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In RtcpTransceiver functions with callback avoid relying on PostTaskAndReply

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deprecated version guarantees (using PostTaskAndReply) callback task will run on the task queue,
and thus doesn't guarantee to run it if task queue is destroyed,

new callback versions instead guarantee callback will always run,
but may run off the task queue if task queue is destroyed.

Both keep guarantee observer callbacks will not run after on_destroyed/on_removed is called.

Bug: None
Change-Id: I61bf52127f3084c0186aa8bc89037bf9296801d8
Reviewed-on: https://webrtc-review.googlesource.com/c/107305
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25301}
This commit is contained in:
Danil Chapovalov
2018-10-22 14:22:31 +02:00
committed by Commit Bot
parent b0ab2ce256
commit 98f5f6cdea
4 changed files with 42 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
modules/rtp_rtcp/source/rtcp_transceiver.cc
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@ -46,6 +46,13 @@ void RtcpTransceiver::Stop(std::unique_ptr<rtc::QueuedTask> on_destroyed) {
RTC_DCHECK(!rtcp_transceiver_);
}
void RtcpTransceiver::Stop(std::function<void()> on_destroyed) {
RTC_DCHECK(rtcp_transceiver_);
task_queue_->PostTask(rtc::NewClosure(
Destructor{std::move(rtcp_transceiver_)}, std::move(on_destroyed)));
RTC_DCHECK(!rtcp_transceiver_);
}
void RtcpTransceiver::AddMediaReceiverRtcpObserver(
uint32_t remote_ssrc,
MediaReceiverRtcpObserver* observer) {
@ -68,6 +75,19 @@ void RtcpTransceiver::RemoveMediaReceiverRtcpObserver(
task_queue_->PostTaskAndReply(std::move(remove), std::move(on_removed));
}
void RtcpTransceiver::RemoveMediaReceiverRtcpObserver(
uint32_t remote_ssrc,
MediaReceiverRtcpObserver* observer,
std::function<void()> on_removed) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
auto remove = [ptr, remote_ssrc, observer] {
ptr->RemoveMediaReceiverRtcpObserver(remote_ssrc, observer);
};
task_queue_->PostTask(
rtc::NewClosure(std::move(remove), std::move(on_removed)));
}
void RtcpTransceiver::SetReadyToSend(bool ready) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();