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Move kFeedbackMessageType from Remb to Psfb

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The FMT 15 is not specific only to REMB or loss notification messages.
Rather, it is the Application Layer FB (AFB) of Psfb (Payload Specific
Feedback Messages).
See https://tools.ietf.org/html/rfc4585#section-6.3

TBR=terelius@webrtc.org

Bug: webrtc:10336
Change-Id: I8cd27ef9ee044bf7b7e7c1bd1a53c1dae2d95006
Reviewed-on: https://webrtc-review.googlesource.com/c/123886
Commit-Queue: Elad Alon <eladalon@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26827}
This commit is contained in:
Elad Alon
2019-02-23 22:16:52 +01:00
committed by Commit Bot
parent 56973e627e
commit 74f0a51f97
9 changed files with 11 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
logging/rtc_event_log/rtc_event_log_parser.cc
View File

@ -855,7 +855,7 @@ void StoreRtcpBlocks(
pli_list->push_back(std::move(parsed_block));
}
} else if (header.type() == rtcp::Remb::kPacketType &&
header.fmt() == rtcp::Remb::kFeedbackMessageType) {
header.fmt() == rtcp::Psfb::kAfbMessageType) {
bool type_found = false;
if (!type_found) {
LoggedRtcpPacketRemb parsed_block;

5
modules/rtp_rtcp/source/rtcp_packet/loss_notification.cc
View File

@ -17,7 +17,6 @@
namespace webrtc {
namespace rtcp {
constexpr uint8_t LossNotification::kFeedbackMessageType;
// Loss Notification
// -----------------
@ -58,7 +57,7 @@ bool LossNotification::Create(uint8_t* packet,
const size_t index_end = *index + BlockLength();
// Note: |index| updated by the function below.
CreateHeader(kFeedbackMessageType, kPacketType, HeaderLength(), packet,
CreateHeader(Psfb::kAfbMessageType, kPacketType, HeaderLength(), packet,
index);
CreateCommonFeedback(packet + *index);
@ -85,7 +84,7 @@ bool LossNotification::Create(uint8_t* packet,
bool LossNotification::Parse(const CommonHeader& packet) {
RTC_DCHECK_EQ(packet.type(), kPacketType);
RTC_DCHECK_EQ(packet.fmt(), kFeedbackMessageType);
RTC_DCHECK_EQ(packet.fmt(), Psfb::kAfbMessageType);
if (packet.payload_size_bytes() <
kCommonFeedbackLength + kLossNotificationPayloadLength) {

2
modules/rtp_rtcp/source/rtcp_packet/loss_notification.h
View File

@ -20,8 +20,6 @@ namespace rtcp {
class LossNotification : public Psfb {
public:
static constexpr uint8_t kFeedbackMessageType = 15;
LossNotification();
LossNotification(const LossNotification& other);
~LossNotification() override;

1
modules/rtp_rtcp/source/rtcp_packet/psfb.cc
View File

@ -15,6 +15,7 @@
namespace webrtc {
namespace rtcp {
constexpr uint8_t Psfb::kPacketType;
constexpr uint8_t Psfb::kAfbMessageType;
constexpr size_t Psfb::kCommonFeedbackLength;
// RFC 4585: Feedback format.
//

1
modules/rtp_rtcp/source/rtcp_packet/psfb.h
View File

@ -25,6 +25,7 @@ namespace rtcp {
class Psfb : public RtcpPacket {
public:
static constexpr uint8_t kPacketType = 206;
static constexpr uint8_t kAfbMessageType = 15;
Psfb() : sender_ssrc_(0), media_ssrc_(0) {}
~Psfb() override {}

5
modules/rtp_rtcp/source/rtcp_packet/remb.cc
View File

@ -20,6 +20,7 @@
namespace webrtc {
namespace rtcp {
// TODO(bugs.webrtc.org/10353): Remove once dependencies are updated.
constexpr uint8_t Remb::kFeedbackMessageType;
// Receiver Estimated Max Bitrate (REMB) (draft-alvestrand-rmcat-remb).
//
@ -48,7 +49,7 @@ Remb::~Remb() = default;
bool Remb::Parse(const CommonHeader& packet) {
RTC_DCHECK(packet.type() == kPacketType);
RTC_DCHECK_EQ(packet.fmt(), kFeedbackMessageType);
RTC_DCHECK_EQ(packet.fmt(), Psfb::kAfbMessageType);
if (packet.payload_size_bytes() < 16) {
RTC_LOG(LS_WARNING) << "Payload length " << packet.payload_size_bytes()
@ -112,7 +113,7 @@ bool Remb::Create(uint8_t* packet,
return false;
}
size_t index_end = *index + BlockLength();
CreateHeader(kFeedbackMessageType, kPacketType, HeaderLength(), packet,
CreateHeader(Psfb::kAfbMessageType, kPacketType, HeaderLength(), packet,
index);
RTC_DCHECK_EQ(0, Psfb::media_ssrc());
CreateCommonFeedback(packet + *index);

2
modules/rtp_rtcp/source/rtcp_packet/remb.h
View File

@ -22,7 +22,7 @@ class CommonHeader;
// Receiver Estimated Max Bitrate (REMB) (draft-alvestrand-rmcat-remb).
class Remb : public Psfb {
public:
static constexpr uint8_t kFeedbackMessageType = 15;
static constexpr uint8_t kFeedbackMessageType = Psfb::kAfbMessageType;
static constexpr size_t kMaxNumberOfSsrcs = 0xff;
Remb();

2
modules/rtp_rtcp/source/rtcp_receiver.cc
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@ -379,7 +379,7 @@ bool RTCPReceiver::ParseCompoundPacket(const uint8_t* packet_begin,
case rtcp::Fir::kFeedbackMessageType:
HandleFir(rtcp_block, packet_information);
break;
case rtcp::Remb::kFeedbackMessageType:
case rtcp::Psfb::kAfbMessageType:
HandlePsfbApp(rtcp_block, packet_information);
break;
default:

2
test/rtcp_packet_parser.cc
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@ -55,7 +55,7 @@ bool RtcpPacketParser::Parse(const void* data, size_t length) {
case rtcp::Pli::kFeedbackMessageType:
pli_.Parse(header, &sender_ssrc_);
break;
case rtcp::Remb::kFeedbackMessageType:
case rtcp::Psfb::kAfbMessageType:
remb_.Parse(header, &sender_ssrc_);
break;
default: