void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
/* See comments in source_output_kill_cb() above regarding
* destruction order! */
if (u->source_output)
pa_source_output_unlink(u->source_output);
if (u->source)
pa_source_unlink(u->source);
if (u->source_output)
pa_source_output_unref(u->source_output);
if (u->source)
pa_source_unref(u->source);
if (u->sink)
pa_sink_unref(u->sink);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
if (u->sink_memblockq)
pa_memblockq_free(u->sink_memblockq);
pa_xfree(u);
}
static void connection_free(pa_object *o) {
connection *c = CONNECTION(o);
pa_assert(c);
if (c->playback.current_memblock)
pa_memblock_unref(c->playback.current_memblock);
if (c->input_memblockq)
pa_memblockq_free(c->input_memblockq);
if (c->output_memblockq)
pa_memblockq_free(c->output_memblockq);
pa_xfree(c);
}
int pa_play_memchunk(
pa_sink *sink,
const pa_sample_spec *ss,
const pa_channel_map *map,
const pa_memchunk *chunk,
pa_cvolume *volume,
pa_proplist *p,
uint32_t *sink_input_index) {
pa_memblockq *q;
int r;
pa_memchunk silence;
pa_assert(sink);
pa_assert(ss);
pa_assert(chunk);
pa_silence_memchunk_get(&sink->core->silence_cache, sink->core->mempool, &silence, ss, 0);
q = pa_memblockq_new(0, chunk->length, 0, pa_frame_size(ss), 1, 1, 0, &silence);
pa_memblock_unref(silence.memblock);
pa_assert_se(pa_memblockq_push(q, chunk) >= 0);
if ((r = pa_play_memblockq(sink, ss, map, q, volume, p, sink_input_index)) < 0) {
pa_memblockq_free(q);
return r;
}
return 0;
}
void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
if (u->sap_event)
m->core->mainloop->time_free(u->sap_event);
if (u->source_output) {
pa_source_output_unlink(u->source_output);
pa_source_output_unref(u->source_output);
}
pa_rtp_context_destroy(&u->rtp_context);
pa_sap_send(&u->sap_context, 1);
pa_sap_context_destroy(&u->sap_context);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
pa_xfree(u);
}
int pa_play_memchunk(
pa_sink *sink,
const pa_sample_spec *ss,
const pa_channel_map *map,
const pa_memchunk *chunk,
pa_cvolume *volume,
pa_proplist *p,
uint32_t *sink_input_index) {
pa_memblockq *q;
int r;
pa_assert(sink);
pa_assert(ss);
pa_assert(chunk);
q = pa_memblockq_new(0, chunk->length, 0, pa_frame_size(ss), 1, 1, 0, NULL);
pa_assert_se(pa_memblockq_push(q, chunk) >= 0);
if ((r = pa_play_memblockq(sink, ss, map, q, volume, p, sink_input_index)) < 0) {
pa_memblockq_free(q);
return r;
}
return 0;
}
static void memblockq_stream_free(pa_object *o) {
memblockq_stream *u = MEMBLOCKQ_STREAM(o);
pa_assert(u);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
pa_xfree(u);
}
/* Called from main context */
static void file_stream_free(pa_object *o) {
file_stream *u = FILE_STREAM(o);
pa_assert(u);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
if (u->sndfile)
sf_close(u->sndfile);
pa_xfree(u);
}
void pa_memblockq_sink_input_set_queue(pa_sink_input *i, pa_memblockq *q) {
memblockq_stream *u;
pa_sink_input_assert_ref(i);
u = MEMBLOCKQ_STREAM(i->userdata);
memblockq_stream_assert_ref(u);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
if ((u->memblockq = q)) {
pa_memblockq_set_prebuf(q, 0);
pa_memblockq_set_silence(q, NULL);
pa_memblockq_willneed(q);
}
}
void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
teardown(u);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
if (u->asyncmsgq)
pa_asyncmsgq_unref(u->asyncmsgq);
pa_xfree(u);
}
void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
if (u->unload_de) {
u->core->mainloop->defer_free(u->unload_de);
u->unload_de = NULL;
}
cmtspeech_dbus_unload(u);
cmtspeech_connection_unload(u);
cmtspeech_delete_source_output(u);
cmtspeech_delete_sink_input(u);
if (u->mainloop_handler) {
u->mainloop_handler->parent.free((pa_object *)u->mainloop_handler);
u->mainloop_handler = NULL;
}
if (u->local_sideinfoq) {
pa_queue_free(u->local_sideinfoq, NULL);
u->local_sideinfoq = NULL;
}
if (u->dl_memblockq) {
pa_memblockq_free(u->dl_memblockq);
u->dl_memblockq = NULL;
}
if (u->sink_name)
pa_xfree(u->sink_name);
if (u->source_name)
pa_xfree(u->source_name);
pa_xfree(u);
}
void pa__done(pa_module*m) {
struct userdata *u;
unsigned c;
pa_assert(m);
if (!(u = m->userdata))
return;
/* See comments in sink_input_kill_cb() above regarding
* destruction order! */
if (u->sink_input)
pa_sink_input_unlink(u->sink_input);
if (u->sink)
pa_sink_unlink(u->sink);
if (u->sink_input)
pa_sink_input_unref(u->sink_input);
if (u->sink)
pa_sink_unref(u->sink);
for (c = 0; c < u->channels; c++)
if (u->handle[c]) {
if (u->descriptor->deactivate)
u->descriptor->deactivate(u->handle[c]);
u->descriptor->cleanup(u->handle[c]);
}
if (u->output != u->input)
pa_xfree(u->output);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
pa_xfree(u->input);
pa_xfree(u->control);
pa_xfree(u);
}
void pa__done(pa_module*m) {
struct userdata *u;
pa_assert(m);
if (!(u = m->userdata))
return;
/* See comments in sink_input_kill_cb() above regarding
* destruction order! */
if (u->sink_input)
pa_sink_input_unlink(u->sink_input);
if (u->sink)
pa_sink_unlink(u->sink);
if (u->sink_input)
pa_sink_input_unref(u->sink_input);
if (u->sink)
pa_sink_unref(u->sink);
if (u->memblockq)
pa_memblockq_free(u->memblockq);
if (u->hrir_data)
pa_xfree(u->hrir_data);
if (u->input_buffer)
pa_xfree(u->input_buffer);
if (u->mapping_left)
pa_xfree(u->mapping_left);
if (u->mapping_right)
pa_xfree(u->mapping_right);
pa_xfree(u);
}
static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk) {
memblockq_stream *u;
pa_sink_input_assert_ref(i);
pa_assert(chunk);
u = MEMBLOCKQ_STREAM(i->userdata);
memblockq_stream_assert_ref(u);
if (!u->memblockq)
return -1;
if (pa_memblockq_peek(u->memblockq, chunk) < 0) {
if (pa_sink_input_safe_to_remove(i)) {
pa_memblockq_free(u->memblockq);
u->memblockq = NULL;
pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(u), MEMBLOCKQ_STREAM_MESSAGE_UNLINK, NULL, 0, NULL, NULL);
}
return -1;
}
/* If there's no memblock, there's going to be data in the memblockq after
* a gap with length chunk->length. Drop the the gap and peek the actual
* data. There should always be some data coming - hence the assert. The
* gap will occur if the memblockq is rewound beyond index 0.*/
if (!chunk->memblock) {
pa_memblockq_drop(u->memblockq, chunk->length);
pa_assert_se(pa_memblockq_peek(u->memblockq, chunk) >= 0);
}
chunk->length = PA_MIN(chunk->length, nbytes);
pa_memblockq_drop(u->memblockq, chunk->length);
return 0;
}
/* Called from main context */
static void source_output_free(pa_object* mo) {
pa_source_output *o = PA_SOURCE_OUTPUT(mo);
pa_assert(o);
pa_assert_ctl_context();
pa_assert(pa_source_output_refcnt(o) == 0);
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
pa_source_output_unlink(o);
pa_log_info("Freeing output %u \"%s\"", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)));
if (o->thread_info.delay_memblockq)
pa_memblockq_free(o->thread_info.delay_memblockq);
if (o->thread_info.resampler)
pa_resampler_free(o->thread_info.resampler);
if (o->proplist)
pa_proplist_free(o->proplist);
pa_xfree(o->driver);
pa_xfree(o);
}
/*** Deallocate stuff ***/
void voice_clear_up(struct userdata *u) {
pa_assert(u);
if (u->mainloop_handler) {
u->mainloop_handler->parent.free((pa_object *)u->mainloop_handler);
u->mainloop_handler = NULL;
}
if (u->hw_sink_input) {
pa_sink_input_unlink(u->hw_sink_input);
pa_sink_input_unref(u->hw_sink_input);
u->hw_sink_input = NULL;
}
if (u->raw_sink) {
pa_sink_unlink(u->raw_sink);
pa_sink_unref(u->raw_sink);
u->raw_sink = NULL;
}
if (u->dl_memblockq) {
pa_memblockq_free(u->dl_memblockq);
u->dl_memblockq = NULL;
}
if (u->voip_sink) {
pa_sink_unlink(u->voip_sink);
pa_sink_unref(u->voip_sink);
u->voip_sink = NULL;
}
if (u->hw_source_output) {
pa_source_output_unlink(u->hw_source_output);
pa_source_output_unref(u->hw_source_output);
u->hw_source_output = NULL;
}
if (u->voip_source) {
pa_source_unlink(u->voip_source);
pa_source_unref(u->voip_source);
u->voip_source = NULL;
}
if (u->raw_source) {
pa_source_unlink(u->raw_source);
pa_source_unref(u->raw_source);
u->raw_source = NULL;
}
if (u->hw_source_memblockq) {
pa_memblockq_free(u->hw_source_memblockq);
u->hw_source_memblockq = NULL;
}
if (u->ul_memblockq) {
pa_memblockq_free(u->ul_memblockq);
u->ul_memblockq = NULL;
}
if (u->dl_sideinfo_queue) {
pa_queue_free(u->dl_sideinfo_queue, NULL, u);
u->dl_sideinfo_queue = NULL;
}
voice_aep_ear_ref_unload(u);
if (u->aep_silence_memchunk.memblock) {
pa_memblock_unref(u->aep_silence_memchunk.memblock);
pa_memchunk_reset(&u->aep_silence_memchunk);
}
if (u->sink_temp_buff) {
pa_xfree(u->sink_temp_buff);
u->sink_temp_buff = NULL;
}
if (u->sink_subscription) {
pa_subscription_free(u->sink_subscription);
u->sink_subscription = NULL;
}
if (u->sink_proplist_changed_slot) {
pa_hook_slot_free(u->sink_proplist_changed_slot);
u->sink_proplist_changed_slot = NULL;
}
if (u->source_proplist_changed_slot) {
pa_hook_slot_free(u->source_proplist_changed_slot);
u->source_proplist_changed_slot = NULL;
}
voice_convert_free(u);
voice_memchunk_pool_unload(u);
voice_unload_event_forwarder(u);
}
/* Called from main context */
int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t save) {
pa_resampler *new_resampler;
pa_source_output_assert_ref(o);
pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert(!o->source);
pa_source_assert_ref(dest);
if (!pa_source_output_may_move_to(o, dest))
return -1;
if (o->thread_info.resampler &&
pa_sample_spec_equal(pa_resampler_input_sample_spec(o->thread_info.resampler), &dest->sample_spec) &&
pa_channel_map_equal(pa_resampler_input_channel_map(o->thread_info.resampler), &dest->channel_map))
/* Try to reuse the old resampler if possible */
new_resampler = o->thread_info.resampler;
else if ((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
!pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec) ||
!pa_channel_map_equal(&o->channel_map, &dest->channel_map)) {
/* Okey, we need a new resampler for the new source */
if (!(new_resampler = pa_resampler_new(
o->core->mempool,
&dest->sample_spec, &dest->channel_map,
&o->sample_spec, &o->channel_map,
o->requested_resample_method,
((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
((o->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
(o->core->disable_remixing || (o->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0)))) {
pa_log_warn("Unsupported resampling operation.");
return -PA_ERR_NOTSUPPORTED;
}
} else
new_resampler = NULL;
if (o->moving)
o->moving(o, dest);
o->source = dest;
o->save_source = save;
pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL);
if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED)
o->source->n_corked++;
/* Replace resampler */
if (new_resampler != o->thread_info.resampler) {
if (o->thread_info.resampler)
pa_resampler_free(o->thread_info.resampler);
o->thread_info.resampler = new_resampler;
pa_memblockq_free(o->thread_info.delay_memblockq);
o->thread_info.delay_memblockq = pa_memblockq_new(
0,
MEMBLOCKQ_MAXLENGTH,
0,
pa_frame_size(&o->source->sample_spec),
0,
1,
0,
&o->source->silence);
o->actual_resample_method = new_resampler ? pa_resampler_get_method(new_resampler) : PA_RESAMPLER_INVALID;
}
pa_source_update_status(dest);
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL) == 0);
pa_log_debug("Successfully moved source output %i to %s.", o->index, dest->name);
/* Notify everyone */
pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], o);
pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
return 0;
}
/* Called from IO thread context */
static int sink_input_pop_cb(pa_sink_input *i, size_t length, pa_memchunk *chunk) {
file_stream *u;
pa_sink_input_assert_ref(i);
pa_assert(chunk);
u = FILE_STREAM(i->userdata);
file_stream_assert_ref(u);
if (!u->memblockq)
return -1;
for (;;) {
pa_memchunk tchunk;
size_t fs;
void *p;
sf_count_t n;
if (pa_memblockq_peek(u->memblockq, chunk) >= 0) {
chunk->length = PA_MIN(chunk->length, length);
pa_memblockq_drop(u->memblockq, chunk->length);
return 0;
}
if (!u->sndfile)
break;
tchunk.memblock = pa_memblock_new(i->sink->core->mempool, length);
tchunk.index = 0;
p = pa_memblock_acquire(tchunk.memblock);
if (u->readf_function) {
fs = pa_frame_size(&i->sample_spec);
n = u->readf_function(u->sndfile, p, (sf_count_t) (length/fs));
} else {
fs = 1;
n = sf_read_raw(u->sndfile, p, (sf_count_t) length);
}
pa_memblock_release(tchunk.memblock);
if (n <= 0) {
pa_memblock_unref(tchunk.memblock);
sf_close(u->sndfile);
u->sndfile = NULL;
break;
}
tchunk.length = (size_t) n * fs;
pa_memblockq_push(u->memblockq, &tchunk);
pa_memblock_unref(tchunk.memblock);
}
if (pa_sink_input_safe_to_remove(i)) {
pa_memblockq_free(u->memblockq);
u->memblockq = NULL;
pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(u), FILE_STREAM_MESSAGE_UNLINK, NULL, 0, NULL, NULL);
}
return -1;
}
int main(int argc, char *argv[]) {
int ret;
pa_mempool *p;
pa_memblockq *bq;
pa_memchunk chunk1, chunk2, chunk3, chunk4;
pa_memchunk silence;
pa_sample_spec ss = {
.format = PA_SAMPLE_S16LE,
.rate = 48000,
.channels = 1
};
pa_log_set_level(PA_LOG_DEBUG);
p = pa_mempool_new(FALSE, 0);
pa_assert_se(silence.memblock = pa_memblock_new_fixed(p, (char*) "__", 2, 1));
silence.index = 0;
silence.length = pa_memblock_get_length(silence.memblock);
pa_assert_se(bq = pa_memblockq_new("test memblockq", 0, 200, 10, &ss, 4, 4, 40, &silence));
pa_assert_se(chunk1.memblock = pa_memblock_new_fixed(p, (char*) "11", 2, 1));
chunk1.index = 0;
chunk1.length = 2;
pa_assert_se(chunk2.memblock = pa_memblock_new_fixed(p, (char*) "XX22", 4, 1));
chunk2.index = 2;
chunk2.length = 2;
pa_assert_se(chunk3.memblock = pa_memblock_new_fixed(p, (char*) "3333", 4, 1));
chunk3.index = 0;
chunk3.length = 4;
pa_assert_se(chunk4.memblock = pa_memblock_new_fixed(p, (char*) "44444444", 8, 1));
chunk4.index = 0;
chunk4.length = 8;
ret = pa_memblockq_push(bq, &chunk1);
assert(ret == 0);
ret = pa_memblockq_push(bq, &chunk2);
assert(ret == 0);
ret = pa_memblockq_push(bq, &chunk3);
assert(ret == 0);
ret = pa_memblockq_push(bq, &chunk4);
assert(ret == 0);
pa_memblockq_seek(bq, -6, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk3);
assert(ret == 0);
pa_memblockq_seek(bq, -2, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk1);
assert(ret == 0);
pa_memblockq_seek(bq, -10, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk4);
assert(ret == 0);
pa_memblockq_seek(bq, 10, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk1);
assert(ret == 0);
pa_memblockq_seek(bq, -6, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk2);
assert(ret == 0);
/* Test splitting */
pa_memblockq_seek(bq, -12, 0, TRUE);
ret = pa_memblockq_push(bq, &chunk1);
assert(ret == 0);
pa_memblockq_seek(bq, 20, 0, TRUE);
/* Test merging */
ret = pa_memblockq_push(bq, &chunk3);
assert(ret == 0);
pa_memblockq_seek(bq, -2, 0, TRUE);
chunk3.index += 2;
chunk3.length -= 2;
ret = pa_memblockq_push(bq, &chunk3);
assert(ret == 0);
pa_memblockq_seek(bq, 30, PA_SEEK_RELATIVE, TRUE);
dump(bq);
pa_memblockq_rewind(bq, 52);
dump(bq);
pa_memblockq_free(bq);
pa_memblock_unref(silence.memblock);
pa_memblock_unref(chunk1.memblock);
pa_memblock_unref(chunk2.memblock);
pa_memblock_unref(chunk3.memblock);
pa_memblock_unref(chunk4.memblock);
pa_mempool_free(p);
return 0;
}
