Add small cooldown to unsignalled ssrc stream creation.

This CL adds a cooldown of 0.5 seconds where if the WebRtcVideoChannel
created an unsignalled receive stream within that amount of time, if we
receive even more unknown ssrcs we simply drop those RTP packets.

This prevents getting into a state of spawning new decoders on every
single packet which could happen e.g. if PT based demuxing is enabled
and MIDs are missing from the packets.

Bug: webrtc:12815
Change-Id: Id7675fb0cbfbc72281dcfe030d1a35629df3eb9f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/221520
Reviewed-by: Taylor Brandstetter <deadbeef@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Henrik Boström <hbos@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34263}
3 files changed
tree: b483ade4df938a91cfff817943987264519a3851
  1. .clang-format
  2. .git-blame-ignore-revs
  3. .gitignore
  4. .gn
  5. .vpython
  6. AUTHORS
  7. BUILD.gn
  8. CODE_OF_CONDUCT.md
  9. DEPS
  10. DIR_METADATA
  11. ENG_REVIEW_OWNERS
  12. LICENSE
  13. OWNERS
  14. PATENTS
  15. PRESUBMIT.py
  16. README.chromium
  17. README.md
  18. WATCHLISTS
  19. api/
  20. audio/
  21. build_overrides/
  22. call/
  23. codereview.settings
  24. common_audio/
  25. common_video/
  26. data/
  27. docs/
  28. examples/
  29. g3doc.lua
  30. g3doc/
  31. license_template.txt
  32. logging/
  33. media/
  34. modules/
  35. native-api.md
  36. net/
  37. p2p/
  38. pc/
  39. presubmit_test.py
  40. presubmit_test_mocks.py
  41. pylintrc
  42. resources/
  43. rtc_base/
  44. rtc_tools/
  45. sdk/
  46. stats/
  47. system_wrappers/
  48. test/
  49. tools_webrtc/
  50. video/
  51. webrtc.gni
  52. webrtc_lib_link_test.cc
  53. whitespace.txt
README.md

WebRTC is a free, open software project that provides browsers and mobile applications with Real-Time Communications (RTC) capabilities via simple APIs. The WebRTC components have been optimized to best serve this purpose.

Our mission: To enable rich, high-quality RTC applications to be developed for the browser, mobile platforms, and IoT devices, and allow them all to communicate via a common set of protocols.

The WebRTC initiative is a project supported by Google, Mozilla and Opera, amongst others.

Development

See here for instructions on how to get started developing with the native code.

Authoritative list of directories that contain the native API header files.

More info