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Reland "Distinguish between send and receive codecs"

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This reverts commit e57b266a20334e47f105a0bd777190ec8c6562e8.

Reason for revert: Fixed negotiation of send-only clients.

Original change's description:
> Revert "Distinguish between send and receive codecs"
>
> This reverts commit c0f25cf762a6946666c812f7a3df3f0a7f98b38d.
>
> Reason for revert: breaks negotiation with send-only clients
>
> (webrtc_video_engine.cc:985): SetRecvParameters called with unsupported video codec: VideoCodec[96:H264]
> (peer_connection.cc:6043): Failed to set local video description recv parameters. (INVALID_PARAMETER)
> (peer_connection.cc:2591): Failed to set local offer sdp: Failed to set local video description recv parameters.
>
> Original change's description:
> > Distinguish between send and receive codecs
> >
> > Even though send and receive codecs may be the same, they might have
> > different support in HW. Distinguish between send and receive codecs
> > to be able to keep track of which codecs have HW support.
> >
> > Bug: chromium:1029737
> > Change-Id: Id119560becadfe0aaf861c892a6485f1c2eb378d
> > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/165763
> > Commit-Queue: Johannes Kron <kron@webrtc.org>
> > Reviewed-by: Steve Anton <steveanton@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#30284}
>
> TBR=steveanton@webrtc.org,kron@webrtc.org
>
> Change-Id: Iacb7059436b2313b52577b65f164ee363c4816aa
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: chromium:1029737
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166420
> Reviewed-by: Steve Anton <steveanton@webrtc.org>
> Commit-Queue: Steve Anton <steveanton@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#30292}

TBR=steveanton@webrtc.org,kron@webrtc.org


Bug: chromium:1029737
Change-Id: I287efcfdcd1c9a3f2c410aeec8fe26a84204d1fd
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/166604
Reviewed-by: Johannes Kron <kron@webrtc.org>
Reviewed-by: Steve Anton <steveanton@webrtc.org>
Commit-Queue: Johannes Kron <kron@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30348}
This commit is contained in:
Johannes Kron
2020-01-22 13:29:46 +01:00
committed by Commit Bot
parent ede69c0fbe
commit 133bf2bd28
21 changed files with 633 additions and 336 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
media/engine/webrtc_video_engine.cc
View File

@ -139,11 +139,11 @@ std::vector<VideoCodec> AssignPayloadTypesAndDefaultCodecs(
return output_codecs;
}
std::vector<VideoCodec> AssignPayloadTypesAndDefaultCodecs(
const webrtc::VideoEncoderFactory* encoder_factory) {
return encoder_factory ? AssignPayloadTypesAndDefaultCodecs(
encoder_factory->GetSupportedFormats())
: std::vector<VideoCodec>();
template <class T>
std::vector<VideoCodec> GetPayloadTypesAndDefaultCodecs(const T factory) {
return factory ? AssignPayloadTypesAndDefaultCodecs(
factory->GetSupportedFormats())
: std::vector<VideoCodec>();
}
bool IsTemporalLayersSupported(const std::string& codec_name) {
@ -476,8 +476,12 @@ VideoMediaChannel* WebRtcVideoEngine::CreateMediaChannel(
encoder_factory_.get(), decoder_factory_.get(),
video_bitrate_allocator_factory);
}
std::vector<VideoCodec> WebRtcVideoEngine::codecs() const {
return AssignPayloadTypesAndDefaultCodecs(encoder_factory_.get());
std::vector<VideoCodec> WebRtcVideoEngine::send_codecs() const {
return GetPayloadTypesAndDefaultCodecs(encoder_factory_.get());
}
std::vector<VideoCodec> WebRtcVideoEngine::recv_codecs() const {
return GetPayloadTypesAndDefaultCodecs(decoder_factory_.get());
}
RtpCapabilities WebRtcVideoEngine::GetCapabilities() const {
@ -547,9 +551,9 @@ WebRtcVideoChannel::WebRtcVideoChannel(
rtcp_receiver_report_ssrc_ = kDefaultRtcpReceiverReportSsrc;
sending_ = false;
recv_codecs_ =
MapCodecs(AssignPayloadTypesAndDefaultCodecs(encoder_factory_));
recv_flexfec_payload_type_ = recv_codecs_.front().flexfec_payload_type;
recv_codecs_ = MapCodecs(GetPayloadTypesAndDefaultCodecs(decoder_factory_));
recv_flexfec_payload_type_ =
recv_codecs_.empty() ? 0 : recv_codecs_.front().flexfec_payload_type;
}
WebRtcVideoChannel::~WebRtcVideoChannel() {
@ -976,7 +980,7 @@ bool WebRtcVideoChannel::GetChangedRecvParameters(
// Verify that every mapped codec is supported locally.
const std::vector<VideoCodec> local_supported_codecs =
AssignPayloadTypesAndDefaultCodecs(encoder_factory_);
GetPayloadTypesAndDefaultCodecs(decoder_factory_);
for (const VideoCodecSettings& mapped_codec : mapped_codecs) {
if (!FindMatchingCodec(local_supported_codecs, mapped_codec.codec)) {
RTC_LOG(LS_ERROR)
@ -2909,6 +2913,9 @@ bool WebRtcVideoChannel::VideoCodecSettings::operator!=(
std::vector<WebRtcVideoChannel::VideoCodecSettings>
WebRtcVideoChannel::MapCodecs(const std::vector<VideoCodec>& codecs) {
if (codecs.empty()) {
return {};
}
RTC_DCHECK(!codecs.empty());
std::vector<VideoCodecSettings> video_codecs;