The current WebRTC HEVC is using generic packetization instead of RFC 7789 Packetization. So this is about implementing the RFC 7798 Packetization.
Pull request: https://github.com/WebKit/WebKit/pull/15494
<rdar://problem/112001659>
Related task in webrtc official repo. - https://bugs.chromium.org/p/webrtc/issues/detail?id=13485
Committed 267677@main (93eb48d39b70): <https://commits.webkit.org/267677@main> Reviewed commits have been landed. Closing PR #15494 and removing active labels.
The bot WPE-Linux-64bit-Release-Packaging-Nightly-Ubuntu2004 stopped working after this commit landed. https://build.webkit.org/#/builders/2/builds/8487/steps/10/logs/stdio Stderr: ``` In file included from ../../Source/ThirdParty/libwebrtc/Source/third_party/abseil-cpp/absl/types/variant.h:79, from ../../Source/ThirdParty/libwebrtc/Source/webrtc/modules/rtp_rtcp/source/rtp_video_header.h:18, from ../../Source/ThirdParty/libwebrtc/Source/webrtc/modules/video_coding/h265_vps_sps_pps_tracker.h:21, from ../../Source/ThirdParty/libwebrtc/Source/webrtc/modules/video_coding/h265_vps_sps_pps_tracker.cc:10: ../../Source/ThirdParty/libwebrtc/Source/third_party/abseil-cpp/absl/types/internal/variant.h: In instantiation of ‘struct absl::variant_internal::IndexOfMeta<webrtc::RTPVideoHeaderH265, absl::monostate, webrtc::RTPVideoHeaderVP8, webrtc::RTPVideoHeaderVP9, webrtc::RTPVideoHeaderH264, webrtc::RTPVideoHeaderLegacyGeneric>’: ../../Source/ThirdParty/libwebrtc/Source/third_party/abseil-cpp/absl/types/internal/variant.h:788:7: required by substitution of ‘template<class Expected, class ... Types> using IndexOf = typename absl::variant_internal::IndexOfMeta::type [with Expected = webrtc::RTPVideoHeaderH265; Types = {absl::monostate, webrtc::RTPVideoHeaderVP8, webrtc::RTPVideoHeaderVP9, webrtc::RTPVideoHeaderH264, webrtc::RTPVideoHeaderLegacyGeneric}]’ ../../Source/ThirdParty/libwebrtc/Source/third_party/abseil-cpp/absl/types/variant.h:302:47: required from ‘constexpr T& absl::get(absl::variant<Tail ...>&) [with T = webrtc::RTPVideoHeaderH265; Types = {absl::monostate, webrtc::RTPVideoHeaderVP8, webrtc::RTPVideoHeaderVP9, webrtc::RTPVideoHeaderH264, webrtc::RTPVideoHeaderLegacyGeneric}]’ ../../Source/ThirdParty/libwebrtc/Source/webrtc/modules/video_coding/h265_vps_sps_pps_tracker.cc:43:68: required from here ../../Source/ThirdParty/libwebrtc/Source/third_party/abseil-cpp/absl/types/internal/variant.h:781:53: error: static assertion failed: Attempted to access a variant by specifying a type that does not match any alternative. 781 | static_assert(Results::MatchedIndexFromEnd::value != 0, | ~~~~~~^~~~ ```
Re-opening for pull request https://github.com/webkit/webkit/pull/17646
Committed 267862@main (dc87e7c704ec): <https://commits.webkit.org/267862@main> Reviewed commits have been landed. Closing PR #17646 and removing active labels.