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Probing: Add support for exponential startup probing

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Adds support for exponentially probing the bandwidth at start-up to allow
ramp-up to real capacity of the network.

BUG=webrtc:6332
R=philipel@webrtc.org, stefan@webrtc.org

Review URL: https://codereview.webrtc.org/2235373004 .

Cr-Commit-Position: refs/heads/master@{#14189}
This commit is contained in:
Irfan Sheriff
2016-09-12 12:28:54 -07:00
parent a421ddd60e
commit b2540bb99f
25 changed files with 353 additions and 112 deletions
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9
webrtc/modules/bitrate_controller/bitrate_controller_impl.h
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@ -19,6 +19,7 @@
#include <list>
#include <utility>
#include <vector>
#include "webrtc/base/constructormagic.h"
#include "webrtc/base/criticalsection.h"
@ -52,7 +53,6 @@ class BitrateControllerImpl : public BitrateController {
int min_bitrate_bps,
int max_bitrate_bps) override;
void UpdateDelayBasedEstimate(uint32_t bitrate_bps) override;
void SetReservedBitrate(uint32_t reserved_bitrate_bps) override;
@ -61,7 +61,10 @@ class BitrateControllerImpl : public BitrateController {
uint8_t* fraction_loss,
int64_t* rtt) override;
void UpdateProbeBitrate(uint32_t bitrate_bps) override;
// RemoteBitrateObserver overrides.
void OnReceiveBitrateChanged(const std::vector<uint32_t>& ssrcs,
uint32_t bitrate_bps) override;
void OnProbeBitrate(uint32_t bitrate_bps) override;
int64_t TimeUntilNextProcess() override;
void Process() override;
@ -70,7 +73,7 @@ class BitrateControllerImpl : public BitrateController {
class RtcpBandwidthObserverImpl;
// Called by BitrateObserver's direct from the RTCP module.
void OnReceivedEstimatedBitrate(uint32_t bitrate);
void OnReceiverEstimatedBitrate(uint32_t bitrate);
void OnReceivedRtcpReceiverReport(uint8_t fraction_loss,
int64_t rtt,