int pa__init(pa_module*m) { pa_modargs *ma = NULL; struct userdata *u; pa_bool_t restore_device = TRUE, restore_volume = TRUE; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } u = pa_xnew(struct userdata, 1); u->core = m->core; u->hashmap = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); u->table_file = pa_xstrdup(pa_modargs_get_value(ma, "table", NULL)); u->modified = FALSE; u->subscription = NULL; u->sink_input_new_hook_slot = u->sink_input_fixate_hook_slot = u->source_output_new_hook_slot = NULL; u->save_time_event = NULL; m->userdata = u; if (pa_modargs_get_value_boolean(ma, "restore_device", &restore_device) < 0 || pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0) { pa_log("restore_volume= and restore_device= expect boolean arguments"); goto fail; } if (!(restore_device || restore_volume)) { pa_log("Both restrong the volume and restoring the device are disabled. There's no point in using this module at all then, failing."); goto fail; } if (load_rules(u) < 0) goto fail; u->subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK_INPUT|PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT, subscribe_callback, u); if (restore_device) { u->sink_input_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], (pa_hook_cb_t) sink_input_new_hook_callback, u); u->source_output_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], (pa_hook_cb_t) source_output_new_hook_callback, u); } if (restore_volume) u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], (pa_hook_cb_t) sink_input_fixate_hook_callback, u); pa_modargs_free(ma); return 0; fail: pa__done(m); if (ma) pa_modargs_free(ma); return -1; }
int pa_simple_options_parse(pa_simple_options *o, pa_core *c, pa_modargs *ma) { bool enabled; pa_assert(o); pa_assert(PA_REFCNT_VALUE(o) >= 1); pa_assert(ma); o->sample_spec = c->default_sample_spec; if (pa_modargs_get_sample_spec_and_channel_map(ma, &o->sample_spec, &o->channel_map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Failed to parse sample type specification."); return -1; } pa_xfree(o->default_source); o->default_source = pa_xstrdup(pa_modargs_get_value(ma, "source", NULL)); pa_xfree(o->default_sink); o->default_sink = pa_xstrdup(pa_modargs_get_value(ma, "sink", NULL)); enabled = o->record; if (pa_modargs_get_value_boolean(ma, "record", &enabled) < 0) { pa_log("record= expects a boolean argument."); return -1; } o->record = enabled; enabled = o->playback; if (pa_modargs_get_value_boolean(ma, "playback", &enabled) < 0) { pa_log("playback= expects a boolean argument."); return -1; } o->playback = enabled; if (!o->playback && !o->record) { pa_log("neither playback nor recording enabled for protocol."); return -1; } return 0; }
int pa__init(pa_module*m) { pa_modargs *ma = NULL; bool restore_device = true, restore_volume = true; pa_module *n; char *t; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } if (pa_modargs_get_value_boolean(ma, "restore_device", &restore_device) < 0 || pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0) { pa_log("restore_volume= and restore_device= expect boolean arguments"); goto fail; } pa_log_warn("We will now load module-stream-restore. Please make sure to remove module-volume-restore from your configuration."); t = pa_sprintf_malloc("restore_volume=%s restore_device=%s", pa_yes_no(restore_volume), pa_yes_no(restore_device)); n = pa_module_load(m->core, "module-stream-restore", t); pa_xfree(t); if (n) pa_module_unload_request(m, true); pa_modargs_free(ma); return n ? 0 : -1; fail: if (ma) pa_modargs_free(ma); return -1; }
int pa__init(pa_module*m) { bool just_one = false; int n = 0; pa_modargs *ma; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } if (pa_modargs_get_value_boolean(ma, "just-one", &just_one) < 0) { pa_log("just_one= expects a boolean argument."); goto fail; } #ifdef HAVE_ALSA if ((n = detect_alsa(m->core, just_one)) <= 0) #endif #ifdef HAVE_OSS_OUTPUT if ((n = detect_oss(m->core, just_one)) <= 0) #endif #ifdef HAVE_SOLARIS if ((n = detect_solaris(m->core, just_one)) <= 0) #endif #ifdef OS_IS_WIN32 if ((n = detect_waveout(m->core, just_one)) <= 0) #endif { pa_log_warn("failed to detect any sound hardware."); goto fail; } pa_log_info("loaded %i modules.", n); /* We were successful and can unload ourselves now. */ pa_module_unload_request(m, true); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); return -1; }
int pa__init(pa_module*m) { pa_iochannel *io; pa_modargs *ma; pa_bool_t exit_on_eof = FALSE; pa_assert(m); if (m->core->running_as_daemon) { pa_log_info("Running as daemon, refusing to load this module."); return 0; } if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "exit_on_eof", &exit_on_eof) < 0) { pa_log("exit_on_eof= expects boolean argument."); goto fail; } if (pa_stdio_acquire() < 0) { pa_log("STDIN/STDUSE already in use."); goto fail; } io = pa_iochannel_new(m->core->mainloop, STDIN_FILENO, STDOUT_FILENO); pa_iochannel_set_noclose(io, 1); m->userdata = pa_cli_new(m->core, io, m); pa_cli_set_eof_callback(m->userdata, exit_on_eof ? eof_and_exit_cb : eof_and_unload_cb, m); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); return -1; }
int pa__init(pa_module *m) { struct userdata *u = NULL; pa_modargs *ma; struct udev_enumerate *enumerate = NULL; struct udev_list_entry *item = NULL, *first = NULL; int fd; bool use_tsched = true, fixed_latency_range = false, ignore_dB = false, deferred_volume = m->core->deferred_volume; bool use_ucm = true; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->devices = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) device_free); u->inotify_fd = -1; if (pa_modargs_get_value_boolean(ma, "tsched", &use_tsched) < 0) { pa_log("Failed to parse tsched= argument."); goto fail; } u->use_tsched = use_tsched; if (pa_modargs_get_value(ma, "tsched_buffer_size", NULL)) { if (pa_modargs_get_value_u32(ma, "tsched_buffer_size", &u->tsched_buffer_size) < 0) { pa_log("Failed to parse tsched_buffer_size= argument."); goto fail; } u->tsched_buffer_size_valid = true; } if (pa_modargs_get_value_boolean(ma, "fixed_latency_range", &fixed_latency_range) < 0) { pa_log("Failed to parse fixed_latency_range= argument."); goto fail; } u->fixed_latency_range = fixed_latency_range; if (pa_modargs_get_value_boolean(ma, "ignore_dB", &ignore_dB) < 0) { pa_log("Failed to parse ignore_dB= argument."); goto fail; } u->ignore_dB = ignore_dB; if (pa_modargs_get_value_boolean(ma, "deferred_volume", &deferred_volume) < 0) { pa_log("Failed to parse deferred_volume= argument."); goto fail; } u->deferred_volume = deferred_volume; if (pa_modargs_get_value_boolean(ma, "use_ucm", &use_ucm) < 0) { pa_log("Failed to parse use_ucm= argument."); goto fail; } u->use_ucm = use_ucm; if (!(u->udev = udev_new())) { pa_log("Failed to initialize udev library."); goto fail; } if (setup_inotify(u) < 0) goto fail; if (!(u->monitor = udev_monitor_new_from_netlink(u->udev, "udev"))) { pa_log("Failed to initialize monitor."); goto fail; } if (udev_monitor_filter_add_match_subsystem_devtype(u->monitor, "sound", NULL) < 0) { pa_log("Failed to subscribe to sound devices."); goto fail; } errno = 0; if (udev_monitor_enable_receiving(u->monitor) < 0) { pa_log("Failed to enable monitor: %s", pa_cstrerror(errno)); if (errno == EPERM) pa_log_info("Most likely your kernel is simply too old and " "allows only privileged processes to listen to device events. " "Please upgrade your kernel to at least 2.6.30."); goto fail; } if ((fd = udev_monitor_get_fd(u->monitor)) < 0) { pa_log("Failed to get udev monitor fd."); goto fail; } pa_assert_se(u->udev_io = u->core->mainloop->io_new(u->core->mainloop, fd, PA_IO_EVENT_INPUT, monitor_cb, u)); if (!(enumerate = udev_enumerate_new(u->udev))) { pa_log("Failed to initialize udev enumerator."); goto fail; } if (udev_enumerate_add_match_subsystem(enumerate, "sound") < 0) { pa_log("Failed to match to subsystem."); goto fail; } if (udev_enumerate_scan_devices(enumerate) < 0) { pa_log("Failed to scan for devices."); goto fail; } first = udev_enumerate_get_list_entry(enumerate); udev_list_entry_foreach(item, first) process_path(u, udev_list_entry_get_name(item)); udev_enumerate_unref(enumerate); pa_log_info("Found %u cards.", pa_hashmap_size(u->devices)); pa_modargs_free(ma); return 0; fail: if (enumerate) udev_enumerate_unref(enumerate); if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
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; }
pa_source *pa_droid_source_new(pa_module *m, pa_modargs *ma, const char *driver, pa_droid_card_data *card_data, pa_droid_mapping *am, pa_card *card) { struct userdata *u = NULL; char *thread_name = NULL; pa_source_new_data data; const char *module_id = NULL; /* const char *tmp; */ uint32_t sample_rate; uint32_t alternate_sample_rate; audio_devices_t dev_in; pa_sample_spec sample_spec; pa_channel_map channel_map; bool namereg_fail = false; pa_droid_config_audio *config = NULL; /* Only used when source is created without card */ uint32_t source_buffer = 0; char audio_source[32]; int ret; audio_format_t hal_audio_format = 0; audio_channel_mask_t hal_channel_mask = 0; pa_assert(m); pa_assert(ma); pa_assert(driver); /* When running under card use hw module name for source by default. */ if (card && ma) module_id = am->input->module->name; else module_id = pa_modargs_get_value(ma, "module_id", DEFAULT_MODULE_ID); sample_spec = m->core->default_sample_spec; channel_map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &sample_spec, &channel_map, PA_CHANNEL_MAP_AIFF) < 0) { pa_log("Failed to parse sample specification and channel map."); goto fail; } alternate_sample_rate = m->core->alternate_sample_rate; if (pa_modargs_get_alternate_sample_rate(ma, &alternate_sample_rate) < 0) { pa_log("Failed to parse alternate sample rate."); goto fail; } if (pa_modargs_get_value_u32(ma, "source_buffer", &source_buffer) < 0) { pa_log("Failed to parse source_buffer. Needs to be integer >= 0."); goto fail; } u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->card = card; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); /* Enabled routing changes by default. */ u->routing_changes_enabled = true; if (card_data) { pa_assert(card); u->card_data = card_data; pa_assert_se((u->hw_module = pa_droid_hw_module_get(u->core, NULL, card_data->module_id))); } else { /* Stand-alone source */ if (!(config = pa_droid_config_load(ma))) goto fail; /* Ownership of config transfers to hw_module if opening of hw module succeeds. */ if (!(u->hw_module = pa_droid_hw_module_get(u->core, config, module_id))) goto fail; } if (!pa_convert_format(sample_spec.format, CONV_FROM_PA, &hal_audio_format)) { pa_log("Sample spec format %u not supported.", sample_spec.format); goto fail; } for (int i = 0; i < channel_map.channels; i++) { audio_channel_mask_t c; if (!pa_convert_input_channel(channel_map.map[i], CONV_FROM_PA, &c)) { pa_log("Failed to convert channel map."); goto fail; } hal_channel_mask |= c; } struct audio_config config_in = { .sample_rate = sample_spec.rate, .channel_mask = hal_channel_mask, .format = hal_audio_format }; /* Default routing */ /* FIXME So while setting routing through stream with HALv2 API fails, creation of stream * requires HALv2 style device to work properly. So until that oddity is resolved we always * set AUDIO_DEVICE_IN_BUILTIN_MIC as initial device here. */ #if 0 pa_assert_se(pa_string_convert_input_device_str_to_num("AUDIO_DEVICE_IN_BUILTIN_MIC", &dev_in)); if ((tmp = pa_modargs_get_value(ma, "input_devices", NULL))) { audio_devices_t tmp_dev; if (parse_device_list(tmp, &tmp_dev) && tmp_dev) dev_in = tmp_dev; pa_log_debug("Set initial devices %s", tmp); } #else pa_log_info("FIXME: Setting AUDIO_DEVICE_IN_BUILTIN_MIC as initial device."); dev_in = AUDIO_DEVICE_IN_BUILTIN_MIC; #endif pa_droid_hw_module_lock(u->hw_module); ret = u->hw_module->device->open_input_stream(u->hw_module->device, u->hw_module->stream_in_id, dev_in, &config_in, &u->stream); /* On some devices the first call will fail if the config parameters are * not supported, but it'll automatically set the right ones, expecting * the caller to call it again, so let's try at least one more time */ if (!u->stream) ret = u->hw_module->device->open_input_stream(u->hw_module->device, u->hw_module->stream_in_id, dev_in, &config_in, &u->stream); u->hw_module->stream_in_id++; pa_droid_hw_module_unlock(u->hw_module); if (ret < 0) { pa_log("Failed to open input stream."); goto fail; } if ((sample_rate = u->stream->common.get_sample_rate(&u->stream->common)) != sample_spec.rate) { pa_log_warn("Requested sample rate %u but got %u instead.", sample_spec.rate, sample_rate); sample_spec.rate = sample_rate; } u->buffer_size = u->stream->common.get_buffer_size(&u->stream->common); if (source_buffer) { if (source_buffer < u->buffer_size) pa_log_warn("Requested buffer size %u less than HAL reported buffer size (%u).", source_buffer, u->buffer_size); else if (source_buffer % u->buffer_size) { uint32_t trunc = (source_buffer / u->buffer_size) * u->buffer_size; pa_log_warn("Requested buffer size %u not multiple of HAL buffer size (%u). Using buffer size %u", source_buffer, u->buffer_size, trunc); u->buffer_size = trunc; } else { pa_log_info("Using requested buffer size %u.", source_buffer); u->buffer_size = source_buffer; } } pa_log_info("Created Android stream with device: %u sample rate: %u channel mask: %u format: %u buffer size: %u", dev_in, sample_rate, config_in.channel_mask, config_in.format, u->buffer_size); /* Setting audio source to MIC by default */ pa_snprintf(audio_source, sizeof(audio_source), "%s=%u", AUDIO_PARAMETER_STREAM_INPUT_SOURCE, AUDIO_SOURCE_MIC); u->stream->common.set_parameters(&u->stream->common, audio_source); pa_log_debug("Setting audio source to AUDIO_SOURCE_MIC by default"); pa_source_new_data_init(&data); data.driver = driver; data.module = m; data.card = card; source_set_name(ma, &data, module_id); /* We need to give pa_modargs_get_value_boolean() a pointer to a local * variable instead of using &data.namereg_fail directly, because * data.namereg_fail is a bitfield and taking the address of a bitfield * variable is impossible. */ namereg_fail = data.namereg_fail; if (pa_modargs_get_value_boolean(ma, "namereg_fail", &namereg_fail) < 0) { pa_log("Failed to parse namereg_fail argument."); pa_source_new_data_done(&data); goto fail; } data.namereg_fail = namereg_fail; pa_source_new_data_set_sample_spec(&data, &sample_spec); pa_source_new_data_set_channel_map(&data, &channel_map); pa_source_new_data_set_alternate_sample_rate(&data, alternate_sample_rate); if (am) pa_droid_add_ports(data.ports, am, card); u->source = pa_source_new(m->core, &data, PA_SOURCE_HARDWARE); pa_source_new_data_done(&data); if (!u->source) { pa_log("Failed to create source."); goto fail; } u->source->userdata = u; u->source->parent.process_msg = source_process_msg; source_set_mute_control(u); u->source->set_port = source_set_port_cb; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); /* Disable rewind for droid source */ pa_source_set_max_rewind(u->source, 0); thread_name = pa_sprintf_malloc("droid-source-%s", module_id); if (!(u->thread = pa_thread_new(thread_name, thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_xfree(thread_name); thread_name = NULL; pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->buffer_size, &sample_spec)); pa_log_debug("Set fixed latency %" PRIu64 " usec", pa_bytes_to_usec(u->buffer_size, &sample_spec)); if (u->source->active_port) source_set_port_cb(u->source, u->source->active_port); pa_source_put(u->source); return u->source; fail: pa_xfree(thread_name); if (config) pa_xfree(config); if (u) userdata_free(u); return NULL; } void pa_droid_source_free(pa_source *s) { struct userdata *u; pa_source_assert_ref(s); pa_assert_se(u = s->userdata); userdata_free(u); } static void userdata_free(struct userdata *u) { if (u->source) pa_source_unlink(u->source); if (u->thread) { pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL); pa_thread_free(u->thread); } pa_thread_mq_done(&u->thread_mq); if (u->source) pa_source_unref(u->source); if (u->memchunk.memblock) pa_memblock_unref(u->memchunk.memblock); if (u->hw_module && u->stream) { pa_droid_hw_module_lock(u->hw_module); u->hw_module->device->close_input_stream(u->hw_module->device, u->stream); pa_droid_hw_module_unlock(u->hw_module); } // Stand alone source if (u->hw_module) pa_droid_hw_module_unref(u->hw_module); pa_xfree(u); }
int pa__init(pa_module*m) { struct audio_buf_info info; struct userdata *u = NULL; const char *dev; int fd = -1; int nfrags, orig_frag_size, frag_size; int mode, caps; pa_bool_t record = TRUE, playback = TRUE, use_mmap = TRUE; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; char hwdesc[64]; const char *name; pa_bool_t namereg_fail; pa_sink_new_data sink_new_data; pa_source_new_data source_new_data; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "record", &record) < 0 || pa_modargs_get_value_boolean(ma, "playback", &playback) < 0) { pa_log("record= and playback= expect boolean argument."); goto fail; } if (!playback && !record) { pa_log("Neither playback nor record enabled for device."); goto fail; } mode = (playback && record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0)); ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_OSS) < 0) { pa_log("Failed to parse sample specification or channel map"); goto fail; } nfrags = (int) m->core->default_n_fragments; frag_size = (int) pa_usec_to_bytes(m->core->default_fragment_size_msec*1000, &ss); if (frag_size <= 0) frag_size = (int) pa_frame_size(&ss); if (pa_modargs_get_value_s32(ma, "fragments", &nfrags) < 0 || pa_modargs_get_value_s32(ma, "fragment_size", &frag_size) < 0) { pa_log("Failed to parse fragments arguments"); goto fail; } if (pa_modargs_get_value_boolean(ma, "mmap", &use_mmap) < 0) { pa_log("Failed to parse mmap argument."); goto fail; } if ((fd = pa_oss_open(dev = pa_modargs_get_value(ma, "device", DEFAULT_DEVICE), &mode, &caps)) < 0) goto fail; if (use_mmap && (!(caps & DSP_CAP_MMAP) || !(caps & DSP_CAP_TRIGGER))) { pa_log_info("OSS device not mmap capable, falling back to UNIX read/write mode."); use_mmap = FALSE; } if (use_mmap && mode == O_WRONLY) { pa_log_info("Device opened for playback only, cannot do memory mapping, falling back to UNIX write() mode."); use_mmap = FALSE; } if (pa_oss_get_hw_description(dev, hwdesc, sizeof(hwdesc)) >= 0) pa_log_info("Hardware name is '%s'.", hwdesc); else hwdesc[0] = 0; pa_log_info("Device opened in %s mode.", mode == O_WRONLY ? "O_WRONLY" : (mode == O_RDONLY ? "O_RDONLY" : "O_RDWR")); orig_frag_size = frag_size; if (nfrags >= 2 && frag_size >= 1) if (pa_oss_set_fragments(fd, nfrags, frag_size) < 0) goto fail; if (pa_oss_auto_format(fd, &ss) < 0) goto fail; if (ioctl(fd, SNDCTL_DSP_GETBLKSIZE, &frag_size) < 0) { pa_log("SNDCTL_DSP_GETBLKSIZE: %s", pa_cstrerror(errno)); goto fail; } pa_assert(frag_size > 0); u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; m->userdata = u; u->fd = fd; u->mixer_fd = -1; u->mixer_devmask = 0; u->use_getospace = u->use_getispace = TRUE; u->use_getodelay = TRUE; u->mode = mode; u->frame_size = pa_frame_size(&ss); u->device_name = pa_xstrdup(dev); u->in_nfrags = u->out_nfrags = (uint32_t) (u->nfrags = nfrags); u->out_fragment_size = u->in_fragment_size = (uint32_t) (u->frag_size = frag_size); u->orig_frag_size = orig_frag_size; u->use_mmap = use_mmap; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); u->rtpoll_item = NULL; build_pollfd(u); if (ioctl(fd, SNDCTL_DSP_GETISPACE, &info) >= 0) { pa_log_info("Input -- %u fragments of size %u.", info.fragstotal, info.fragsize); u->in_fragment_size = (uint32_t) info.fragsize; u->in_nfrags = (uint32_t) info.fragstotal; u->use_getispace = TRUE; } if (ioctl(fd, SNDCTL_DSP_GETOSPACE, &info) >= 0) { pa_log_info("Output -- %u fragments of size %u.", info.fragstotal, info.fragsize); u->out_fragment_size = (uint32_t) info.fragsize; u->out_nfrags = (uint32_t) info.fragstotal; u->use_getospace = TRUE; } u->in_hwbuf_size = u->in_nfrags * u->in_fragment_size; u->out_hwbuf_size = u->out_nfrags * u->out_fragment_size; if (mode != O_WRONLY) { char *name_buf = NULL; if (use_mmap) { if ((u->in_mmap = mmap(NULL, u->in_hwbuf_size, PROT_READ, MAP_SHARED, fd, 0)) == MAP_FAILED) { pa_log_warn("mmap(PROT_READ) failed, reverting to non-mmap mode: %s", pa_cstrerror(errno)); use_mmap = u->use_mmap = FALSE; u->in_mmap = NULL; } else pa_log_debug("Successfully mmap()ed input buffer."); } if ((name = pa_modargs_get_value(ma, "source_name", NULL))) namereg_fail = TRUE; else { name = name_buf = pa_sprintf_malloc("oss_input.%s", pa_path_get_filename(dev)); namereg_fail = FALSE; } pa_source_new_data_init(&source_new_data); source_new_data.driver = __FILE__; source_new_data.module = m; pa_source_new_data_set_name(&source_new_data, name); source_new_data.namereg_fail = namereg_fail; pa_source_new_data_set_sample_spec(&source_new_data, &ss); pa_source_new_data_set_channel_map(&source_new_data, &map); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_STRING, dev); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_API, "oss"); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, hwdesc[0] ? hwdesc : dev); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, use_mmap ? "mmap" : "serial"); pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (u->in_hwbuf_size)); pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (u->in_fragment_size)); if (pa_modargs_get_proplist(ma, "source_properties", source_new_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_source_new_data_done(&source_new_data); goto fail; } u->source = pa_source_new(m->core, &source_new_data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY); pa_source_new_data_done(&source_new_data); pa_xfree(name_buf); if (!u->source) { pa_log("Failed to create source object"); goto fail; } u->source->parent.process_msg = source_process_msg; u->source->userdata = u; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->in_hwbuf_size, &u->source->sample_spec)); u->source->refresh_volume = TRUE; if (use_mmap) u->in_mmap_memblocks = pa_xnew0(pa_memblock*, u->in_nfrags); }
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; }
int pa__init(pa_module *m) { struct userdata *u = NULL; bool record = true, playback = true; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; uint32_t buffer_length_msec; int fd = -1; pa_sink_new_data sink_new_data; pa_source_new_data source_new_data; char const *name; char *name_buf; bool namereg_fail; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "record", &record) < 0 || pa_modargs_get_value_boolean(ma, "playback", &playback) < 0) { pa_log("record= and playback= expect a boolean argument."); goto fail; } if (!playback && !record) { pa_log("neither playback nor record enabled for device."); goto fail; } u = pa_xnew0(struct userdata, 1); if (!(u->smoother = pa_smoother_new(PA_USEC_PER_SEC, PA_USEC_PER_SEC * 2, true, true, 10, pa_rtclock_now(), true))) goto fail; /* * For a process (or several processes) to use the same audio device for both * record and playback at the same time, the device's mixer must be enabled. * See mixerctl(1). It may be turned off for playback only or record only. */ u->mode = (playback && record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0)); ss = m->core->default_sample_spec; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("failed to parse sample specification"); goto fail; } u->frame_size = pa_frame_size(&ss); u->minimum_request = pa_usec_to_bytes(PA_USEC_PER_SEC / MAX_RENDER_HZ, &ss); buffer_length_msec = 100; if (pa_modargs_get_value_u32(ma, "buffer_length", &buffer_length_msec) < 0) { pa_log("failed to parse buffer_length argument"); goto fail; } u->buffer_size = pa_usec_to_bytes(1000 * buffer_length_msec, &ss); if (u->buffer_size < 2 * u->minimum_request) { pa_log("buffer_length argument cannot be smaller than %u", (unsigned)(pa_bytes_to_usec(2 * u->minimum_request, &ss) / 1000)); goto fail; } if (u->buffer_size > MAX_BUFFER_SIZE) { pa_log("buffer_length argument cannot be greater than %u", (unsigned)(pa_bytes_to_usec(MAX_BUFFER_SIZE, &ss) / 1000)); goto fail; } u->device_name = pa_xstrdup(pa_modargs_get_value(ma, "device", DEFAULT_DEVICE)); if ((fd = open_audio_device(u, &ss)) < 0) goto fail; u->core = m->core; u->module = m; m->userdata = u; pa_memchunk_reset(&u->memchunk); u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); u->rtpoll_item = NULL; build_pollfd(u); if (u->mode != O_WRONLY) { name_buf = NULL; namereg_fail = true; if (!(name = pa_modargs_get_value(ma, "source_name", NULL))) { name = name_buf = pa_sprintf_malloc("solaris_input.%s", pa_path_get_filename(u->device_name)); namereg_fail = false; } pa_source_new_data_init(&source_new_data); source_new_data.driver = __FILE__; source_new_data.module = m; pa_source_new_data_set_name(&source_new_data, name); source_new_data.namereg_fail = namereg_fail; pa_source_new_data_set_sample_spec(&source_new_data, &ss); pa_source_new_data_set_channel_map(&source_new_data, &map); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_API, "solaris"); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM source"); pa_proplist_sets(source_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial"); pa_proplist_setf(source_new_data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) u->buffer_size); if (pa_modargs_get_proplist(ma, "source_properties", source_new_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_source_new_data_done(&source_new_data); goto fail; } u->source = pa_source_new(m->core, &source_new_data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY); pa_source_new_data_done(&source_new_data); pa_xfree(name_buf); if (!u->source) { pa_log("Failed to create source object"); goto fail; } u->source->userdata = u; u->source->parent.process_msg = source_process_msg; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(u->buffer_size, &u->source->sample_spec)); pa_source_set_get_volume_callback(u->source, source_get_volume); pa_source_set_set_volume_callback(u->source, source_set_volume); u->source->refresh_volume = true; } else u->source = NULL; if (u->mode != O_RDONLY) { name_buf = NULL; namereg_fail = true; if (!(name = pa_modargs_get_value(ma, "sink_name", NULL))) { name = name_buf = pa_sprintf_malloc("solaris_output.%s", pa_path_get_filename(u->device_name)); namereg_fail = false; } pa_sink_new_data_init(&sink_new_data); sink_new_data.driver = __FILE__; sink_new_data.module = m; pa_sink_new_data_set_name(&sink_new_data, name); sink_new_data.namereg_fail = namereg_fail; pa_sink_new_data_set_sample_spec(&sink_new_data, &ss); pa_sink_new_data_set_channel_map(&sink_new_data, &map); pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_STRING, u->device_name); pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_API, "solaris"); pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Solaris PCM sink"); pa_proplist_sets(sink_new_data.proplist, PA_PROP_DEVICE_ACCESS_MODE, "serial"); if (pa_modargs_get_proplist(ma, "sink_properties", sink_new_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&sink_new_data); goto fail; } u->sink = pa_sink_new(m->core, &sink_new_data, PA_SINK_HARDWARE|PA_SINK_LATENCY); pa_sink_new_data_done(&sink_new_data); pa_assert(u->sink); u->sink->userdata = u; u->sink->parent.process_msg = sink_process_msg; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(u->buffer_size, &u->sink->sample_spec)); pa_sink_set_max_request(u->sink, u->buffer_size); pa_sink_set_max_rewind(u->sink, u->buffer_size); pa_sink_set_get_volume_callback(u->sink, sink_get_volume); pa_sink_set_set_volume_callback(u->sink, sink_set_volume); pa_sink_set_get_mute_callback(u->sink, sink_get_mute); pa_sink_set_set_mute_callback(u->sink, sink_set_mute); u->sink->refresh_volume = u->sink->refresh_muted = true; } else u->sink = NULL; pa_assert(u->source || u->sink); u->sig = pa_signal_new(SIGPOLL, sig_callback, u); if (u->sig) ioctl(u->fd, I_SETSIG, S_MSG); else pa_log_warn("Could not register SIGPOLL handler"); if (!(u->thread = pa_thread_new("solaris", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } /* Read mixer settings */ if (u->sink) { if (sink_new_data.volume_is_set) u->sink->set_volume(u->sink); else u->sink->get_volume(u->sink); if (sink_new_data.muted_is_set) u->sink->set_mute(u->sink); else u->sink->get_mute(u->sink); pa_sink_put(u->sink); } if (u->source) { if (source_new_data.volume_is_set) u->source->set_volume(u->source); else u->source->get_volume(u->source); pa_source_put(u->source); } pa_modargs_free(ma); return 0; fail: if (u) pa__done(m); else if (fd >= 0) close(fd); if (ma) pa_modargs_free(ma); return -1; }
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; pa_sink *sink; pa_sink_input_new_data sink_input_data; pa_bool_t sink_dont_move; pa_source *source; 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; 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; } 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; } if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) { pa_log("Invalid boolean remix parameter"); 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; pa_sink_input_new_data_set_sink(&sink_input_data, sink, FALSE); 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 | (remix ? 0 : PA_SINK_INPUT_NO_REMIX); 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; 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_source_output_new_data_set_channel_map(&source_output_data, &map); source_output_data.flags = (remix ? 0 : 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->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) { struct userdata *u; pa_sample_spec ss, sink_input_ss; pa_channel_map map, sink_input_map; pa_modargs *ma; pa_sink *master=NULL; pa_sink_input_new_data sink_input_data; pa_sink_new_data sink_data; bool use_volume_sharing = true; bool force_flat_volume = false; pa_memchunk silence; const char *hrir_file; unsigned i, j, found_channel_left, found_channel_right; float *hrir_data; pa_sample_spec hrir_ss; pa_channel_map hrir_map; pa_sample_spec hrir_temp_ss; pa_memchunk hrir_temp_chunk, hrir_temp_chunk_resampled; pa_resampler *resampler; size_t hrir_copied_length, hrir_total_length; hrir_temp_chunk.memblock = NULL; hrir_temp_chunk_resampled.memblock = NULL; 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); u = pa_xnew0(struct userdata, 1); u->module = m; m->userdata = u; /* Initialize hrir and input buffer */ /* this is the hrir file for the left ear! */ if (!(hrir_file = pa_modargs_get_value(ma, "hrir", NULL))) { pa_log("The mandatory 'hrir' module argument is missing."); goto fail; } if (pa_sound_file_load(master->core->mempool, hrir_file, &hrir_temp_ss, &hrir_map, &hrir_temp_chunk, NULL) < 0) { pa_log("Cannot load hrir file."); goto fail; } /* sample spec / map of hrir */ hrir_ss.format = PA_SAMPLE_FLOAT32; hrir_ss.rate = master->sample_spec.rate; hrir_ss.channels = hrir_temp_ss.channels; /* sample spec of sink */ ss = hrir_ss; map = hrir_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; } ss.format = PA_SAMPLE_FLOAT32; hrir_ss.rate = ss.rate; u->channels = ss.channels; 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; } /* sample spec / map of sink input */ pa_channel_map_init_stereo(&sink_input_map); sink_input_ss.channels = 2; sink_input_ss.format = PA_SAMPLE_FLOAT32; sink_input_ss.rate = ss.rate; u->sink_fs = pa_frame_size(&ss); u->fs = pa_frame_size(&sink_input_ss); /* 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.vsurroundsink", 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.vsurroundsink.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 Surround 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 Surround 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, &sink_input_ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &sink_input_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-surround-sink memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &sink_input_ss, 1, 1, 0, &silence); pa_memblock_unref(silence.memblock); /* resample hrir */ resampler = pa_resampler_new(u->sink->core->mempool, &hrir_temp_ss, &hrir_map, &hrir_ss, &hrir_map, PA_RESAMPLER_SRC_SINC_BEST_QUALITY, PA_RESAMPLER_NO_REMAP); u->hrir_samples = hrir_temp_chunk.length / pa_frame_size(&hrir_temp_ss) * hrir_ss.rate / hrir_temp_ss.rate; if (u->hrir_samples > 64) { u->hrir_samples = 64; pa_log("The (resampled) hrir contains more than 64 samples. Only the first 64 samples will be used to limit processor usage."); } hrir_total_length = u->hrir_samples * pa_frame_size(&hrir_ss); u->hrir_channels = hrir_ss.channels; u->hrir_data = (float *) pa_xmalloc(hrir_total_length); hrir_copied_length = 0; /* add silence to the hrir until we get enough samples out of the resampler */ while (hrir_copied_length < hrir_total_length) { pa_resampler_run(resampler, &hrir_temp_chunk, &hrir_temp_chunk_resampled); if (hrir_temp_chunk.memblock != hrir_temp_chunk_resampled.memblock) { /* Silence input block */ pa_silence_memblock(hrir_temp_chunk.memblock, &hrir_temp_ss); } if (hrir_temp_chunk_resampled.memblock) { /* Copy hrir data */ hrir_data = (float *) pa_memblock_acquire(hrir_temp_chunk_resampled.memblock); if (hrir_total_length - hrir_copied_length >= hrir_temp_chunk_resampled.length) { memcpy(u->hrir_data + hrir_copied_length, hrir_data, hrir_temp_chunk_resampled.length); hrir_copied_length += hrir_temp_chunk_resampled.length; } else { memcpy(u->hrir_data + hrir_copied_length, hrir_data, hrir_total_length - hrir_copied_length); hrir_copied_length = hrir_total_length; } pa_memblock_release(hrir_temp_chunk_resampled.memblock); pa_memblock_unref(hrir_temp_chunk_resampled.memblock); hrir_temp_chunk_resampled.memblock = NULL; } } pa_resampler_free(resampler); pa_memblock_unref(hrir_temp_chunk.memblock); hrir_temp_chunk.memblock = NULL; if (hrir_map.channels < map.channels) { pa_log("hrir file does not have enough channels!"); goto fail; } normalize_hrir(u); /* create mapping between hrir and input */ u->mapping_left = (unsigned *) pa_xnew0(unsigned, u->channels); u->mapping_right = (unsigned *) pa_xnew0(unsigned, u->channels); for (i = 0; i < map.channels; i++) { found_channel_left = 0; found_channel_right = 0; for (j = 0; j < hrir_map.channels; j++) { if (hrir_map.map[j] == map.map[i]) { u->mapping_left[i] = j; found_channel_left = 1; } if (hrir_map.map[j] == mirror_channel(map.map[i])) { u->mapping_right[i] = j; found_channel_right = 1; } } if (!found_channel_left) { pa_log("Cannot find mapping for channel %s", pa_channel_position_to_string(map.map[i])); goto fail; } if (!found_channel_right) { pa_log("Cannot find mapping for channel %s", pa_channel_position_to_string(mirror_channel(map.map[i]))); goto fail; } } u->input_buffer = pa_xmalloc0(u->hrir_samples * u->sink_fs); u->input_buffer_offset = 0; pa_sink_put(u->sink); pa_sink_input_put(u->sink_input); pa_modargs_free(ma); return 0; fail: if (hrir_temp_chunk.memblock) pa_memblock_unref(hrir_temp_chunk.memblock); if (hrir_temp_chunk_resampled.memblock) pa_memblock_unref(hrir_temp_chunk_resampled.memblock); if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
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; }
int pa__init(pa_module*m) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; jack_status_t status; const char *server_name, *client_name; uint32_t channels = 0; pa_bool_t do_connect = TRUE; unsigned i; const char **ports = NULL, **p; pa_sink_new_data data; pa_assert(m); jack_set_error_function(jack_error_func); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "connect", &do_connect) < 0) { pa_log("Failed to parse connect= argument."); goto fail; } server_name = pa_modargs_get_value(ma, "server_name", NULL); client_name = pa_modargs_get_value(ma, "client_name", "PulseAudio JACK Sink"); m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->saved_frame_time_valid = FALSE; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); /* The queue linking the JACK thread and our RT thread */ u->jack_msgq = pa_asyncmsgq_new(0); /* The msgq from the JACK RT thread should have an even higher * priority than the normal message queues, to match the guarantee * all other drivers make: supplying the audio device with data is * the top priority -- and as long as that is possible we don't do * anything else */ u->rtpoll_item = pa_rtpoll_item_new_asyncmsgq_read(u->rtpoll, PA_RTPOLL_EARLY-1, u->jack_msgq); if (!(u->client = jack_client_open(client_name, server_name ? JackServerName : JackNullOption, &status, server_name))) { pa_log("jack_client_open() failed."); goto fail; } ports = jack_get_ports(u->client, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortIsPhysical|JackPortIsInput); channels = 0; for (p = ports; *p; p++) channels++; if (!channels) channels = m->core->default_sample_spec.channels; if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 || channels <= 0 || channels > PA_CHANNELS_MAX) { pa_log("Failed to parse channels= argument."); goto fail; } if (channels == m->core->default_channel_map.channels) map = m->core->default_channel_map; else pa_channel_map_init_extend(&map, channels, PA_CHANNEL_MAP_ALSA); if (pa_modargs_get_channel_map(ma, NULL, &map) < 0 || map.channels != channels) { pa_log("Failed to parse channel_map= argument."); goto fail; } pa_log_info("Successfully connected as '%s'", jack_get_client_name(u->client)); u->channels = ss.channels = (uint8_t) channels; ss.rate = jack_get_sample_rate(u->client); ss.format = PA_SAMPLE_FLOAT32NE; pa_assert(pa_sample_spec_valid(&ss)); for (i = 0; i < ss.channels; i++) { if (!(u->port[i] = jack_port_register(u->client, pa_channel_position_to_string(map.map[i]), JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput|JackPortIsTerminal, 0))) { pa_log("jack_port_register() failed."); goto fail; } } pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &map); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_API, "jack"); if (server_name) pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, server_name); pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Jack sink (%s)", jack_get_client_name(u->client)); pa_proplist_sets(data.proplist, "jack.client_name", jack_get_client_name(u->client)); if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto fail; } u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY); pa_sink_new_data_done(&data); if (!u->sink) { pa_log("Failed to create sink."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); pa_sink_set_max_request(u->sink, jack_get_buffer_size(u->client) * pa_frame_size(&u->sink->sample_spec)); jack_set_process_callback(u->client, jack_process, u); jack_on_shutdown(u->client, jack_shutdown, u); jack_set_thread_init_callback(u->client, jack_init, u); jack_set_buffer_size_callback(u->client, jack_buffer_size, u); if (!(u->thread = pa_thread_new(thread_func, u))) { pa_log("Failed to create thread."); goto fail; } if (jack_activate(u->client)) { pa_log("jack_activate() failed"); goto fail; } if (do_connect) { for (i = 0, p = ports; i < ss.channels; i++, p++) { if (!*p) { pa_log("Not enough physical output ports, leaving unconnected."); break; } pa_log_info("Connecting %s to %s", jack_port_name(u->port[i]), *p); if (jack_connect(u->client, jack_port_name(u->port[i]), *p)) { pa_log("Failed to connect %s to %s, leaving unconnected.", jack_port_name(u->port[i]), *p); break; } } } pa_sink_put(u->sink); free(ports); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); free(ports); pa__done(m); return -1; }
int pa__init(pa_module *m) { struct userdata *u = NULL; const char *p; int fd = -1; int buffer_size; int mode; int record = 1, playback = 1; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; char *t; struct pollfd *pollfd; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "record", &record) < 0 || pa_modargs_get_value_boolean(ma, "playback", &playback) < 0) { pa_log("record= and playback= expect numeric argument."); goto fail; } if (!playback && !record) { pa_log("neither playback nor record enabled for device."); goto fail; } mode = (playback&&record) ? O_RDWR : (playback ? O_WRONLY : (record ? O_RDONLY : 0)); buffer_size = 16384; if (pa_modargs_get_value_s32(ma, "buffer_size", &buffer_size) < 0) { pa_log("failed to parse buffer size argument"); goto fail; } ss = m->core->default_sample_spec; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("failed to parse sample specification"); goto fail; } if ((fd = open(p = pa_modargs_get_value(ma, "device", DEFAULT_DEVICE), mode | O_NONBLOCK)) < 0) goto fail; pa_log_info("device opened in %s mode.", mode == O_WRONLY ? "O_WRONLY" : (mode == O_RDONLY ? "O_RDONLY" : "O_RDWR")); if (pa_solaris_auto_format(fd, mode, &ss) < 0) goto fail; if (pa_solaris_set_buffer(fd, buffer_size) < 0) goto fail; u = pa_xmalloc(sizeof(struct userdata)); u->core = m->core; u->fd = fd; pa_memchunk_reset(&u->memchunk); /* We use this to get a reasonable chunk size */ u->page_size = PA_PAGE_SIZE; u->frame_size = pa_frame_size(&ss); u->buffer_size = buffer_size; u->written_bytes = 0; u->read_bytes = 0; u->module = m; m->userdata = u; pa_thread_mq_init(&u->thread_mq, m->core->mainloop); u->rtpoll = pa_rtpoll_new(); pa_rtpoll_item_new_asyncmsgq(u->rtpoll, PA_RTPOLL_EARLY, u->thread_mq.inq); pa_rtpoll_set_timer_periodic(u->rtpoll, pa_bytes_to_usec(u->buffer_size / 10, &ss)); u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL); pollfd->fd = fd; pollfd->events = 0; pollfd->revents = 0; if (mode != O_WRONLY) { u->source = pa_source_new(m->core, __FILE__, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME), 0, &ss, &map); pa_assert(u->source); u->source->userdata = u; u->source->parent.process_msg = source_process_msg; pa_source_set_module(u->source, m); pa_source_set_description(u->source, t = pa_sprintf_malloc("Solaris PCM on '%s'", p)); pa_xfree(t); pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); u->source->flags = PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY|PA_SOURCE_HW_VOLUME_CTRL; u->source->refresh_volume = 1; } else u->source = NULL; if (mode != O_RDONLY) { u->sink = pa_sink_new(m->core, __FILE__, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME), 0, &ss, &map); pa_assert(u->sink); u->sink->userdata = u; u->sink->parent.process_msg = sink_process_msg; pa_sink_set_module(u->sink, m); pa_sink_set_description(u->sink, t = pa_sprintf_malloc("Solaris PCM on '%s'", p)); pa_xfree(t); pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); u->sink->flags = PA_SINK_HARDWARE|PA_SINK_LATENCY|PA_SINK_HW_VOLUME_CTRL; u->sink->refresh_volume = 1; u->sink->refresh_mute = 1; } else u->sink = NULL; pa_assert(u->source || u->sink); u->sig = pa_signal_new(SIGPOLL, sig_callback, u); pa_assert(u->sig); ioctl(u->fd, I_SETSIG, S_MSG); if (!(u->thread = pa_thread_new(thread_func, u))) { pa_log("Failed to create thread."); goto fail; } /* Read mixer settings */ if (u->source) pa_asyncmsgq_send(u->thread_mq.inq, PA_MSGOBJECT(u->source), PA_SOURCE_MESSAGE_GET_VOLUME, &u->source->volume, 0, NULL); if (u->sink) { pa_asyncmsgq_send(u->thread_mq.inq, PA_MSGOBJECT(u->sink), PA_SINK_MESSAGE_GET_VOLUME, &u->sink->volume, 0, NULL); pa_asyncmsgq_send(u->thread_mq.inq, PA_MSGOBJECT(u->sink), PA_SINK_MESSAGE_GET_MUTE, &u->sink->muted, 0, NULL); } if (u->sink) pa_sink_put(u->sink); if (u->source) pa_source_put(u->source); pa_modargs_free(ma); return 0; fail: if (u) pa__done(m); else if (fd >= 0) close(fd); if (ma) pa_modargs_free(ma); return -1; }
int pa__init(pa_module *m) { pa_modargs *ma = NULL; struct userdata *u; pa_sink *sink = NULL; pa_sink_input_new_data sink_input_data; pa_bool_t sink_dont_move; pa_source *source = NULL; pa_source_output_new_data source_output_data; pa_bool_t source_dont_move; uint32_t latency_msec; pa_sample_spec ss; pa_channel_map map; bool format_set = false; bool rate_set = false; bool channels_set = false; pa_memchunk silence; uint32_t adjust_time_sec; const char *n; pa_bool_t remix = TRUE; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } n = pa_modargs_get_value(ma, "source", NULL); if (n && !(source = pa_namereg_get(m->core, n, PA_NAMEREG_SOURCE))) { pa_log("No such source."); goto fail; } n = pa_modargs_get_value(ma, "sink", NULL); if (n && !(sink = pa_namereg_get(m->core, n, PA_NAMEREG_SINK))) { pa_log("No such sink."); goto fail; } if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) { pa_log("Invalid boolean remix parameter"); goto fail; } if (sink) { ss = sink->sample_spec; map = sink->channel_map; format_set = true; rate_set = true; channels_set = true; } else if (source) { ss = source->sample_spec; map = source->channel_map; format_set = true; rate_set = true; channels_set = true; } else { /* FIXME: Dummy stream format, needed because pa_sink_input_new() * requires valid sample spec and channel map even when all the FIX_* * stream flags are specified. pa_sink_input_new() should be changed * to ignore the sample spec and channel map when the FIX_* flags are * present. */ ss.format = PA_SAMPLE_U8; ss.rate = 8000; ss.channels = 1; map.channels = 1; map.map[0] = PA_CHANNEL_POSITION_MONO; } if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } if (pa_modargs_get_value(ma, "format", NULL)) format_set = true; if (pa_modargs_get_value(ma, "rate", NULL)) rate_set = true; if (pa_modargs_get_value(ma, "channels", NULL) || pa_modargs_get_value(ma, "channel_map", NULL)) channels_set = true; latency_msec = DEFAULT_LATENCY_MSEC; if (pa_modargs_get_value_u32(ma, "latency_msec", &latency_msec) < 0 || latency_msec < 1 || latency_msec > 2000) { pa_log("Invalid latency specification"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->latency = (pa_usec_t) latency_msec * PA_USEC_PER_MSEC; adjust_time_sec = DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC; if (pa_modargs_get_value_u32(ma, "adjust_time", &adjust_time_sec) < 0) { pa_log("Failed to parse adjust_time value"); goto fail; } if (adjust_time_sec != DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC) u->adjust_time = adjust_time_sec * PA_USEC_PER_SEC; else u->adjust_time = DEFAULT_ADJUST_TIME_USEC; pa_sink_input_new_data_init(&sink_input_data); sink_input_data.driver = __FILE__; sink_input_data.module = m; if (sink) pa_sink_input_new_data_set_sink(&sink_input_data, sink, FALSE); if (pa_modargs_get_proplist(ma, "sink_input_properties", sink_input_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Failed to parse the sink_input_properties value."); pa_sink_input_new_data_done(&sink_input_data); goto fail; } if (!pa_proplist_contains(sink_input_data.proplist, PA_PROP_MEDIA_ROLE)) pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); sink_input_data.flags = PA_SINK_INPUT_VARIABLE_RATE | PA_SINK_INPUT_START_CORKED; if (!remix) sink_input_data.flags |= PA_SINK_INPUT_NO_REMIX; if (!format_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_FORMAT; if (!rate_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_RATE; if (!channels_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_CHANNELS; sink_dont_move = FALSE; if (pa_modargs_get_value_boolean(ma, "sink_dont_move", &sink_dont_move) < 0) { pa_log("sink_dont_move= expects a boolean argument."); goto fail; } if (sink_dont_move) sink_input_data.flags |= PA_SINK_INPUT_DONT_MOVE; pa_sink_input_new(&u->sink_input, m->core, &sink_input_data); pa_sink_input_new_data_done(&sink_input_data); if (!u->sink_input) goto fail; /* If format, rate or channels were originally unset, they are set now * after the pa_sink_input_new() call. */ ss = u->sink_input->sample_spec; map = u->sink_input->channel_map; u->sink_input->parent.process_msg = sink_input_process_msg_cb; u->sink_input->pop = sink_input_pop_cb; u->sink_input->process_rewind = sink_input_process_rewind_cb; u->sink_input->kill = sink_input_kill_cb; u->sink_input->state_change = sink_input_state_change_cb; u->sink_input->attach = sink_input_attach_cb; u->sink_input->detach = sink_input_detach_cb; u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; u->sink_input->update_max_request = sink_input_update_max_request_cb; u->sink_input->may_move_to = sink_input_may_move_to_cb; u->sink_input->moving = sink_input_moving_cb; u->sink_input->suspend = sink_input_suspend_cb; u->sink_input->userdata = u; pa_sink_input_set_requested_latency(u->sink_input, u->latency/3); pa_source_output_new_data_init(&source_output_data); source_output_data.driver = __FILE__; source_output_data.module = m; if (source) pa_source_output_new_data_set_source(&source_output_data, source, FALSE); if (pa_modargs_get_proplist(ma, "source_output_properties", source_output_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Failed to parse the source_output_properties value."); pa_source_output_new_data_done(&source_output_data); goto fail; } if (!pa_proplist_contains(source_output_data.proplist, PA_PROP_MEDIA_ROLE)) pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); pa_source_output_new_data_set_sample_spec(&source_output_data, &ss); pa_source_output_new_data_set_channel_map(&source_output_data, &map); source_output_data.flags = PA_SOURCE_OUTPUT_START_CORKED; if (!remix) source_output_data.flags |= PA_SOURCE_OUTPUT_NO_REMIX; source_dont_move = FALSE; if (pa_modargs_get_value_boolean(ma, "source_dont_move", &source_dont_move) < 0) { pa_log("source_dont_move= expects a boolean argument."); goto fail; } if (source_dont_move) source_output_data.flags |= PA_SOURCE_OUTPUT_DONT_MOVE; pa_source_output_new(&u->source_output, m->core, &source_output_data); pa_source_output_new_data_done(&source_output_data); if (!u->source_output) goto fail; u->source_output->parent.process_msg = source_output_process_msg_cb; u->source_output->push = source_output_push_cb; u->source_output->process_rewind = source_output_process_rewind_cb; u->source_output->kill = source_output_kill_cb; u->source_output->attach = source_output_attach_cb; u->source_output->detach = source_output_detach_cb; u->source_output->state_change = source_output_state_change_cb; u->source_output->may_move_to = source_output_may_move_to_cb; u->source_output->moving = source_output_moving_cb; u->source_output->suspend = source_output_suspend_cb; u->source_output->userdata = u; pa_source_output_set_requested_latency(u->source_output, u->latency/3); pa_sink_input_get_silence(u->sink_input, &silence); u->memblockq = pa_memblockq_new( "module-loopback memblockq", 0, /* idx */ MEMBLOCKQ_MAXLENGTH, /* maxlength */ MEMBLOCKQ_MAXLENGTH, /* tlength */ &ss, /* sample_spec */ 0, /* prebuf */ 0, /* minreq */ 0, /* maxrewind */ &silence); /* silence frame */ pa_memblock_unref(silence.memblock); u->asyncmsgq = pa_asyncmsgq_new(0); if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_NAME)) pa_proplist_setf(u->source_output->proplist, PA_PROP_MEDIA_NAME, "Loopback to %s", pa_strnull(pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_DESCRIPTION))); if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME) && (n = pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME, n); if (!pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_NAME)) pa_proplist_setf(u->sink_input->proplist, PA_PROP_MEDIA_NAME, "Loopback from %s", pa_strnull(pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_DESCRIPTION))); if (source && !pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME) && (n = pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME, n); pa_sink_input_put(u->sink_input); pa_source_output_put(u->source_output); if (pa_source_get_state(u->source_output->source) != PA_SOURCE_SUSPENDED) pa_sink_input_cork(u->sink_input, FALSE); if (pa_sink_get_state(u->sink_input->sink) != PA_SINK_SUSPENDED) pa_source_output_cork(u->source_output, FALSE); update_adjust_timer(u); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { pa_iochannel *io; pa_modargs *ma; bool exit_on_eof = false; #ifndef OS_IS_WIN32 int fd; #endif pa_assert(m); if (m->core->running_as_daemon) { pa_log_info("Running as daemon, refusing to load this module."); return 0; } if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("failed to parse module arguments."); goto fail; } if (pa_modargs_get_value_boolean(ma, "exit_on_eof", &exit_on_eof) < 0) { pa_log("exit_on_eof= expects boolean argument."); goto fail; } if (pa_stdio_acquire() < 0) { pa_log("STDIN/STDOUT already in use."); goto fail; } /* We try to open the controlling tty anew here. This has the * benefit of giving us a new fd that doesn't share the O_NDELAY * flag with fds 0, 1, or 2. Since pa_iochannel_xxx needs O_NDELAY * on its fd using those fds directly could set O_NDELAY which * fprintf() doesn't really like, resulting in truncated output * of log messages, particularly because if stdout and stderr are * dup'ed they share the same O_NDELAY, too. */ #ifndef OS_IS_WIN32 if ((fd = pa_open_cloexec("/dev/tty", O_RDWR|O_NONBLOCK, 0)) >= 0) { io = pa_iochannel_new(m->core->mainloop, fd, fd); pa_log_debug("Managed to open /dev/tty."); } else #endif { io = pa_iochannel_new(m->core->mainloop, STDIN_FILENO, STDOUT_FILENO); pa_iochannel_set_noclose(io, true); pa_log_debug("Failed to open /dev/tty, using stdin/stdout fds instead."); } m->userdata = pa_cli_new(m->core, io, m); pa_cli_set_eof_callback(m->userdata, exit_on_eof ? eof_and_exit_cb : eof_and_unload_cb, m); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); return -1; }
static pa_bool_t pa_speex_ec_preprocessor_init(pa_echo_canceller *ec, pa_sample_spec *source_ss, uint32_t nframes, pa_modargs *ma) { pa_bool_t agc; pa_bool_t denoise; pa_bool_t echo_suppress; int32_t echo_suppress_attenuation; int32_t echo_suppress_attenuation_active; agc = DEFAULT_AGC_ENABLED; if (pa_modargs_get_value_boolean(ma, "agc", &agc) < 0) { pa_log("Failed to parse agc value"); goto fail; } denoise = DEFAULT_DENOISE_ENABLED; if (pa_modargs_get_value_boolean(ma, "denoise", &denoise) < 0) { pa_log("Failed to parse denoise value"); goto fail; } echo_suppress = DEFAULT_ECHO_SUPPRESS_ENABLED; if (pa_modargs_get_value_boolean(ma, "echo_suppress", &echo_suppress) < 0) { pa_log("Failed to parse echo_suppress value"); goto fail; } echo_suppress_attenuation = DEFAULT_ECHO_SUPPRESS_ATTENUATION; if (pa_modargs_get_value_s32(ma, "echo_suppress_attenuation", &echo_suppress_attenuation) < 0) { pa_log("Failed to parse echo_suppress_attenuation value"); goto fail; } if (echo_suppress_attenuation > 0) { pa_log("echo_suppress_attenuation should be a negative dB value"); goto fail; } echo_suppress_attenuation_active = DEFAULT_ECHO_SUPPRESS_ATTENUATION; if (pa_modargs_get_value_s32(ma, "echo_suppress_attenuation_active", &echo_suppress_attenuation_active) < 0) { pa_log("Failed to parse echo_suppress_attenuation_active value"); goto fail; } if (echo_suppress_attenuation_active > 0) { pa_log("echo_suppress_attenuation_active should be a negative dB value"); goto fail; } if (agc || denoise || echo_suppress) { spx_int32_t tmp; if (source_ss->channels != 1) { pa_log("AGC, denoising and echo suppression only work with channels=1"); goto fail; } ec->params.priv.speex.pp_state = speex_preprocess_state_init(nframes, source_ss->rate); tmp = agc; speex_preprocess_ctl(ec->params.priv.speex.pp_state, SPEEX_PREPROCESS_SET_AGC, &tmp); tmp = denoise; speex_preprocess_ctl(ec->params.priv.speex.pp_state, SPEEX_PREPROCESS_SET_DENOISE, &tmp); if (echo_suppress) { if (echo_suppress_attenuation) speex_preprocess_ctl(ec->params.priv.speex.pp_state, SPEEX_PREPROCESS_SET_ECHO_SUPPRESS, &echo_suppress_attenuation); if (echo_suppress_attenuation_active) { speex_preprocess_ctl(ec->params.priv.speex.pp_state, SPEEX_PREPROCESS_SET_ECHO_SUPPRESS_ACTIVE, &echo_suppress_attenuation_active); } speex_preprocess_ctl(ec->params.priv.speex.pp_state, SPEEX_PREPROCESS_SET_ECHO_STATE, ec->params.priv.speex.state); } pa_log_info("Loaded speex preprocessor with params: agc=%s, denoise=%s, echo_suppress=%s", pa_yes_no(agc), pa_yes_no(denoise), pa_yes_no(echo_suppress)); } else pa_log_info("All preprocessing options are disabled"); return TRUE; fail: return FALSE; }
int pa__init(pa_module*m) { pa_modargs *ma = NULL; struct userdata *u; char *fname; pa_sink *sink; pa_source *source; uint32_t idx; pa_bool_t restore_volume = TRUE, restore_muted = TRUE, restore_port = TRUE; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } if (pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0 || pa_modargs_get_value_boolean(ma, "restore_muted", &restore_muted) < 0 || pa_modargs_get_value_boolean(ma, "restore_port", &restore_port) < 0) { pa_log("restore_port=, restore_volume= and restore_muted= expect boolean arguments"); goto fail; } if (!restore_muted && !restore_volume && !restore_port) pa_log_warn("Neither restoring volume, nor restoring muted, nor restoring port enabled!"); m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->restore_volume = restore_volume; u->restore_muted = restore_muted; u->restore_port = restore_port; u->subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK|PA_SUBSCRIPTION_MASK_SOURCE, subscribe_callback, u); if (restore_port) { u->sink_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_NEW], PA_HOOK_EARLY, (pa_hook_cb_t) sink_new_hook_callback, u); u->source_new_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_NEW], PA_HOOK_EARLY, (pa_hook_cb_t) source_new_hook_callback, u); } if (restore_muted || restore_volume) { u->sink_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_FIXATE], PA_HOOK_EARLY, (pa_hook_cb_t) sink_fixate_hook_callback, u); u->source_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], PA_HOOK_EARLY, (pa_hook_cb_t) source_fixate_hook_callback, u); } if (!(fname = pa_state_path("device-volumes", TRUE))) goto fail; if (!(u->database = pa_database_open(fname, TRUE))) { pa_log("Failed to open volume database '%s': %s", fname, pa_cstrerror(errno)); pa_xfree(fname); goto fail; } pa_log_info("Successfully opened database file '%s'.", fname); pa_xfree(fname); for (sink = pa_idxset_first(m->core->sinks, &idx); sink; sink = pa_idxset_next(m->core->sinks, &idx)) subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_NEW, sink->index, u); for (source = pa_idxset_first(m->core->sources, &idx); source; source = pa_idxset_next(m->core->sources, &idx)) subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_NEW, source->index, u); pa_modargs_free(ma); return 0; fail: pa__done(m); if (ma) pa_modargs_free(ma); return -1; }