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Clear the FrameBuffer in case of a backward jump in the picture id.

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Even though this is against the spec we allow a stream to continue if
a backwards jump in the picture id occurs on a keyframe.

BUG=webrtc:7001, webrtc:5514

Review-Url: https://codereview.webrtc.org/2640793003
Cr-Commit-Position: refs/heads/master@{#16146}
This commit is contained in:
philipel
2017-01-18 05:35:20 -08:00
committed by Commit bot
parent 44303ea0ff
commit fcc600651d
3 changed files with 50 additions and 8 deletions
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3
webrtc/modules/video_coding/frame_buffer2.h
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@ -143,6 +143,8 @@ class FrameBuffer {
void UpdateHistograms() const;
void ClearFramesAndHistory() EXCLUSIVE_LOCKS_REQUIRED(crit_);
FrameMap frames_ GUARDED_BY(crit_);
rtc::CriticalSection crit_;
@ -151,6 +153,7 @@ class FrameBuffer {
VCMJitterEstimator* const jitter_estimator_ GUARDED_BY(crit_);
VCMTiming* const timing_ GUARDED_BY(crit_);
VCMInterFrameDelay inter_frame_delay_ GUARDED_BY(crit_);
uint32_t last_decoded_frame_timestamp_ GUARDED_BY(crit_);
FrameMap::iterator last_decoded_frame_it_ GUARDED_BY(crit_);
FrameMap::iterator last_continuous_frame_it_ GUARDED_BY(crit_);
int num_frames_history_ GUARDED_BY(crit_);