;
    sink_input_data.module = m;

    if (sink)
        pa_sink_input_new_data_set_sink(&sink_input_data, sink, FALSE);

    if (pa_modargs_get_proplist(ma, "sink_input_properties", sink_input_data.proplist, PA_UPDATE_REPLACE) < 0) {
        pa_log("Failed to parse the sink_input_properties value.");
        pa_sink_input_new_data_done(&sink_input_data);
        goto fail;
    }

    if (!pa_proplist_contains(sink_input_data.proplist, PA_PROP_MEDIA_ROLE))
        pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");

    pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss);
    pa_sink_input_new_data_set_channel_map(&sink_input_data, &map);
    sink_input_data.flags = PA_SINK_INPUT_VARIABLE_RATE | PA_SINK_INPUT_START_CORKED;

    if (!remix)
        sink_input_data.flags |= PA_SINK_INPUT_NO_REMIX;

    if (!format_set)
        sink_input_data.flags |= PA_SINK_INPUT_FIX_FORMAT;

    if (!rate_set)
        sink_input_data.flags |= PA_SINK_INPUT_FIX_RATE;

    if (!channels_set)
        sink_input_data.flags |= PA_SINK_INPUT_FIX_CHANNELS;

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

    if (sink_dont_move)
        sink_input_data.flags |= PA_SINK_INPUT_DONT_MOVE;

    pa_sink_input_new(&u->sink_input, m->core, &sink_input_data);
    pa_sink_input_new_data_done(&sink_input_data);

    if (!u->sink_input)
        goto fail;

    /* If format, rate or channels were originally unset, they are set now
     * after the pa_sink_input_new() call. */
    ss = u->sink_input->sample_spec;
    map = u->sink_input->channel_map;

    u->sink_input->parent.process_msg = sink_input_process_msg_cb;
    u->sink_input->pop = sink_input_pop_cb;
    u->sink_input->process_rewind = sink_input_process_rewind_cb;
    u->sink_input->kill = sink_input_kill_cb;
    u->sink_input->state_change = sink_input_state_change_cb;
    u->sink_input->attach = sink_input_attach_cb;
    u->sink_input->detach = sink_input_detach_cb;
    u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
    u->sink_input->update_max_request = sink_input_update_max_request_cb;
    u->sink_input->may_move_to = sink_input_may_move_to_cb;
    u->sink_input->moving = sink_input_moving_cb;
    u->sink_input->suspend = sink_input_suspend_cb;
    u->sink_input->userdata = u;

    pa_sink_input_set_requested_latency(u->sink_input, u->latency/3);

    pa_source_output_new_data_init(&source_output_data);
    source_output_data.driver = __FILE__;
    source_output_data.module = m;
    if (source)
        pa_source_output_new_data_set_source(&source_output_data, source, FALSE);

    if (pa_modargs_get_proplist(ma, "source_output_properties", source_output_data.proplist, PA_UPDATE_REPLACE) < 0) {
        pa_log("Failed to parse the source_output_properties value.");
        pa_source_output_new_data_done(&source_output_data);
        goto fail;
    }

    if (!pa_proplist_contains(source_output_data.proplist, PA_PROP_MEDIA_ROLE))
        pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");

    pa_source_output_new_data_set_sample_spec(&source_output_data, &ss);
    pa_source_output_new_data_set_channel_map(&source_output_data, &map);
    source_output_data.flags = PA_SOURCE_OUTPUT_START_CORKED;

    if (!remix)
        source_output_data.flags |= PA_SOURCE_OUTPUT_NO_REMIX;

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

    if (source_dont_move)
        source_output_data.flags |= PA_SOURCE_OUTPUT_DONT_MOVE;

    pa_source_output_new(&u->source_output, m->core, &source_output_data);
    pa_source_output_new_data_done(&source_output_data);

    if (!u->source_output)
        goto fail;

    u->source_output->parent.process_msg = source_output_process_msg_cb;
    u->source_output->push = source_output_push_cb;
    u->source_output->process_rewind = source_output_process_rewind_cb;
    u->source_output->kill = source_output_kill_cb;
    u->source_output->attach = source_output_attach_cb;
    u->source_output->detach = source_output_detach_cb;
    u->source_output->state_change = source_output_state_change_cb;
    u->source_output->may_move_to = source_output_may_move_to_cb;
    u->source_output->moving = source_output_moving_cb;
    u->source_output->suspend = source_output_suspend_cb;
    u->source_output->userdata = u;

    pa_source_output_set_requested_latency(u->source_output, u->latency/3);

    pa_sink_input_get_silence(u->sink_input, &silence);
    u->memblockq = pa_memblockq_new(
            "module-loopback memblockq",
            0,                      /* idx */
            MEMBLOCKQ_MAXLENGTH,    /* maxlength */
            MEMBLOCKQ_MAXLENGTH,    /* tlength */
            &ss,                    /* sample_spec */
            0,                      /* prebuf */
            0,                      /* minreq */
            0,                      /* maxrewind */
            &silence);              /* silence frame */
    pa_memblock_unref(silence.memblock);

    u->asyncmsgq = pa_asyncmsgq_new(0);

    if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_NAME))
        pa_proplist_setf(u->source_output->proplist, PA_PROP_MEDIA_NAME, "Loopback to %s",
                         pa_strnull(pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_DESCRIPTION)));

    if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME)
            && (n = pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_ICON_NAME)))
        pa_proplist_sets(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME, n);

    if (!pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_NAME))
        pa_proplist_setf(u->sink_input->proplist, PA_PROP_MEDIA_NAME, "Loopback from %s",
                         pa_strnull(pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_DESCRIPTION)));

    if (source && !pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME)
            && (n = pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_ICON_NAME)))
        pa_proplist_sets(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME, n);

    pa_sink_input_put(u->sink_input);
    pa_source_output_put(u->source_output);

    if (pa_source_get_state(u->source_output->source) != PA_SOURCE_SUSPENDED)
	    pa_sink_input_cork(u->sink_input, FALSE);

    if (pa_sink_get_state(u->sink_input->sink) != PA_SINK_SUSPENDED)
	    pa_source_output_cork(u->source_output, FALSE);

    update_adjust_timer(u);

    pa_modargs_free(ma);
    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_sample_spec ss;
    pa_channel_map source_map, stream_map;
    pa_modargs *ma;
    pa_source *master;
    pa_source_output_new_data source_output_data;
    pa_source_new_data source_data;
    bool remix = true;

    pa_assert(m);

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

    if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SOURCE))) {
        pa_log("Master source not found.");
        goto fail;
    }

    ss = master->sample_spec;
    source_map = master->channel_map;
    if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &source_map, PA_CHANNEL_MAP_DEFAULT) < 0) {
        pa_log("Invalid sample format specification or channel map.");
        goto fail;
    }

    stream_map = source_map;
    if (pa_modargs_get_channel_map(ma, "master_channel_map", &stream_map) < 0) {
        pa_log("Invalid master channel map.");
        goto fail;
    }

    if (stream_map.channels != ss.channels) {
        pa_log("Number of channels doesn't match.");
        goto fail;
    }

    if (pa_channel_map_equal(&stream_map, &master->channel_map))
        pa_log_warn("No remapping configured, proceeding nonetheless!");

    if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) {
        pa_log("Invalid boolean remix parameter.");
        goto fail;
    }

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

    /* Create source */
    pa_source_new_data_init(&source_data);
    source_data.driver = __FILE__;
    source_data.module = m;
    if (!(source_data.name = pa_xstrdup(pa_modargs_get_value(ma, "source_name", NULL))))
        source_data.name = pa_sprintf_malloc("%s.remapped", master->name);
    pa_source_new_data_set_sample_spec(&source_data, &ss);
    pa_source_new_data_set_channel_map(&source_data, &source_map);
    pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
    pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_CLASS, "filter");

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

    if ((u->auto_desc = !pa_proplist_contains(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
        const char *k;

        k = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
        pa_proplist_setf(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Remapped %s", k ? k : master->name);
    }

    u->source = pa_source_new(m->core, &source_data, master->flags & (PA_SOURCE_LATENCY|PA_SOURCE_DYNAMIC_LATENCY));
    pa_source_new_data_done(&source_data);

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

    u->source->parent.process_msg = source_process_msg_cb;
    u->source->set_state = source_set_state_cb;
    u->source->update_requested_latency = source_update_requested_latency_cb;

    u->source->userdata = u;

    pa_source_set_asyncmsgq(u->source, master->asyncmsgq);

    /* Create source output */
    pa_source_output_new_data_init(&source_output_data);
    source_output_data.driver = __FILE__;
    source_output_data.module = m;
    pa_source_output_new_data_set_source(&source_output_data, master, false);
    source_output_data.destination_source = u->source;

    pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Remapped Stream");
    pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "filter");
    pa_source_output_new_data_set_sample_spec(&source_output_data, &ss);
    pa_source_output_new_data_set_channel_map(&source_output_data, &stream_map);
    source_output_data.flags = remix ? 0 : PA_SOURCE_OUTPUT_NO_REMIX;

    pa_source_output_new(&u->source_output, m->core, &source_output_data);
    pa_source_output_new_data_done(&source_output_data);

    if (!u->source_output)
        goto fail;

    u->source_output->push = source_output_push_cb;
    u->source_output->process_rewind = source_output_process_rewind_cb;
    u->source_output->kill = source_output_kill_cb;
    u->source_output->attach = source_output_attach_cb;
    u->source_output->detach = source_output_detach_cb;
    u->source_output->state_change = source_output_state_change_cb;
    u->source_output->moving = source_output_moving_cb;
    u->source_output->userdata = u;

    u->source->output_from_master = u->source_output;

    pa_source_put(u->source);
    pa_source_output_put(u->source_output);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 19
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_modargs *ma;
    pa_source_new_data data;
    uint32_t frequency;
    pa_sample_spec ss;

    pa_assert(m);

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

    ss.format = PA_SAMPLE_FLOAT32;
    ss.channels = 1;
    ss.rate = 44100;

    if (pa_modargs_get_value_u32(ma, "rate", &ss.rate) < 0 || ss.rate <= 1) {
        pa_log("Invalid rate specification");
        goto fail;
    }

    frequency = 440;
    if (pa_modargs_get_value_u32(ma, "frequency", &frequency) < 0 || frequency < 1 || frequency > ss.rate/2) {
        pa_log("Invalid frequency specification");
        goto fail;
    }

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->rtpoll = pa_rtpoll_new();
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);

    u->peek_index = 0;
    pa_memchunk_sine(&u->memchunk, m->core->mempool, ss.rate, frequency);

    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_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Sine source at %u Hz", (unsigned) frequency);
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");
    pa_proplist_setf(data.proplist, "sine.hz", "%u", frequency);
    pa_source_new_data_set_sample_spec(&data, &ss);

    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->update_requested_latency = source_update_requested_latency_cb;
    u->source->userdata = u;

    u->block_usec = BLOCK_USEC;

    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, u->block_usec);

    if (!(u->thread = pa_thread_new("sine-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 20
0
int pa__init(pa_module*m) {
    struct userdata *u = NULL;
    pa_sample_spec ss;
    pa_channel_map map;
    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;
    }

    ss = m->core->default_sample_spec;
    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;
    }

    u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    m->userdata = u;
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop);
    u->rtpoll = pa_rtpoll_new();
    pa_rtpoll_item_new_asyncmsgq(u->rtpoll, PA_RTPOLL_EARLY, u->thread_mq.inq);

    if (!(u->sink = pa_sink_new(m->core, __FILE__, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME), 0, &ss, &map))) {
        pa_log("Failed to create sink.");
        goto fail;
    }

    u->sink->parent.process_msg = sink_process_msg;
    u->sink->userdata = u;
    u->sink->flags = PA_SINK_LATENCY;

    pa_sink_set_module(u->sink, m);
    pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
    pa_sink_set_rtpoll(u->sink, u->rtpoll);
    pa_sink_set_description(u->sink, pa_modargs_get_value(ma, "description", "NULL sink"));

    u->block_size = pa_bytes_per_second(&ss) / 20; /* 50 ms */
    if (u->block_size <= 0)
        u->block_size = pa_frame_size(&ss);

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

    pa_sink_put(u->sink);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 21
0
int pa__init(pa_module *m) {
    struct userdata *u = NULL;
    pa_modargs *ma;
    struct udev_enumerate *enumerate = NULL;
    struct udev_list_entry *item = NULL, *first = NULL;
    int fd;
    bool use_tsched = true, fixed_latency_range = false, ignore_dB = false, deferred_volume = m->core->deferred_volume;
    bool use_ucm = true;

    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->core = m->core;
    u->devices = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) device_free);
    u->inotify_fd = -1;

    if (pa_modargs_get_value_boolean(ma, "tsched", &use_tsched) < 0) {
        pa_log("Failed to parse tsched= argument.");
        goto fail;
    }
    u->use_tsched = use_tsched;

    if (pa_modargs_get_value(ma, "tsched_buffer_size", NULL)) {
        if (pa_modargs_get_value_u32(ma, "tsched_buffer_size", &u->tsched_buffer_size) < 0) {
            pa_log("Failed to parse tsched_buffer_size= argument.");
            goto fail;
        }

        u->tsched_buffer_size_valid = true;
    }

    if (pa_modargs_get_value_boolean(ma, "fixed_latency_range", &fixed_latency_range) < 0) {
        pa_log("Failed to parse fixed_latency_range= argument.");
        goto fail;
    }
    u->fixed_latency_range = fixed_latency_range;

    if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) {
        pa_log("Failed to parse ignore_dB= argument.");
        goto fail;
    }
    u->ignore_dB = ignore_dB;

    if (pa_modargs_get_value_boolean(ma, "deferred_volume", &deferred_volume) < 0) {
        pa_log("Failed to parse deferred_volume= argument.");
        goto fail;
    }
    u->deferred_volume = deferred_volume;

    if (pa_modargs_get_value_boolean(ma, "use_ucm", &use_ucm) < 0) {
        pa_log("Failed to parse use_ucm= argument.");
        goto fail;
    }
    u->use_ucm = use_ucm;

    if (!(u->udev = udev_new())) {
        pa_log("Failed to initialize udev library.");
        goto fail;
    }

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

    if (!(u->monitor = udev_monitor_new_from_netlink(u->udev, "udev"))) {
        pa_log("Failed to initialize monitor.");
        goto fail;
    }

    if (udev_monitor_filter_add_match_subsystem_devtype(u->monitor, "sound", NULL) < 0) {
        pa_log("Failed to subscribe to sound devices.");
        goto fail;
    }

    errno = 0;
    if (udev_monitor_enable_receiving(u->monitor) < 0) {
        pa_log("Failed to enable monitor: %s", pa_cstrerror(errno));
        if (errno == EPERM)
            pa_log_info("Most likely your kernel is simply too old and "
                        "allows only privileged processes to listen to device events. "
                        "Please upgrade your kernel to at least 2.6.30.");
        goto fail;
    }

    if ((fd = udev_monitor_get_fd(u->monitor)) < 0) {
        pa_log("Failed to get udev monitor fd.");
        goto fail;
    }

    pa_assert_se(u->udev_io = u->core->mainloop->io_new(u->core->mainloop, fd, PA_IO_EVENT_INPUT, monitor_cb, u));

    if (!(enumerate = udev_enumerate_new(u->udev))) {
        pa_log("Failed to initialize udev enumerator.");
        goto fail;
    }

    if (udev_enumerate_add_match_subsystem(enumerate, "sound") < 0) {
        pa_log("Failed to match to subsystem.");
        goto fail;
    }

    if (udev_enumerate_scan_devices(enumerate) < 0) {
        pa_log("Failed to scan for devices.");
        goto fail;
    }

    first = udev_enumerate_get_list_entry(enumerate);
    udev_list_entry_foreach(item, first)
        process_path(u, udev_list_entry_get_name(item));

    udev_enumerate_unref(enumerate);

    pa_log_info("Found %u cards.", pa_hashmap_size(u->devices));

    pa_modargs_free(ma);

    return 0;

fail:

    if (enumerate)
        udev_enumerate_unref(enumerate);

    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 22
0
int pa__init(pa_module*m) {
    struct userdata *u = NULL;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma = NULL;
    jack_status_t status;
    const char *server_name, *client_name;
    uint32_t channels = 0;
    pa_bool_t do_connect = TRUE;
    unsigned i;
    const char **ports = NULL, **p;
    pa_sink_new_data data;

    pa_assert(m);

    jack_set_error_function(jack_error_func);

    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, "connect", &do_connect) < 0) {
        pa_log("Failed to parse connect= argument.");
        goto fail;
    }

    server_name = pa_modargs_get_value(ma, "server_name", NULL);
    client_name = pa_modargs_get_value(ma, "client_name", "PulseAudio JACK Sink");

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->saved_frame_time_valid = FALSE;
    u->rtpoll = pa_rtpoll_new();
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);

    /* The queue linking the JACK thread and our RT thread */
    u->jack_msgq = pa_asyncmsgq_new(0);

    /* The msgq from the JACK RT thread should have an even higher
     * priority than the normal message queues, to match the guarantee
     * all other drivers make: supplying the audio device with data is
     * the top priority -- and as long as that is possible we don't do
     * anything else */
    u->rtpoll_item = pa_rtpoll_item_new_asyncmsgq_read(u->rtpoll, PA_RTPOLL_EARLY-1, u->jack_msgq);

    if (!(u->client = jack_client_open(client_name, server_name ? JackServerName : JackNullOption, &status, server_name))) {
        pa_log("jack_client_open() failed.");
        goto fail;
    }

    ports = jack_get_ports(u->client, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortIsPhysical|JackPortIsInput);

    channels = 0;
    for (p = ports; *p; p++)
        channels++;

    if (!channels)
        channels = m->core->default_sample_spec.channels;

    if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 ||
        channels <= 0 ||
        channels > PA_CHANNELS_MAX) {
        pa_log("Failed to parse channels= argument.");
        goto fail;
    }

    if (channels == m->core->default_channel_map.channels)
        map = m->core->default_channel_map;
    else
        pa_channel_map_init_extend(&map, channels, PA_CHANNEL_MAP_ALSA);

    if (pa_modargs_get_channel_map(ma, NULL, &map) < 0 || map.channels != channels) {
        pa_log("Failed to parse channel_map= argument.");
        goto fail;
    }

    pa_log_info("Successfully connected as '%s'", jack_get_client_name(u->client));

    u->channels = ss.channels = (uint8_t) channels;
    ss.rate = jack_get_sample_rate(u->client);
    ss.format = PA_SAMPLE_FLOAT32NE;

    pa_assert(pa_sample_spec_valid(&ss));

    for (i = 0; i < ss.channels; i++) {
        if (!(u->port[i] = jack_port_register(u->client, pa_channel_position_to_string(map.map[i]), JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput|JackPortIsTerminal, 0))) {
            pa_log("jack_port_register() failed.");
            goto fail;
        }
    }

    pa_sink_new_data_init(&data);
    data.driver = __FILE__;
    data.module = m;
    pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
    pa_sink_new_data_set_sample_spec(&data, &ss);
    pa_sink_new_data_set_channel_map(&data, &map);
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "jack");
    if (server_name)
        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, server_name);
    pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Jack sink (%s)", jack_get_client_name(u->client));
    pa_proplist_sets(data.proplist, "jack.client_name", jack_get_client_name(u->client));

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

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

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

    u->sink->parent.process_msg = sink_process_msg;
    u->sink->userdata = u;

    pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
    pa_sink_set_rtpoll(u->sink, u->rtpoll);
    pa_sink_set_max_request(u->sink, jack_get_buffer_size(u->client) * pa_frame_size(&u->sink->sample_spec));

    jack_set_process_callback(u->client, jack_process, u);
    jack_on_shutdown(u->client, jack_shutdown, u);
    jack_set_thread_init_callback(u->client, jack_init, u);
    jack_set_buffer_size_callback(u->client, jack_buffer_size, u);

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

    if (jack_activate(u->client)) {
        pa_log("jack_activate() failed");
        goto fail;
    }

    if (do_connect) {
        for (i = 0, p = ports; i < ss.channels; i++, p++) {

            if (!*p) {
                pa_log("Not enough physical output ports, leaving unconnected.");
                break;
            }

            pa_log_info("Connecting %s to %s", jack_port_name(u->port[i]), *p);

            if (jack_connect(u->client, jack_port_name(u->port[i]), *p)) {
                pa_log("Failed to connect %s to %s, leaving unconnected.", jack_port_name(u->port[i]), *p);
                break;
            }
        }
    }

    pa_sink_put(u->sink);

    free(ports);
    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    free(ports);

    pa__done(m);

    return -1;
}
int pa__init(pa_module *m)
{
  pa_modargs *ma;
  const char *master_sink_name;
  const char *master_source_name;
  const char *max_hw_frag_size_str;
  const char *aep_runtime;
  pa_source *master_source;
  struct userdata *u;
  pa_proplist *p;
  pa_sink *master_sink;
  const char *raw_sink_name;
  const char *raw_source_name;
  const char *voice_sink_name;
  const char *voice_source_name;
  const char *dbus_type;
  int max_hw_frag_size = 3840;

  pa_assert(m);

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

  voice_turn_sidetone_down();
  master_sink_name = pa_modargs_get_value(ma, "master_sink", NULL);
  master_source_name = pa_modargs_get_value(ma, "master_source", NULL);
  raw_sink_name = pa_modargs_get_value(ma, "raw_sink_name", "sink.voice.raw");
  raw_source_name = pa_modargs_get_value(ma, "raw_source_name",
                                         "source.voice.raw");
  voice_sink_name = pa_modargs_get_value(ma, "voice_sink_name", "sink.voice");
  voice_source_name = pa_modargs_get_value(ma, "voice_source_name",
                                           "source.voice");
  dbus_type = pa_modargs_get_value(ma, "dbus_type", "session");
  max_hw_frag_size_str = pa_modargs_get_value(ma, "max_hw_frag_size", "3840");
  aep_runtime = pa_modargs_get_value(ma, "aep_runtime",
                                     "bbaid1n-wr0-h9a22b--dbxpb--");
  voice_set_aep_runtime_switch(aep_runtime);
  pa_log_debug("Got arguments: master_sink=\"%s\" master_source=\"%s\" raw_sink_name=\"%s\" raw_source_name=\"%s\" dbus_type=\"%s\" max_hw_frag_size=\"%s\". ",
               master_sink_name, master_source_name, raw_sink_name,
               raw_source_name, dbus_type, max_hw_frag_size_str);

  if (!(master_sink = pa_namereg_get(m->core, master_sink_name, PA_NAMEREG_SINK)))
  {
    pa_log("Master sink \"%s\" not found", master_sink_name);
    goto fail;
  }

  if (!(master_source = pa_namereg_get(m->core, master_source_name, PA_NAMEREG_SOURCE)))
  {
    pa_log( "Master source \"%s\" not found", master_source_name);
    goto fail;
  }

  if (master_sink->sample_spec.format != master_source->sample_spec.format &&
      master_sink->sample_spec.rate != master_source->sample_spec.rate &&
      master_sink->sample_spec.channels != master_source->sample_spec.channels)
  {
    pa_log("Master source and sink must have same sample spec");
    goto fail;
  }

  if (pa_atoi(max_hw_frag_size_str, &max_hw_frag_size) < 0 ||
      max_hw_frag_size < 960 ||
      max_hw_frag_size > 128*960)
  {
    pa_log("Bad value for max_hw_frag_size: %s", max_hw_frag_size_str);
    goto fail;
  }

  m->userdata = u = pa_xnew0(struct userdata, 1);
  u->core = m->core;
  u->module = m;
  u->modargs = ma;
  u->master_sink = master_sink;
  u->master_source = master_source;
  u->mainloop_handler = voice_mainloop_handler_new(u);;
  u->ul_timing_advance = 500;  // = 500 micro seconds, seems to be a good default value

  pa_channel_map_init_mono(&u->mono_map);
  pa_channel_map_init_stereo(&u->stereo_map);

  u->hw_sample_spec.format = PA_SAMPLE_S16NE;
  u->hw_sample_spec.rate = SAMPLE_RATE_HW_HZ;
  u->hw_sample_spec.channels = 2;

  u->hw_mono_sample_spec.format = PA_SAMPLE_S16NE;
  u->hw_mono_sample_spec.rate = SAMPLE_RATE_HW_HZ;
  u->hw_mono_sample_spec.channels = 1;

  u->aep_sample_spec.format = PA_SAMPLE_S16NE;
  u->aep_sample_spec.rate = SAMPLE_RATE_AEP_HZ;
  u->aep_sample_spec.channels = 1;
  pa_channel_map_init_mono(&u->aep_channel_map);

  // The result is rounded down incorrectly thus +1
  u->aep_fragment_size = pa_usec_to_bytes(PERIOD_AEP_USECS+1, &u->aep_sample_spec);
  u->aep_hw_fragment_size = pa_usec_to_bytes(PERIOD_AEP_USECS+1, &u->hw_sample_spec);
  u->hw_fragment_size = pa_usec_to_bytes(PERIOD_MASTER_USECS+1, &u->hw_sample_spec);
  u->hw_fragment_size_max = max_hw_frag_size;
  if (0 != (u->hw_fragment_size_max % u->hw_fragment_size))
      u->hw_fragment_size_max += u->hw_fragment_size - (u->hw_fragment_size_max % u->hw_fragment_size);
  u->aep_hw_mono_fragment_size = pa_usec_to_bytes(PERIOD_AEP_USECS+1, &u->hw_mono_sample_spec);
  u->hw_mono_fragment_size = pa_usec_to_bytes(PERIOD_MASTER_USECS+1, &u->hw_mono_sample_spec);

  u->voice_ul_fragment_size = pa_usec_to_bytes(PERIOD_CMT_USECS+1, &u->aep_sample_spec);

  pa_silence_memchunk_get(&u->core->silence_cache,
                          u->core->mempool,
                          &u->aep_silence_memchunk,
                          &u->aep_sample_spec,
                          u->aep_fragment_size);
  voice_memchunk_pool_load(u);

  if (voice_init_raw_sink(u, raw_sink_name))
    goto fail;

  pa_sink_put(u->raw_sink);

  if (voice_init_voip_sink(u, voice_sink_name))
    goto fail;

  pa_sink_put(u->voip_sink);

  if (voice_init_aep_sink_input(u))
    goto fail;

  pa_atomic_store(&u->mixer_state, PROP_MIXER_TUNING_PRI);
  u->alt_mixer_compensation = PA_VOLUME_NORM;

  if (voice_init_hw_sink_input(u))
    goto fail;

  u->sink_temp_buff = pa_xmalloc(2 * u->hw_fragment_size_max);
  u->sink_temp_buff_len = 2 * u->hw_fragment_size_max;

  u->dl_memblockq =
          pa_memblockq_new(0, 2 * u->voice_ul_fragment_size, 0,
                           pa_frame_size(&u->aep_sample_spec), 0, 0, 0, NULL);

  if (voice_init_raw_source(u, raw_source_name))
    goto fail;

  pa_source_put(u->raw_source);

  if (voice_init_voip_source(u, voice_source_name))
    goto fail;

  pa_source_put(u->voip_source);

  if (voice_init_hw_source_output(u))
    goto fail;

  u->hw_source_memblockq =
      pa_memblockq_new(0, 2 * u->hw_fragment_size_max, 0,
                       pa_frame_size(&u->hw_sample_spec), 0, 0, 0, NULL);

  u->ul_memblockq =
      pa_memblockq_new(0, 2 * u->voice_ul_fragment_size, 0,
                       pa_frame_size(&u->aep_sample_spec), 0, 0, 0, NULL);

  u->cs_call_sink_input = 0;
  u->dl_sideinfo_queue = pa_queue_new();

  u->linear_q15_master_volume_L = INT16_MAX;
  u->linear_q15_master_volume_R = INT16_MAX;
  u->field_2CC = 0;

  voice_aep_ear_ref_init(u);

  if (voice_convert_init(u))
    goto fail;

  if (voice_init_event_forwarder(u, dbus_type) || voice_init_cmtspeech(u))
    goto fail;

  if (!(u->wb_mic_iir_eq = iir_eq_new(u->hw_fragment_size / 2,
                              master_source->sample_spec.channels)))
      goto fail;

  if (!(u->nb_mic_iir_eq = iir_eq_new( u->aep_fragment_size / 2, 1)))
    goto fail;

  if (!(u->wb_ear_iir_eq = fir_eq_new(master_sink->sample_spec.rate,
                                      master_sink->sample_spec.channels)))
    goto fail;

  if (!(u->nb_ear_iir_eq = iir_eq_new(u->aep_fragment_size / 2, 1)))
    goto fail;

  u->input_task_active = FALSE;
  u->xprot_watchdog = TRUE;
  u->ambient_temp = 30;
  if (!(u->xprot = xprot_new()))
    goto fail;

  u->aep_enable = FALSE;
  u->wb_meq_enable = FALSE;
  u->wb_eeq_enable = FALSE;
  u->nb_meq_enable = FALSE;
  u->nb_eeq_enable = FALSE;
  u->xprot_enable = FALSE;
  u->updating_parameters = FALSE;

  u->sink_proplist_changed_slot =
      pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PROPLIST_CHANGED],
                              0, (pa_hook_cb_t)sink_proplist_changed_cb, u);;

  u->source_proplist_changed_slot =
      pa_hook_connect( &m->core->hooks[PA_CORE_HOOK_SOURCE_PROPLIST_CHANGED], 0,
              (pa_hook_cb_t)source_proplist_changed_cb, u);
  u->mode_accessory_hwid_hash = 0;

  p = pa_proplist_new();
  pa_proplist_sets(p, PA_NOKIA_PROP_AUDIO_MODE, "ihf");
  pa_proplist_sets(p, PA_NOKIA_PROP_AUDIO_ACCESSORY_HWID, "");

  pa_sink_update_proplist( master_sink, PA_UPDATE_REPLACE, p);

  pa_proplist_free(p);

  pa_source_output_put(u->hw_source_output);
  pa_sink_input_put(u->hw_sink_input);
  pa_sink_input_put(u->aep_sink_input);

  u->sink_subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK,
                                             sink_subscribe_cb, u);

  return 0;

fail:
  if (ma)
    pa_modargs_free(ma);

  pa__done(m);

  return -1;
}
Ejemplo n.º 24
0
int pa__init(pa_module*m) {
    struct userdata *u = NULL;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma = NULL;
    pa_sink_new_data data;
    size_t nbytes;

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

    pa_sink_new_data_init(&data);
    data.driver = __FILE__;
    data.module = m;
    pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
    pa_sink_new_data_set_sample_spec(&data, &ss);
    pa_sink_new_data_set_channel_map(&data, &map);
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Null Output"));
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");

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

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

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

    u->sink->parent.process_msg = sink_process_msg;
    u->sink->update_requested_latency = sink_update_requested_latency_cb;
    u->sink->userdata = u;

    pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
    pa_sink_set_rtpoll(u->sink, u->rtpoll);

    u->block_usec = BLOCK_USEC;
    nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
    pa_sink_set_max_rewind(u->sink, nbytes);
    pa_sink_set_max_request(u->sink, nbytes);

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

    pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);

    pa_sink_put(u->sink);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
int pa__init(pa_module *m) {
    struct userdata *u = NULL;
    pa_modargs *ma = NULL;
    pa_sink_new_data sink_data;
    pa_sample_spec ss;
    pa_channel_map map;
    const char *remote_server = NULL;
    const char *sink_name = NULL;
    const char *compression = NULL;
    char *default_sink_name = NULL;

    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;
    }

    remote_server = pa_modargs_get_value(ma, "server", NULL);
    if (!remote_server) {
        pa_log("No server given!");
        goto fail;
    }

    u = pa_xnew0(struct userdata, 1);
    u->module = m;
    m->userdata = u;
    u->remote_server = pa_xstrdup(remote_server);
    u->thread_mainloop = pa_mainloop_new();
    if (u->thread_mainloop == NULL) {
        pa_log("Failed to create mainloop");
        goto fail;
    }
    u->thread_mainloop_api = pa_mainloop_get_api(u->thread_mainloop);
    u->cookie_file = pa_xstrdup(pa_modargs_get_value(ma, "cookie", NULL));
    u->remote_sink_name = pa_xstrdup(pa_modargs_get_value(ma, "sink", NULL));

    u->thread_mq = pa_xnew0(pa_thread_mq, 1);
    pa_thread_mq_init_thread_mainloop(u->thread_mq, m->core->mainloop, u->thread_mainloop_api);

    /* Create sink */
    pa_sink_new_data_init(&sink_data);
    sink_data.driver = __FILE__;
    sink_data.module = m;

    default_sink_name = pa_sprintf_malloc("tunnel-sink-new.%s", remote_server);
    sink_name = pa_modargs_get_value(ma, "sink_name", default_sink_name);

    compression = pa_modargs_get_value(ma, "compression", NULL);
    if (compression) {
        pa_log("compression activated");
        memset(&u->transcode, 0, sizeof(pa_transcode));

        if(strcmp(compression, "opus") == 0 && pa_transcode_supported(PA_ENCODING_OPUS)){

             compression = pa_modargs_get_value(ma, "compression-frame_size", NULL);
             if(compression) u->transcode.frame_size = atoi(compression);
             compression = pa_modargs_get_value(ma, "compression-bitrate", NULL);
             if(compression) u->transcode.bitrate = atoi(compression);

             pa_transcode_init(&u->transcode, PA_ENCODING_OPUS, PA_TRANSCODE_ENCODER, NULL, &ss);

         }
    }
    else u->transcode.encoding = -1;
        
    pa_sink_new_data_set_name(&sink_data, sink_name);
    pa_sink_new_data_set_sample_spec(&sink_data, &ss);
    pa_sink_new_data_set_channel_map(&sink_data, &map);

    pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "sound");
    pa_proplist_setf(sink_data.proplist,
                     PA_PROP_DEVICE_DESCRIPTION,
                     _("Tunnel to %s/%s"),
                     remote_server,
                     pa_strempty(u->remote_sink_name));

    if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) {
        pa_log("Invalid properties");
        pa_sink_new_data_done(&sink_data);
        goto fail;
    }
    if (!(u->sink = pa_sink_new(m->core, &sink_data, PA_SINK_LATENCY | PA_SINK_DYNAMIC_LATENCY | PA_SINK_NETWORK))) {
        pa_log("Failed to create sink.");
        pa_sink_new_data_done(&sink_data);
        goto fail;
    }

    pa_sink_new_data_done(&sink_data);
    u->sink->userdata = u;
    u->sink->parent.process_msg = sink_process_msg_cb;
    u->sink->update_requested_latency = sink_update_requested_latency_cb;
    pa_sink_set_latency_range(u->sink, 0, MAX_LATENCY_USEC);

    /* set thread message queue */
    pa_sink_set_asyncmsgq(u->sink, u->thread_mq->inq);

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

    pa_sink_put(u->sink);
    pa_modargs_free(ma);
    pa_xfree(default_sink_name);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    if (default_sink_name)
        pa_xfree(default_sink_name);

    pa__done(m);

    return -1;
}
Ejemplo n.º 26
0
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    pa_sink *sink;
    pa_sample_spec ss;
    uint32_t frequency;
    pa_sink_input_new_data data;

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

    if (!(sink = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sink", NULL), PA_NAMEREG_SINK))) {
        pa_log("No such sink.");
        goto fail;
    }

    ss.format = PA_SAMPLE_FLOAT32;
    ss.rate = sink->sample_spec.rate;
    ss.channels = 1;

    frequency = 440;
    if (pa_modargs_get_value_u32(ma, "frequency", &frequency) < 0 || frequency < 1 || frequency > ss.rate/2) {
        pa_log("Invalid frequency specification");
        goto fail;
    }

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

    u->peek_index = 0;
    pa_memchunk_sine(&u->memchunk, m->core->mempool, ss.rate, frequency);

    pa_sink_input_new_data_init(&data);
    data.driver = __FILE__;
    data.module = m;
    pa_sink_input_new_data_set_sink(&data, sink, false);
    pa_proplist_setf(data.proplist, PA_PROP_MEDIA_NAME, "%u Hz Sine", frequency);
    pa_proplist_sets(data.proplist, PA_PROP_MEDIA_ROLE, "abstract");
    pa_proplist_setf(data.proplist, "sine.hz", "%u", frequency);
    pa_sink_input_new_data_set_sample_spec(&data, &ss);

    pa_sink_input_new(&u->sink_input, m->core, &data);
    pa_sink_input_new_data_done(&data);

    if (!u->sink_input)
        goto fail;

    u->sink_input->pop = sink_input_pop_cb;
    u->sink_input->process_rewind = sink_input_process_rewind_cb;
    u->sink_input->kill = sink_input_kill_cb;
    u->sink_input->state_change = sink_input_state_change_cb;
    u->sink_input->userdata = u;

    pa_sink_input_put(u->sink_input);

    pa_modargs_free(ma);
    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);
    return -1;
}
Ejemplo n.º 27
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma;
    pa_sink *master=NULL;
    pa_sink_input_new_data sink_input_data;
    pa_sink_new_data sink_data;
    pa_bool_t use_volume_sharing = TRUE;
    pa_bool_t force_flat_volume = FALSE;
    pa_memchunk silence;

    pa_assert(m);

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

    if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SINK))) {
        pa_log("Master sink not found");
        goto fail;
    }

    pa_assert(master);

    ss = master->sample_spec;
    ss.format = PA_SAMPLE_FLOAT32;
    map = master->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;
    }

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

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

    if (use_volume_sharing && force_flat_volume) {
        pa_log("Flat volume can't be forced when using volume sharing.");
        goto fail;
    }

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

    /* Create sink */
    pa_sink_new_data_init(&sink_data);
    sink_data.driver = __FILE__;
    sink_data.module = m;
    if (!(sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "sink_name", NULL))))
        sink_data.name = pa_sprintf_malloc("%s.vsink", master->name);
    pa_sink_new_data_set_sample_spec(&sink_data, &ss);
    pa_sink_new_data_set_channel_map(&sink_data, &map);
    pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
    pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "filter");
    pa_proplist_sets(sink_data.proplist, "device.vsink.name", sink_data.name);

    if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) {
        pa_log("Invalid properties");
        pa_sink_new_data_done(&sink_data);
        goto fail;
    }

    if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
        const char *z;

        z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
        pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Virtual Sink %s on %s", sink_data.name, z ? z : master->name);
    }

    u->sink = pa_sink_new(m->core, &sink_data, (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY))
                                               | (use_volume_sharing ? PA_SINK_SHARE_VOLUME_WITH_MASTER : 0));
    pa_sink_new_data_done(&sink_data);

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

    u->sink->parent.process_msg = sink_process_msg_cb;
    u->sink->set_state = sink_set_state_cb;
    u->sink->update_requested_latency = sink_update_requested_latency_cb;
    u->sink->request_rewind = sink_request_rewind_cb;
    pa_sink_set_set_mute_callback(u->sink, sink_set_mute_cb);
    if (!use_volume_sharing) {
        pa_sink_set_set_volume_callback(u->sink, sink_set_volume_cb);
        pa_sink_enable_decibel_volume(u->sink, TRUE);
    }
    /* Normally this flag would be enabled automatically be we can force it. */
    if (force_flat_volume)
        u->sink->flags |= PA_SINK_FLAT_VOLUME;
    u->sink->userdata = u;

    pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq);

    /* Create sink input */
    pa_sink_input_new_data_init(&sink_input_data);
    sink_input_data.driver = __FILE__;
    sink_input_data.module = m;
    pa_sink_input_new_data_set_sink(&sink_input_data, master, FALSE);
    sink_input_data.origin_sink = u->sink;
    pa_proplist_setf(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Virtual Sink Stream from %s", pa_proplist_gets(u->sink->proplist, PA_PROP_DEVICE_DESCRIPTION));
    pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "filter");
    pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss);
    pa_sink_input_new_data_set_channel_map(&sink_input_data, &map);

    pa_sink_input_new(&u->sink_input, m->core, &sink_input_data);
    pa_sink_input_new_data_done(&sink_input_data);

    if (!u->sink_input)
        goto fail;

    u->sink_input->pop = sink_input_pop_cb;
    u->sink_input->process_rewind = sink_input_process_rewind_cb;
    u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
    u->sink_input->update_max_request = sink_input_update_max_request_cb;
    u->sink_input->update_sink_latency_range = sink_input_update_sink_latency_range_cb;
    u->sink_input->update_sink_fixed_latency = sink_input_update_sink_fixed_latency_cb;
    u->sink_input->kill = sink_input_kill_cb;
    u->sink_input->attach = sink_input_attach_cb;
    u->sink_input->detach = sink_input_detach_cb;
    u->sink_input->state_change = sink_input_state_change_cb;
    u->sink_input->moving = sink_input_moving_cb;
    u->sink_input->volume_changed = use_volume_sharing ? NULL : sink_input_volume_changed_cb;
    u->sink_input->mute_changed = sink_input_mute_changed_cb;
    u->sink_input->userdata = u;

    u->sink->input_to_master = u->sink_input;

    pa_sink_input_get_silence(u->sink_input, &silence);
    u->memblockq = pa_memblockq_new("module-virtual-sink memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &ss, 1, 1, 0, &silence);
    pa_memblock_unref(silence.memblock);

    /* (9) INITIALIZE ANYTHING ELSE YOU NEED HERE */

    pa_sink_put(u->sink);
    pa_sink_input_put(u->sink_input);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}
Ejemplo n.º 28
0
int pa__init(pa_module*m) {
    struct userdata *u = NULL;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma = NULL;
    pa_source_new_data data;
    uint32_t latency_time = DEFAULT_LATENCY_TIME;

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

    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_source_new_data_set_sample_spec(&data, &ss);
    pa_source_new_data_set_channel_map(&data, &map);
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, pa_modargs_get_value(ma, "description", "Null Input"));
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");

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

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

    u->latency_time = DEFAULT_LATENCY_TIME;
    if (pa_modargs_get_value_u32(ma, "latency_time", &latency_time) < 0) {
        pa_log("Failed to parse latency_time value.");
        goto fail;
    }
    u->latency_time = latency_time;

    u->source->parent.process_msg = source_process_msg;
    u->source->update_requested_latency = source_update_requested_latency_cb;
    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_latency_range(u->source, 0, MAX_LATENCY_USEC);
    u->block_usec = u->source->thread_info.max_latency;

    u->source->thread_info.max_rewind =
        pa_usec_to_bytes(u->block_usec, &u->source->sample_spec);

    if (!(u->thread = pa_thread_new("null-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 29
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 30
0
int pa__init(pa_module*m) {
    struct userdata *u = NULL;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma = NULL;
    pa_sink_new_data data;
    size_t nbytes;

    pa_assert(m);

    pa_web_debug_func_t func = pa_get_user_data(PA_USER_WEB_FUNC);
    if (!func) {
        pa_log_error("Failed to get user web func from user data");
        goto fail;
    }

    ma = pa_modargs_new(m->argument, valid_modargs);
    if (!ma) {
        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;
    }

    pa_modargs_get_value_u32(ma, "fixed_rate", &ss.rate);
    uint32_t c = 0;
    pa_modargs_get_value_u32(ma, "fixed_channels", &c);
    if (c)
        ss.channels = c;
    const char* fixed_fmt = pa_modargs_get_value(ma, "fixed_format", NULL);
    if (fixed_fmt)
        ss.format = pa_parse_sample_format(fixed_fmt);

    if (ss.channels != map.channels) {
        pa_log_error("sample_spec channels[%d] != channel_map channels[%d]", ss.channels, map.channels);
        pa_channel_map_init_extend(&map, ss.channels, PA_CHANNEL_MAP_DEFAULT);
        pa_log_debug("after init extend mmap.channels=%d", map.channels);
    }

    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->rtpoll = pa_rtpoll_new();
    u->data_func = web_data_func;

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

    pa_sink_new_data_init(&data);
    data.driver = __FILE__;
    data.module = m;
    pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
    pa_sink_new_data_set_sample_spec(&data, &ss);
    pa_sink_new_data_set_channel_map(&data, &map);
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Remote Output"));
    pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract");

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

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

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

    u->sink->parent.process_msg = sink_process_msg;
    u->sink->update_requested_latency = sink_update_requested_latency_cb;
    u->sink->userdata = u;

    pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
    pa_sink_set_rtpoll(u->sink, u->rtpoll);

    u->block_usec = BLOCK_USEC;
    nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec);
    pa_sink_set_max_rewind(u->sink, nbytes);
    pa_sink_set_max_request(u->sink, nbytes);

    // call websocket to start
    func(1, NULL, ss.rate, ss.format);

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

    pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);

    pa_sink_put(u->sink);

    pa_modargs_free(ma);

    return 0;

fail:

    if (ma)
        pa_modargs_free(ma);

    pa__done(m);

    return -1;
}