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) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; pa_sink_new_data data; size_t nbytes; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &map); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Null Output")); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto fail; } u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY); pa_sink_new_data_done(&data); if (!u->sink) { pa_log("Failed to create sink object."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->update_requested_latency = sink_update_requested_latency_cb; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); u->block_usec = BLOCK_USEC; nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec); pa_sink_set_max_rewind(u->sink, nbytes); pa_sink_set_max_request(u->sink, nbytes); if (!(u->thread = pa_thread_new("null-sink", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC); pa_sink_put(u->sink); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { struct userdata *u; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma; char *t; pa_sink *master; pa_sink_input_new_data sink_input_data; pa_sink_new_data sink_data; const char *plugin, *label, *input_ladspaport_map, *output_ladspaport_map; LADSPA_Descriptor_Function descriptor_func; unsigned long input_ladspaport[PA_CHANNELS_MAX], output_ladspaport[PA_CHANNELS_MAX]; const char *e, *cdata; const LADSPA_Descriptor *d; unsigned long p, h, j, n_control, c; pa_bool_t *use_default = NULL; pa_assert(m); pa_assert_cc(sizeof(LADSPA_Data) == sizeof(float)); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SINK))) { pa_log("Master sink not found"); goto fail; } ss = master->sample_spec; ss.format = PA_SAMPLE_FLOAT32; map = master->channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } if (!(plugin = pa_modargs_get_value(ma, "plugin", NULL))) { pa_log("Missing LADSPA plugin name"); goto fail; } if (!(label = pa_modargs_get_value(ma, "label", NULL))) { pa_log("Missing LADSPA plugin label"); goto fail; } if (!(input_ladspaport_map = pa_modargs_get_value(ma, "input_ladspaport_map", NULL))) pa_log_debug("Using default input ladspa port mapping"); if (!(output_ladspaport_map = pa_modargs_get_value(ma, "output_ladspaport_map", NULL))) pa_log_debug("Using default output ladspa port mapping"); cdata = pa_modargs_get_value(ma, "control", NULL); u = pa_xnew0(struct userdata, 1); u->module = m; m->userdata = u; u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL); u->max_ladspaport_count = 1; /*to avoid division by zero etc. in pa__done when failing before this value has been set*/ u->channels = 0; u->input = NULL; u->output = NULL; if (!(e = getenv("LADSPA_PATH"))) e = LADSPA_PATH; /* FIXME: This is not exactly thread safe */ t = pa_xstrdup(lt_dlgetsearchpath()); lt_dlsetsearchpath(e); m->dl = lt_dlopenext(plugin); lt_dlsetsearchpath(t); pa_xfree(t); if (!m->dl) { pa_log("Failed to load LADSPA plugin: %s", lt_dlerror()); goto fail; } if (!(descriptor_func = (LADSPA_Descriptor_Function) pa_load_sym(m->dl, NULL, "ladspa_descriptor"))) { pa_log("LADSPA module lacks ladspa_descriptor() symbol."); goto fail; } for (j = 0;; j++) { if (!(d = descriptor_func(j))) { pa_log("Failed to find plugin label '%s' in plugin '%s'.", label, plugin); goto fail; } if (strcmp(d->Label, label) == 0) break; } u->descriptor = d; pa_log_debug("Module: %s", plugin); pa_log_debug("Label: %s", d->Label); pa_log_debug("Unique ID: %lu", d->UniqueID); pa_log_debug("Name: %s", d->Name); pa_log_debug("Maker: %s", d->Maker); pa_log_debug("Copyright: %s", d->Copyright); n_control = 0; u->channels = ss.channels; /* * Enumerate ladspa ports * Default mapping is in order given by the plugin */ for (p = 0; p < d->PortCount; p++) { if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) { if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) { pa_log_debug("Port %lu is input: %s", p, d->PortNames[p]); input_ladspaport[u->input_count] = p; u->input_count++; } else if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) { pa_log_debug("Port %lu is output: %s", p, d->PortNames[p]); output_ladspaport[u->output_count] = p; u->output_count++; } } else if (LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p]) && LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) { pa_log_debug("Port %lu is control: %s", p, d->PortNames[p]); n_control++; } else pa_log_debug("Ignored port %s", d->PortNames[p]); /* XXX: Has anyone ever seen an in-place plugin with non-equal number of input and output ports? */ /* Could be if the plugin is for up-mixing stereo to 5.1 channels */ /* Or if the plugin is down-mixing 5.1 to two channel stereo or binaural encoded signal */ if (u->input_count > u->max_ladspaport_count) u->max_ladspaport_count = u->input_count; else u->max_ladspaport_count = u->output_count; } if (u->channels % u->max_ladspaport_count) { pa_log("Cannot handle non-integral number of plugins required for given number of channels"); goto fail; } pa_log_debug("Will run %lu plugin instances", u->channels / u->max_ladspaport_count); /* Parse data for input ladspa port map */ if (input_ladspaport_map) { const char *state = NULL; char *pname; c = 0; while ((pname = pa_split(input_ladspaport_map, ",", &state))) { if (c == u->input_count) { pa_log("Too many ports in input ladspa port map"); goto fail; } for (p = 0; p < d->PortCount; p++) { if (strcmp(d->PortNames[p], pname) == 0) { if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p]) && LADSPA_IS_PORT_INPUT(d->PortDescriptors[p])) { input_ladspaport[c] = p; } else { pa_log("Port %s is not an audio input ladspa port", pname); pa_xfree(pname); goto fail; } } } c++; pa_xfree(pname); } } /* Parse data for output port map */ if (output_ladspaport_map) { const char *state = NULL; char *pname; c = 0; while ((pname = pa_split(output_ladspaport_map, ",", &state))) { if (c == u->output_count) { pa_log("Too many ports in output ladspa port map"); goto fail; } for (p = 0; p < d->PortCount; p++) { if (strcmp(d->PortNames[p], pname) == 0) { if (LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p]) && LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) { output_ladspaport[c] = p; } else { pa_log("Port %s is not an output ladspa port", pname); pa_xfree(pname); goto fail; } } } c++; pa_xfree(pname); } } u->block_size = pa_frame_align(pa_mempool_block_size_max(m->core->mempool), &ss); /* Create buffers */ if (LADSPA_IS_INPLACE_BROKEN(d->Properties)) { u->input = (LADSPA_Data**) pa_xnew(LADSPA_Data*, (unsigned) u->input_count); for (c = 0; c < u->input_count; c++) u->input[c] = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size); u->output = (LADSPA_Data**) pa_xnew(LADSPA_Data*, (unsigned) u->output_count); for (c = 0; c < u->output_count; c++) u->output[c] = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size); } else {
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 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 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; pa_modargs *ma = NULL; pa_sink_new_data sink_data; pa_sample_spec ss; pa_channel_map map; const char *remote_server = NULL; const char *sink_name = NULL; const char *compression = NULL; char *default_sink_name = NULL; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } remote_server = pa_modargs_get_value(ma, "server", NULL); if (!remote_server) { pa_log("No server given!"); goto fail; } u = pa_xnew0(struct userdata, 1); u->module = m; m->userdata = u; u->remote_server = pa_xstrdup(remote_server); u->thread_mainloop = pa_mainloop_new(); if (u->thread_mainloop == NULL) { pa_log("Failed to create mainloop"); goto fail; } u->thread_mainloop_api = pa_mainloop_get_api(u->thread_mainloop); u->cookie_file = pa_xstrdup(pa_modargs_get_value(ma, "cookie", NULL)); u->remote_sink_name = pa_xstrdup(pa_modargs_get_value(ma, "sink", NULL)); u->thread_mq = pa_xnew0(pa_thread_mq, 1); pa_thread_mq_init_thread_mainloop(u->thread_mq, m->core->mainloop, u->thread_mainloop_api); /* Create sink */ pa_sink_new_data_init(&sink_data); sink_data.driver = __FILE__; sink_data.module = m; default_sink_name = pa_sprintf_malloc("tunnel-sink-new.%s", remote_server); sink_name = pa_modargs_get_value(ma, "sink_name", default_sink_name); compression = pa_modargs_get_value(ma, "compression", NULL); if (compression) { pa_log("compression activated"); memset(&u->transcode, 0, sizeof(pa_transcode)); if(strcmp(compression, "opus") == 0 && pa_transcode_supported(PA_ENCODING_OPUS)){ compression = pa_modargs_get_value(ma, "compression-frame_size", NULL); if(compression) u->transcode.frame_size = atoi(compression); compression = pa_modargs_get_value(ma, "compression-bitrate", NULL); if(compression) u->transcode.bitrate = atoi(compression); pa_transcode_init(&u->transcode, PA_ENCODING_OPUS, PA_TRANSCODE_ENCODER, NULL, &ss); } } else u->transcode.encoding = -1; pa_sink_new_data_set_name(&sink_data, sink_name); pa_sink_new_data_set_sample_spec(&sink_data, &ss); pa_sink_new_data_set_channel_map(&sink_data, &map); pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "sound"); pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Tunnel to %s/%s"), remote_server, pa_strempty(u->remote_sink_name)); if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&sink_data); goto fail; } if (!(u->sink = pa_sink_new(m->core, &sink_data, PA_SINK_LATENCY | PA_SINK_DYNAMIC_LATENCY | PA_SINK_NETWORK))) { pa_log("Failed to create sink."); pa_sink_new_data_done(&sink_data); goto fail; } pa_sink_new_data_done(&sink_data); u->sink->userdata = u; u->sink->parent.process_msg = sink_process_msg_cb; u->sink->update_requested_latency = sink_update_requested_latency_cb; pa_sink_set_latency_range(u->sink, 0, MAX_LATENCY_USEC); /* set thread message queue */ pa_sink_set_asyncmsgq(u->sink, u->thread_mq->inq); if (!(u->thread = pa_thread_new("tunnel-sink", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_sink_put(u->sink); pa_modargs_free(ma); pa_xfree(default_sink_name); return 0; fail: if (ma) pa_modargs_free(ma); if (default_sink_name) pa_xfree(default_sink_name); pa__done(m); return -1; }
int pa__init(pa_module*m) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; pa_sink_new_data data; size_t nbytes; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &map); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "xrdp sink"); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto fail; } u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY | PA_SINK_DYNAMIC_LATENCY); pa_sink_new_data_done(&data); if (!u->sink) { pa_log("Failed to create sink object."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->update_requested_latency = sink_update_requested_latency_cb; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); u->block_usec = BLOCK_USEC; pa_log_debug("3 block_usec %d", u->block_usec); nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec); pa_sink_set_max_rewind(u->sink, nbytes); pa_sink_set_max_request(u->sink, nbytes); u->display_num = get_display_num_from_display(getenv("DISPLAY")); #if defined(PA_CHECK_VERSION) #if PA_CHECK_VERSION(0, 9, 22) if (!(u->thread = pa_thread_new("xrdp-sink", thread_func, u))) { #else if (!(u->thread = pa_thread_new(thread_func, u))) { #endif #else if (!(u->thread = pa_thread_new(thread_func, u))) { #endif pa_log("Failed to create thread."); goto fail; } pa_sink_put(u->sink); pa_modargs_free(ma); return 0; fail: if (ma) { pa_modargs_free(ma); } pa__done(m); return -1; } int pa__get_n_used(pa_module *m) { struct userdata *u; pa_assert(m); pa_assert_se(u = m->userdata); return pa_sink_linked_by(u->sink); } void pa__done(pa_module*m) { struct userdata *u; pa_assert(m); if (!(u = m->userdata)) { return; } if (u->sink) { pa_sink_unlink(u->sink); } 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->sink) { pa_sink_unref(u->sink); } if (u->rtpoll) { pa_rtpoll_free(u->rtpoll); } pa_xfree(u); }
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 map; pa_modargs *ma; char *t; pa_sink *master; pa_sink_input_new_data sink_input_data; pa_sink_new_data sink_data; const char *plugin, *label; LADSPA_Descriptor_Function descriptor_func; const char *e, *cdata; const LADSPA_Descriptor *d; unsigned long input_port, output_port, p, j, n_control; unsigned c; pa_bool_t *use_default = NULL; pa_assert(m); pa_assert_cc(sizeof(LADSPA_Data) == sizeof(float)); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SINK))) { pa_log("Master sink not found"); goto fail; } ss = master->sample_spec; ss.format = PA_SAMPLE_FLOAT32; map = master->channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } if (!(plugin = pa_modargs_get_value(ma, "plugin", NULL))) { pa_log("Missing LADSPA plugin name"); goto fail; } if (!(label = pa_modargs_get_value(ma, "label", NULL))) { pa_log("Missing LADSPA plugin label"); goto fail; } cdata = pa_modargs_get_value(ma, "control", NULL); u = pa_xnew0(struct userdata, 1); u->module = m; m->userdata = u; u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL); if (!(e = getenv("LADSPA_PATH"))) e = LADSPA_PATH; /* FIXME: This is not exactly thread safe */ t = pa_xstrdup(lt_dlgetsearchpath()); lt_dlsetsearchpath(e); m->dl = lt_dlopenext(plugin); lt_dlsetsearchpath(t); pa_xfree(t); if (!m->dl) { pa_log("Failed to load LADSPA plugin: %s", lt_dlerror()); goto fail; } if (!(descriptor_func = (LADSPA_Descriptor_Function) pa_load_sym(m->dl, NULL, "ladspa_descriptor"))) { pa_log("LADSPA module lacks ladspa_descriptor() symbol."); goto fail; } for (j = 0;; j++) { if (!(d = descriptor_func(j))) { pa_log("Failed to find plugin label '%s' in plugin '%s'.", label, plugin); goto fail; } if (strcmp(d->Label, label) == 0) break; } u->descriptor = d; pa_log_debug("Module: %s", plugin); pa_log_debug("Label: %s", d->Label); pa_log_debug("Unique ID: %lu", d->UniqueID); pa_log_debug("Name: %s", d->Name); pa_log_debug("Maker: %s", d->Maker); pa_log_debug("Copyright: %s", d->Copyright); input_port = output_port = (unsigned long) -1; n_control = 0; for (p = 0; p < d->PortCount; p++) { if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) { if (strcmp(d->PortNames[p], "Input") == 0) { pa_assert(input_port == (unsigned long) -1); input_port = p; } else { pa_log("Found audio input port on plugin we cannot handle: %s", d->PortNames[p]); goto fail; } } else if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_AUDIO(d->PortDescriptors[p])) { if (strcmp(d->PortNames[p], "Output") == 0) { pa_assert(output_port == (unsigned long) -1); output_port = p; } else { pa_log("Found audio output port on plugin we cannot handle: %s", d->PortNames[p]); goto fail; } } else if (LADSPA_IS_PORT_INPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p])) n_control++; else { pa_assert(LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p]) && LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p])); pa_log_debug("Ignored control output port \"%s\".", d->PortNames[p]); } } if ((input_port == (unsigned long) -1) || (output_port == (unsigned long) -1)) { pa_log("Failed to identify input and output ports. " "Right now this module can only deal with plugins which provide an 'Input' and an 'Output' audio port. " "Patches welcome!"); goto fail; } u->block_size = pa_frame_align(pa_mempool_block_size_max(m->core->mempool), &ss); u->input = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size); if (LADSPA_IS_INPLACE_BROKEN(d->Properties)) u->output = (LADSPA_Data*) pa_xnew(uint8_t, (unsigned) u->block_size); else u->output = u->input; u->channels = ss.channels; for (c = 0; c < ss.channels; c++) { if (!(u->handle[c] = d->instantiate(d, ss.rate))) { pa_log("Failed to instantiate plugin %s with label %s for channel %i", plugin, d->Label, c); goto fail; } d->connect_port(u->handle[c], input_port, u->input); d->connect_port(u->handle[c], output_port, u->output); } if (!cdata && n_control > 0) { pa_log("This plugin requires specification of %lu control parameters.", n_control); goto fail; } if (n_control > 0) { const char *state = NULL; char *k; unsigned long h; u->control = pa_xnew(LADSPA_Data, (unsigned) n_control); use_default = pa_xnew(pa_bool_t, (unsigned) n_control); p = 0; while ((k = pa_split(cdata, ",", &state)) && p < n_control) { double f; if (*k == 0) { use_default[p++] = TRUE; pa_xfree(k); continue; } if (pa_atod(k, &f) < 0) { pa_log("Failed to parse control value '%s'", k); pa_xfree(k); goto fail; } pa_xfree(k); use_default[p] = FALSE; u->control[p++] = (LADSPA_Data) f; } /* The previous loop doesn't take the last control value into account if it is left empty, so we do it here. */ if (*cdata == 0 || cdata[strlen(cdata) - 1] == ',') { if (p < n_control) use_default[p] = TRUE; p++; } if (p > n_control || k) { pa_log("Too many control values passed, %lu expected.", n_control); pa_xfree(k); goto fail; } if (p < n_control) { pa_log("Not enough control values passed, %lu expected, %lu passed.", n_control, p); goto fail; } h = 0; for (p = 0; p < d->PortCount; p++) { LADSPA_PortRangeHintDescriptor hint = d->PortRangeHints[p].HintDescriptor; if (!LADSPA_IS_PORT_CONTROL(d->PortDescriptors[p])) continue; if (LADSPA_IS_PORT_OUTPUT(d->PortDescriptors[p])) { for (c = 0; c < ss.channels; c++) d->connect_port(u->handle[c], p, &u->control_out); continue; } pa_assert(h < n_control); if (use_default[h]) { LADSPA_Data lower, upper; if (!LADSPA_IS_HINT_HAS_DEFAULT(hint)) { pa_log("Control port value left empty but plugin defines no default."); goto fail; } lower = d->PortRangeHints[p].LowerBound; upper = d->PortRangeHints[p].UpperBound; if (LADSPA_IS_HINT_SAMPLE_RATE(hint)) { lower *= (LADSPA_Data) ss.rate; upper *= (LADSPA_Data) ss.rate; } switch (hint & LADSPA_HINT_DEFAULT_MASK) { case LADSPA_HINT_DEFAULT_MINIMUM: u->control[h] = lower; break; case LADSPA_HINT_DEFAULT_MAXIMUM: u->control[h] = upper; break; case LADSPA_HINT_DEFAULT_LOW: if (LADSPA_IS_HINT_LOGARITHMIC(hint)) u->control[h] = (LADSPA_Data) exp(log(lower) * 0.75 + log(upper) * 0.25); else u->control[h] = (LADSPA_Data) (lower * 0.75 + upper * 0.25); break; case LADSPA_HINT_DEFAULT_MIDDLE: if (LADSPA_IS_HINT_LOGARITHMIC(hint)) u->control[h] = (LADSPA_Data) exp(log(lower) * 0.5 + log(upper) * 0.5); else u->control[h] = (LADSPA_Data) (lower * 0.5 + upper * 0.5); break; case LADSPA_HINT_DEFAULT_HIGH: if (LADSPA_IS_HINT_LOGARITHMIC(hint)) u->control[h] = (LADSPA_Data) exp(log(lower) * 0.25 + log(upper) * 0.75); else u->control[h] = (LADSPA_Data) (lower * 0.25 + upper * 0.75); break; case LADSPA_HINT_DEFAULT_0: u->control[h] = 0; break; case LADSPA_HINT_DEFAULT_1: u->control[h] = 1; break; case LADSPA_HINT_DEFAULT_100: u->control[h] = 100; break; case LADSPA_HINT_DEFAULT_440: u->control[h] = 440; break; default: pa_assert_not_reached(); } } if (LADSPA_IS_HINT_INTEGER(hint)) u->control[h] = roundf(u->control[h]); pa_log_debug("Binding %f to port %s", u->control[h], d->PortNames[p]); for (c = 0; c < ss.channels; c++) d->connect_port(u->handle[c], p, &u->control[h]); h++; } pa_assert(h == n_control); } if (d->activate) for (c = 0; c < u->channels; c++) d->activate(u->handle[c]); /* Create sink */ pa_sink_new_data_init(&sink_data); sink_data.driver = __FILE__; sink_data.module = m; if (!(sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "sink_name", NULL)))) sink_data.name = pa_sprintf_malloc("%s.ladspa", master->name); pa_sink_new_data_set_sample_spec(&sink_data, &ss); pa_sink_new_data_set_channel_map(&sink_data, &map); pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name); pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "filter"); pa_proplist_sets(sink_data.proplist, "device.ladspa.module", plugin); pa_proplist_sets(sink_data.proplist, "device.ladspa.label", d->Label); pa_proplist_sets(sink_data.proplist, "device.ladspa.name", d->Name); pa_proplist_sets(sink_data.proplist, "device.ladspa.maker", d->Maker); pa_proplist_sets(sink_data.proplist, "device.ladspa.copyright", d->Copyright); pa_proplist_setf(sink_data.proplist, "device.ladspa.unique_id", "%lu", (unsigned long) d->UniqueID); if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&sink_data); goto fail; } if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) { const char *z; z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION); pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "LADSPA Plugin %s on %s", d->Name, z ? z : master->name); } u->sink = pa_sink_new(m->core, &sink_data, PA_SINK_HW_MUTE_CTRL|PA_SINK_HW_VOLUME_CTRL|PA_SINK_DECIBEL_VOLUME| (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY))); pa_sink_new_data_done(&sink_data); if (!u->sink) { pa_log("Failed to create sink."); goto fail; } u->sink->parent.process_msg = sink_process_msg_cb; u->sink->set_state = sink_set_state_cb; u->sink->update_requested_latency = sink_update_requested_latency_cb; u->sink->request_rewind = sink_request_rewind_cb; u->sink->set_volume = sink_set_volume_cb; u->sink->set_mute = sink_set_mute_cb; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq); /* Create sink input */ pa_sink_input_new_data_init(&sink_input_data); sink_input_data.driver = __FILE__; sink_input_data.module = m; sink_input_data.sink = master; pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "LADSPA Stream"); pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "filter"); pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); pa_sink_input_new(&u->sink_input, m->core, &sink_input_data); pa_sink_input_new_data_done(&sink_input_data); if (!u->sink_input) goto fail; u->sink_input->pop = sink_input_pop_cb; u->sink_input->process_rewind = sink_input_process_rewind_cb; u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; u->sink_input->update_max_request = sink_input_update_max_request_cb; u->sink_input->update_sink_latency_range = sink_input_update_sink_latency_range_cb; u->sink_input->update_sink_fixed_latency = sink_input_update_sink_fixed_latency_cb; u->sink_input->kill = sink_input_kill_cb; u->sink_input->attach = sink_input_attach_cb; u->sink_input->detach = sink_input_detach_cb; u->sink_input->state_change = sink_input_state_change_cb; u->sink_input->may_move_to = sink_input_may_move_to_cb; u->sink_input->moving = sink_input_moving_cb; u->sink_input->volume_changed = sink_input_volume_changed_cb; u->sink_input->mute_changed = sink_input_mute_changed_cb; u->sink_input->userdata = u; pa_sink_put(u->sink); pa_sink_input_put(u->sink_input); pa_modargs_free(ma); pa_xfree(use_default); return 0; fail: if (ma) pa_modargs_free(ma); pa_xfree(use_default); pa__done(m); return -1; }
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) { struct userdata *u; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma; struct pollfd *pollfd; pa_sink_new_data data_sink; pa_source_new_data data_source; pa_assert(m); pa_log("vchan module loading"); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map (ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log ("Invalid sample format specification or channel map"); goto fail; } u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; m->userdata = u; pa_memchunk_reset(&u->memchunk_sink); pa_memchunk_reset(&u->memchunk_source); u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); if ((do_conn(u)) < 0) { pa_log("get_early_allocated_vchan: %s", pa_cstrerror(errno)); goto fail; } /* SINK preparation */ pa_sink_new_data_init(&data_sink); data_sink.driver = __FILE__; data_sink.module = m; pa_sink_new_data_set_name(&data_sink, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_proplist_sets(data_sink.proplist, PA_PROP_DEVICE_STRING, DEFAULT_SINK_NAME); pa_proplist_setf(data_sink.proplist, PA_PROP_DEVICE_DESCRIPTION, "Qubes VCHAN sink"); pa_sink_new_data_set_sample_spec(&data_sink, &ss); pa_sink_new_data_set_channel_map(&data_sink, &map); if (pa_modargs_get_proplist (ma, "sink_properties", data_sink.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data_sink); goto fail; } u->sink = pa_sink_new(m->core, &data_sink, PA_SINK_LATENCY); pa_sink_new_data_done(&data_sink); 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, VCHAN_BUF); pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec (VCHAN_BUF, &u->sink->sample_spec)); u->play_rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); pollfd = pa_rtpoll_item_get_pollfd(u->play_rtpoll_item, NULL); pollfd->fd = libvchan_fd_for_select(u->play_ctrl); pollfd->events = POLLIN; pollfd->revents = 0; /* SOURCE preparation */ pa_source_new_data_init(&data_source); data_source.driver = __FILE__; data_source.module = m; pa_source_new_data_set_name(&data_source, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME)); pa_proplist_sets(data_source.proplist, PA_PROP_DEVICE_STRING, DEFAULT_SOURCE_NAME); pa_proplist_setf(data_source.proplist, PA_PROP_DEVICE_DESCRIPTION, "Qubes VCHAN source"); pa_source_new_data_set_sample_spec(&data_source, &ss); pa_source_new_data_set_channel_map(&data_source, &map); if (pa_modargs_get_proplist(ma, "source_properties", data_source.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_source_new_data_done(&data_source); goto fail; } u->source = pa_source_new(m->core, &data_source, PA_SOURCE_LATENCY); pa_source_new_data_done(&data_source); if (!u->source) { pa_log("Failed to create source."); goto fail; } u->source->parent.process_msg = source_process_msg; u->source->userdata = u; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(PIPE_BUF, &u->source->sample_spec)); u->rec_rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); pollfd = pa_rtpoll_item_get_pollfd(u->rec_rtpoll_item, NULL); pollfd->fd = libvchan_fd_for_select(u->rec_ctrl); pollfd->events = POLLIN; pollfd->revents = 0; #if PA_CHECK_VERSION(0,9,22) if (!(u->thread = pa_thread_new("vchan-sink", thread_func, u))) { #else if (!(u->thread = pa_thread_new(thread_func, u))) { #endif pa_log("Failed to create thread."); goto fail; } pa_sink_put(u->sink); pa_source_put(u->source); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; } int pa__get_n_used(pa_module * m) { struct userdata *u; pa_assert(m); pa_assert_se(u = m->userdata); return pa_sink_linked_by(u->sink); } void pa__done(pa_module * m) { struct userdata *u; pa_assert(m); if (!(u = m->userdata)) return; if (u->sink) pa_sink_unlink(u->sink); 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->sink) pa_sink_unref(u->sink); if (u->source) pa_source_unref(u->source); if (u->memchunk_sink.memblock) pa_memblock_unref(u->memchunk_sink.memblock); if (u->memchunk_source.memblock) pa_memblock_unref(u->memchunk_source.memblock); if (u->play_rtpoll_item) pa_rtpoll_item_free(u->play_rtpoll_item); if (u->rec_rtpoll_item) pa_rtpoll_item_free(u->rec_rtpoll_item); if (u->rtpoll) pa_rtpoll_free(u->rtpoll); if (u->play_ctrl) libvchan_close(u->play_ctrl); if (u->rec_ctrl) libvchan_close(u->rec_ctrl); pa_xfree(u); }
int pa__init(pa_module *m) { pa_modargs *ma = NULL; struct userdata *u; pa_sink *sink; pa_sink_input_new_data sink_input_data; pa_source *source; pa_source_output_new_data source_output_data; uint32_t latency_msec; pa_sample_spec ss; pa_channel_map map; pa_memchunk silence; uint32_t adjust_time_sec; const char *n; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } if (!(source = pa_namereg_get(m->core, pa_modargs_get_value(ma, "source", NULL), PA_NAMEREG_SOURCE))) { pa_log("No such source."); goto fail; } if (!(sink = pa_namereg_get(m->core, pa_modargs_get_value(ma, "sink", NULL), PA_NAMEREG_SINK))) { pa_log("No such sink."); goto fail; } ss = sink->sample_spec; map = sink->channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } latency_msec = DEFAULT_LATENCY_MSEC; if (pa_modargs_get_value_u32(ma, "latency_msec", &latency_msec) < 0 || latency_msec < 1 || latency_msec > 2000) { pa_log("Invalid latency specification"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->latency = (pa_usec_t) latency_msec * PA_USEC_PER_MSEC; adjust_time_sec = DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC; if (pa_modargs_get_value_u32(ma, "adjust_time", &adjust_time_sec) < 0) { pa_log("Failed to parse adjust_time value"); goto fail; } if (adjust_time_sec != DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC) u->adjust_time = adjust_time_sec * PA_USEC_PER_SEC; else u->adjust_time = DEFAULT_ADJUST_TIME_USEC; pa_sink_input_new_data_init(&sink_input_data); sink_input_data.driver = __FILE__; sink_input_data.module = m; sink_input_data.sink = sink; if ((n = pa_modargs_get_value(ma, "sink_input_name", NULL))) pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, n); else pa_proplist_setf(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Loopback from %s", pa_strnull(pa_proplist_gets(source->proplist, PA_PROP_DEVICE_DESCRIPTION))); if ((n = pa_modargs_get_value(ma, "sink_input_role", NULL))) pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, n); else pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); if ((n = pa_proplist_gets(source->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ICON_NAME, n); pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); sink_input_data.flags = PA_SINK_INPUT_VARIABLE_RATE; pa_sink_input_new(&u->sink_input, m->core, &sink_input_data); pa_sink_input_new_data_done(&sink_input_data); if (!u->sink_input) goto fail; u->sink_input->parent.process_msg = sink_input_process_msg_cb; u->sink_input->pop = sink_input_pop_cb; u->sink_input->process_rewind = sink_input_process_rewind_cb; u->sink_input->kill = sink_input_kill_cb; u->sink_input->attach = sink_input_attach_cb; u->sink_input->detach = sink_input_detach_cb; u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; u->sink_input->update_max_request = sink_input_update_max_request_cb; u->sink_input->may_move_to = sink_input_may_move_to_cb; u->sink_input->moving = sink_input_moving_cb; u->sink_input->userdata = u; pa_sink_input_set_requested_latency(u->sink_input, u->latency/3); pa_source_output_new_data_init(&source_output_data); source_output_data.driver = __FILE__; source_output_data.module = m; source_output_data.source = source; if ((n = pa_modargs_get_value(ma, "source_output_name", NULL))) pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, n); else pa_proplist_setf(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Loopback to %s", pa_strnull(pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_DESCRIPTION))); if ((n = pa_modargs_get_value(ma, "source_output_role", NULL))) pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, n); else pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); if ((n = pa_proplist_gets(sink->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ICON_NAME, n); pa_source_output_new_data_set_sample_spec(&source_output_data, &ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); pa_source_output_new(&u->source_output, m->core, &source_output_data); pa_source_output_new_data_done(&source_output_data); if (!u->source_output) goto fail; u->source_output->parent.process_msg = source_output_process_msg_cb; u->source_output->push = source_output_push_cb; u->source_output->process_rewind = source_output_process_rewind_cb; u->source_output->kill = source_output_kill_cb; u->source_output->attach = source_output_attach_cb; u->source_output->detach = source_output_detach_cb; u->source_output->state_change = source_output_state_change_cb; u->source_output->may_move_to = source_output_may_move_to_cb; u->source_output->moving = source_output_moving_cb; u->source_output->userdata = u; pa_source_output_set_requested_latency(u->source_output, u->latency/3); pa_sink_input_get_silence(u->sink_input, &silence); u->memblockq = pa_memblockq_new( 0, /* idx */ MEMBLOCKQ_MAXLENGTH, /* maxlength */ MEMBLOCKQ_MAXLENGTH, /* tlength */ pa_frame_size(&ss), /* base */ 0, /* prebuf */ 0, /* minreq */ 0, /* maxrewind */ &silence); /* silence frame */ pa_memblock_unref(silence.memblock); u->asyncmsgq = pa_asyncmsgq_new(0); pa_sink_input_put(u->sink_input); pa_source_output_put(u->source_output); if (u->adjust_time > 0) u->time_event = pa_core_rttime_new(m->core, pa_rtclock_now() + u->adjust_time, time_callback, u); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { 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; }
int pa__init(pa_module*m) { struct userdata *u; pa_modargs *ma; pa_sink_new_data data; int backend_state; int ret; char strbuf[100]; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; /* user arguments override these */ 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"); return 1; } /* Xen Basic init */ xsh = xs_domain_open(); if (xsh==NULL) { pa_log("xs_domain_open failed"); goto fail; } set_state(XenbusStateUnknown); xch = xc_interface_open(NULL, NULL, 0); if (xch==0) { pa_log("xc_interface_open failed"); goto fail; } xce = xc_evtchn_open(NULL, 0); if (xce==0) { pa_log("xc_evtchn_open failed"); goto fail; } /* use only dom0 as the backend for now */ xen_evtchn_port = xc_evtchn_bind_unbound_port(xce, 0); if (xen_evtchn_port == 0) { pa_log("xc_evtchn_bind_unbound_port failed"); } /* get grant reference & map locally */ if (alloc_gref(&gref, (void**)&ioring)) { pa_log("alloc_gref failed"); }; device_id = 0; /* hardcoded for now */ if (register_backend_state_watch()) { pa_log("Xen sink: register xenstore watch failed"); }; publish_param_int("event-channel", xen_evtchn_port); publish_param_int("ring-ref", gref.gref_ids[0]); /* let's ask for something absurd and deal with rejection */ ss.rate = 192000; publish_spec(&ss); ret=0; while (!ret) { backend_state = wait_for_backend_state_change(); if (backend_state == STATE_UNDEFINED) { pa_log("Xen Backend is taking long to respond, still waiting..."); continue; } else if (backend_state == -1) { pa_log("Error while waiting for backend: %s", strerror(errno)); break; goto fail; } ret = state_callbacks[backend_state](); } if (ret!=NEGOTIATION_OK) { pa_log("Negotiation with Xen backend failed!"); return 1; } pa_sample_spec_snprint(strbuf, 100, &ss); pa_log_debug("Negotiation ended, the result was: %s", strbuf); /* End of Phase 2, begin playback cycle */ u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; m->userdata = u; pa_memchunk_reset(&u->memchunk); u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); u->write_type = 0; /* init ring buffer */ ioring->prod_indx = ioring->cons_indx = 0; ioring->usable_buffer_space = BUFSIZE - BUFSIZE % pa_frame_size(&ss); pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, "xensink"); pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Xen PV audio sink"); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &map); if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto fail; } u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY); pa_sink_new_data_done(&data); if (!u->sink) { pa_log("Failed to create sink."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); pa_sink_set_max_request(u->sink, ioring->usable_buffer_space); pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(ioring->usable_buffer_space, &u->sink->sample_spec)); u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); if (!(u->thread = pa_thread_new("xenpv-sink", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_sink_put(u->sink); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; pa_sink_new_data data; size_t nbytes; pa_assert(m); pa_web_debug_func_t func = pa_get_user_data(PA_USER_WEB_FUNC); if (!func) { pa_log_error("Failed to get user web func from user data"); goto fail; } ma = pa_modargs_new(m->argument, valid_modargs); if (!ma) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } pa_modargs_get_value_u32(ma, "fixed_rate", &ss.rate); uint32_t c = 0; pa_modargs_get_value_u32(ma, "fixed_channels", &c); if (c) ss.channels = c; const char* fixed_fmt = pa_modargs_get_value(ma, "fixed_format", NULL); if (fixed_fmt) ss.format = pa_parse_sample_format(fixed_fmt); if (ss.channels != map.channels) { pa_log_error("sample_spec channels[%d] != channel_map channels[%d]", ss.channels, map.channels); pa_channel_map_init_extend(&map, ss.channels, PA_CHANNEL_MAP_DEFAULT); pa_log_debug("after init extend mmap.channels=%d", map.channels); } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->rtpoll = pa_rtpoll_new(); u->data_func = web_data_func; pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME)); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &map); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("Remote Output")); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto fail; } u->sink = pa_sink_new(m->core, &data, PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY); pa_sink_new_data_done(&data); if (!u->sink) { pa_log("Failed to create sink object."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->update_requested_latency = sink_update_requested_latency_cb; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); u->block_usec = BLOCK_USEC; nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec); pa_sink_set_max_rewind(u->sink, nbytes); pa_sink_set_max_request(u->sink, nbytes); // call websocket to start func(1, NULL, ss.rate, ss.format); u->thread = pa_thread_new("remote-sink", thread_func, u); if (!u->thread) { pa_log("Failed to create thread."); goto fail; } pa_sink_set_latency_range(u->sink, 0, BLOCK_USEC); pa_sink_put(u->sink); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
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) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; m->userdata = u; pa_thread_mq_init(&u->thread_mq, m->core->mainloop); u->rtpoll = pa_rtpoll_new(); pa_rtpoll_item_new_asyncmsgq(u->rtpoll, PA_RTPOLL_EARLY, u->thread_mq.inq); if (!(u->sink = pa_sink_new(m->core, __FILE__, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME), 0, &ss, &map))) { pa_log("Failed to create sink."); goto fail; } u->sink->parent.process_msg = sink_process_msg; u->sink->userdata = u; u->sink->flags = PA_SINK_LATENCY; pa_sink_set_module(u->sink, m); pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq); pa_sink_set_rtpoll(u->sink, u->rtpoll); pa_sink_set_description(u->sink, pa_modargs_get_value(ma, "description", "NULL sink")); u->block_size = pa_bytes_per_second(&ss) / 20; /* 50 ms */ if (u->block_size <= 0) u->block_size = pa_frame_size(&ss); if (!(u->thread = pa_thread_new(thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_sink_put(u->sink); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { struct userdata *u; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma; pa_source *master=NULL; pa_source_output_new_data source_output_data; pa_source_new_data source_data; pa_bool_t *use_default = NULL; /* optional for uplink_sink */ pa_sink_new_data sink_data; size_t nbytes; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SOURCE))) { pa_log("Master source not found"); goto fail; } pa_assert(master); ss = master->sample_spec; ss.format = PA_SAMPLE_FLOAT32; map = master->channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } u = pa_xnew0(struct userdata, 1); if (!u) { pa_log("Failed to alloc userdata"); goto fail; } u->module = m; m->userdata = u; u->memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL); if (!u->memblockq) { pa_log("Failed to create source memblockq."); goto fail; } u->channels = ss.channels; /* Create source */ pa_source_new_data_init(&source_data); source_data.driver = __FILE__; source_data.module = m; if (!(source_data.name = pa_xstrdup(pa_modargs_get_value(ma, "source_name", NULL)))) source_data.name = pa_sprintf_malloc("%s.vsource", master->name); pa_source_new_data_set_sample_spec(&source_data, &ss); pa_source_new_data_set_channel_map(&source_data, &map); pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name); pa_proplist_sets(source_data.proplist, PA_PROP_DEVICE_CLASS, "filter"); pa_proplist_sets(source_data.proplist, "device.vsource.name", source_data.name); if (pa_modargs_get_proplist(ma, "source_properties", source_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_source_new_data_done(&source_data); goto fail; } if ((u->auto_desc = !pa_proplist_contains(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) { const char *z; z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION); pa_proplist_setf(source_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Virtual Source %s on %s", source_data.name, z ? z : master->name); } u->source = pa_source_new(m->core, &source_data, PA_SOURCE_HW_MUTE_CTRL|PA_SOURCE_HW_VOLUME_CTRL|PA_SOURCE_DECIBEL_VOLUME| (master->flags & (PA_SOURCE_LATENCY|PA_SOURCE_DYNAMIC_LATENCY))); pa_source_new_data_done(&source_data); if (!u->source) { pa_log("Failed to create source."); goto fail; } u->source->parent.process_msg = source_process_msg_cb; u->source->set_state = source_set_state_cb; u->source->update_requested_latency = source_update_requested_latency_cb; u->source->set_volume = source_set_volume_cb; u->source->set_mute = source_set_mute_cb; u->source->get_volume = source_get_volume_cb; u->source->get_mute = source_get_mute_cb; u->source->userdata = u; pa_source_set_asyncmsgq(u->source, master->asyncmsgq); /* Create source output */ pa_source_output_new_data_init(&source_output_data); source_output_data.driver = __FILE__; source_output_data.module = m; source_output_data.source = master; /* FIXME source_output_data.flags = PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND; */ pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_NAME, "Virtual Source Stream"); pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "filter"); pa_source_output_new_data_set_sample_spec(&source_output_data, &ss); pa_source_output_new_data_set_channel_map(&source_output_data, &map); pa_source_output_new(&u->source_output, m->core, &source_output_data); pa_source_output_new_data_done(&source_output_data); if (!u->source_output) goto fail; u->source_output->parent.process_msg = source_output_process_msg_cb; u->source_output->push = source_output_push_cb; u->source_output->process_rewind = source_output_process_rewind_cb; u->source_output->kill = source_output_kill_cb; u->source_output->attach = source_output_attach_cb; u->source_output->detach = source_output_detach_cb; u->source_output->state_change = source_output_state_change_cb; u->source_output->may_move_to = source_output_may_move_to_cb; u->source_output->moving = source_output_moving_cb; u->source_output->userdata = u; pa_source_put(u->source); pa_source_output_put(u->source_output); /* Create optional uplink sink */ pa_sink_new_data_init(&sink_data); sink_data.driver = __FILE__; sink_data.module = m; if ((sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "uplink_sink", NULL)))) { pa_sink_new_data_set_sample_spec(&sink_data, &ss); pa_sink_new_data_set_channel_map(&sink_data, &map); pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name); pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "uplink sink"); pa_proplist_sets(sink_data.proplist, "device.uplink_sink.name", sink_data.name); if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) { const char *z; z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION); pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Uplink Sink %s on %s", sink_data.name, z ? z : master->name); } u->sink_memblockq = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, pa_frame_size(&ss), 1, 1, 0, NULL); if (!u->sink_memblockq) { pa_log("Failed to create sink memblockq."); goto fail; } u->sink = pa_sink_new(m->core, &sink_data, 0); /* FIXME, sink has no capabilities */ pa_sink_new_data_done(&sink_data); if (!u->sink) { pa_log("Failed to create sink."); goto fail; } u->sink->parent.process_msg = sink_process_msg_cb; u->sink->update_requested_latency = sink_update_requested_latency_cb; u->sink->request_rewind = sink_request_rewind_cb; u->sink->set_state = sink_set_state_cb; u->sink->userdata = u; pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq); /* FIXME: no idea what I am doing here */ u->block_usec = BLOCK_USEC; nbytes = pa_usec_to_bytes(u->block_usec, &u->sink->sample_spec); pa_sink_set_max_rewind(u->sink, nbytes); pa_sink_set_max_request(u->sink, nbytes); pa_sink_put(u->sink); } else { /* optional uplink sink not enabled */ u->sink = NULL; } pa_modargs_free(ma); pa_xfree(use_default); return 0; fail: if (ma) pa_modargs_free(ma); pa_xfree(use_default); pa__done(m); return -1; }
int pa__init(pa_module *m) { pa_modargs *ma = NULL; struct userdata *u; pa_sink *sink = NULL; pa_sink_input_new_data sink_input_data; pa_bool_t sink_dont_move; pa_source *source = NULL; pa_source_output_new_data source_output_data; pa_bool_t source_dont_move; uint32_t latency_msec; pa_sample_spec ss; pa_channel_map map; bool format_set = false; bool rate_set = false; bool channels_set = false; pa_memchunk silence; uint32_t adjust_time_sec; const char *n; pa_bool_t remix = TRUE; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments"); goto fail; } n = pa_modargs_get_value(ma, "source", NULL); if (n && !(source = pa_namereg_get(m->core, n, PA_NAMEREG_SOURCE))) { pa_log("No such source."); goto fail; } n = pa_modargs_get_value(ma, "sink", NULL); if (n && !(sink = pa_namereg_get(m->core, n, PA_NAMEREG_SINK))) { pa_log("No such sink."); goto fail; } if (pa_modargs_get_value_boolean(ma, "remix", &remix) < 0) { pa_log("Invalid boolean remix parameter"); goto fail; } if (sink) { ss = sink->sample_spec; map = sink->channel_map; format_set = true; rate_set = true; channels_set = true; } else if (source) { ss = source->sample_spec; map = source->channel_map; format_set = true; rate_set = true; channels_set = true; } else { /* FIXME: Dummy stream format, needed because pa_sink_input_new() * requires valid sample spec and channel map even when all the FIX_* * stream flags are specified. pa_sink_input_new() should be changed * to ignore the sample spec and channel map when the FIX_* flags are * present. */ ss.format = PA_SAMPLE_U8; ss.rate = 8000; ss.channels = 1; map.channels = 1; map.map[0] = PA_CHANNEL_POSITION_MONO; } if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } if (pa_modargs_get_value(ma, "format", NULL)) format_set = true; if (pa_modargs_get_value(ma, "rate", NULL)) rate_set = true; if (pa_modargs_get_value(ma, "channels", NULL) || pa_modargs_get_value(ma, "channel_map", NULL)) channels_set = true; latency_msec = DEFAULT_LATENCY_MSEC; if (pa_modargs_get_value_u32(ma, "latency_msec", &latency_msec) < 0 || latency_msec < 1 || latency_msec > 2000) { pa_log("Invalid latency specification"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->latency = (pa_usec_t) latency_msec * PA_USEC_PER_MSEC; adjust_time_sec = DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC; if (pa_modargs_get_value_u32(ma, "adjust_time", &adjust_time_sec) < 0) { pa_log("Failed to parse adjust_time value"); goto fail; } if (adjust_time_sec != DEFAULT_ADJUST_TIME_USEC / PA_USEC_PER_SEC) u->adjust_time = adjust_time_sec * PA_USEC_PER_SEC; else u->adjust_time = DEFAULT_ADJUST_TIME_USEC; pa_sink_input_new_data_init(&sink_input_data); sink_input_data.driver = __FILE__; sink_input_data.module = m; if (sink) pa_sink_input_new_data_set_sink(&sink_input_data, sink, FALSE); if (pa_modargs_get_proplist(ma, "sink_input_properties", sink_input_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Failed to parse the sink_input_properties value."); pa_sink_input_new_data_done(&sink_input_data); goto fail; } if (!pa_proplist_contains(sink_input_data.proplist, PA_PROP_MEDIA_ROLE)) pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss); pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); sink_input_data.flags = PA_SINK_INPUT_VARIABLE_RATE | PA_SINK_INPUT_START_CORKED; if (!remix) sink_input_data.flags |= PA_SINK_INPUT_NO_REMIX; if (!format_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_FORMAT; if (!rate_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_RATE; if (!channels_set) sink_input_data.flags |= PA_SINK_INPUT_FIX_CHANNELS; sink_dont_move = FALSE; if (pa_modargs_get_value_boolean(ma, "sink_dont_move", &sink_dont_move) < 0) { pa_log("sink_dont_move= expects a boolean argument."); goto fail; } if (sink_dont_move) sink_input_data.flags |= PA_SINK_INPUT_DONT_MOVE; pa_sink_input_new(&u->sink_input, m->core, &sink_input_data); pa_sink_input_new_data_done(&sink_input_data); if (!u->sink_input) goto fail; /* If format, rate or channels were originally unset, they are set now * after the pa_sink_input_new() call. */ ss = u->sink_input->sample_spec; map = u->sink_input->channel_map; u->sink_input->parent.process_msg = sink_input_process_msg_cb; u->sink_input->pop = sink_input_pop_cb; u->sink_input->process_rewind = sink_input_process_rewind_cb; u->sink_input->kill = sink_input_kill_cb; u->sink_input->state_change = sink_input_state_change_cb; u->sink_input->attach = sink_input_attach_cb; u->sink_input->detach = sink_input_detach_cb; u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; u->sink_input->update_max_request = sink_input_update_max_request_cb; u->sink_input->may_move_to = sink_input_may_move_to_cb; u->sink_input->moving = sink_input_moving_cb; u->sink_input->suspend = sink_input_suspend_cb; u->sink_input->userdata = u; pa_sink_input_set_requested_latency(u->sink_input, u->latency/3); pa_source_output_new_data_init(&source_output_data); source_output_data.driver = __FILE__; source_output_data.module = m; if (source) pa_source_output_new_data_set_source(&source_output_data, source, FALSE); if (pa_modargs_get_proplist(ma, "source_output_properties", source_output_data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Failed to parse the source_output_properties value."); pa_source_output_new_data_done(&source_output_data); goto fail; } if (!pa_proplist_contains(source_output_data.proplist, PA_PROP_MEDIA_ROLE)) pa_proplist_sets(source_output_data.proplist, PA_PROP_MEDIA_ROLE, "abstract"); pa_source_output_new_data_set_sample_spec(&source_output_data, &ss); pa_source_output_new_data_set_channel_map(&source_output_data, &map); source_output_data.flags = PA_SOURCE_OUTPUT_START_CORKED; if (!remix) source_output_data.flags |= PA_SOURCE_OUTPUT_NO_REMIX; source_dont_move = FALSE; if (pa_modargs_get_value_boolean(ma, "source_dont_move", &source_dont_move) < 0) { pa_log("source_dont_move= expects a boolean argument."); goto fail; } if (source_dont_move) source_output_data.flags |= PA_SOURCE_OUTPUT_DONT_MOVE; pa_source_output_new(&u->source_output, m->core, &source_output_data); pa_source_output_new_data_done(&source_output_data); if (!u->source_output) goto fail; u->source_output->parent.process_msg = source_output_process_msg_cb; u->source_output->push = source_output_push_cb; u->source_output->process_rewind = source_output_process_rewind_cb; u->source_output->kill = source_output_kill_cb; u->source_output->attach = source_output_attach_cb; u->source_output->detach = source_output_detach_cb; u->source_output->state_change = source_output_state_change_cb; u->source_output->may_move_to = source_output_may_move_to_cb; u->source_output->moving = source_output_moving_cb; u->source_output->suspend = source_output_suspend_cb; u->source_output->userdata = u; pa_source_output_set_requested_latency(u->source_output, u->latency/3); pa_sink_input_get_silence(u->sink_input, &silence); u->memblockq = pa_memblockq_new( "module-loopback memblockq", 0, /* idx */ MEMBLOCKQ_MAXLENGTH, /* maxlength */ MEMBLOCKQ_MAXLENGTH, /* tlength */ &ss, /* sample_spec */ 0, /* prebuf */ 0, /* minreq */ 0, /* maxrewind */ &silence); /* silence frame */ pa_memblock_unref(silence.memblock); u->asyncmsgq = pa_asyncmsgq_new(0); if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_NAME)) pa_proplist_setf(u->source_output->proplist, PA_PROP_MEDIA_NAME, "Loopback to %s", pa_strnull(pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_DESCRIPTION))); if (!pa_proplist_contains(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME) && (n = pa_proplist_gets(u->sink_input->sink->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(u->source_output->proplist, PA_PROP_MEDIA_ICON_NAME, n); if (!pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_NAME)) pa_proplist_setf(u->sink_input->proplist, PA_PROP_MEDIA_NAME, "Loopback from %s", pa_strnull(pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_DESCRIPTION))); if (source && !pa_proplist_contains(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME) && (n = pa_proplist_gets(u->source_output->source->proplist, PA_PROP_DEVICE_ICON_NAME))) pa_proplist_sets(u->sink_input->proplist, PA_PROP_MEDIA_ICON_NAME, n); pa_sink_input_put(u->sink_input); pa_source_output_put(u->source_output); if (pa_source_get_state(u->source_output->source) != PA_SOURCE_SUSPENDED) pa_sink_input_cork(u->sink_input, FALSE); if (pa_sink_get_state(u->sink_input->sink) != PA_SINK_SUSPENDED) pa_source_output_cork(u->source_output, FALSE); update_adjust_timer(u); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module*m) { struct userdata *u = NULL; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma = NULL; pa_source_new_data data; uint32_t latency_time = DEFAULT_LATENCY_TIME; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; u->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll); pa_source_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_source_new_data_set_name(&data, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME)); pa_source_new_data_set_sample_spec(&data, &ss); pa_source_new_data_set_channel_map(&data, &map); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, pa_modargs_get_value(ma, "description", "Null Input")); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); u->source = pa_source_new(m->core, &data, PA_SOURCE_LATENCY | PA_SOURCE_DYNAMIC_LATENCY); pa_source_new_data_done(&data); if (!u->source) { pa_log("Failed to create source object."); goto fail; } u->latency_time = DEFAULT_LATENCY_TIME; if (pa_modargs_get_value_u32(ma, "latency_time", &latency_time) < 0) { pa_log("Failed to parse latency_time value."); goto fail; } u->latency_time = latency_time; u->source->parent.process_msg = source_process_msg; u->source->update_requested_latency = source_update_requested_latency_cb; u->source->userdata = u; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); pa_source_set_latency_range(u->source, 0, MAX_LATENCY_USEC); u->block_usec = u->source->thread_info.max_latency; u->source->thread_info.max_rewind = pa_usec_to_bytes(u->block_usec, &u->source->sample_spec); if (!(u->thread = pa_thread_new("null-source", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_source_put(u->source); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module *m) { struct userdata *u; struct stat st; pa_sample_spec ss; pa_channel_map map; pa_modargs *ma; struct pollfd *pollfd; pa_source_new_data data; pa_assert(m); if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto fail; } ss = m->core->default_sample_spec; map = m->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto fail; } m->userdata = u = pa_xnew0(struct userdata, 1); u->core = m->core; u->module = m; pa_memchunk_reset(&u->memchunk); u->rtpoll = pa_rtpoll_new(); if (pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll) < 0) { pa_log("pa_thread_mq_init() failed."); goto fail; } u->filename = pa_runtime_path(pa_modargs_get_value(ma, "file", DEFAULT_FILE_NAME)); if (mkfifo(u->filename, 0666) < 0) { pa_log("mkfifo('%s'): %s", u->filename, pa_cstrerror(errno)); goto fail; } if ((u->fd = pa_open_cloexec(u->filename, O_RDWR, 0)) < 0) { pa_log("open('%s'): %s", u->filename, pa_cstrerror(errno)); goto fail; } pa_make_fd_nonblock(u->fd); if (fstat(u->fd, &st) < 0) { pa_log("fstat('%s'): %s", u->filename, pa_cstrerror(errno)); goto fail; } if (!S_ISFIFO(st.st_mode)) { pa_log("'%s' is not a FIFO.", u->filename); goto fail; } pa_source_new_data_init(&data); data.driver = __FILE__; data.module = m; pa_source_new_data_set_name(&data, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME)); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->filename); pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "Unix FIFO source %s", u->filename); pa_source_new_data_set_sample_spec(&data, &ss); pa_source_new_data_set_channel_map(&data, &map); if (pa_modargs_get_proplist(ma, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_source_new_data_done(&data); goto fail; } u->source = pa_source_new(m->core, &data, PA_SOURCE_LATENCY); pa_source_new_data_done(&data); if (!u->source) { pa_log("Failed to create source."); goto fail; } u->source->parent.process_msg = source_process_msg; u->source->userdata = u; pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); pa_source_set_rtpoll(u->source, u->rtpoll); pa_source_set_fixed_latency(u->source, pa_bytes_to_usec(pa_pipe_buf(u->fd), &u->source->sample_spec)); u->rtpoll_item = pa_rtpoll_item_new(u->rtpoll, PA_RTPOLL_NEVER, 1); pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL); pollfd->fd = u->fd; pollfd->events = pollfd->revents = 0; if (!(u->thread = pa_thread_new("pipe-source", thread_func, u))) { pa_log("Failed to create thread."); goto fail; } pa_source_put(u->source); pa_modargs_free(ma); return 0; fail: if (ma) pa_modargs_free(ma); pa__done(m); return -1; }
int pa__init(pa_module *module) { struct context *context = NULL; pa_sample_spec ss; pa_channel_map cmap; pa_modargs *modargs = NULL; pa_sink_new_data data; size_t nbytes; pa_log("Loading module module-freerds-sink."); pa_assert(module); if (!(modargs = pa_modargs_new(module->argument, valid_modargs))) { pa_log("Failed to parse module arguments."); goto FAIL; } ss = module->core->default_sample_spec; cmap = module->core->default_channel_map; if (pa_modargs_get_sample_spec_and_channel_map(modargs, &ss, &cmap, PA_CHANNEL_MAP_DEFAULT) < 0) { pa_log("Invalid sample format specification or channel map"); goto FAIL; } context = pa_xnew0(struct context, 1); module->userdata = (void *) context; context->core = module->core; context->module = module; context->rtpoll = pa_rtpoll_new(); pa_thread_mq_init(&context->thread_mq, module->core->mainloop, context->rtpoll); pa_sink_new_data_init(&data); data.driver = __FILE__; data.module = module; pa_sink_new_data_set_name(&data, pa_modargs_get_value(modargs, "sink_name", DEFAULT_SINK_NAME)); pa_sink_new_data_set_sample_spec(&data, &ss); pa_sink_new_data_set_channel_map(&data, &cmap); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "FreeRDS sink"); pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); if (pa_modargs_get_proplist(modargs, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { pa_log("Invalid properties"); pa_sink_new_data_done(&data); goto FAIL; } context->sink = pa_sink_new(module->core, &data, PA_SINK_LATENCY | PA_SINK_DYNAMIC_LATENCY); pa_sink_new_data_done(&data); if (!context->sink) { pa_log("Failed to create sink object."); goto FAIL; } context->sink->parent.process_msg = sink_process_msg; context->sink->update_requested_latency = sink_update_requested_latency_cb; context->sink->userdata = context; pa_sink_set_asyncmsgq(context->sink, context->thread_mq.inq); pa_sink_set_rtpoll(context->sink, context->rtpoll); context->block_usec = BLOCK_USEC; pa_log_debug("3 block_usec %lu", context->block_usec); nbytes = pa_usec_to_bytes(context->block_usec, &context->sink->sample_spec); pa_sink_set_max_rewind(context->sink, nbytes); pa_sink_set_max_request(context->sink, nbytes); #if defined(PA_CHECK_VERSION) #if PA_CHECK_VERSION(0, 9, 22) if (!(context->thread = pa_thread_new("freerds-sink", thread_func, context))) #else if (!(context->thread = pa_thread_new(thread_func, context))) #endif #else if (!(context->thread = pa_thread_new(thread_func, context))) #endif { pa_log("Failed to create thread."); goto FAIL; } pa_sink_put(context->sink); pa_modargs_free(modargs); return 0; FAIL: if (modargs) { pa_modargs_free(modargs); } pa__done(module); return -1; }