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bluez5: media-sink: Improvements for ASHA

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Clean up as per feedback from Pauli and Barnabás.
This commit is contained in:
Sanchayan Maity 2025-04-28 11:42:42 +05:30 • committed by Wim Taymans
parent b02b69b271
commit 1b6830f68f
1 changed files with 16 additions and 26 deletions
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42
spa/plugins/bluez5/media-sink.c
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@ -116,8 +116,6 @@ struct spa_bt_asha {
uint8_t seqnum_pending;
uint64_t ref_t0;
uint64_t skip_frames;
uint64_t next_time;
unsigned int flush_pending:1;
@ -216,8 +214,9 @@ struct impl {
#define CHECK_PORT(this,d,p) ((d) == SPA_DIRECTION_INPUT && (p) == 0)
static struct spa_list asha_sinks;
static struct spa_list asha_sinks = SPA_LIST_INIT(&asha_sinks);
static void drop_frames(struct impl *this, uint32_t req);
static uint64_t get_reference_time(struct impl *this, uint64_t *duration_ns_ret);
static struct impl *find_other_asha(struct impl *this)
@ -380,14 +379,11 @@ static int set_asha_timer(struct impl *this, struct impl *other)
/* Since the quantum and packet size aren't correlated, drop any samples from this
* cycle that might have been used to send a packet starting in the previous cycle */
this->asha->skip_frames = other_samples % this->process_duration;
drop_frames(this, other_samples % this->process_duration);
} else {
time = this->process_time;
this->asha->skip_frames = 0;
}
spa_log_debug(this->log, "will skip %"PRIu64 " frames", this->asha->skip_frames);
this->asha->next_time = time;
return set_asha_timeout(this, this->asha->next_time);
@ -903,14 +899,6 @@ again:
avail = d[0].chunk->size - port->ready_offset;
avail /= port->frame_size;
if (is_asha && this->asha->skip_frames) {
/* Skip initial frames if needed */
uint64_t skip = SPA_MIN(this->asha->skip_frames, avail);
spa_log_trace(this->log, "skipping %"PRIu64 " frames", skip);
avail -= skip;
this->asha->skip_frames -= skip;
}
offs = index % d[0].maxsize;
n_frames = avail;
n_bytes = n_frames * port->frame_size;
@ -1330,16 +1318,16 @@ static void media_on_timeout(struct spa_source *source)
static uint64_t asha_seqnum(struct impl *this)
{
uint64_t tn = get_reference_time(this, NULL);
double dt = tn - this->asha->ref_t0;
double num_packets = dt / ASHA_CONN_INTERVAL;
uint64_t dt = tn - this->asha->ref_t0;
uint64_t num_packets = (dt + ASHA_CONN_INTERVAL / 2) / ASHA_CONN_INTERVAL;
spa_log_trace(this->log, "%" PRIu64 " - %" PRIu64 " / 20ms = %g",
spa_log_trace(this->log, "%" PRIu64 " - %" PRIu64 " / 20ms = %ld",
tn, this->asha->ref_t0, num_packets);
if (this->asha->ref_t0 > tn)
return 0;
return (uint64_t)round(num_packets) % 256;
return num_packets % 256;
}
static void media_asha_flush_timeout(struct spa_source *source)
@ -1393,6 +1381,10 @@ static void media_asha_flush_timeout(struct spa_source *source)
asha->seqnum_pending = seqnum;
asha->poll_pending = true;
asha->flush_pending = false;
SPA_FLAG_UPDATE(asha->flush_source.mask, SPA_IO_OUT, 1);
spa_loop_update_source(this->data_loop, &asha->flush_source);
spa_log_warn(this->log, "%p: ASHA failed to flush %d seqnum on timer for %s, written:%d",
this, seqnum, address, -errno);
goto skip_flush;
@ -1435,6 +1427,9 @@ static void media_asha_cb(struct spa_source *source)
return;
}
SPA_FLAG_UPDATE(asha->flush_source.mask, SPA_IO_OUT, 0);
spa_loop_update_source(this->data_loop, &asha->flush_source);
seqnum = asha->buf[0];
written = send(asha->flush_source.fd, asha->buf,
ASHA_ENCODED_PKT_SZ, MSG_DONTWAIT | MSG_NOSIGNAL);
@ -1595,7 +1590,7 @@ static int transport_start(struct impl *this)
asha->flush_source.data = this;
asha->flush_source.fd = this->transport->fd;
asha->flush_source.func = media_asha_cb;
asha->flush_source.mask = SPA_IO_OUT | SPA_IO_ERR | SPA_IO_HUP;
asha->flush_source.mask = SPA_IO_ERR | SPA_IO_HUP;
asha->flush_source.rmask = 0;
spa_loop_add_source(this->data_loop, &asha->flush_source);
@ -1791,7 +1786,7 @@ static void emit_node_info(struct impl *this, bool full)
this->transport->bap_big);
node_group = node_group_buf;
} else if (this->transport && (this->transport->profile & SPA_BT_PROFILE_ASHA_SINK)) {
spa_scnprintf(node_group_buf, sizeof(node_group_buf), "[\"bluez-asha-%zd\"]",
spa_scnprintf(node_group_buf, sizeof(node_group_buf), "[\"bluez-asha-%" PRIu64 "d\"]",
this->transport->hisyncid);
node_group = node_group_buf;
}
@ -2578,11 +2573,6 @@ impl_init(const struct spa_handle_factory *factory,
if (this->asha == NULL)
return -ENOMEM;
if (!spa_list_is_initialized(&asha_sinks)) {
spa_list_init(&asha_sinks);
spa_log_info(this->log, "Initialized ASHA media sink list");
}
this->asha->timerfd = spa_system_timerfd_create(this->data_system,
CLOCK_MONOTONIC, SPA_FD_CLOEXEC | SPA_FD_NONBLOCK);
}