Esempio n. 1
0
void pa_property_init(pa_core *c) {
    pa_assert(c);

    c->properties = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
}
Esempio n. 2
0
void pa_dbus_sync_pending_list(pa_dbus_pending **p) {
    pa_assert(p);

    while (*p && dbus_connection_read_write_dispatch((*p)->connection, -1))
        ;
}
Esempio n. 3
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;
}
Esempio n. 4
0
pa_hook* pa_reserve_wrapper_hook(pa_reserve_wrapper *r) {
    pa_assert(r);
    pa_assert(PA_REFCNT_VALUE(r) >= 1);

    return &r->hook;
}
Esempio n. 5
0
pa_hook* pa_reserve_monitor_wrapper_hook(pa_reserve_monitor_wrapper *w) {
    pa_assert(w);
    pa_assert(PA_REFCNT_VALUE(w) >= 1);

    return &w->hook;
}
Esempio n. 6
0
void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute) {
    pa_assert(data);

    data->muted_is_set = TRUE;
    data->muted = !!mute;
}
Esempio n. 7
0
pa_source *pa_droid_source_new(pa_module *m,
                                 pa_modargs *ma,
                                 const char *driver,
                                 pa_droid_card_data *card_data,
                                 pa_droid_mapping *am,
                                 pa_card *card) {

    struct userdata *u = NULL;
    char *thread_name = NULL;
    pa_source_new_data data;
    const char *module_id = NULL;
    /* const char *tmp; */
    uint32_t sample_rate;
    uint32_t alternate_sample_rate;
    audio_devices_t dev_in;
    pa_sample_spec sample_spec;
    pa_channel_map channel_map;
    bool namereg_fail = false;
    pa_droid_config_audio *config = NULL; /* Only used when source is created without card */
    uint32_t source_buffer = 0;
    char audio_source[32];
    int ret;

    audio_format_t hal_audio_format = 0;
    audio_channel_mask_t hal_channel_mask = 0;

    pa_assert(m);
    pa_assert(ma);
    pa_assert(driver);

    /* When running under card use hw module name for source by default. */
    if (card && ma)
        module_id = am->input->module->name;
    else
        module_id = pa_modargs_get_value(ma, "module_id", DEFAULT_MODULE_ID);

    sample_spec = m->core->default_sample_spec;
    channel_map = m->core->default_channel_map;

    if (pa_modargs_get_sample_spec_and_channel_map(ma, &sample_spec, &channel_map, PA_CHANNEL_MAP_AIFF) < 0) {
        pa_log("Failed to parse sample specification and channel map.");
        goto fail;
    }

    alternate_sample_rate = m->core->alternate_sample_rate;
    if (pa_modargs_get_alternate_sample_rate(ma, &alternate_sample_rate) < 0) {
        pa_log("Failed to parse alternate sample rate.");
        goto fail;
    }

    if (pa_modargs_get_value_u32(ma, "source_buffer", &source_buffer) < 0) {
        pa_log("Failed to parse source_buffer. Needs to be integer >= 0.");
        goto fail;
    }

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

    /* Enabled routing changes by default. */
    u->routing_changes_enabled = true;

    if (card_data) {
        pa_assert(card);
        u->card_data = card_data;
        pa_assert_se((u->hw_module = pa_droid_hw_module_get(u->core, NULL, card_data->module_id)));
    } else {
        /* Stand-alone source */

        if (!(config = pa_droid_config_load(ma)))
            goto fail;

        /* Ownership of config transfers to hw_module if opening of hw module succeeds. */
        if (!(u->hw_module = pa_droid_hw_module_get(u->core, config, module_id)))
            goto fail;
    }

    if (!pa_convert_format(sample_spec.format, CONV_FROM_PA, &hal_audio_format)) {
        pa_log("Sample spec format %u not supported.", sample_spec.format);
        goto fail;
    }

    for (int i = 0; i < channel_map.channels; i++) {
        audio_channel_mask_t c;
        if (!pa_convert_input_channel(channel_map.map[i], CONV_FROM_PA, &c)) {
            pa_log("Failed to convert channel map.");
            goto fail;
        }
        hal_channel_mask |= c;
    }

    struct audio_config config_in = {
        .sample_rate = sample_spec.rate,
        .channel_mask = hal_channel_mask,
        .format = hal_audio_format
    };

    /* Default routing */
    /* FIXME So while setting routing through stream with HALv2 API fails, creation of stream
     * requires HALv2 style device to work properly. So until that oddity is resolved we always
     * set AUDIO_DEVICE_IN_BUILTIN_MIC as initial device here. */
#if 0
    pa_assert_se(pa_string_convert_input_device_str_to_num("AUDIO_DEVICE_IN_BUILTIN_MIC", &dev_in));

    if ((tmp = pa_modargs_get_value(ma, "input_devices", NULL))) {
        audio_devices_t tmp_dev;

        if (parse_device_list(tmp, &tmp_dev) && tmp_dev)
            dev_in = tmp_dev;

        pa_log_debug("Set initial devices %s", tmp);
    }
#else
    pa_log_info("FIXME: Setting AUDIO_DEVICE_IN_BUILTIN_MIC as initial device.");
    dev_in = AUDIO_DEVICE_IN_BUILTIN_MIC;
#endif
    pa_droid_hw_module_lock(u->hw_module);
    ret = u->hw_module->device->open_input_stream(u->hw_module->device,
                                                  u->hw_module->stream_in_id,
                                                  dev_in,
                                                  &config_in,
                                                  &u->stream);
    /* On some devices the first call will fail if the config parameters are
     * not supported, but it'll automatically set the right ones, expecting
     * the caller to call it again, so let's try at least one more time */
    if (!u->stream)
        ret = u->hw_module->device->open_input_stream(u->hw_module->device,
                                                      u->hw_module->stream_in_id,
                                                      dev_in,
                                                      &config_in,
                                                      &u->stream);

    u->hw_module->stream_in_id++;
    pa_droid_hw_module_unlock(u->hw_module);

    if (ret < 0) {
        pa_log("Failed to open input stream.");
        goto fail;
    }

    if ((sample_rate = u->stream->common.get_sample_rate(&u->stream->common)) != sample_spec.rate) {
        pa_log_warn("Requested sample rate %u but got %u instead.", sample_spec.rate, sample_rate);
        sample_spec.rate = sample_rate;
    }

    u->buffer_size = u->stream->common.get_buffer_size(&u->stream->common);
    if (source_buffer) {
        if (source_buffer < u->buffer_size)
            pa_log_warn("Requested buffer size %u less than HAL reported buffer size (%u).", source_buffer, u->buffer_size);
        else if (source_buffer % u->buffer_size) {
            uint32_t trunc = (source_buffer / u->buffer_size) * u->buffer_size;
            pa_log_warn("Requested buffer size %u not multiple of HAL buffer size (%u). Using buffer size %u", source_buffer, u->buffer_size, trunc);
            u->buffer_size = trunc;
        } else {
            pa_log_info("Using requested buffer size %u.", source_buffer);
            u->buffer_size = source_buffer;
        }
    }

    pa_log_info("Created Android stream with device: %u sample rate: %u channel mask: %u format: %u buffer size: %u",
            dev_in,
            sample_rate,
            config_in.channel_mask,
            config_in.format,
            u->buffer_size);

    /* Setting audio source to MIC by default */
    pa_snprintf(audio_source, sizeof(audio_source), "%s=%u", AUDIO_PARAMETER_STREAM_INPUT_SOURCE, AUDIO_SOURCE_MIC);
    u->stream->common.set_parameters(&u->stream->common, audio_source);
    pa_log_debug("Setting audio source to AUDIO_SOURCE_MIC by default");

    pa_source_new_data_init(&data);
    data.driver = driver;
    data.module = m;
    data.card = card;

    source_set_name(ma, &data, module_id);

    /* We need to give pa_modargs_get_value_boolean() a pointer to a local
     * variable instead of using &data.namereg_fail directly, because
     * data.namereg_fail is a bitfield and taking the address of a bitfield
     * variable is impossible. */
    namereg_fail = data.namereg_fail;
    if (pa_modargs_get_value_boolean(ma, "namereg_fail", &namereg_fail) < 0) {
        pa_log("Failed to parse namereg_fail argument.");
        pa_source_new_data_done(&data);
        goto fail;
    }
    data.namereg_fail = namereg_fail;

    pa_source_new_data_set_sample_spec(&data, &sample_spec);
    pa_source_new_data_set_channel_map(&data, &channel_map);
    pa_source_new_data_set_alternate_sample_rate(&data, alternate_sample_rate);

    if (am)
        pa_droid_add_ports(data.ports, am, card);

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

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

    u->source->userdata = u;

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

    source_set_mute_control(u);

    u->source->set_port = source_set_port_cb;

    pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
    pa_source_set_rtpoll(u->source, u->rtpoll);

    /* Disable rewind for droid source */
    pa_source_set_max_rewind(u->source, 0);

    thread_name = pa_sprintf_malloc("droid-source-%s", module_id);
    if (!(u->thread = pa_thread_new(thread_name, thread_func, u))) {
        pa_log("Failed to create thread.");
        goto fail;
    }
    pa_xfree(thread_name);
    thread_name = NULL;

    pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->buffer_size, &sample_spec));
    pa_log_debug("Set fixed latency %" PRIu64 " usec", pa_bytes_to_usec(u->buffer_size, &sample_spec));

    if (u->source->active_port)
        source_set_port_cb(u->source, u->source->active_port);

    pa_source_put(u->source);

    return u->source;

fail:
    pa_xfree(thread_name);

    if (config)
        pa_xfree(config);

    if (u)
        userdata_free(u);

    return NULL;
}

void pa_droid_source_free(pa_source *s) {
    struct userdata *u;

    pa_source_assert_ref(s);
    pa_assert_se(u = s->userdata);

    userdata_free(u);
}

static void userdata_free(struct userdata *u) {

    if (u->source)
        pa_source_unlink(u->source);

    if (u->thread) {
        pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL);
        pa_thread_free(u->thread);
    }

    pa_thread_mq_done(&u->thread_mq);

    if (u->source)
        pa_source_unref(u->source);

    if (u->memchunk.memblock)
        pa_memblock_unref(u->memchunk.memblock);

    if (u->hw_module && u->stream) {
        pa_droid_hw_module_lock(u->hw_module);
        u->hw_module->device->close_input_stream(u->hw_module->device, u->stream);
        pa_droid_hw_module_unlock(u->hw_module);
    }

    // Stand alone source
    if (u->hw_module)
        pa_droid_hw_module_unref(u->hw_module);

    pa_xfree(u);
}
Esempio n. 8
0
void pa_format_info_set_prop_int(pa_format_info *f, const char *key, int value) {
    pa_assert(f);
    pa_assert(key);

    pa_proplist_setf(f->plist, key, "%d", value);
}
Esempio n. 9
0
void pa_format_info_set_prop_string(pa_format_info *f, const char *key, const char *value) {
    pa_assert(f);
    pa_assert(key);

    pa_proplist_setf(f->plist, key, "\"%s\"", value);
}
static void thread_func(void *userdata) {
    struct userdata *u = userdata;
    int read_type = 0;

    pa_assert(u);

    pa_log_debug("Thread starting up");

    pa_thread_mq_install(&u->thread_mq);

    for (;;) {
        int ret;
        struct pollfd *pollfd;

        pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);

        /* Try to read some data and pass it on to the source driver */
        if (u->source->thread_info.state == PA_SOURCE_RUNNING && pollfd->revents) {
            ssize_t l;
            void *p;

            if (!u->memchunk.memblock) {
                u->memchunk.memblock = pa_memblock_new(u->core->mempool, pa_pipe_buf(u->fd));
                u->memchunk.index = u->memchunk.length = 0;
            }

            pa_assert(pa_memblock_get_length(u->memchunk.memblock) > u->memchunk.index);

            p = pa_memblock_acquire(u->memchunk.memblock);
            l = pa_read(u->fd, (uint8_t*) p + u->memchunk.index, pa_memblock_get_length(u->memchunk.memblock) - u->memchunk.index, &read_type);
            pa_memblock_release(u->memchunk.memblock);

            pa_assert(l != 0); /* EOF cannot happen, since we opened the fifo for both reading and writing */

            if (l < 0) {

                if (errno == EINTR)
                    continue;
                else if (errno != EAGAIN) {
                    pa_log("Faile to read data from FIFO: %s", pa_cstrerror(errno));
                    goto fail;
                }

            } else {

                u->memchunk.length = (size_t) l;
                pa_source_post(u->source, &u->memchunk);
                u->memchunk.index += (size_t) l;

                if (u->memchunk.index >= pa_memblock_get_length(u->memchunk.memblock)) {
                    pa_memblock_unref(u->memchunk.memblock);
                    pa_memchunk_reset(&u->memchunk);
                }

                pollfd->revents = 0;
            }
        }

        /* Hmm, nothing to do. Let's sleep */
        pollfd->events = (short) (u->source->thread_info.state == PA_SOURCE_RUNNING ? POLLIN : 0);

        if ((ret = pa_rtpoll_run(u->rtpoll, TRUE)) < 0)
            goto fail;

        if (ret == 0)
            goto finish;

        pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);

        if (pollfd->revents & ~POLLIN) {
            pa_log("FIFO shutdown.");
            goto fail;
        }
    }

fail:
    /* If this was no regular exit from the loop we have to continue
     * processing messages until we received PA_MESSAGE_SHUTDOWN */
    pa_asyncmsgq_post(u->thread_mq.outq, PA_MSGOBJECT(u->core), PA_CORE_MESSAGE_UNLOAD_MODULE, u->module, 0, NULL, NULL);
    pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);

finish:
    pa_log_debug("Thread shutting down");
}
Esempio n. 11
0
pa_prop_type_t pa_format_info_get_prop_type(const pa_format_info *f, const char *key) {
    const char *str;
    pa_json_object *o;
    const pa_json_object *o1;
    pa_prop_type_t type;

    pa_assert(f);
    pa_assert(key);

    str = pa_proplist_gets(f->plist, key);
    if (!str)
        return PA_PROP_TYPE_INVALID;

    o = pa_json_parse(str);
    if (!o)
        return PA_PROP_TYPE_INVALID;

    switch (pa_json_object_get_type(o)) {
        case PA_JSON_TYPE_INT:
            type = PA_PROP_TYPE_INT;
            break;

        case PA_JSON_TYPE_STRING:
            type = PA_PROP_TYPE_STRING;
            break;

        case PA_JSON_TYPE_ARRAY:
            if (pa_json_object_get_array_length(o) == 0) {
                /* Unlikely, but let's account for this anyway. We need at
                 * least one element to figure out the array type. */
                type = PA_PROP_TYPE_INVALID;
                break;
            }

            o1 = pa_json_object_get_array_member(o, 0);

            if (pa_json_object_get_type(o1) == PA_JSON_TYPE_INT)
                type = PA_PROP_TYPE_INT_ARRAY;
            else if (pa_json_object_get_type(o1) == PA_JSON_TYPE_STRING)
                type = PA_PROP_TYPE_STRING_ARRAY;
            else
                type = PA_PROP_TYPE_INVALID;

            break;

        case PA_JSON_TYPE_OBJECT:
            /* We actually know at this point that it's a int range, but let's
             * confirm. */
            if (!pa_json_object_get_object_member(o, PA_JSON_MIN_KEY)) {
                type = PA_PROP_TYPE_INVALID;
                break;
            }

            if (!pa_json_object_get_object_member(o, PA_JSON_MAX_KEY)) {
                type = PA_PROP_TYPE_INVALID;
                break;
            }

            type = PA_PROP_TYPE_INT_RANGE;
            break;

        default:
            type = PA_PROP_TYPE_INVALID;
            break;
    }

    pa_json_object_free(o);
    return type;
}
Esempio n. 12
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;
}
Esempio n. 13
0
static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event_flags_t events, void*userdata) {
    struct userdata *u = userdata;
    char *name = NULL, *code = NULL;

    pa_assert(io);
    pa_assert(u);

    if (events & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR)) {
        pa_log("Lost connection to LIRC daemon.");
        goto fail;
    }

    if (events & PA_IO_EVENT_INPUT) {
        char *c;

        if (lirc_nextcode(&code) != 0 || !code) {
            pa_log("lirc_nextcode() failed.");
            goto fail;
        }

        c = pa_xstrdup(code);
        c[strcspn(c, "\n\r")] = 0;
        pa_log_debug("Raw IR code '%s'", c);
        pa_xfree(c);

        while (lirc_code2char(u->config, code, &name) == 0 && name) {
            enum {
                INVALID,
                UP,
                DOWN,
                MUTE,
                RESET,
                MUTE_TOGGLE
            } volchange = INVALID;

            pa_log_info("Translated IR code '%s'", name);

            if (strcasecmp(name, "volume-up") == 0)
                volchange = UP;
            else if (strcasecmp(name, "volume-down") == 0)
                volchange = DOWN;
            else if (strcasecmp(name, "mute") == 0)
                volchange = MUTE;
            else if (strcasecmp(name, "mute-toggle") == 0)
                volchange = MUTE_TOGGLE;
            else if (strcasecmp(name, "reset") == 0)
                volchange = RESET;

            if (volchange == INVALID)
                pa_log_warn("Received unknown IR code '%s'", name);
            else {
                pa_sink *s;

                if (!(s = pa_namereg_get(u->module->core, u->sink_name, PA_NAMEREG_SINK)))
                    pa_log("Failed to get sink '%s'", u->sink_name);
                else {
                    pa_cvolume cv = *pa_sink_get_volume(s, false);

                    switch (volchange) {
                        case UP:
                            pa_cvolume_inc_clamp(&cv, u->volume_step, u->volume_limit);
                            pa_sink_set_volume(s, &cv, true, true);
                            break;

                        case DOWN:
                            pa_cvolume_dec(&cv, u->volume_step);
                            pa_sink_set_volume(s, &cv, true, true);
                            break;

                        case MUTE:
                            pa_sink_set_mute(s, true, true);
                            break;

                        case RESET:
                            pa_sink_set_mute(s, false, true);
                            break;

                        case MUTE_TOGGLE:
                            pa_sink_set_mute(s, !pa_sink_get_mute(s, false), true);
                            break;

                        case INVALID:
                            pa_assert_not_reached();
                    }
                }
            }
        }
    }

    pa_xfree(code);

    return;

fail:
    u->module->core->mainloop->io_free(u->io);
    u->io = NULL;

    pa_module_unload_request(u->module, true);

    pa_xfree(code);
}
Esempio n. 14
0
/* Free a property object */
static void property_free(pa_property *p) {
    pa_assert(p);

    pa_xfree(p->name);
    pa_xfree(p);
}
Esempio n. 15
0
void pa_source_new_data_set_channel_map(pa_source_new_data *data, const pa_channel_map *map) {
    pa_assert(data);

    if ((data->channel_map_is_set = !!map))
        data->channel_map = *map;
}
Esempio n. 16
0
void pa_format_info_free(pa_format_info *f) {
    pa_assert(f);

    pa_proplist_free(f->plist);
    pa_xfree(f);
}
Esempio n. 17
0
void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume) {
    pa_assert(data);

    if ((data->volume_is_set = !!volume))
        data->volume = *volume;
}
Esempio n. 18
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_sink_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;
    }

    u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    m->userdata = u;
    pa_memchunk_reset(&u->memchunk);
    u->rtpoll = pa_rtpoll_new();
    pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
    u->write_type = 0;

    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_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_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->filename);
    pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Unix FIFO sink %s", u->filename);
    pa_sink_new_data_set_sample_spec(&data, &ss);
    pa_sink_new_data_set_channel_map(&data, &map);

    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, pa_frame_align(pa_pipe_buf(u->fd), &u->sink->sample_spec));
    pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(pa_pipe_buf(u->fd), &u->sink->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-sink", 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;
}
Esempio n. 19
0
void pa_source_new_data_set_port(pa_source_new_data *data, const char *port) {
    pa_assert(data);

    pa_xfree(data->active_port);
    data->active_port = pa_xstrdup(port);
}
Esempio n. 20
0
static int load_rules(struct userdata *u) {
    FILE *f;
    int n = 0;
    int ret = -1;
    char buf_name[256], buf_volume[256], buf_sink[256], buf_source[256];
    char *ln = buf_name;

    f = u->table_file ?
        fopen(u->table_file, "r") :
        pa_open_config_file(NULL, DEFAULT_VOLUME_TABLE_FILE, NULL, &u->table_file, "r");

    if (!f) {
        if (errno == ENOENT) {
            pa_log_info("starting with empty ruleset.");
            ret = 0;
        } else
            pa_log("failed to open file '%s': %s", u->table_file, pa_cstrerror(errno));

        goto finish;
    }

    pa_lock_fd(fileno(f), 1);

    while (!feof(f)) {
        struct rule *rule;
        pa_cvolume v;
        pa_bool_t v_is_set;

        if (!fgets(ln, sizeof(buf_name), f))
            break;

        n++;

        pa_strip_nl(ln);

        if (ln[0] == '#')
            continue;

        if (ln == buf_name) {
            ln = buf_volume;
            continue;
        }

        if (ln == buf_volume) {
            ln = buf_sink;
            continue;
        }

        if (ln == buf_sink) {
            ln = buf_source;
            continue;
        }

        pa_assert(ln == buf_source);

        if (buf_volume[0]) {
            if (!parse_volume(buf_volume, &v)) {
                pa_log("parse failure in %s:%u, stopping parsing", u->table_file, n);
                goto finish;
            }

            v_is_set = TRUE;
        } else
            v_is_set = FALSE;

        ln = buf_name;

        if (pa_hashmap_get(u->hashmap, buf_name)) {
            pa_log("double entry in %s:%u, ignoring", u->table_file, n);
            continue;
        }

        rule = pa_xnew(struct rule, 1);
        rule->name = pa_xstrdup(buf_name);
        if ((rule->volume_is_set = v_is_set))
            rule->volume = v;
        rule->sink = buf_sink[0] ? pa_xstrdup(buf_sink) : NULL;
        rule->source = buf_source[0] ? pa_xstrdup(buf_source) : NULL;

        pa_hashmap_put(u->hashmap, rule->name, rule);
    }

    if (ln != buf_name) {
        pa_log("invalid number of lines in %s.", u->table_file);
        goto finish;
    }

    ret = 0;

finish:
    if (f) {
        pa_lock_fd(fileno(f), 0);
        fclose(f);
    }

    return ret;
}
Esempio n. 21
0
pa_reserve_wrapper* pa_reserve_wrapper_get(pa_core *c, const char *device_name) {
    pa_reserve_wrapper *r;
    int k;
    char *t;
#ifdef HAVE_DBUS
    DBusError error;

    dbus_error_init(&error);
#endif

    pa_assert(c);
    pa_assert(device_name);

    t = pa_sprintf_malloc("[email protected]%s", device_name);

    if ((r = pa_shared_get(c, t))) {
        pa_xfree(t);

        pa_assert(PA_REFCNT_VALUE(r) >= 1);
        PA_REFCNT_INC(r);

        return r;
    }

    r = pa_xnew0(pa_reserve_wrapper, 1);
    PA_REFCNT_INIT(r);
    r->core = c;
    pa_hook_init(&r->hook, r);
    r->shared_name = t;

    pa_assert_se(pa_shared_set(c, r->shared_name, r) >= 0);

#ifdef HAVE_DBUS
    if (!(r->connection = pa_dbus_bus_get(c, DBUS_BUS_SESSION, &error)) || dbus_error_is_set(&error)) {
        pa_log_debug("Unable to contact D-Bus session bus: %s: %s", error.name, error.message);

        /* We don't treat this as error here because we want allow PA
         * to run even when no session bus is available. */
        return r;
    }

    if ((k = rd_acquire(
                 &r->device,
                 pa_dbus_connection_get(r->connection),
                 device_name,
                 _("PulseAudio Sound Server"),
                 0,
                 request_cb,
                 NULL)) < 0) {

        if (k == -EBUSY) {
            pa_log_debug("Device '%s' already locked.", device_name);
            goto fail;
        } else {
            pa_log_debug("Failed to acquire reservation lock on device '%s': %s", device_name, pa_cstrerror(-k));
            return r;
        }
    }

    pa_log_debug("Successfully acquired reservation lock on device '%s'", device_name);

    rd_set_userdata(r->device, r);

    return r;
fail:
    dbus_error_free(&error);

    reserve_wrapper_free(r);

    return NULL;
#else
    return r;
#endif
}
Esempio n. 22
0
static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
    struct userdata *u =  userdata;
    pa_sink_input *si = NULL;
    pa_source_output *so = NULL;
    struct rule *r;
    char *name;

    pa_assert(c);
    pa_assert(u);

    if (t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_NEW) &&
        t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE) &&
        t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW) &&
        t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE))
        return;

    if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SINK_INPUT) {
        if (!(si = pa_idxset_get_by_index(c->sink_inputs, idx)))
            return;

        if (!si->client || !(name = client_name(si->client)))
            return;
    } else {
        pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT);

        if (!(so = pa_idxset_get_by_index(c->source_outputs, idx)))
            return;

        if (!so->client || !(name = client_name(so->client)))
            return;
    }

    if ((r = pa_hashmap_get(u->hashmap, name))) {
        pa_xfree(name);

        if (si) {

            if (!r->volume_is_set || !pa_cvolume_equal(pa_sink_input_get_volume(si), &r->volume)) {
                pa_log_info("Saving volume for <%s>", r->name);
                r->volume = *pa_sink_input_get_volume(si);
                r->volume_is_set = TRUE;
                u->modified = TRUE;
            }

            if (!r->sink || strcmp(si->sink->name, r->sink) != 0) {
                pa_log_info("Saving sink for <%s>", r->name);
                pa_xfree(r->sink);
                r->sink = pa_xstrdup(si->sink->name);
                u->modified = TRUE;
            }
        } else {
            pa_assert(so);

            if (!r->source || strcmp(so->source->name, r->source) != 0) {
                pa_log_info("Saving source for <%s>", r->name);
                pa_xfree(r->source);
                r->source = pa_xstrdup(so->source->name);
                u->modified = TRUE;
            }
        }

    } else {
        pa_log_info("Creating new entry for <%s>", name);

        r = pa_xnew(struct rule, 1);
        r->name = name;

        if (si) {
            r->volume = *pa_sink_input_get_volume(si);
            r->volume_is_set = TRUE;
            r->sink = pa_xstrdup(si->sink->name);
            r->source = NULL;
        } else {
            pa_assert(so);
            r->volume_is_set = FALSE;
            r->sink = NULL;
            r->source = pa_xstrdup(so->source->name);
        }

        pa_hashmap_put(u->hashmap, r->name, r);
        u->modified = TRUE;
    }

    if (u->modified && !u->save_time_event) {
        struct timeval tv;
        pa_gettimeofday(&tv);
        tv.tv_sec += SAVE_INTERVAL;
        u->save_time_event = u->core->mainloop->time_new(u->core->mainloop, &tv, save_time_callback, u);
    }
}
Esempio n. 23
0
pa_reserve_monitor_wrapper* pa_reserve_monitor_wrapper_get(pa_core *c, const char *device_name) {
    pa_reserve_monitor_wrapper *w;
    int k;
    char *t;
#ifdef HAVE_DBUS
    DBusError error;

    dbus_error_init(&error);
#endif

    pa_assert(c);
    pa_assert(device_name);

    t = pa_sprintf_malloc("[email protected]%s", device_name);

    if ((w = pa_shared_get(c, t))) {
        pa_xfree(t);

        pa_assert(PA_REFCNT_VALUE(w) >= 1);
        PA_REFCNT_INC(w);

        return w;
    }

    w = pa_xnew0(pa_reserve_monitor_wrapper, 1);
    PA_REFCNT_INIT(w);
    w->core = c;
    pa_hook_init(&w->hook, w);
    w->shared_name = t;

    pa_assert_se(pa_shared_set(c, w->shared_name, w) >= 0);

#ifdef HAVE_DBUS
    if (!(w->connection = pa_dbus_bus_get(c, DBUS_BUS_SESSION, &error)) || dbus_error_is_set(&error)) {
        pa_log_debug("Unable to contact D-Bus session bus: %s: %s", error.name, error.message);

        /* We don't treat this as error here because we want allow PA
         * to run even when no session bus is available. */
        return w;
    }

    if ((k = rm_watch(
                 &w->monitor,
                 pa_dbus_connection_get(w->connection),
                 device_name,
                 change_cb,
                 NULL)) < 0) {

        pa_log_debug("Failed to create watch on device '%s': %s", device_name, pa_cstrerror(-k));
        goto fail;
    }

    pa_log_debug("Successfully create reservation lock monitor for device '%s'", device_name);

    rm_set_userdata(w->monitor, w);
    return w;

fail:
    dbus_error_free(&error);

    reserve_monitor_wrapper_free(w);

    return NULL;
#else
    return w;
#endif
}
Esempio n. 24
0
/* Called from main context */
pa_source* pa_source_new(
        pa_core *core,
        pa_source_new_data *data,
        pa_source_flags_t flags) {

    pa_source *s;
    const char *name;
    char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
    char *pt;

    pa_assert(core);
    pa_assert(data);
    pa_assert(data->name);
    pa_assert_ctl_context();

    s = pa_msgobject_new(pa_source);

    if (!(name = pa_namereg_register(core, data->name, PA_NAMEREG_SOURCE, s, data->namereg_fail))) {
        pa_log_debug("Failed to register name %s.", data->name);
        pa_xfree(s);
        return NULL;
    }

    pa_source_new_data_set_name(data, name);

    if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_NEW], data) < 0) {
        pa_xfree(s);
        pa_namereg_unregister(core, name);
        return NULL;
    }

    /* FIXME, need to free s here on failure */

    pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
    pa_return_null_if_fail(data->name && pa_utf8_valid(data->name) && data->name[0]);

    pa_return_null_if_fail(data->sample_spec_is_set && pa_sample_spec_valid(&data->sample_spec));

    if (!data->channel_map_is_set)
        pa_return_null_if_fail(pa_channel_map_init_auto(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT));

    pa_return_null_if_fail(pa_channel_map_valid(&data->channel_map));
    pa_return_null_if_fail(data->channel_map.channels == data->sample_spec.channels);

    if (!data->volume_is_set)
        pa_cvolume_reset(&data->volume, data->sample_spec.channels);

    pa_return_null_if_fail(pa_cvolume_valid(&data->volume));
    pa_return_null_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec));

    if (!data->muted_is_set)
        data->muted = FALSE;

    if (data->card)
        pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->card->proplist);

    pa_device_init_description(data->proplist);
    pa_device_init_icon(data->proplist, FALSE);
    pa_device_init_intended_roles(data->proplist);

    if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], data) < 0) {
        pa_xfree(s);
        pa_namereg_unregister(core, name);
        return NULL;
    }

    s->parent.parent.free = source_free;
    s->parent.process_msg = pa_source_process_msg;

    s->core = core;
    s->state = PA_SOURCE_INIT;
    s->flags = flags;
    s->priority = 0;
    s->suspend_cause = 0;
    s->name = pa_xstrdup(name);
    s->proplist = pa_proplist_copy(data->proplist);
    s->driver = pa_xstrdup(pa_path_get_filename(data->driver));
    s->module = data->module;
    s->card = data->card;

    s->priority = pa_device_init_priority(s->proplist);

    s->sample_spec = data->sample_spec;
    s->channel_map = data->channel_map;

    s->outputs = pa_idxset_new(NULL, NULL);
    s->n_corked = 0;
    s->monitor_of = NULL;
    s->output_from_master = NULL;

    s->volume = data->volume;
    pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
    s->base_volume = PA_VOLUME_NORM;
    s->n_volume_steps = PA_VOLUME_NORM+1;
    s->muted = data->muted;
    s->refresh_volume = s->refresh_muted = FALSE;

    reset_callbacks(s);
    s->userdata = NULL;

    s->asyncmsgq = NULL;

    /* As a minor optimization we just steal the list instead of
     * copying it here */
    s->ports = data->ports;
    data->ports = NULL;

    s->active_port = NULL;
    s->save_port = FALSE;

    if (data->active_port && s->ports)
        if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
            s->save_port = data->save_port;

    if (!s->active_port && s->ports) {
        void *state;
        pa_device_port *p;

        PA_HASHMAP_FOREACH(p, s->ports, state)
            if (!s->active_port || p->priority > s->active_port->priority)
                s->active_port = p;
    }
Esempio n. 25
0
DBusConnection* pa_dbus_wrap_connection_get(pa_dbus_wrap_connection *c) {
  pa_assert(c);
  pa_assert(c->connection);

  return c->connection;
}
Esempio n. 26
0
void pa_source_new_data_set_name(pa_source_new_data *data, const char *name) {
    pa_assert(data);

    pa_xfree(data->name);
    data->name = pa_xstrdup(name);
}
Esempio n. 27
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma;
    char *t;
    pa_sink *master;
    pa_sink_input_new_data sink_input_data;
    pa_sink_new_data sink_data;
    const char *plugin, *label, *input_ladspaport_map, *output_ladspaport_map;
    LADSPA_Descriptor_Function descriptor_func;
    unsigned long input_ladspaport[PA_CHANNELS_MAX], output_ladspaport[PA_CHANNELS_MAX];
    const char *e, *cdata;
    const LADSPA_Descriptor *d;
    unsigned long p, h, j, n_control, c;
    pa_bool_t *use_default = NULL;

    pa_assert(m);

    pa_assert_cc(sizeof(LADSPA_Data) == sizeof(float));

    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;
    }

    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 (!(plugin = pa_modargs_get_value(ma, "plugin", NULL))) {
        pa_log("Missing LADSPA plugin name");
        goto fail;
    }

    if (!(label = pa_modargs_get_value(ma, "label", NULL))) {
        pa_log("Missing LADSPA plugin label");
        goto fail;
    }

    if (!(input_ladspaport_map = pa_modargs_get_value(ma, "input_ladspaport_map", NULL)))
        pa_log_debug("Using default input ladspa port mapping");

    if (!(output_ladspaport_map = pa_modargs_get_value(ma, "output_ladspaport_map", NULL)))
        pa_log_debug("Using default output ladspa port mapping");

    cdata = pa_modargs_get_value(ma, "control", NULL);

    u = pa_xnew0(struct userdata, 1);
    u->module = m;
    m->userdata = u;
    u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL);
    u->max_ladspaport_count = 1; /*to avoid division by zero etc. in pa__done when failing before this value has been set*/
    u->channels = 0;
    u->input = NULL;
    u->output = NULL;

    if (!(e = getenv("LADSPA_PATH")))
        e = LADSPA_PATH;

    /* FIXME: This is not exactly thread safe */
    t = pa_xstrdup(lt_dlgetsearchpath());
    lt_dlsetsearchpath(e);
    m->dl = lt_dlopenext(plugin);
    lt_dlsetsearchpath(t);
    pa_xfree(t);

    if (!m->dl) {
        pa_log("Failed to load LADSPA plugin: %s", lt_dlerror());
        goto fail;
    }

    if (!(descriptor_func = (LADSPA_Descriptor_Function) pa_load_sym(m->dl, NULL, "ladspa_descriptor"))) {
        pa_log("LADSPA module lacks ladspa_descriptor() symbol.");
        goto fail;
    }

    for (j = 0;; j++) {

        if (!(d = descriptor_func(j))) {
            pa_log("Failed to find plugin label '%s' in plugin '%s'.", label, plugin);
            goto fail;
        }

        if (strcmp(d->Label, label) == 0)
            break;
    }

    u->descriptor = d;

    pa_log_debug("Module: %s", plugin);
    pa_log_debug("Label: %s", d->Label);
    pa_log_debug("Unique ID: %lu", d->UniqueID);
    pa_log_debug("Name: %s", d->Name);
    pa_log_debug("Maker: %s", d->Maker);
    pa_log_debug("Copyright: %s", d->Copyright);

    n_control = 0;
    u->channels = ss.channels;

    /*
    * Enumerate ladspa ports
    * Default mapping is in order given by the plugin
    */
    for (p = 0; p < d->PortCount; p++) {
        if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) {
            if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) {
                pa_log_debug("Port %lu is input: %s", p, d->PortNames[p]);
                input_ladspaport[u->input_count] = p;
                u->input_count++;
            } else if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) {
                pa_log_debug("Port %lu is output: %s", p, d->PortNames[p]);
                output_ladspaport[u->output_count] = p;
                u->output_count++;
            }
        } else if (LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p]) && LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) {
            pa_log_debug("Port %lu is control: %s", p, d->PortNames[p]);
            n_control++;
        } else
            pa_log_debug("Ignored port %s", d->PortNames[p]);
        /* XXX: Has anyone ever seen an in-place plugin with non-equal number of input and output ports? */
        /* Could be if the plugin is for up-mixing stereo to 5.1 channels */
        /* Or if the plugin is down-mixing 5.1 to two channel stereo or binaural encoded signal */
        if (u->input_count > u->max_ladspaport_count)
            u->max_ladspaport_count = u->input_count;
        else
            u->max_ladspaport_count = u->output_count;
    }

    if (u->channels % u->max_ladspaport_count) {
        pa_log("Cannot handle non-integral number of plugins required for given number of channels");
        goto fail;
    }

    pa_log_debug("Will run %lu plugin instances", u->channels / u->max_ladspaport_count);

    /* Parse data for input ladspa port map */
    if (input_ladspaport_map) {
        const char *state = NULL;
        char *pname;
        c = 0;
        while ((pname = pa_split(input_ladspaport_map, ",", &state))) {
            if (c == u->input_count) {
                pa_log("Too many ports in input ladspa port map");
                goto fail;
            }


            for (p = 0; p < d->PortCount; p++) {
                if (strcmp(d->PortNames[p], pname) == 0) {
                    if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p]) && LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) {
                        input_ladspaport[c] = p;
                    } else {
                        pa_log("Port %s is not an audio input ladspa port", pname);
                        pa_xfree(pname);
                        goto fail;
                    }
                }
            }
            c++;
            pa_xfree(pname);
        }
    }

    /* Parse data for output port map */
    if (output_ladspaport_map) {
        const char *state = NULL;
        char *pname;
        c = 0;
        while ((pname = pa_split(output_ladspaport_map, ",", &state))) {
            if (c == u->output_count) {
                pa_log("Too many ports in output ladspa port map");
                goto fail;
            }
            for (p = 0; p < d->PortCount; p++) {
                if (strcmp(d->PortNames[p], pname) == 0) {
                    if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p]) && LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) {
                        output_ladspaport[c] = p;
                    } else {
                        pa_log("Port %s is not an output ladspa port", pname);
                        pa_xfree(pname);
                        goto fail;
                    }
                }
            }
            c++;
            pa_xfree(pname);
        }
    }


    u->block_size = pa_frame_align(pa_mempool_block_size_max(m->core->mempool), &ss);

    /* Create buffers */
    if (LADSPA_IS_INPLACE_BROKEN(d->Properties)) {
        u->input = (LADSPA_Data**) pa_xnew(LADSPA_Data*, (unsigned) u->input_count);
        for (c = 0; c < u->input_count; c++)
            u->input[c] = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size);
        u->output = (LADSPA_Data**) pa_xnew(LADSPA_Data*, (unsigned) u->output_count);
        for (c = 0; c < u->output_count; c++)
            u->output[c] = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size);
    } else {
Esempio n. 28
0
void pa_source_new_data_set_sample_spec(pa_source_new_data *data, const pa_sample_spec *spec) {
    pa_assert(data);

    if ((data->sample_spec_is_set = !!spec))
        data->sample_spec = *spec;
}
int pa__init (pa_module *m) 
{
    struct userdata *u;
    pa_channel_map map;
    pa_sample_spec ss;
    pa_modargs *ma = NULL;
    pa_sink_new_data data;
    size_t nbytes;

    pa_assert(m);

    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;
    
    m->userdata = u = pa_xnew0(struct userdata, 1);
    u->core = m->core;
    u->module = m;
    u->rtpoll = pa_rtpoll_new();
    /* Init message queueu */
    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);
    
    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;

    /* set message queue and rtopoll to sink */
    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);

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

    /* this called only when sink latency is set to dynamic */
    //pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC);

    pa_sink_put(u->sink); /* sink given to core */

    pa_modargs_free(ma);

    return 0;     
    
fail:
    return -1;
}
Esempio n. 30
0
int pa_scache_play_item(pa_core *c, const char *name, pa_sink *sink, pa_volume_t volume, pa_proplist *p, uint32_t *sink_input_idx) {
    pa_scache_entry *e;
    pa_cvolume r;
    pa_proplist *merged;
    pa_bool_t pass_volume;

    pa_assert(c);
    pa_assert(name);
    pa_assert(sink);

    if (!(e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE)))
        return -1;

    merged = pa_proplist_new();
    pa_proplist_sets(merged, PA_PROP_MEDIA_NAME, name);
    pa_proplist_sets(merged, PA_PROP_EVENT_ID, name);

    if (e->lazy && !e->memchunk.memblock) {
        pa_channel_map old_channel_map = e->channel_map;

        if (pa_sound_file_load(c->mempool, e->filename, &e->sample_spec, &e->channel_map, &e->memchunk, merged) < 0)
            goto fail;

        pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);

        if (e->volume_is_set) {
            if (pa_cvolume_valid(&e->volume))
                pa_cvolume_remap(&e->volume, &old_channel_map, &e->channel_map);
            else
                pa_cvolume_reset(&e->volume, e->sample_spec.channels);
        }
    }

    if (!e->memchunk.memblock)
        goto fail;

    pa_log_debug("Playing sample \"%s\" on \"%s\"", name, sink->name);

    pass_volume = TRUE;

    if (e->volume_is_set && volume != PA_VOLUME_INVALID) {
        pa_cvolume_set(&r, e->sample_spec.channels, volume);
        pa_sw_cvolume_multiply(&r, &r, &e->volume);
    } else if (e->volume_is_set)
        r = e->volume;
    else if (volume != PA_VOLUME_INVALID)
        pa_cvolume_set(&r, e->sample_spec.channels, volume);
    else
        pass_volume = FALSE;

    pa_proplist_update(merged, PA_UPDATE_REPLACE, e->proplist);

    if (p)
        pa_proplist_update(merged, PA_UPDATE_REPLACE, p);

    if (pa_play_memchunk(sink,
                         &e->sample_spec, &e->channel_map,
                         &e->memchunk,
                         pass_volume ? &r : NULL,
                         merged,
                         PA_SINK_INPUT_NO_CREATE_ON_SUSPEND|PA_SINK_INPUT_KILL_ON_SUSPEND, sink_input_idx) < 0)
        goto fail;

    pa_proplist_free(merged);

    if (e->lazy)
        time(&e->last_used_time);

    return 0;

fail:
    pa_proplist_free(merged);
    return -1;
}