/* Called from I/O thread context */
static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
struct session *s;
pa_sink_input_assert_ref(i);
pa_assert_se(s = i->userdata);
pa_memblockq_set_maxrewind(s->memblockq, nbytes);
}
/* Called from output thread context */
static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
struct userdata *u;
pa_sink_input_assert_ref(i);
pa_sink_input_assert_io_context(i);
pa_assert_se(u = i->userdata);
pa_memblockq_set_maxrewind(u->memblockq, nbytes);
}
/* Called from thread context */
static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
connection *c;
pa_sink_input_assert_ref(i);
c = CONNECTION(i->userdata);
connection_assert_ref(c);
pa_memblockq_set_maxrewind(c->input_memblockq, nbytes);
}
/* Called from I/O thread context */
static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
struct userdata *u;
pa_sink_input_assert_ref(i);
pa_assert_se(u = i->userdata);
/* FIXME: Too small max_rewind:
* https://bugs.freedesktop.org/show_bug.cgi?id=53709 */
pa_memblockq_set_maxrewind(u->memblockq, nbytes);
pa_sink_set_max_rewind_within_thread(u->sink, nbytes);
}
static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) {
memblockq_stream *u;
pa_sink_input_assert_ref(i);
u = MEMBLOCKQ_STREAM(i->userdata);
memblockq_stream_assert_ref(u);
if (!u->memblockq)
return;
pa_memblockq_set_maxrewind(u->memblockq, nbytes);
}
/* Called from output thread context */
static void sink_input_attach_cb(pa_sink_input *i) {
struct userdata *u;
pa_sink_input_assert_ref(i);
pa_sink_input_assert_io_context(i);
pa_assert_se(u = i->userdata);
u->rtpoll_item_read = pa_rtpoll_item_new_asyncmsgq_read(
i->sink->thread_info.rtpoll,
PA_RTPOLL_LATE,
u->asyncmsgq);
pa_memblockq_set_prebuf(u->memblockq, pa_sink_input_get_max_request(i)*2);
pa_memblockq_set_maxrewind(u->memblockq, pa_sink_input_get_max_rewind(i));
}
pa_memblockq* pa_memblockq_new(
const char *name,
int64_t idx,
size_t maxlength,
size_t tlength,
const pa_sample_spec *sample_spec,
size_t prebuf,
size_t minreq,
size_t maxrewind,
pa_memchunk *silence) {
pa_memblockq* bq;
pa_assert(sample_spec);
pa_assert(name);
bq = pa_xnew0(pa_memblockq, 1);
bq->name = pa_xstrdup(name);
bq->sample_spec = *sample_spec;
bq->base = pa_frame_size(sample_spec);
bq->read_index = bq->write_index = idx;
pa_log_debug("memblockq requested: maxlength=%lu, tlength=%lu, base=%lu, prebuf=%lu, minreq=%lu maxrewind=%lu",
(unsigned long) maxlength, (unsigned long) tlength, (unsigned long) bq->base, (unsigned long) prebuf, (unsigned long) minreq, (unsigned long) maxrewind);
bq->in_prebuf = true;
pa_memblockq_set_maxlength(bq, maxlength);
pa_memblockq_set_tlength(bq, tlength);
pa_memblockq_set_minreq(bq, minreq);
pa_memblockq_set_prebuf(bq, prebuf);
pa_memblockq_set_maxrewind(bq, maxrewind);
pa_log_debug("memblockq sanitized: maxlength=%lu, tlength=%lu, base=%lu, prebuf=%lu, minreq=%lu maxrewind=%lu",
(unsigned long) bq->maxlength, (unsigned long) bq->tlength, (unsigned long) bq->base, (unsigned long) bq->prebuf, (unsigned long) bq->minreq, (unsigned long) bq->maxrewind);
if (silence) {
bq->silence = *silence;
pa_memblock_ref(bq->silence.memblock);
}
bq->mcalign = pa_mcalign_new(bq->base);
return bq;
}
