mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2024-12-18 08:06:31 +00:00
togglerecord: move pads and other_streams to State
Allow us to remove two mutexes, making dead locks easier to debug. Also now use the State lock with `main_stream_cond` as we want to use the higher order mutex in order to prevent dead locks. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1935>
This commit is contained in:
Guillaume Desmottes
GStreamer Marge Bot
parent
fb54cfa425
commit
20fb4f82d8
1 changed files with 92 additions and 79 deletions
|
|
@ -16,7 +16,7 @@ use gst::glib;
|
|||
use gst::prelude::*;
|
||||
use gst::subclass::prelude::*;
|
||||
|
||||
use parking_lot::{Condvar, Mutex, MutexGuard};
|
||||
use parking_lot::{Condvar, Mutex};
|
||||
use std::cmp;
|
||||
use std::collections::HashMap;
|
||||
use std::iter;
|
||||
|
|
@ -125,6 +125,9 @@ enum RecordingState {
|
|||
|
||||
#[derive(Debug)]
|
||||
struct State {
|
||||
other_streams: (Vec<Stream>, u32),
|
||||
pads: HashMap<gst::Pad, Stream>,
|
||||
|
||||
recording_state: RecordingState,
|
||||
last_recording_start: Option<gst::ClockTime>,
|
||||
last_recording_stop: Option<gst::ClockTime>,
|
||||
|
|
@ -146,9 +149,11 @@ struct State {
|
|||
live: bool,
|
||||
}
|
||||
|
||||
impl Default for State {
|
||||
fn default() -> Self {
|
||||
impl State {
|
||||
fn new(pads: HashMap<gst::Pad, Stream>) -> Self {
|
||||
Self {
|
||||
other_streams: (Vec::new(), 0),
|
||||
pads,
|
||||
recording_state: RecordingState::Stopped,
|
||||
last_recording_start: None,
|
||||
last_recording_stop: None,
|
||||
|
|
@ -159,6 +164,17 @@ impl Default for State {
|
|||
live: false,
|
||||
}
|
||||
}
|
||||
|
||||
fn reset(&mut self) {
|
||||
self.recording_state = RecordingState::Stopped;
|
||||
self.last_recording_start = None;
|
||||
self.last_recording_stop = None;
|
||||
self.recording_duration = gst::ClockTime::ZERO;
|
||||
self.blocked_duration = gst::ClockTime::ZERO;
|
||||
self.time_start_block = gst::ClockTime::NONE;
|
||||
self.running_time_offset = 0;
|
||||
self.live = false;
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug, PartialEq, Eq)]
|
||||
|
|
@ -335,8 +351,6 @@ pub struct ToggleRecord {
|
|||
// If multiple stream states have to be locked, the
|
||||
// main_stream always comes first
|
||||
main_stream_cond: Condvar,
|
||||
other_streams: Mutex<(Vec<Stream>, u32)>,
|
||||
pads: Mutex<HashMap<gst::Pad, Stream>>,
|
||||
}
|
||||
|
||||
static CAT: LazyLock<gst::DebugCategory> = LazyLock::new(|| {
|
||||
|
|
@ -348,26 +362,29 @@ static CAT: LazyLock<gst::DebugCategory> = LazyLock::new(|| {
|
|||
});
|
||||
|
||||
impl ToggleRecord {
|
||||
// called while holding stream.state
|
||||
// called without lock
|
||||
fn block_if_upstream_not_live(
|
||||
&self,
|
||||
pad: &gst::Pad,
|
||||
mut settings: Settings,
|
||||
state: &mut MutexGuard<StreamState>,
|
||||
stream: &Stream,
|
||||
upstream_live: bool,
|
||||
) -> Result<bool, gst::FlowError> {
|
||||
if !upstream_live {
|
||||
let clock = self.obj().clock();
|
||||
let mut rec_state = self.state.lock();
|
||||
let mut state = stream.state.lock();
|
||||
|
||||
if rec_state.time_start_block.is_none() {
|
||||
rec_state.time_start_block = clock
|
||||
.as_ref()
|
||||
.map_or(state.current_running_time, |c| c.time());
|
||||
}
|
||||
drop(rec_state);
|
||||
while !settings.record && !state.flushing {
|
||||
gst::debug!(CAT, obj = pad, "Waiting for record=true");
|
||||
self.main_stream_cond.wait(state);
|
||||
drop(state);
|
||||
self.main_stream_cond.wait(&mut rec_state);
|
||||
state = stream.state.lock();
|
||||
settings = *self.settings.lock();
|
||||
}
|
||||
if state.flushing {
|
||||
|
|
@ -376,12 +393,11 @@ impl ToggleRecord {
|
|||
}
|
||||
state.segment_pending = true;
|
||||
state.discont_pending = true;
|
||||
for other_stream in &self.other_streams.lock().0 {
|
||||
for other_stream in &rec_state.other_streams.0 {
|
||||
let mut other_state = other_stream.state.lock();
|
||||
other_state.segment_pending = true;
|
||||
other_state.discont_pending = true;
|
||||
}
|
||||
let mut rec_state = self.state.lock();
|
||||
if let Some(time_start_block) = rec_state.time_start_block {
|
||||
// If we have a time_start_block it means the clock is there
|
||||
let clock = clock.expect("Cannot find pipeline clock");
|
||||
|
|
@ -415,6 +431,7 @@ impl ToggleRecord {
|
|||
data: T,
|
||||
upstream_live: bool,
|
||||
) -> Result<HandleResult<T>, gst::FlowError> {
|
||||
let mut rec_state = self.state.lock();
|
||||
let mut state = stream.state.lock();
|
||||
|
||||
let data = match data.clip(&state, &state.in_segment) {
|
||||
|
|
@ -473,7 +490,6 @@ impl ToggleRecord {
|
|||
let settings = *self.settings.lock();
|
||||
|
||||
// First check if we need to block for non-live input
|
||||
let mut rec_state = self.state.lock();
|
||||
|
||||
// Check if we have to update our recording state
|
||||
let settings_changed = match rec_state.recording_state {
|
||||
|
|
@ -537,10 +553,9 @@ impl ToggleRecord {
|
|||
// Then unlock and wait for all other streams to reach a buffer that is completely
|
||||
// after/at the recording stop position (i.e. can be dropped completely) or go EOS
|
||||
// instead.
|
||||
drop(rec_state);
|
||||
|
||||
while !state.flushing
|
||||
&& !self.other_streams.lock().0.iter().all(|s| {
|
||||
&& !rec_state.other_streams.0.iter().all(|s| {
|
||||
let s = s.state.lock();
|
||||
s.eos
|
||||
|| s.current_running_time
|
||||
|
|
@ -549,7 +564,9 @@ impl ToggleRecord {
|
|||
})
|
||||
{
|
||||
gst::log!(CAT, obj = pad, "Waiting for other streams to stop");
|
||||
self.main_stream_cond.wait(&mut state);
|
||||
drop(state);
|
||||
self.main_stream_cond.wait(&mut rec_state);
|
||||
state = stream.state.lock();
|
||||
}
|
||||
|
||||
if state.flushing {
|
||||
|
|
@ -557,7 +574,6 @@ impl ToggleRecord {
|
|||
return Err(gst::FlowError::Flushing);
|
||||
}
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
rec_state.recording_state = RecordingState::Stopped;
|
||||
rec_state.recording_duration +=
|
||||
last_recording_duration.unwrap_or(gst::ClockTime::ZERO);
|
||||
|
|
@ -574,11 +590,10 @@ impl ToggleRecord {
|
|||
|
||||
// Then become Stopped and drop this buffer. We always stop right before
|
||||
// a keyframe
|
||||
drop(state);
|
||||
drop(rec_state);
|
||||
|
||||
let ret =
|
||||
self.block_if_upstream_not_live(pad, settings, &mut state, upstream_live)?;
|
||||
drop(state);
|
||||
let ret = self.block_if_upstream_not_live(pad, settings, stream, upstream_live)?;
|
||||
self.obj().notify("recording");
|
||||
|
||||
if ret {
|
||||
|
|
@ -592,7 +607,8 @@ impl ToggleRecord {
|
|||
rec_state.recording_state = RecordingState::Starting;
|
||||
}
|
||||
drop(rec_state);
|
||||
if self.block_if_upstream_not_live(pad, settings, &mut state, upstream_live)? {
|
||||
drop(state);
|
||||
if self.block_if_upstream_not_live(pad, settings, stream, upstream_live)? {
|
||||
Ok(HandleResult::Pass(data))
|
||||
} else {
|
||||
Ok(HandleResult::Drop)
|
||||
|
|
@ -645,7 +661,7 @@ impl ToggleRecord {
|
|||
|
||||
state.segment_pending = true;
|
||||
state.discont_pending = true;
|
||||
for other_stream in &self.other_streams.lock().0 {
|
||||
for other_stream in &rec_state.other_streams.0 {
|
||||
let mut other_state = other_stream.state.lock();
|
||||
other_state.segment_pending = true;
|
||||
other_state.discont_pending = true;
|
||||
|
|
@ -654,10 +670,9 @@ impl ToggleRecord {
|
|||
// Then unlock and wait for all other streams to reach a buffer that is completely
|
||||
// after/at the recording start position (i.e. can be passed through completely) or
|
||||
// go EOS instead.
|
||||
drop(rec_state);
|
||||
|
||||
while !state.flushing
|
||||
&& !self.other_streams.lock().0.iter().all(|s| {
|
||||
&& !rec_state.other_streams.0.iter().all(|s| {
|
||||
let s = s.state.lock();
|
||||
s.eos
|
||||
|| s.current_running_time
|
||||
|
|
@ -666,7 +681,9 @@ impl ToggleRecord {
|
|||
})
|
||||
{
|
||||
gst::log!(CAT, obj = pad, "Waiting for other streams to start");
|
||||
self.main_stream_cond.wait(&mut state);
|
||||
drop(state);
|
||||
self.main_stream_cond.wait(&mut rec_state);
|
||||
state = stream.state.lock();
|
||||
}
|
||||
|
||||
if state.flushing {
|
||||
|
|
@ -674,7 +691,6 @@ impl ToggleRecord {
|
|||
return Err(gst::FlowError::Flushing);
|
||||
}
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
rec_state.recording_state = RecordingState::Recording;
|
||||
gst::debug!(
|
||||
CAT,
|
||||
|
|
@ -769,6 +785,7 @@ impl ToggleRecord {
|
|||
|
||||
drop(state);
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
let mut main_state = self.main_stream.state.lock();
|
||||
|
||||
// Wake up, in case the main stream is waiting for us to progress up to here. We progressed
|
||||
|
|
@ -777,8 +794,6 @@ impl ToggleRecord {
|
|||
|
||||
state = stream.state.lock();
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
|
||||
// Wait until the main stream advanced completely past our current running time in
|
||||
// Recording/Stopped modes to make sure we're not already outputting/dropping data that
|
||||
// should actually be dropped/output if recording is started/stopped now.
|
||||
|
|
@ -820,11 +835,11 @@ impl ToggleRecord {
|
|||
main_state.current_running_time_end.display(),
|
||||
);
|
||||
|
||||
drop(rec_state);
|
||||
drop(main_state);
|
||||
drop(state);
|
||||
self.main_stream_cond.wait(&mut main_state);
|
||||
self.main_stream_cond.wait(&mut rec_state);
|
||||
main_state = self.main_stream.state.lock();
|
||||
state = stream.state.lock();
|
||||
rec_state = self.state.lock();
|
||||
}
|
||||
|
||||
if state.flushing {
|
||||
|
|
@ -1202,7 +1217,7 @@ impl ToggleRecord {
|
|||
let mut all_others_eos = true;
|
||||
|
||||
// Check eos state of all secondary streams
|
||||
self.other_streams.lock().0.iter().all(|s| {
|
||||
rec_state.other_streams.0.iter().all(|s| {
|
||||
if s == stream {
|
||||
return true;
|
||||
}
|
||||
|
|
@ -1247,7 +1262,7 @@ impl ToggleRecord {
|
|||
let mut all_others_not_eos = false;
|
||||
|
||||
// Check eos state of all secondary streams
|
||||
self.other_streams.lock().0.iter().any(|s| {
|
||||
rec_state.other_streams.0.iter().any(|s| {
|
||||
if s == stream {
|
||||
return false;
|
||||
}
|
||||
|
|
@ -1277,7 +1292,8 @@ impl ToggleRecord {
|
|||
pad: &gst::Pad,
|
||||
buffer: gst::Buffer,
|
||||
) -> Result<gst::FlowSuccess, gst::FlowError> {
|
||||
let stream = self.pads.lock().get(pad).cloned().ok_or_else(|| {
|
||||
let rec_state = self.state.lock();
|
||||
let stream = rec_state.pads.get(pad).cloned().ok_or_else(|| {
|
||||
gst::element_imp_error!(self, gst::CoreError::Pad, ["Unknown pad {:?}", pad.name()]);
|
||||
gst::FlowError::Error
|
||||
})?;
|
||||
|
|
@ -1314,12 +1330,15 @@ impl ToggleRecord {
|
|||
}
|
||||
}
|
||||
|
||||
drop(rec_state);
|
||||
let handle_result = if stream != self.main_stream {
|
||||
self.handle_secondary_stream(pad, &stream, buffer, upstream_live)
|
||||
} else {
|
||||
self.handle_main_stream(pad, &stream, buffer, upstream_live)
|
||||
}?;
|
||||
|
||||
let rec_state = self.state.lock();
|
||||
|
||||
let mut buffer = match handle_result {
|
||||
HandleResult::Drop => {
|
||||
return Ok(gst::FlowSuccess::Ok);
|
||||
|
|
@ -1362,8 +1381,6 @@ impl ToggleRecord {
|
|||
let mut events = Vec::with_capacity(state.pending_events.len() + 1);
|
||||
|
||||
if state.segment_pending {
|
||||
let rec_state = self.state.lock();
|
||||
|
||||
// Adjust so that last_recording_start has running time of
|
||||
// recording_duration
|
||||
|
||||
|
|
@ -1418,9 +1435,10 @@ impl ToggleRecord {
|
|||
|
||||
// called without lock
|
||||
fn sink_event(&self, pad: &gst::Pad, mut event: gst::Event) -> bool {
|
||||
let mut rec_state = self.state.lock();
|
||||
use gst::EventView;
|
||||
|
||||
let stream = match self.pads.lock().get(pad) {
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => {
|
||||
gst::element_imp_error!(
|
||||
self,
|
||||
|
|
@ -1542,6 +1560,8 @@ impl ToggleRecord {
|
|||
Some(is_live) => upstream_live = is_live,
|
||||
}
|
||||
}
|
||||
|
||||
drop(rec_state);
|
||||
let handle_result = if stream == self.main_stream {
|
||||
self.handle_main_stream(pad, &stream, (pts, duration), upstream_live)
|
||||
} else {
|
||||
|
|
@ -1572,7 +1592,6 @@ impl ToggleRecord {
|
|||
let main_is_eos = main_state.as_ref().is_some_and(|main_state| main_state.eos);
|
||||
|
||||
if !main_is_eos {
|
||||
let mut rec_state = self.state.lock();
|
||||
recording_state_changed = self.check_and_update_stream_start(
|
||||
pad,
|
||||
&stream,
|
||||
|
|
@ -1599,7 +1618,6 @@ impl ToggleRecord {
|
|||
drop(main_state);
|
||||
|
||||
if main_is_eos {
|
||||
let mut rec_state = self.state.lock();
|
||||
recording_state_changed =
|
||||
self.check_and_update_eos(pad, &stream, &mut state, &mut rec_state);
|
||||
}
|
||||
|
|
@ -1668,7 +1686,8 @@ impl ToggleRecord {
|
|||
|
||||
// called without lock
|
||||
fn sink_query(&self, pad: &gst::Pad, query: &mut gst::QueryRef) -> bool {
|
||||
let stream = match self.pads.lock().get(pad) {
|
||||
let rec_state = self.state.lock();
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => {
|
||||
gst::element_imp_error!(
|
||||
self,
|
||||
|
|
@ -1699,9 +1718,10 @@ impl ToggleRecord {
|
|||
|
||||
// called without lock
|
||||
fn src_event(&self, pad: &gst::Pad, mut event: gst::Event) -> bool {
|
||||
let rec_state = self.state.lock();
|
||||
use gst::EventView;
|
||||
|
||||
let stream = match self.pads.lock().get(pad) {
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => {
|
||||
gst::element_imp_error!(
|
||||
self,
|
||||
|
|
@ -1717,7 +1737,6 @@ impl ToggleRecord {
|
|||
|
||||
let forward = !matches!(event.view(), EventView::Seek(..));
|
||||
|
||||
let rec_state = self.state.lock();
|
||||
let offset = event.running_time_offset();
|
||||
event
|
||||
.make_mut()
|
||||
|
|
@ -1735,9 +1754,10 @@ impl ToggleRecord {
|
|||
|
||||
// called without lock
|
||||
fn src_query(&self, pad: &gst::Pad, query: &mut gst::QueryRef) -> bool {
|
||||
let rec_state = self.state.lock();
|
||||
use gst::QueryViewMut;
|
||||
|
||||
let stream = match self.pads.lock().get(pad) {
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => {
|
||||
gst::element_imp_error!(
|
||||
self,
|
||||
|
|
@ -1789,7 +1809,6 @@ impl ToggleRecord {
|
|||
QueryViewMut::Position(q) => {
|
||||
if q.format() == gst::Format::Time {
|
||||
let state = stream.state.lock();
|
||||
let rec_state = self.state.lock();
|
||||
let mut recording_duration = rec_state.recording_duration;
|
||||
if rec_state.recording_state == RecordingState::Recording
|
||||
|| rec_state.recording_state == RecordingState::Stopping
|
||||
|
|
@ -1823,7 +1842,6 @@ impl ToggleRecord {
|
|||
QueryViewMut::Duration(q) => {
|
||||
if q.format() == gst::Format::Time {
|
||||
let state = stream.state.lock();
|
||||
let rec_state = self.state.lock();
|
||||
let mut recording_duration = rec_state.recording_duration;
|
||||
if rec_state.recording_state == RecordingState::Recording
|
||||
|| rec_state.recording_state == RecordingState::Stopping
|
||||
|
|
@ -1863,7 +1881,8 @@ impl ToggleRecord {
|
|||
|
||||
// called without lock
|
||||
fn iterate_internal_links(&self, pad: &gst::Pad) -> gst::Iterator<gst::Pad> {
|
||||
let stream = match self.pads.lock().get(pad) {
|
||||
let rec_state = self.state.lock();
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => {
|
||||
gst::element_imp_error!(
|
||||
self,
|
||||
|
|
@ -1955,11 +1974,9 @@ impl ObjectSubclass for ToggleRecord {
|
|||
|
||||
Self {
|
||||
settings: Mutex::new(Settings::default()),
|
||||
state: Mutex::new(State::default()),
|
||||
state: Mutex::new(State::new(pads)),
|
||||
main_stream,
|
||||
main_stream_cond: Condvar::new(),
|
||||
other_streams: Mutex::new((Vec::new(), 0)),
|
||||
pads: Mutex::new(pads),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -2128,9 +2145,11 @@ impl ElementImpl for ToggleRecord {
|
|||
|
||||
match transition {
|
||||
gst::StateChange::ReadyToPaused => {
|
||||
for s in self
|
||||
let mut rec_state = self.state.lock();
|
||||
rec_state.reset();
|
||||
|
||||
for s in rec_state
|
||||
.other_streams
|
||||
.lock()
|
||||
.0
|
||||
.iter()
|
||||
.chain(iter::once(&self.main_stream))
|
||||
|
|
@ -2139,14 +2158,13 @@ impl ElementImpl for ToggleRecord {
|
|||
*state = StreamState::default();
|
||||
}
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
*rec_state = State::default();
|
||||
|
||||
let settings = *self.settings.lock();
|
||||
rec_state.live = settings.live;
|
||||
}
|
||||
gst::StateChange::PausedToReady => {
|
||||
for s in &self.other_streams.lock().0 {
|
||||
let rec_state = self.state.lock();
|
||||
|
||||
for s in &rec_state.other_streams.0 {
|
||||
let mut state = s.state.lock();
|
||||
state.flushing = true;
|
||||
}
|
||||
|
|
@ -2161,9 +2179,10 @@ impl ElementImpl for ToggleRecord {
|
|||
let success = self.parent_change_state(transition)?;
|
||||
|
||||
if transition == gst::StateChange::PausedToReady {
|
||||
for s in self
|
||||
let mut rec_state = self.state.lock();
|
||||
|
||||
for s in rec_state
|
||||
.other_streams
|
||||
.lock()
|
||||
.0
|
||||
.iter()
|
||||
.chain(iter::once(&self.main_stream))
|
||||
|
|
@ -2173,8 +2192,7 @@ impl ElementImpl for ToggleRecord {
|
|||
state.pending_events.clear();
|
||||
}
|
||||
|
||||
let mut rec_state = self.state.lock();
|
||||
*rec_state = State::default();
|
||||
rec_state.reset();
|
||||
drop(rec_state);
|
||||
self.obj().notify("recording");
|
||||
}
|
||||
|
|
@ -2188,12 +2206,9 @@ impl ElementImpl for ToggleRecord {
|
|||
_name: Option<&str>,
|
||||
_caps: Option<&gst::Caps>,
|
||||
) -> Option<gst::Pad> {
|
||||
let mut other_streams_guard = self.other_streams.lock();
|
||||
let (ref mut other_streams, ref mut pad_count) = *other_streams_guard;
|
||||
let mut pads = self.pads.lock();
|
||||
|
||||
let id = *pad_count;
|
||||
*pad_count += 1;
|
||||
let mut rec_state = self.state.lock();
|
||||
let id = rec_state.other_streams.1;
|
||||
rec_state.other_streams.1 += 1;
|
||||
|
||||
let templ = self.obj().pad_template("sink_%u").unwrap();
|
||||
let sinkpad = gst::Pad::builder_from_template(&templ)
|
||||
|
|
@ -2259,13 +2274,14 @@ impl ElementImpl for ToggleRecord {
|
|||
|
||||
let stream = Stream::new(sinkpad.clone(), srcpad.clone());
|
||||
|
||||
pads.insert(stream.sinkpad.clone(), stream.clone());
|
||||
pads.insert(stream.srcpad.clone(), stream.clone());
|
||||
rec_state
|
||||
.pads
|
||||
.insert(stream.sinkpad.clone(), stream.clone());
|
||||
rec_state.pads.insert(stream.srcpad.clone(), stream.clone());
|
||||
|
||||
other_streams.push(stream);
|
||||
rec_state.other_streams.0.push(stream);
|
||||
|
||||
drop(pads);
|
||||
drop(other_streams_guard);
|
||||
drop(rec_state);
|
||||
|
||||
self.obj().add_pad(&sinkpad).unwrap();
|
||||
self.obj().add_pad(&srcpad).unwrap();
|
||||
|
|
@ -2274,24 +2290,21 @@ impl ElementImpl for ToggleRecord {
|
|||
}
|
||||
|
||||
fn release_pad(&self, pad: &gst::Pad) {
|
||||
let mut other_streams_guard = self.other_streams.lock();
|
||||
let (ref mut other_streams, _) = *other_streams_guard;
|
||||
let mut pads = self.pads.lock();
|
||||
let mut rec_state = self.state.lock();
|
||||
|
||||
let stream = match pads.get(pad) {
|
||||
let stream = match rec_state.pads.get(pad) {
|
||||
None => return,
|
||||
Some(stream) => stream.clone(),
|
||||
};
|
||||
|
||||
pads.remove(&stream.sinkpad).unwrap();
|
||||
pads.remove(&stream.srcpad).unwrap();
|
||||
rec_state.pads.remove(&stream.sinkpad).unwrap();
|
||||
rec_state.pads.remove(&stream.srcpad).unwrap();
|
||||
|
||||
// TODO: Replace with Vec::remove_item() once stable
|
||||
let pos = other_streams.iter().position(|x| *x == stream);
|
||||
pos.map(|pos| other_streams.swap_remove(pos));
|
||||
let pos = rec_state.other_streams.0.iter().position(|x| *x == stream);
|
||||
pos.map(|pos| rec_state.other_streams.0.swap_remove(pos));
|
||||
|
||||
drop(pads);
|
||||
drop(other_streams_guard);
|
||||
drop(rec_state);
|
||||
|
||||
let main_state = self.main_stream.state.lock();
|
||||
self.main_stream_cond.notify_all();
|
||||
|
|
|
|||
Loading…
Reference in a new issue