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 = 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 = NULL;
pa_sample_spec ss;
pa_modargs *ma = NULL;
const char *server;
pa_sink_new_data data;
pa_assert(m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log("failed to parse module arguments");
goto fail;
}
ss.format = PA_SAMPLE_S16NE;
ss.channels = 2;
ss.rate = m->core->default_sample_spec.rate;
if (pa_modargs_get_sample_spec(ma, &ss) < 0) {
pa_log("invalid sample format specification");
goto fail;
}
if ((ss.format != PA_SAMPLE_S16NE) ||
(ss.channels > 2)) {
pa_log("sample type support is limited to mono/stereo and S16NE sample data");
goto fail;
}
u = pa_xnew0(struct userdata, 1);
u->core = m->core;
u->module = m;
m->userdata = u;
u->fd = -1;
u->smoother = pa_smoother_new(
PA_USEC_PER_SEC,
PA_USEC_PER_SEC*2,
true,
true,
10,
0,
false);
pa_memchunk_reset(&u->raw_memchunk);
pa_memchunk_reset(&u->encoded_memchunk);
u->offset = 0;
u->encoding_overhead = 0;
u->next_encoding_overhead = 0;
u->encoding_ratio = 1.0;
u->rtpoll = pa_rtpoll_new();
pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
u->rtpoll_item = NULL;
/*u->format =
(ss.format == PA_SAMPLE_U8 ? ESD_BITS8 : ESD_BITS16) |
(ss.channels == 2 ? ESD_STEREO : ESD_MONO);*/
u->rate = ss.rate;
u->block_size = pa_usec_to_bytes(PA_USEC_PER_SEC/20, &ss);
u->read_data = u->write_data = NULL;
u->read_index = u->write_index = u->read_length = u->write_length = 0;
/*u->state = STATE_AUTH;*/
u->latency = 0;
if (!(server = pa_modargs_get_value(ma, "server", NULL))) {
pa_log("No server argument given.");
goto fail;
}
pa_sink_new_data_init(&data);
data.driver = __FILE__;
data.module = m;
pa_sink_new_data_set_name(&data, pa_modargs_get_value(ma, "sink_name", DEFAULT_SINK_NAME));
pa_sink_new_data_set_sample_spec(&data, &ss);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, server);
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_INTENDED_ROLES, "music");
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_DESCRIPTION, "RAOP sink '%s'", server);
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_NETWORK);
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_set_volume_callback(u->sink, sink_set_volume_cb);
pa_sink_set_set_mute_callback(u->sink, sink_set_mute_cb);
u->sink->flags = PA_SINK_LATENCY|PA_SINK_NETWORK;
pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
pa_sink_set_rtpoll(u->sink, u->rtpoll);
if (!(u->raop = pa_raop_client_new(u->core, server))) {
pa_log("Failed to connect to server.");
goto fail;
}
pa_raop_client_set_callback(u->raop, on_connection, u);
pa_raop_client_set_closed_callback(u->raop, on_close, u);
if (!(u->thread = pa_thread_new("raop-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;
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;
}
