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Moving the pacer and the pacer thread to ChannelGroup.

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This means all channels within the same group will share the same pacing queue and scheduler. It also means padding will be computed and sent by a single pacer. To accomplish this I also introduce a PacketRouter which finds the RTP module which owns the packet to be paced out.

BUG=4323
R=mflodman@webrtc.org, pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/45549004

Cr-Commit-Position: refs/heads/master@{#8864}
This commit is contained in:
Stefan Holmer
2015-03-26 11:11:06 +01:00
parent 5225dd8180
commit e590416722
47 changed files with 928 additions and 687 deletions
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9
webrtc/modules/bitrate_controller/bitrate_controller_impl.h
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@ -29,7 +29,7 @@ namespace webrtc {
class BitrateControllerImpl : public BitrateController {
public:
BitrateControllerImpl(Clock* clock, BitrateObserver* observer);
virtual ~BitrateControllerImpl();
virtual ~BitrateControllerImpl() {}
bool AvailableBandwidth(uint32_t* bandwidth) const override;
@ -57,6 +57,11 @@ class BitrateControllerImpl : public BitrateController {
void MaybeTriggerOnNetworkChanged();
// Returns true if the parameters have changed since the last call.
bool GetNetworkParameters(uint32_t* bitrate,
uint8_t* fraction_loss,
int64_t* rtt);
void OnNetworkChanged(uint32_t bitrate,
uint8_t fraction_loss, // 0 - 255.
int64_t rtt)
@ -67,7 +72,7 @@ class BitrateControllerImpl : public BitrateController {
BitrateObserver* observer_;
int64_t last_bitrate_update_ms_;
CriticalSectionWrapper* critsect_;
const rtc::scoped_ptr<CriticalSectionWrapper> critsect_;
SendSideBandwidthEstimation bandwidth_estimation_ GUARDED_BY(*critsect_);
uint32_t reserved_bitrate_bps_ GUARDED_BY(*critsect_);