static void load(struct userdata *u) {
    FILE *f;

    /* We never overwrite manually configured settings */

    if (u->core->default_sink)
        pa_log_info("Manually configured default sink, not overwriting.");
    else if ((f = pa_fopen_cloexec(u->sink_filename, "r"))) {
        char ln[256] = "";
        pa_sink *s;

        if (fgets(ln, sizeof(ln)-1, f))
            pa_strip_nl(ln);
        fclose(f);

        if (!ln[0])
            pa_log_info("No previous default sink setting, ignoring.");
        else if ((s = pa_namereg_get(u->core, ln, PA_NAMEREG_SINK))) {
            pa_namereg_set_default_sink(u->core, s);
            pa_log_info("Restored default sink '%s'.", ln);
        } else
            pa_log_info("Saved default sink '%s' not existent, not restoring default sink setting.", ln);

    } else if (errno != ENOENT)
        pa_log("Failed to load default sink: %s", pa_cstrerror(errno));

    if (u->core->default_source)
        pa_log_info("Manually configured default source, not overwriting.");
    else if ((f = pa_fopen_cloexec(u->source_filename, "r"))) {
        char ln[256] = "";
        pa_source *s;

        if (fgets(ln, sizeof(ln)-1, f))
            pa_strip_nl(ln);
        fclose(f);

        if (!ln[0])
            pa_log_info("No previous default source setting, ignoring.");
        else if ((s = pa_namereg_get(u->core, ln, PA_NAMEREG_SOURCE))) {
            pa_namereg_set_default_source(u->core, s);
            pa_log_info("Restored default source '%s'.", ln);
        } else
            pa_log_info("Saved default source '%s' not existent, not restoring default source setting.", ln);

    } else if (errno != ENOENT)
            pa_log("Failed to load default sink: %s", pa_cstrerror(errno));
}
int cmtspeech_create_source_output(struct userdata *u)
{
    pa_source_output_new_data data;
    char t[256];

    pa_assert(u);
    pa_assert(!u->source);
    ENTER();

    if (u->source_output) {
        pa_log_info("Create called but output already exists");
        return 1;
    }

    if (!(u->source = pa_namereg_get(u->core, u->source_name, PA_NAMEREG_SOURCE))) {
        pa_log_error("Couldn't find source %s", u->source_name);
        return 2;
    }

    if (cmtspeech_check_source_api(u->source))
        return 3;

    pa_source_output_new_data_init(&data);
    data.driver = __FILE__;
    data.module = u->module;
    data.source = u->source;
    snprintf(t, sizeof(t), "Cellular call up link");
    pa_proplist_sets(data.proplist, PA_PROP_MEDIA_NAME, t);
    snprintf(t, sizeof(t), "phone");
    pa_proplist_sets(data.proplist, PA_PROP_MEDIA_ROLE, t);
    snprintf(t, sizeof(t), "cmtspeech module");
    pa_proplist_sets(data.proplist, PA_PROP_APPLICATION_NAME, t);
    pa_source_output_new_data_set_sample_spec(&data, &u->ss);
    pa_source_output_new_data_set_channel_map(&data, &u->map);
    data.flags = PA_SOURCE_OUTPUT_DONT_MOVE|PA_SOURCE_OUTPUT_START_CORKED;

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

    if (!u->source_output) {
        pa_log("Creating cmtspeech source output failed");
        return -1;
    }

    u->source_output->push = cmtspeech_source_output_push_cb;
    u->source_output->kill = cmtspeech_source_output_kill_cb;
    u->source_output->attach = cmtspeech_source_output_attach_cb;
    u->source_output->detach = cmtspeech_source_output_detach_cb;
    u->source_output->moving = cmtspeech_source_output_moving_cb;
    u->source_output->state_change = cmtspeech_source_output_state_change_cb;
    u->source_output->may_move_to = cmtspeech_source_output_may_move_to_cb;
    u->source_output->userdata = u;

    pa_source_output_put(u->source_output);

    pa_log_info("cmtspeech source-output created");

    return 0;
}
Ejemplo n.º 3
0
int pa_scache_play_item_by_name(pa_core *c, const char *name, const char*sink_name, pa_volume_t volume, pa_proplist *p, uint32_t *sink_input_idx) {
    pa_sink *sink;

    pa_assert(c);
    pa_assert(name);

    if (!(sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK)))
        return -1;

    return pa_scache_play_item(c, name, sink, volume, p, sink_input_idx);
}
Ejemplo n.º 4
0
uint32_t pa_scache_get_id_by_name(pa_core *c, const char *name) {
    pa_scache_entry *e;

    pa_assert(c);
    pa_assert(name);

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

    return e->index;
}
Ejemplo n.º 5
0
static pa_scache_entry* scache_add_item(pa_core *c, const char *name) {
    pa_scache_entry *e;

    pa_assert(c);
    pa_assert(name);

    if ((e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE))) {
        if (e->memchunk.memblock)
            pa_memblock_unref(e->memchunk.memblock);

        pa_xfree(e->filename);
        pa_proplist_clear(e->proplist);

        pa_assert(e->core == c);

        pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
    } else {
        e = pa_xnew(pa_scache_entry, 1);

        if (!pa_namereg_register(c, name, PA_NAMEREG_SAMPLE, e, TRUE)) {
            pa_xfree(e);
            return NULL;
        }

        e->name = pa_xstrdup(name);
        e->core = c;
        e->proplist = pa_proplist_new();

        pa_idxset_put(c->scache, e, &e->index);

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

    e->last_used_time = 0;
    pa_memchunk_reset(&e->memchunk);
    e->filename = NULL;
    e->lazy = FALSE;
    e->last_used_time = 0;

    pa_sample_spec_init(&e->sample_spec);
    pa_channel_map_init(&e->channel_map);
    pa_cvolume_init(&e->volume);
    e->volume_is_set = FALSE;

    pa_proplist_sets(e->proplist, PA_PROP_MEDIA_ROLE, "event");

    return e;
}
Ejemplo n.º 6
0
pa_source *voice_get_original_master_source(struct userdata *u) {
    const char *om_name;
    pa_source *om_source;
    pa_assert(u);
    pa_assert(u->modargs);
    pa_assert(u->core);
    om_name = pa_modargs_get_value(u->modargs, "master_source", NULL);
    if (!om_name) {
        pa_log_error("Master source name not found from modargs!");
        return NULL;
    }
    if (!(om_source = pa_namereg_get(u->core, om_name, PA_NAMEREG_SOURCE))) {
        pa_log_error("Original master source \"%s\" not found", om_name);
        return NULL;
    }
    return om_source;
}
Ejemplo n.º 7
0
int pa_scache_remove_item(pa_core *c, const char *name) {
    pa_scache_entry *e;

    pa_assert(c);
    pa_assert(name);

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

    pa_assert_se(pa_idxset_remove_by_data(c->scache, e, NULL) == e);

    pa_log_debug("Removed sample \"%s\"", name);

    free_entry(e);

    return 0;
}
Ejemplo n.º 8
0
static pa_hook_result_t source_output_new_hook_callback(pa_core *c, pa_source_output_new_data *data, struct userdata *u) {
    struct rule *r;
    char *name;

    pa_assert(data);

    if (!data->client || !(name = client_name(data->client)))
        return PA_HOOK_OK;

    if ((r = pa_hashmap_get(u->hashmap, name))) {
        if (!data->source && r->source) {
            if ((data->source = pa_namereg_get(c, r->source, PA_NAMEREG_SOURCE, 1)))
                pa_log_info("Restoring source for <%s>", r->name);
        }
    }

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

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

    u->mode_sink = pa_namereg_get(m->core, "sink.hw0", PA_NAMEREG_SINK);
    if (!u->mode_sink) {
        pa_log_error("sink.hw0 not found");
        pa_xfree(u);
        m->userdata = NULL;
        return -1;
    }

    run_basic_tests(u);
    run_modifier_tests(u);

    pa_module_unload_request(m, TRUE);
    return 0;
}
Ejemplo n.º 10
0
static pa_hook_result_t sink_input_new_hook_callback(pa_core *c, pa_sink_input_new_data *data, struct userdata *u) {
    struct rule *r;
    char *name;

    pa_assert(data);

    /* In the NEW hook we only adjust the device. Adjusting the volume
     * is left for the FIXATE hook */

    if (!data->client || !(name = client_name(data->client)))
        return PA_HOOK_OK;

    if ((r = pa_hashmap_get(u->hashmap, name))) {
        if (!data->sink && r->sink) {
            if ((data->sink = pa_namereg_get(c, r->sink, PA_NAMEREG_SINK, 1)))
                pa_log_info("Restoring sink for <%s>", r->name);
        }
    }

    pa_xfree(name);

    return PA_HOOK_OK;
}
Ejemplo n.º 11
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_modargs *ma = NULL;
    const char *dst_addr;
    const char *src_addr;
    uint32_t port = DEFAULT_PORT, mtu;
    uint32_t ttl = DEFAULT_TTL;
    sa_family_t af;
    int fd = -1, sap_fd = -1;
    pa_source *s;
    pa_sample_spec ss;
    pa_channel_map cm;
    struct sockaddr_in dst_sa4, dst_sap_sa4, src_sa4, src_sap_sa4;
#ifdef HAVE_IPV6
    struct sockaddr_in6 dst_sa6, dst_sap_sa6, src_sa6, src_sap_sa6;
#endif
    struct sockaddr_storage sa_dst;
    pa_source_output *o = NULL;
    uint8_t payload;
    char *p;
    int r, j;
    socklen_t k;
    char hn[128], *n;
    bool loop = false;
    enum inhibit_auto_suspend inhibit_auto_suspend = INHIBIT_AUTO_SUSPEND_ONLY_WITH_NON_MONITOR_SOURCES;
    const char *inhibit_auto_suspend_str;
    pa_source_output_new_data data;

    pa_assert(m);

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

    if (!(s = pa_namereg_get(m->core, pa_modargs_get_value(ma, "source", NULL), PA_NAMEREG_SOURCE))) {
        pa_log("Source does not exist.");
        goto fail;
    }

    if (pa_modargs_get_value_boolean(ma, "loop", &loop) < 0) {
        pa_log("Failed to parse \"loop\" parameter.");
        goto fail;
    }

    if ((inhibit_auto_suspend_str = pa_modargs_get_value(ma, "inhibit_auto_suspend", NULL))) {
        if (pa_streq(inhibit_auto_suspend_str, "always"))
            inhibit_auto_suspend = INHIBIT_AUTO_SUSPEND_ALWAYS;
        else if (pa_streq(inhibit_auto_suspend_str, "never"))
            inhibit_auto_suspend = INHIBIT_AUTO_SUSPEND_NEVER;
        else if (pa_streq(inhibit_auto_suspend_str, "only_with_non_monitor_sources"))
            inhibit_auto_suspend = INHIBIT_AUTO_SUSPEND_ONLY_WITH_NON_MONITOR_SOURCES;
        else {
            pa_log("Failed to parse the \"inhibit_auto_suspend\" parameter.");
            goto fail;
        }
    }

    ss = s->sample_spec;
    pa_rtp_sample_spec_fixup(&ss);
    cm = s->channel_map;
    if (pa_modargs_get_sample_spec(ma, &ss) < 0) {
        pa_log("Failed to parse sample specification");
        goto fail;
    }

    if (!pa_rtp_sample_spec_valid(&ss)) {
        pa_log("Specified sample type not compatible with RTP");
        goto fail;
    }

    if (ss.channels != cm.channels)
        pa_channel_map_init_auto(&cm, ss.channels, PA_CHANNEL_MAP_AIFF);

    payload = pa_rtp_payload_from_sample_spec(&ss);

    mtu = (uint32_t) pa_frame_align(DEFAULT_MTU, &ss);

    if (pa_modargs_get_value_u32(ma, "mtu", &mtu) < 0 || mtu < 1 || mtu % pa_frame_size(&ss) != 0) {
        pa_log("Invalid MTU.");
        goto fail;
    }

    port = DEFAULT_PORT + ((uint32_t) (rand() % 512) << 1);
    if (pa_modargs_get_value_u32(ma, "port", &port) < 0 || port < 1 || port > 0xFFFF) {
        pa_log("port= expects a numerical argument between 1 and 65535.");
        goto fail;
    }

    if (port & 1)
        pa_log_warn("Port number not even as suggested in RFC3550!");

    if (pa_modargs_get_value_u32(ma, "ttl", &ttl) < 0 || ttl < 1 || ttl > 0xFF) {
        pa_log("ttl= expects a numerical argument between 1 and 255.");
        goto fail;
    }

    src_addr = pa_modargs_get_value(ma, "source_ip", DEFAULT_SOURCE_IP);

    if (inet_pton(AF_INET, src_addr, &src_sa4.sin_addr) > 0) {
        src_sa4.sin_family = af = AF_INET;
        src_sa4.sin_port = htons(0);
        memset(&src_sa4.sin_zero, 0, sizeof(src_sa4.sin_zero));
        src_sap_sa4 = src_sa4;
#ifdef HAVE_IPV6
    } else if (inet_pton(AF_INET6, src_addr, &src_sa6.sin6_addr) > 0) {
        src_sa6.sin6_family = af = AF_INET6;
        src_sa6.sin6_port = htons(0);
        src_sa6.sin6_flowinfo = 0;
        src_sa6.sin6_scope_id = 0;
        src_sap_sa6 = src_sa6;
#endif
    } else {
        pa_log("Invalid source address '%s'", src_addr);
        goto fail;
    }

    dst_addr = pa_modargs_get_value(ma, "destination", NULL);
    if (dst_addr == NULL)
        dst_addr = pa_modargs_get_value(ma, "destination_ip", DEFAULT_DESTINATION_IP);

    if (inet_pton(AF_INET, dst_addr, &dst_sa4.sin_addr) > 0) {
        dst_sa4.sin_family = af = AF_INET;
        dst_sa4.sin_port = htons((uint16_t) port);
        memset(&dst_sa4.sin_zero, 0, sizeof(dst_sa4.sin_zero));
        dst_sap_sa4 = dst_sa4;
        dst_sap_sa4.sin_port = htons(SAP_PORT);
#ifdef HAVE_IPV6
    } else if (inet_pton(AF_INET6, dst_addr, &dst_sa6.sin6_addr) > 0) {
        dst_sa6.sin6_family = af = AF_INET6;
        dst_sa6.sin6_port = htons((uint16_t) port);
        dst_sa6.sin6_flowinfo = 0;
        dst_sa6.sin6_scope_id = 0;
        dst_sap_sa6 = dst_sa6;
        dst_sap_sa6.sin6_port = htons(SAP_PORT);
#endif
    } else {
        pa_log("Invalid destination '%s'", dst_addr);
        goto fail;
    }

    if ((fd = pa_socket_cloexec(af, SOCK_DGRAM, 0)) < 0) {
        pa_log("socket() failed: %s", pa_cstrerror(errno));
        goto fail;
    }

    if (af == AF_INET && bind(fd, (struct sockaddr*) &src_sa4, sizeof(src_sa4)) < 0) {
        pa_log("bind() failed: %s", pa_cstrerror(errno));
        goto fail;
#ifdef HAVE_IPV6
    } else if (af == AF_INET6 && bind(fd, (struct sockaddr*) &src_sa6, sizeof(src_sa6)) < 0) {
        pa_log("bind() failed: %s", pa_cstrerror(errno));
        goto fail;
#endif
    }

    if (af == AF_INET && connect(fd, (struct sockaddr*) &dst_sa4, sizeof(dst_sa4)) < 0) {
        pa_log("connect() failed: %s", pa_cstrerror(errno));
        goto fail;
#ifdef HAVE_IPV6
    } else if (af == AF_INET6 && connect(fd, (struct sockaddr*) &dst_sa6, sizeof(dst_sa6)) < 0) {
        pa_log("connect() failed: %s", pa_cstrerror(errno));
        goto fail;
#endif
    }

    if ((sap_fd = pa_socket_cloexec(af, SOCK_DGRAM, 0)) < 0) {
        pa_log("socket() failed: %s", pa_cstrerror(errno));
        goto fail;
    }

    if (af == AF_INET && bind(sap_fd, (struct sockaddr*) &src_sap_sa4, sizeof(src_sap_sa4)) < 0) {
        pa_log("bind() failed: %s", pa_cstrerror(errno));
        goto fail;
#ifdef HAVE_IPV6
    } else if (af == AF_INET6 && bind(sap_fd, (struct sockaddr*) &src_sap_sa6, sizeof(src_sap_sa6)) < 0) {
        pa_log("bind() failed: %s", pa_cstrerror(errno));
        goto fail;
#endif
    }

    if (af == AF_INET && connect(sap_fd, (struct sockaddr*) &dst_sap_sa4, sizeof(dst_sap_sa4)) < 0) {
        pa_log("connect() failed: %s", pa_cstrerror(errno));
        goto fail;
#ifdef HAVE_IPV6
    } else if (af == AF_INET6 && connect(sap_fd, (struct sockaddr*) &dst_sap_sa6, sizeof(dst_sap_sa6)) < 0) {
        pa_log("connect() failed: %s", pa_cstrerror(errno));
        goto fail;
#endif
    }

    j = loop;
    if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, &j, sizeof(j)) < 0 ||
        setsockopt(sap_fd, IPPROTO_IP, IP_MULTICAST_LOOP, &j, sizeof(j)) < 0) {
        pa_log("IP_MULTICAST_LOOP failed: %s", pa_cstrerror(errno));
        goto fail;
    }

    if (ttl != DEFAULT_TTL) {
        int _ttl = (int) ttl;

        if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_TTL, &_ttl, sizeof(_ttl)) < 0) {
            pa_log("IP_MULTICAST_TTL failed: %s", pa_cstrerror(errno));
            goto fail;
        }

        if (setsockopt(sap_fd, IPPROTO_IP, IP_MULTICAST_TTL, &_ttl, sizeof(_ttl)) < 0) {
            pa_log("IP_MULTICAST_TTL (sap) failed: %s", pa_cstrerror(errno));
            goto fail;
        }
    }

    /* If the socket queue is full, let's drop packets */
    pa_make_fd_nonblock(fd);
    pa_make_udp_socket_low_delay(fd);

    pa_source_output_new_data_init(&data);
    pa_proplist_sets(data.proplist, PA_PROP_MEDIA_NAME, "RTP Monitor Stream");
    pa_proplist_sets(data.proplist, "rtp.source", src_addr);
    pa_proplist_sets(data.proplist, "rtp.destination", dst_addr);
    pa_proplist_setf(data.proplist, "rtp.mtu", "%lu", (unsigned long) mtu);
    pa_proplist_setf(data.proplist, "rtp.port", "%lu", (unsigned long) port);
    pa_proplist_setf(data.proplist, "rtp.ttl", "%lu", (unsigned long) ttl);
    data.driver = __FILE__;
    data.module = m;
    pa_source_output_new_data_set_source(&data, s, false, true);
    pa_source_output_new_data_set_sample_spec(&data, &ss);
    pa_source_output_new_data_set_channel_map(&data, &cm);
    data.flags |= get_dont_inhibit_auto_suspend_flag(s, inhibit_auto_suspend);

    pa_source_output_new(&o, m->core, &data);
    pa_source_output_new_data_done(&data);

    if (!o) {
        pa_log("failed to create source output.");
        goto fail;
    }

    o->parent.process_msg = source_output_process_msg;
    o->push = source_output_push_cb;
    o->moving = source_output_moving_cb;
    o->kill = source_output_kill_cb;

    pa_log_info("Configured source latency of %llu ms.",
                (unsigned long long) pa_source_output_set_requested_latency(o, pa_bytes_to_usec(mtu, &o->sample_spec)) / PA_USEC_PER_MSEC);

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

    u->memblockq = pa_memblockq_new(
            "module-rtp-send memblockq",
            0,
            MEMBLOCKQ_MAXLENGTH,
            MEMBLOCKQ_MAXLENGTH,
            &ss,
            1,
            0,
            0,
            NULL);

    u->mtu = mtu;

    k = sizeof(sa_dst);
    pa_assert_se((r = getsockname(fd, (struct sockaddr*) &sa_dst, &k)) >= 0);

    n = pa_xstrdup(pa_modargs_get_value(ma, "stream_name", NULL));
    if (n == NULL)
        n = pa_sprintf_malloc("PulseAudio RTP Stream on %s", pa_get_fqdn(hn, sizeof(hn)));

    if (af == AF_INET) {
        p = pa_sdp_build(af,
                     (void*) &((struct sockaddr_in*) &sa_dst)->sin_addr,
                     (void*) &dst_sa4.sin_addr,
                     n, (uint16_t) port, payload, &ss);
#ifdef HAVE_IPV6
    } else {
        p = pa_sdp_build(af,
                     (void*) &((struct sockaddr_in6*) &sa_dst)->sin6_addr,
                     (void*) &dst_sa6.sin6_addr,
                     n, (uint16_t) port, payload, &ss);
#endif
    }

    pa_xfree(n);

    pa_rtp_context_init_send(&u->rtp_context, fd, m->core->cookie, payload, pa_frame_size(&ss));
    pa_sap_context_init_send(&u->sap_context, sap_fd, p);

    pa_log_info("RTP stream initialized with mtu %u on %s:%u from %s ttl=%u, SSRC=0x%08x, payload=%u, initial sequence #%u", mtu, dst_addr, port, src_addr, ttl, u->rtp_context.ssrc, payload, u->rtp_context.sequence);
    pa_log_info("SDP-Data:\n%s\nEOF", p);

    pa_sap_send(&u->sap_context, 0);

    u->sap_event = pa_core_rttime_new(m->core, pa_rtclock_now() + SAP_INTERVAL, sap_event_cb, u);
    u->inhibit_auto_suspend = inhibit_auto_suspend;

    pa_source_output_put(u->source_output);

    pa_modargs_free(ma);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    if (fd >= 0)
        pa_close(fd);

    if (sap_fd >= 0)
        pa_close(sap_fd);

    return -1;
}
Ejemplo n.º 12
0
static void verify_access(struct userdata *u, struct device *d) {
    char *cd;
    pa_card *card;
    bool accessible;

    pa_assert(u);
    pa_assert(d);

    cd = pa_sprintf_malloc("/dev/snd/controlC%s", path_get_card_id(d->path));
    accessible = access(cd, R_OK|W_OK) >= 0;
    pa_log_debug("%s is accessible: %s", cd, pa_yes_no(accessible));

    pa_xfree(cd);

    if (d->module == PA_INVALID_INDEX) {

        /* If we are not loaded, try to load */

        if (accessible) {
            pa_module *m;
            bool busy;

            /* Check if any of the PCM devices that belong to this
             * card are currently busy. If they are, don't try to load
             * right now, to make sure the probing phase can
             * successfully complete. When the current user of the
             * device closes it we will get another notification via
             * inotify and can then recheck. */

            busy = is_card_busy(path_get_card_id(d->path));
            pa_log_debug("%s is busy: %s", d->path, pa_yes_no(busy));

            if (!busy) {

                /* So, why do we rate limit here? It's certainly ugly,
                 * but there seems to be no other way. Problem is
                 * this: if we are unable to configure/probe an audio
                 * device after opening it we will close it again and
                 * the module initialization will fail. This will then
                 * cause an inotify event on the device node which
                 * will be forwarded to us. We then try to reopen the
                 * audio device again, practically entering a busy
                 * loop.
                 *
                 * A clean fix would be if we would be able to ignore
                 * our own inotify close events. However, inotify
                 * lacks such functionality. Also, during probing of
                 * the device we cannot really distinguish between
                 * other processes causing EBUSY or ourselves, which
                 * means we have no way to figure out if the probing
                 * during opening was canceled by a "try again"
                 * failure or a "fatal" failure. */

                if (pa_ratelimit_test(&d->ratelimit, PA_LOG_DEBUG)) {
                    pa_log_debug("Loading module-alsa-card with arguments '%s'", d->args);
                    m = pa_module_load(u->core, "module-alsa-card", d->args);

                    if (m) {
                        d->module = m->index;
                        pa_log_info("Card %s (%s) module loaded.", d->path, d->card_name);
                    } else
                        pa_log_info("Card %s (%s) failed to load module.", d->path, d->card_name);
                } else
                    pa_log_warn("Tried to configure %s (%s) more often than %u times in %llus",
                                d->path,
                                d->card_name,
                                d->ratelimit.burst,
                                (long long unsigned) (d->ratelimit.interval / PA_USEC_PER_SEC));
            }
        }

    } else {

        /* If we are already loaded update suspend status with
         * accessible boolean */

        if ((card = pa_namereg_get(u->core, d->card_name, PA_NAMEREG_CARD))) {
            pa_log_debug("%s all sinks and sources of card %s.", accessible ? "Resuming" : "Suspending", d->card_name);
            pa_card_suspend(card, !accessible, PA_SUSPEND_SESSION);
        }
    }
}
Ejemplo n.º 13
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 14
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 15
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 {
Ejemplo n.º 16
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;

    pa_assert(io);
    pa_assert(u);

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

    if (events & PA_IO_EVENT_INPUT) {
        struct input_event ev;

        if (pa_loop_read(u->fd, &ev, sizeof(ev), &u->fd_type) <= 0) {
            pa_log("Failed to read from event device: %s", pa_cstrerror(errno));
            goto fail;
        }

        if (ev.type == EV_KEY && (ev.value == 1 || ev.value == 2)) {
            enum {
                INVALID,
                UP,
                DOWN,
                MUTE_TOGGLE
            } volchange = INVALID;

            pa_log_debug("Key code=%u, value=%u", ev.code, ev.value);

            switch (ev.code) {
                case KEY_VOLUMEDOWN:
                    volchange = DOWN;
                    break;

                case KEY_VOLUMEUP:
                    volchange = UP;
                    break;

                case KEY_MUTE:
                    volchange = MUTE_TOGGLE;
                    break;
            }

            if (volchange != INVALID) {
                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_TOGGLE:
                            pa_sink_set_mute(s, !pa_sink_get_mute(s, false), true);
                            break;

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

    return;

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

    pa_module_unload_request(u->module, true);
}
Ejemplo n.º 17
0
/* Called from main context */
int pa_source_output_new(
        pa_source_output**_o,
        pa_core *core,
        pa_source_output_new_data *data) {

    pa_source_output *o;
    pa_resampler *resampler = NULL;
    char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
    int r;
    char *pt;

    pa_assert(_o);
    pa_assert(core);
    pa_assert(data);
    pa_assert_ctl_context();

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

    if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data)) < 0)
        return r;

    pa_return_val_if_fail(!data->driver || pa_utf8_valid(data->driver), -PA_ERR_INVALID);

    if (!data->source) {
        data->source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE);
        data->save_source = FALSE;
    }

    pa_return_val_if_fail(data->source, -PA_ERR_NOENTITY);
    pa_return_val_if_fail(PA_SOURCE_IS_LINKED(pa_source_get_state(data->source)), -PA_ERR_BADSTATE);
    pa_return_val_if_fail(!data->direct_on_input || data->direct_on_input->sink == data->source->monitor_of, -PA_ERR_INVALID);

    if (!data->sample_spec_is_set)
        data->sample_spec = data->source->sample_spec;

    pa_return_val_if_fail(pa_sample_spec_valid(&data->sample_spec), -PA_ERR_INVALID);

    if (!data->channel_map_is_set) {
        if (pa_channel_map_compatible(&data->source->channel_map, &data->sample_spec))
            data->channel_map = data->source->channel_map;
        else
            pa_channel_map_init_extend(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
    }

    pa_return_val_if_fail(pa_channel_map_valid(&data->channel_map), -PA_ERR_INVALID);
    pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID);

    if (data->flags & PA_SOURCE_OUTPUT_FIX_FORMAT)
        data->sample_spec.format = data->source->sample_spec.format;

    if (data->flags & PA_SOURCE_OUTPUT_FIX_RATE)
        data->sample_spec.rate = data->source->sample_spec.rate;

    if (data->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) {
        data->sample_spec.channels = data->source->sample_spec.channels;
        data->channel_map = data->source->channel_map;
    }

    pa_assert(pa_sample_spec_valid(&data->sample_spec));
    pa_assert(pa_channel_map_valid(&data->channel_map));

    if (data->resample_method == PA_RESAMPLER_INVALID)
        data->resample_method = core->resample_method;

    pa_return_val_if_fail(data->resample_method < PA_RESAMPLER_MAX, -PA_ERR_INVALID);

    if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0)
        return r;

    if ((data->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) &&
        pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) {
        pa_log("Failed to create source output: source is suspended.");
        return -PA_ERR_BADSTATE;
    }

    if (pa_idxset_size(data->source->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
        pa_log("Failed to create source output: too many outputs per source.");
        return -PA_ERR_TOOLARGE;
    }

    if ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
        !pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
        !pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) {

        if (!(resampler = pa_resampler_new(
                      core->mempool,
                      &data->source->sample_spec, &data->source->channel_map,
                      &data->sample_spec, &data->channel_map,
                      data->resample_method,
                      ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
                      ((data->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
                      (core->disable_remixing || (data->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
                      (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
            pa_log_warn("Unsupported resampling operation.");
            return -PA_ERR_NOTSUPPORTED;
        }
    }

    o = pa_msgobject_new(pa_source_output);
    o->parent.parent.free = source_output_free;
    o->parent.process_msg = pa_source_output_process_msg;

    o->core = core;
    o->state = PA_SOURCE_OUTPUT_INIT;
    o->flags = data->flags;
    o->proplist = pa_proplist_copy(data->proplist);
    o->driver = pa_xstrdup(pa_path_get_filename(data->driver));
    o->module = data->module;
    o->source = data->source;
    o->destination_source = data->destination_source;
    o->client = data->client;

    o->actual_resample_method = resampler ? pa_resampler_get_method(resampler) : PA_RESAMPLER_INVALID;
    o->requested_resample_method = data->resample_method;
    o->sample_spec = data->sample_spec;
    o->channel_map = data->channel_map;

    o->direct_on_input = data->direct_on_input;

    o->save_source = data->save_source;

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

    o->thread_info.state = o->state;
    o->thread_info.attached = FALSE;
    o->thread_info.sample_spec = o->sample_spec;
    o->thread_info.resampler = resampler;
    o->thread_info.requested_source_latency = (pa_usec_t) -1;
    o->thread_info.direct_on_input = o->direct_on_input;

    o->thread_info.delay_memblockq = pa_memblockq_new(
            0,
            MEMBLOCKQ_MAXLENGTH,
            0,
            pa_frame_size(&o->source->sample_spec),
            0,
            1,
            0,
            &o->source->silence);

    pa_assert_se(pa_idxset_put(core->source_outputs, o, &o->index) == 0);
    pa_assert_se(pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL) == 0);

    if (o->client)
        pa_assert_se(pa_idxset_put(o->client->source_outputs, o, NULL) >= 0);

    if (o->direct_on_input)
        pa_assert_se(pa_idxset_put(o->direct_on_input->direct_outputs, o, NULL) == 0);

    pt = pa_proplist_to_string_sep(o->proplist, "\n    ");
    pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s\n    %s",
                o->index,
                pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)),
                o->source->name,
                pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec),
                pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map),
                pt);
    pa_xfree(pt);

    /* Don't forget to call pa_source_output_put! */

    *_o = o;
    return 0;
}
Ejemplo n.º 18
0
int pa__init(pa_module *m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    pa_sink *sink;
    pa_sink_input_new_data sink_input_data;
    pa_source *source;
    pa_source_output_new_data source_output_data;
    uint32_t latency_msec;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_memchunk silence;
    uint32_t adjust_time_sec;
    const char *n;

    pa_assert(m);

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

    if (!(source = pa_namereg_get(m->core, pa_modargs_get_value(ma, "source", NULL), PA_NAMEREG_SOURCE))) {
        pa_log("No such source.");
        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 = sink->sample_spec;
    map = sink->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;
    }

    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;
    sink_input_data.sink = sink;

    if ((n = pa_modargs_get_value(ma, "sink_input_name", NULL)))
        pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, n);
    else
        pa_proplist_setf(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Loopback from %s",
                         pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION)));

    if ((n = pa_modargs_get_value(ma, "sink_input_role", NULL)))
        pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, n);
    else
        pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");

    if ((n = pa_proplist_gets(source->proplist, PA_PROP_DEVICE_ICON_NAME)))
        pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ICON_NAME, n);

    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_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->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->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->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;
    source_output_data.source = source;

    if ((n = pa_modargs_get_value(ma, "source_output_name", NULL)))
        pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, n);
    else
        pa_proplist_setf(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Loopback to %s",
                         pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION)));

    if ((n = pa_modargs_get_value(ma, "source_output_role", NULL)))
        pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, n);
    else
        pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract");

    if ((n = pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_ICON_NAME)))
        pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ICON_NAME, n);

    pa_source_output_new_data_set_sample_spec(&source_output_data, &ss);
    pa_sink_input_new_data_set_channel_map(&sink_input_data, &map);

    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->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(
            0,                      /* idx */
            MEMBLOCKQ_MAXLENGTH,    /* maxlength */
            MEMBLOCKQ_MAXLENGTH,    /* tlength */
            pa_frame_size(&ss),     /* base */
            0,                      /* prebuf */
            0,                      /* minreq */
            0,                      /* maxrewind */
            &silence);              /* silence frame */
    pa_memblock_unref(silence.memblock);

    u->asyncmsgq = pa_asyncmsgq_new(0);

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

    if (u->adjust_time > 0)
        u->time_event = pa_core_rttime_new(m->core, pa_rtclock_now() + u->adjust_time, time_callback, 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) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    const char *sink_name, *source_name, *dbus_type;
    pa_sink *sink = NULL;
    pa_source *source = NULL;

    pa_assert(m);

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

    sink_name = pa_modargs_get_value(ma, "sink", NULL);
    source_name = pa_modargs_get_value(ma, "source", NULL);
    dbus_type = pa_modargs_get_value(ma, "dbus_type", "session");

    pa_log_debug("Got arguments: sink=\"%s\" source=\"%s\" dbus_type=\"%s\"",
                 sink_name, source_name, dbus_type);

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

    u->ss.format = PA_SAMPLE_S16NE;
    u->ss.rate = CMTSPEECH_SAMPLERATE;
    u->ss.channels = 1;
    pa_channel_map_init_mono(&u->map);
    /* The result is rounded down incorrectly thus +1 */
    u->dl_frame_size = pa_usec_to_bytes(VOICE_SINK_FRAMESIZE+1, &u->ss);
    u->ul_frame_size = pa_usec_to_bytes(VOICE_SOURCE_FRAMESIZE+1, &u->ss);

    if (!(source = pa_namereg_get(m->core, source_name, PA_NAMEREG_SOURCE))) {
        pa_log_error("Source \"%s\" not found", source_name);
        goto fail;
    }

    if (!(sink = pa_namereg_get(m->core, sink_name, PA_NAMEREG_SINK))) {
        pa_log_error("Sink \"%s\" not found", sink_name);
        goto fail;
    }

    u->sink_name = pa_xstrdup(sink_name);
    u->source_name = pa_xstrdup(source_name);

    if (cmtspeech_check_source_api(source))
        goto fail;

    if (cmtspeech_check_sink_api(sink))
        goto fail;

    u->sink_input = NULL;
    u->source_output = NULL;

    u->local_sideinfoq = pa_queue_new();
    u->voice_sideinfoq = NULL;
    u->continuous_dl_stream = false,
    u->dl_memblockq =
	pa_memblockq_new("cmtspeech dl_memblockq", 0, 4*u->dl_frame_size, 0, &u->ss, 0, 0, 0, NULL);

    u->mainloop_handler = cmtspeech_mainloop_handler_new(u);

    if (cmtspeech_dbus_init(u, dbus_type))
        goto fail;

    if (cmtspeech_connection_init(u))
	goto fail;

    pa_modargs_free(ma);

    return 0;
fail:
    if (ma)
        pa_modargs_free(ma);

    pa__done(m);
    return -1;
}
Ejemplo n.º 20
0
static void on_set_debug(pa_core* c, pa_proplist* p, int debug_sink_id, const char* ext_args)
{
    const char* device_name = pa_proplist_gets(p, PROPLIST_KEY_DEVICE);
    if (!device_name) {
        pa_log_error("device not specific!");
        return;
    }

    int device_id = atoi(device_name);
    pa_sink* sink = NULL;
    pa_source* source = NULL;
    sink = find_sink(c, device_id);

    if (!sink) {
        source = find_source(c, device_id);
    }

    if (!sink && !source) {
        pa_log_error("sink/source of device id %s not found!", device_name);
        return;
    }

    pa_sample_spec ss;
    pa_channel_map map;

    if (sink) {
        ss = sink->sample_spec;
        map = sink->channel_map;
    }
    else {
        ss = source->sample_spec;
        map = source->channel_map;
    }

    if (debug_sink_id == EAUDIO_STREAM_DEVICE_VIRTUALOUPUT_REMOTE) {
        ss.rate = 8000;
        ss.format = PA_SAMPLE_U8;
        ss.channels = 1;
        map.channels = 1;
    }

    char sink_name[64];
    GET_PLUGIN_NAME(sink_name, debug_sink_id);

    pa_module* link_module = NULL;
    const char* str_func = pa_proplist_gets(p, PROPLIST_VALUE_FUNC);
    bool func_on = true;
    if (str_func) {
        func_on = !strcmp(str_func, PROPLIST_VALUE_TRUE);
    }

    if (sink) {
        link_module = sink->module;
    }
    else if (source) {
        link_module = source->module;
    }

    if (func_on) {

        pa_pre_load_func_t f = pa_get_user_data(PA_USER_SINK_PRELOAD_FUNC);
        if (f) {
            f(sink_name, c, &ss, &map, ext_args);
        }

        pa_sink* remote_sink = pa_namereg_get(c, sink_name, PA_NAMEREG_SINK);
        if (!remote_sink) {
            pa_log_error("remote-sink load failed");
            return;
        }

        char args[256] = { 0 };
        char loopback_name[128] = { 0 };
        const char* i_name = NULL;
        const char* o_name = NULL;

        if (sink) {
            i_name = sink->monitor_source->name;
            o_name = remote_sink->name;
        }
        else if (source) {
            i_name = source->name;
            o_name = remote_sink->name;
        }

        pa_snprintf(loopback_name, sizeof(loopback_name), "Loopback(%s->%s)", i_name, o_name);
        pa_snprintf(args, sizeof(args), "name=%s source=%s sink=%s token=%u %s", loopback_name, i_name, o_name, MAGIC_TOKEN_ID, ext_args ? ext_args : "");

        pa_log_info("load-module module-loopback args: %s", args);
        pa_module* m = pa_module_load(c, "module-loopback", args);
        if (!m) {
            pa_log_error("on_set_debug module load err.");
            return;
        }

        if (link_module) {
            pa_proplist_sets(link_module->proplist, PA_PROP_LINK_LOOPBACK_ID, loopback_name);
        }
    }
    else {

        pa_sink* remote_sink = find_sink(c, debug_sink_id);
        if (remote_sink) {
            pa_log_info("unloading remote_sink %d", debug_sink_id);
            pa_module_unload_request(remote_sink->module, true);
        }

    }
}
Ejemplo n.º 21
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;
}
Ejemplo n.º 22
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;
    LADSPA_Descriptor_Function descriptor_func;
    const char *e, *cdata;
    const LADSPA_Descriptor *d;
    unsigned long input_port, output_port, p, j, n_control;
    unsigned 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;
    }

    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);

    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);

    input_port = output_port = (unsigned long) -1;
    n_control = 0;

    for (p = 0; p < d->PortCount; p++) {

        if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) {

            if (strcmp(d->PortNames[p], "Input") == 0) {
                pa_assert(input_port == (unsigned long) -1);
                input_port = p;
            } else {
                pa_log("Found audio input port on plugin we cannot handle: %s", d->PortNames[p]);
                goto fail;
            }

        } else if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) {

            if (strcmp(d->PortNames[p], "Output") == 0) {
                pa_assert(output_port == (unsigned long) -1);
                output_port = p;
            } else {
                pa_log("Found audio output port on plugin we cannot handle: %s", d->PortNames[p]);
                goto fail;
            }

        } else if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p]))
            n_control++;
        else {
            pa_assert(LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p]));
            pa_log_debug("Ignored control output port \"%s\".", d->PortNames[p]);
        }
    }

    if ((input_port == (unsigned long) -1) || (output_port == (unsigned long) -1)) {
        pa_log("Failed to identify input and output ports. "
               "Right now this module can only deal with plugins which provide an 'Input' and an 'Output' audio port. "
               "Patches welcome!");
        goto fail;
    }

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

    u->input = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size);
    if (LADSPA_IS_INPLACE_BROKEN(d->Properties))
        u->output = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size);
    else
        u->output = u->input;

    u->channels = ss.channels;

    for (c = 0; c < ss.channels; c++) {
        if (!(u->handle[c] = d->instantiate(d, ss.rate))) {
            pa_log("Failed to instantiate plugin %s with label %s for channel %i", plugin, d->Label, c);
            goto fail;
        }

        d->connect_port(u->handle[c], input_port, u->input);
        d->connect_port(u->handle[c], output_port, u->output);
    }

    if (!cdata && n_control > 0) {
        pa_log("This plugin requires specification of %lu control parameters.", n_control);
        goto fail;
    }

    if (n_control > 0) {
        const char *state = NULL;
        char *k;
        unsigned long h;

        u->control = pa_xnew(LADSPA_Data, (unsigned) n_control);
        use_default = pa_xnew(pa_bool_t, (unsigned) n_control);
        p = 0;

        while ((k = pa_split(cdata, ",", &state)) && p < n_control) {
            double f;

            if (*k == 0) {
                use_default[p++] = TRUE;
                pa_xfree(k);
                continue;
            }

            if (pa_atod(k, &f) < 0) {
                pa_log("Failed to parse control value '%s'", k);
                pa_xfree(k);
                goto fail;
            }

            pa_xfree(k);

            use_default[p] = FALSE;
            u->control[p++] = (LADSPA_Data) f;
        }

        /* The previous loop doesn't take the last control value into account
           if it is left empty, so we do it here. */
        if (*cdata == 0 || cdata[strlen(cdata) - 1] == ',') {
            if (p < n_control)
                use_default[p] = TRUE;
            p++;
        }

        if (p > n_control || k) {
            pa_log("Too many control values passed, %lu expected.", n_control);
            pa_xfree(k);
            goto fail;
        }

        if (p < n_control) {
            pa_log("Not enough control values passed, %lu expected, %lu passed.", n_control, p);
            goto fail;
        }

        h = 0;
        for (p = 0; p < d->PortCount; p++) {
            LADSPA_PortRangeHintDescriptor hint = d->PortRangeHints[p].HintDescriptor;

            if (!LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p]))
                continue;

            if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) {
                for (c = 0; c < ss.channels; c++)
                    d->connect_port(u->handle[c], p, &u->control_out);
                continue;
            }

            pa_assert(h < n_control);

            if (use_default[h]) {
                LADSPA_Data lower, upper;

                if (!LADSPA_IS_HINT_HAS_DEFAULT(hint)) {
                    pa_log("Control port value left empty but plugin defines no default.");
                    goto fail;
                }

                lower = d->PortRangeHints[p].LowerBound;
                upper = d->PortRangeHints[p].UpperBound;

                if (LADSPA_IS_HINT_SAMPLE_RATE(hint)) {
                    lower *= (LADSPA_Data) ss.rate;
                    upper *= (LADSPA_Data) ss.rate;
                }

                switch (hint & LADSPA_HINT_DEFAULT_MASK) {

                    case LADSPA_HINT_DEFAULT_MINIMUM:
                        u->control[h] = lower;
                        break;

                    case LADSPA_HINT_DEFAULT_MAXIMUM:
                        u->control[h] = upper;
                        break;

                    case LADSPA_HINT_DEFAULT_LOW:
                        if (LADSPA_IS_HINT_LOGARITHMIC(hint))
                            u->control[h] = (LADSPA_Data) exp(log(lower) * 0.75 + log(upper) * 0.25);
                        else
                            u->control[h] = (LADSPA_Data) (lower * 0.75 + upper * 0.25);
                        break;

                    case LADSPA_HINT_DEFAULT_MIDDLE:
                        if (LADSPA_IS_HINT_LOGARITHMIC(hint))
                            u->control[h] = (LADSPA_Data) exp(log(lower) * 0.5 + log(upper) * 0.5);
                        else
                            u->control[h] = (LADSPA_Data) (lower * 0.5 + upper * 0.5);
                        break;

                    case LADSPA_HINT_DEFAULT_HIGH:
                        if (LADSPA_IS_HINT_LOGARITHMIC(hint))
                            u->control[h] = (LADSPA_Data) exp(log(lower) * 0.25 + log(upper) * 0.75);
                        else
                            u->control[h] = (LADSPA_Data) (lower * 0.25 + upper * 0.75);
                        break;

                    case LADSPA_HINT_DEFAULT_0:
                        u->control[h] = 0;
                        break;

                    case LADSPA_HINT_DEFAULT_1:
                        u->control[h] = 1;
                        break;

                    case LADSPA_HINT_DEFAULT_100:
                        u->control[h] = 100;
                        break;

                    case LADSPA_HINT_DEFAULT_440:
                        u->control[h] = 440;
                        break;

                    default:
                        pa_assert_not_reached();
                }
            }

            if (LADSPA_IS_HINT_INTEGER(hint))
                u->control[h] = roundf(u->control[h]);

            pa_log_debug("Binding %f to port %s", u->control[h], d->PortNames[p]);

            for (c = 0; c < ss.channels; c++)
                d->connect_port(u->handle[c], p, &u->control[h]);

            h++;
        }

        pa_assert(h == n_control);
    }

    if (d->activate)
        for (c = 0; c < u->channels; c++)
            d->activate(u->handle[c]);

    /* 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.ladspa", 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.ladspa.module", plugin);
    pa_proplist_sets(sink_data.proplist, "device.ladspa.label", d->Label);
    pa_proplist_sets(sink_data.proplist, "device.ladspa.name", d->Name);
    pa_proplist_sets(sink_data.proplist, "device.ladspa.maker", d->Maker);
    pa_proplist_sets(sink_data.proplist, "device.ladspa.copyright", d->Copyright);
    pa_proplist_setf(sink_data.proplist, "device.ladspa.unique_id", "%lu", (unsigned long) d->UniqueID);

    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, "LADSPA Plugin %s on %s", d->Name, z ? z : master->name);
    }

    u->sink = pa_sink_new(m->core, &sink_data,
                          PA_SINK_HW_MUTE_CTRL|PA_SINK_HW_VOLUME_CTRL|PA_SINK_DECIBEL_VOLUME|
                          (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY)));
    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;
    u->sink->set_volume = sink_set_volume_cb;
    u->sink->set_mute = sink_set_mute_cb;
    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;
    sink_input_data.sink = master;
    pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "LADSPA Stream");
    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->may_move_to = sink_input_may_move_to_cb;
    u->sink_input->moving = sink_input_moving_cb;
    u->sink_input->volume_changed = sink_input_volume_changed_cb;
    u->sink_input->mute_changed = sink_input_mute_changed_cb;
    u->sink_input->userdata = u;

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

    pa_modargs_free(ma);

    pa_xfree(use_default);

    return 0;

fail:
    if (ma)
        pa_modargs_free(ma);

    pa_xfree(use_default);

    pa__done(m);

    return -1;
}
Ejemplo n.º 23
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_sample_spec ss;
    pa_channel_map map;
    pa_modargs *ma;
    pa_source *master=NULL;
    pa_source_output_new_data source_output_data;
    pa_source_new_data source_data;
    pa_bool_t *use_default = NULL;

    /* optional for uplink_sink */
    pa_sink_new_data sink_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;
    }

    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;
    }

    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;
    }


    u = pa_xnew0(struct userdata, 1);
    if (!u) {
        pa_log("Failed to alloc userdata");
        goto fail;
    }
    u->module = m;
    m->userdata = u;
    u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL);
    if (!u->memblockq) {
        pa_log("Failed to create source memblockq.");
        goto fail;
    }
    u->channels = ss.channels;

    /* 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.vsource", master->name);
    pa_source_new_data_set_sample_spec(&source_data, &ss);
    pa_source_new_data_set_channel_map(&source_data, &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");
    pa_proplist_sets(source_data.proplist, "device.vsource.name", source_data.name);

    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 *z;

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

    u->source = pa_source_new(m->core, &source_data,
                          PA_SOURCE_HW_MUTE_CTRL|PA_SOURCE_HW_VOLUME_CTRL|PA_SOURCE_DECIBEL_VOLUME|
                          (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->set_volume = source_set_volume_cb;
    u->source->set_mute = source_set_mute_cb;
    u->source->get_volume = source_get_volume_cb;
    u->source->get_mute = source_get_mute_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;
    source_output_data.source = master;
    /* FIXME
       source_output_data.flags = PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND; */

    pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Virtual Source 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, &map);

    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->userdata = u;

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

    /* Create optional uplink 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, "uplink_sink", NULL)))) {
        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, "uplink sink");
        pa_proplist_sets(sink_data.proplist, "device.uplink_sink.name", sink_data.name);

        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, "Uplink Sink %s on %s", sink_data.name, z ? z : master->name);
        }

        u->sink_memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL);
        if (!u->sink_memblockq) {
            pa_log("Failed to create sink memblockq.");
            goto fail;
        }

        u->sink = pa_sink_new(m->core, &sink_data, 0);  /* FIXME, sink has no capabilities */
        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->update_requested_latency = sink_update_requested_latency_cb;
        u->sink->request_rewind = sink_request_rewind_cb;
        u->sink->set_state = sink_set_state_cb;
        u->sink->userdata = u;

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

        /* FIXME: no idea what I am doing here */
        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);

        pa_sink_put(u->sink);
    } else {
        /* optional uplink sink not enabled */
        u->sink = NULL;
    }

    pa_modargs_free(ma);

    pa_xfree(use_default);

    return 0;

 fail:
    if (ma)
        pa_modargs_free(ma);

    pa_xfree(use_default);

    pa__done(m);

    return -1;
}
Ejemplo n.º 24
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);
}
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;
}
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 27
0
int pa__init(pa_module*m) {
    struct userdata *u;
    pa_sample_spec ss;
    pa_channel_map sink_map, stream_map;
    pa_modargs *ma;
    pa_sink *master;
    pa_sink_input_new_data sink_input_data;
    pa_sink_new_data sink_data;
    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;
    }

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

    stream_map = sink_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 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.remapped", master->name);
    pa_sink_new_data_set_sample_spec(&sink_data, &ss);
    pa_sink_new_data_set_channel_map(&sink_data, &sink_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");

    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 *k;

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

    u->sink = pa_sink_new(m->core, &sink_data, master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY));
    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;
    u->sink->set_state = sink_set_state;
    u->sink->update_requested_latency = sink_update_requested_latency;
    u->sink->request_rewind = sink_request_rewind;
    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_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Remapped Stream");
    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, &stream_map);
    sink_input_data.flags = (remix ? 0 : PA_SINK_INPUT_NO_REMIX);

    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->attach = sink_input_attach_cb;
    u->sink_input->detach = sink_input_detach_cb;
    u->sink_input->kill = sink_input_kill_cb;
    u->sink_input->state_change = sink_input_state_change_cb;
    u->sink_input->may_move_to = sink_input_may_move_to_cb;
    u->sink_input->moving = sink_input_moving_cb;
    u->sink_input->userdata = u;

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

    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;
}
int pa__init(pa_module*m) {
    pa_modargs *ma = NULL;
    struct userdata *u;
    const char *master_sink_name;
    const char *master_source_name;
    const char *raw_sink_name;
    const char *raw_source_name;
    const char *voice_sink_name;
    const char *voice_source_name;
    const char *max_hw_frag_size_str;
    int max_hw_frag_size = 3840;
    pa_sink *master_sink;
    pa_source *master_source;

    pa_assert(m);

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

    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");
    max_hw_frag_size_str = pa_modargs_get_value(ma, "max_hw_frag_size", "3840");

    pa_log_debug("Got arguments: master_sink=\"%s\" master_source=\"%s\" "
                 "raw_sink_name=\"%s\" raw_source_name=\"%s\" max_hw_frag_size=\"%s\".",
                 master_sink_name, master_source_name,
                 raw_sink_name, raw_source_name,
                 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->modargs = ma;
    u->core = m->core;
    u->module = m;
    u->master_sink = master_sink;
    u->master_source = master_source;

    set_hooks(u);

    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 = VOICE_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 = VOICE_SAMPLE_RATE_HW_HZ;
    u->hw_mono_sample_spec.channels = 1;

    u->aep_sample_spec.format = PA_SAMPLE_S16NE;
    u->aep_sample_spec.rate = VOICE_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(VOICE_PERIOD_AEP_USECS+1, &u->aep_sample_spec);
    u->aep_hw_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_AEP_USECS+1, &u->hw_sample_spec);
    u->hw_fragment_size = pa_usec_to_bytes(VOICE_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(VOICE_PERIOD_AEP_USECS+1, &u->hw_mono_sample_spec);
    u->hw_mono_fragment_size = pa_usec_to_bytes(VOICE_PERIOD_MASTER_USECS+1, &u->hw_mono_sample_spec);

    u->voice_ul_fragment_size = pa_usec_to_bytes(VOICE_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;

    u->call_state_tracker = pa_call_state_tracker_get(m->core);

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

    if (voice_init_hw_sink_input(u))
        goto fail;

    /* This must be set before calling pa_sink_put(), because pa_sink_put() has
     * assertion
     * "!(s->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER) || s->flat_sink_input".
     */
    u->raw_sink->flat_sink_input = u->hw_sink_input;

    /* This must be called before calling voice_init_voip_sink(), because
     * pa_sink_input_new() has assertion
     * "PA_SINK_IS_LINKED(pa_sink_get_state(data->sink))". */
    pa_sink_put(u->raw_sink);

    /* This must be called before calling voice_init_aep_sink_input(), because
     * the flat volume logic will otherwise mess up the aep sink input's volume
     * when pa_sink_input_put(u->hw_sink_input) is called. */
    pa_sink_input_put(u->hw_sink_input);

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

    if (voice_init_aep_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;

    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;

    /* TODO: Guess we should use max_hw_frag_size here */
    u->hw_source_memblockq = // 8 * 5ms = 40ms
        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->dl_sideinfo_queue = pa_queue_new();

    u->ul_deadline = 0;

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

    voice_aep_ear_ref_init(u);

    if (voice_convert_init(u))
        goto fail;

    /* IHF mode is the default and this initialization is consistent with it. */
    u->active_mic_channel = MIC_CH0;

    meego_parameter_request_updates("voice", (pa_hook_cb_t)voice_parameter_cb, PA_HOOK_NORMAL, FALSE, u);
    meego_parameter_request_updates("alsa", (pa_hook_cb_t)alsa_parameter_cb, PA_HOOK_NORMAL, FALSE, u);
    meego_parameter_request_updates("aep", (pa_hook_cb_t)aep_parameter_cb, PA_HOOK_LATE, FALSE, u);

    /*         aep-s-i                                            */
    /* voip-sink ---\                 hw-sink-input               */
    /*                > optimized mix -------------> master-sink  */
    /*                |                                           */
    /*             raw-sink                                       */

    /*                                                  */
    /* voip-src  <---       hw-source-output            */
    /*                < mux <------------- master-src   */
    /*  raw-src  <---                                   */

    u->voip_sink->flat_sink_input = u->aep_sink_input;

    pa_sink_put(u->voip_sink);

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

    u->sink_subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SINK_INPUT, master_sink_volume_subscribe_cb, u);

    u->previous_master_source_state = pa_source_get_state(u->master_source);
    u->source_change_subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SOURCE, master_source_state_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_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;
}
Ejemplo n.º 30
0
void pa_simple_protocol_connect(pa_simple_protocol *p, pa_iochannel *io, pa_simple_options *o) {
    connection *c = NULL;
    char pname[128];
    pa_client_new_data client_data;

    pa_assert(p);
    pa_assert(io);
    pa_assert(o);

    if (pa_idxset_size(p->connections)+1 > MAX_CONNECTIONS) {
        pa_log("Warning! Too many connections (%u), dropping incoming connection.", MAX_CONNECTIONS);
        pa_iochannel_free(io);
        return;
    }

    c = pa_msgobject_new(connection);
    c->parent.parent.free = connection_free;
    c->parent.process_msg = connection_process_msg;
    c->io = io;
    pa_iochannel_set_callback(c->io, io_callback, c);

    c->sink_input = NULL;
    c->source_output = NULL;
    c->input_memblockq = c->output_memblockq = NULL;
    c->protocol = p;
    c->options = pa_simple_options_ref(o);
    c->playback.current_memblock = NULL;
    c->playback.memblock_index = 0;
    c->dead = false;
    c->playback.underrun = true;
    pa_atomic_store(&c->playback.missing, 0);

    pa_client_new_data_init(&client_data);
    client_data.module = o->module;
    client_data.driver = __FILE__;
    pa_iochannel_socket_peer_to_string(io, pname, sizeof(pname));
    pa_proplist_setf(client_data.proplist, PA_PROP_APPLICATION_NAME, "Simple client (%s)", pname);
    pa_proplist_sets(client_data.proplist, "simple-protocol.peer", pname);
    c->client = pa_client_new(p->core, &client_data);
    pa_client_new_data_done(&client_data);

    if (!c->client)
        goto fail;

    c->client->kill = client_kill_cb;
    c->client->userdata = c;

    if (o->playback) {
        pa_sink_input_new_data data;
        pa_memchunk silence;
        size_t l;
        pa_sink *sink;

        if (!(sink = pa_namereg_get(c->protocol->core, o->default_sink, PA_NAMEREG_SINK))) {
            pa_log("Failed to get sink.");
            goto fail;
        }

        pa_sink_input_new_data_init(&data);
        data.driver = __FILE__;
        data.module = o->module;
        data.client = c->client;
        pa_sink_input_new_data_set_sink(&data, sink, false);
        pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist);
        pa_sink_input_new_data_set_sample_spec(&data, &o->sample_spec);

        pa_sink_input_new(&c->sink_input, p->core, &data);
        pa_sink_input_new_data_done(&data);

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

        c->sink_input->parent.process_msg = sink_input_process_msg;
        c->sink_input->pop = sink_input_pop_cb;
        c->sink_input->process_rewind = sink_input_process_rewind_cb;
        c->sink_input->update_max_rewind = sink_input_update_max_rewind_cb;
        c->sink_input->kill = sink_input_kill_cb;
        c->sink_input->userdata = c;

        pa_sink_input_set_requested_latency(c->sink_input, DEFAULT_SINK_LATENCY);

        l = (size_t) ((double) pa_bytes_per_second(&o->sample_spec)*PLAYBACK_BUFFER_SECONDS);
        pa_sink_input_get_silence(c->sink_input, &silence);
        c->input_memblockq = pa_memblockq_new(
                "simple protocol connection input_memblockq",
                0,
                l,
                l,
                &o->sample_spec,
                (size_t) -1,
                l/PLAYBACK_BUFFER_FRAGMENTS,
                0,
                &silence);
        pa_memblock_unref(silence.memblock);

        pa_iochannel_socket_set_rcvbuf(io, l);

        pa_atomic_store(&c->playback.missing, (int) pa_memblockq_pop_missing(c->input_memblockq));

        pa_sink_input_put(c->sink_input);
    }

    if (o->record) {
        pa_source_output_new_data data;
        size_t l;
        pa_source *source;

        if (!(source = pa_namereg_get(c->protocol->core, o->default_source, PA_NAMEREG_SOURCE))) {
            pa_log("Failed to get source.");
            goto fail;
        }

        pa_source_output_new_data_init(&data);
        data.driver = __FILE__;
        data.module = o->module;
        data.client = c->client;
        pa_source_output_new_data_set_source(&data, source, false);
        pa_proplist_update(data.proplist, PA_UPDATE_MERGE, c->client->proplist);
        pa_source_output_new_data_set_sample_spec(&data, &o->sample_spec);

        pa_source_output_new(&c->source_output, p->core, &data);
        pa_source_output_new_data_done(&data);

        if (!c->source_output) {
            pa_log("Failed to create source output.");
            goto fail;
        }
        c->source_output->push = source_output_push_cb;
        c->source_output->kill = source_output_kill_cb;
        c->source_output->get_latency = source_output_get_latency_cb;
        c->source_output->userdata = c;

        pa_source_output_set_requested_latency(c->source_output, DEFAULT_SOURCE_LATENCY);

        l = (size_t) (pa_bytes_per_second(&o->sample_spec)*RECORD_BUFFER_SECONDS);
        c->output_memblockq = pa_memblockq_new(
                "simple protocol connection output_memblockq",
                0,
                l,
                0,
                &o->sample_spec,
                1,
                0,
                0,
                NULL);
        pa_iochannel_socket_set_sndbuf(io, l);

        pa_source_output_put(c->source_output);
    }

    pa_idxset_put(p->connections, c, NULL);

    return;

fail:
    connection_unlink(c);
}