mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-10-31 22:25:33 -04:00
A2DP poorly working
This commit is contained in:
João Paulo Rechi Vita
Lennart Poettering
parent
c89301da26
commit
2f455bfa5a
1 changed files with 194 additions and 6 deletions
|
|
@ -597,9 +597,9 @@ static void thread_func(void *userdata) {
|
|||
void *p;
|
||||
|
||||
u->memchunk.memblock = pa_memblock_new(u->mempool, u->block_size);
|
||||
pa_log("memblock allocated");
|
||||
pa_log("memblock allocated %d", u->block_size);
|
||||
u->memchunk.length = pa_memblock_get_length(u->memchunk.memblock);
|
||||
pa_log("memchunk length");
|
||||
pa_log("memchunk length %d", u->memchunk.length);
|
||||
pa_sink_render_into_full(u->sink, &u->memchunk);
|
||||
pa_log("rendered");
|
||||
|
||||
|
|
@ -608,7 +608,7 @@ static void thread_func(void *userdata) {
|
|||
p = pa_memblock_acquire(u->memchunk.memblock);
|
||||
pa_log("memblock acquired");
|
||||
l = pa_write(u->stream_fd, (uint8_t*) p, u->memchunk.length, &write_type);
|
||||
pa_log("memblock written");
|
||||
pa_log("memblock written %d bytes", l);
|
||||
pa_memblock_release(u->memchunk.memblock);
|
||||
pa_log("memblock released");
|
||||
|
||||
|
|
@ -690,6 +690,186 @@ finish:
|
|||
pa_log_debug("Thread shutting down");
|
||||
}
|
||||
|
||||
static void a2dp_thread_func(void *userdata) {
|
||||
struct userdata *u = userdata;
|
||||
int write_type = 0;
|
||||
|
||||
pa_assert(u);
|
||||
|
||||
pa_log/*_debug*/("A2DP Thread starting up");
|
||||
|
||||
pa_thread_mq_install(&u->thread_mq);
|
||||
pa_rtpoll_install(u->rtpoll);
|
||||
|
||||
pa_smoother_set_time_offset(u->smoother, pa_rtclock_usec());
|
||||
|
||||
for (;;) {
|
||||
int ret;
|
||||
struct pollfd *pollfd;
|
||||
|
||||
if (PA_SINK_IS_OPENED(u->sink->thread_info.state)) {
|
||||
if (u->sink->thread_info.rewind_requested) {
|
||||
pa_log("rewind_requested");
|
||||
pa_sink_process_rewind(u->sink, 0);
|
||||
pa_log("rewind_finished");
|
||||
}
|
||||
}
|
||||
|
||||
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
|
||||
|
||||
/* Render some data and write it to the fifo */
|
||||
if (PA_SINK_IS_OPENED(u->sink->thread_info.state) && pollfd->revents) {
|
||||
pa_usec_t usec;
|
||||
int64_t n;
|
||||
pa_log("Render some data and write it to the fifo");
|
||||
|
||||
for (;;) {
|
||||
ssize_t l;
|
||||
void *p;
|
||||
struct bt_a2dp *a2dp = &u->a2dp;
|
||||
int frame_size, encoded, written;
|
||||
|
||||
u->memchunk.memblock = pa_memblock_new(u->mempool, u->block_size);
|
||||
pa_log("memblock allocated %d", u->block_size);
|
||||
u->memchunk.length = pa_memblock_get_length(u->memchunk.memblock);
|
||||
pa_log("memchunk length %d", u->memchunk.length);
|
||||
pa_sink_render_into_full(u->sink, &u->memchunk);
|
||||
pa_log("rendered");
|
||||
|
||||
pa_assert(u->memchunk.length > 0);
|
||||
|
||||
p = pa_memblock_acquire(u->memchunk.memblock);
|
||||
pa_log("memblock acquired");
|
||||
|
||||
frame_size = sbc_get_frame_length(&a2dp->sbc);
|
||||
pa_log("frame_size: %d", frame_size);
|
||||
|
||||
encoded = sbc_encode(&a2dp->sbc, (uint8_t*) p, a2dp->codesize, a2dp->buffer + a2dp->count,
|
||||
sizeof(a2dp->buffer) - a2dp->count, &written);
|
||||
pa_log("encoded: %d", encoded);
|
||||
pa_log("written: %d", encoded);
|
||||
if (encoded <= 0) {
|
||||
pa_log_error("SBC encoding error (%d)", encoded);
|
||||
goto fail;
|
||||
}
|
||||
pa_memblock_release(u->memchunk.memblock);
|
||||
pa_log("memblock released");
|
||||
pa_memblock_unref(u->memchunk.memblock);
|
||||
pa_log("memblock unrefered");
|
||||
pa_memchunk_reset(&u->memchunk);
|
||||
pa_log("memchunk reseted");
|
||||
|
||||
a2dp->count += written;
|
||||
a2dp->frame_count++;
|
||||
a2dp->samples += encoded / frame_size;
|
||||
a2dp->nsamples += encoded / frame_size;
|
||||
|
||||
if (a2dp->count + written >= u->link_mtu) {
|
||||
struct rtp_header *header = (void *) a2dp->buffer;
|
||||
struct rtp_payload *payload = (void *) (a2dp->buffer + sizeof(*header));
|
||||
|
||||
memset(a2dp->buffer, 0, sizeof(*header) + sizeof(*payload));
|
||||
|
||||
payload->frame_count = a2dp->frame_count;
|
||||
header->v = 2;
|
||||
header->pt = 1;
|
||||
header->sequence_number = htons(a2dp->seq_num);
|
||||
header->timestamp = htonl(a2dp->nsamples);
|
||||
header->ssrc = htonl(1);
|
||||
|
||||
l = pa_write(u->stream_fd, a2dp->buffer, a2dp->count, 0);
|
||||
pa_log("avdtp_write %d", a2dp->count);
|
||||
|
||||
if (l > 0) {
|
||||
/* Reset buffer of data to send */
|
||||
a2dp->count = sizeof(struct rtp_header) + sizeof(struct rtp_payload);
|
||||
a2dp->frame_count = 0;
|
||||
a2dp->samples = 0;
|
||||
a2dp->seq_num++;
|
||||
}
|
||||
|
||||
pa_log("avdtp written %d bytes", l);
|
||||
|
||||
pa_assert(l != 0);
|
||||
|
||||
if (l < 0) {
|
||||
pa_log("l = %d < 0", l);
|
||||
if (errno == EINTR) {
|
||||
pa_log("EINTR");
|
||||
continue;
|
||||
}
|
||||
else if (errno == EAGAIN) {
|
||||
pa_log("EAGAIN");
|
||||
goto filled_up;
|
||||
}
|
||||
else {
|
||||
pa_log("Failed to write data to FIFO: %s", pa_cstrerror(errno));
|
||||
goto fail;
|
||||
}
|
||||
} else {
|
||||
pa_log("l = %d >= 0", l);
|
||||
u->offset += l;
|
||||
pollfd->revents = 0;
|
||||
goto filled_up;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
filled_up:
|
||||
|
||||
pa_log("filled_up");
|
||||
/* At this spot we know that the socket buffers are fully filled up.
|
||||
* This is the best time to estimate the playback position of the server */
|
||||
n = u->offset;
|
||||
|
||||
#ifdef SIOCOUTQ
|
||||
{
|
||||
int l;
|
||||
if (ioctl(u->fd, SIOCOUTQ, &l) >= 0 && l > 0)
|
||||
n -= l;
|
||||
}
|
||||
#endif
|
||||
|
||||
usec = pa_bytes_to_usec(n, &u->sink->sample_spec);
|
||||
if (usec > u->latency)
|
||||
usec -= u->latency;
|
||||
else
|
||||
usec = 0;
|
||||
pa_smoother_put(u->smoother, pa_rtclock_usec(), usec);
|
||||
}
|
||||
|
||||
/* Hmm, nothing to do. Let's sleep */
|
||||
pa_log("let's sleep");
|
||||
pollfd->events = PA_SINK_IS_OPENED(u->sink->thread_info.state) ? POLLOUT : 0;
|
||||
|
||||
if ((ret = pa_rtpoll_run(u->rtpoll, TRUE)) < 0) {
|
||||
pa_log("ret < 0");
|
||||
goto fail;
|
||||
}
|
||||
pa_log("waking up");
|
||||
|
||||
if (ret == 0) {
|
||||
pa_log("ret == 0");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
pollfd = pa_rtpoll_item_get_pollfd(u->rtpoll_item, NULL);
|
||||
if (pollfd->revents & ~POLLOUT) {
|
||||
pa_log("FIFO shutdown.");
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
|
||||
fail:
|
||||
/* If this was no regular exit from the loop we have to continue processing messages until we receive PA_MESSAGE_SHUTDOWN */
|
||||
pa_log("fail");
|
||||
pa_asyncmsgq_post(u->thread_mq.outq, PA_MSGOBJECT(u->core), PA_CORE_MESSAGE_UNLOAD_MODULE, u->module, 0, NULL, NULL);
|
||||
pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN);
|
||||
|
||||
finish:
|
||||
pa_log_debug("A2DP Thread shutting down");
|
||||
}
|
||||
|
||||
int pa__init(pa_module* m) {
|
||||
int e;
|
||||
const char *rate, *channels;
|
||||
|
|
@ -794,9 +974,17 @@ int pa__init(pa_module* m) {
|
|||
pollfd->events = pollfd->revents = 0;
|
||||
|
||||
/* start rt thread */
|
||||
if (!(u->thread = pa_thread_new(thread_func, u))) {
|
||||
pa_log_error("failed to create thread");
|
||||
goto fail;
|
||||
if (u->transport == BT_CAPABILITIES_TRANSPORT_A2DP) {
|
||||
if (!(u->thread = pa_thread_new(a2dp_thread_func, u))) {
|
||||
pa_log_error("failed to create thread");
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (!(u->thread = pa_thread_new(thread_func, u))) {
|
||||
pa_log_error("failed to create thread");
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
pa_sink_put(u->sink);
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue