From fcf2f3a82c74b13a7344a90e308f92fafe480d35 Mon Sep 17 00:00:00 2001
From: Sean DuBois <sean@siobud.com>
Date: Wed, 28 Feb 2024 11:40:17 -0500
Subject: [PATCH] Add MediaSample

Depacketizers will include metadata about assembled media.
---
 CMakeLists.txt              |  1 +
 include/rtc/mediasample.hpp | 23 +++++++++++++++++++++++
 include/rtc/message.hpp     |  2 ++
 3 files changed, 26 insertions(+)
 create mode 100644 include/rtc/mediasample.hpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ca0f12e52..79837a012 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,6 +99,7 @@ set(LIBDATACHANNEL_HEADERS
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/common.hpp
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/global.hpp
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/message.hpp
+	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/mediasample.hpp
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/peerconnection.hpp
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/reliability.hpp
 	${CMAKE_CURRENT_SOURCE_DIR}/include/rtc/rtc.h
diff --git a/include/rtc/mediasample.hpp b/include/rtc/mediasample.hpp
new file mode 100644
index 000000000..96a70bcb2
--- /dev/null
+++ b/include/rtc/mediasample.hpp
@@ -0,0 +1,23 @@
+/**
+ * Copyright (c) 2019-2020 Paul-Louis Ageneau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef RTC_FRAMEINFO_H
+#define RTC_FRAMEINFO_H
+
+#if RTC_ENABLE_MEDIA
+
+namespace rtc {
+
+struct RTC_CPP_EXPORT MediaSample : binary {
+	uint32_t timestamp = 0; // RTP Timestamp
+};
+
+} // namespace rtc
+
+#endif // RTC_ENABLE_MEDIA
+#endif // RTC_FRAMEINFO_H
diff --git a/include/rtc/message.hpp b/include/rtc/message.hpp
index 486210723..183ea3d6a 100644
--- a/include/rtc/message.hpp
+++ b/include/rtc/message.hpp
@@ -10,6 +10,7 @@
 #define RTC_MESSAGE_H
 
 #include "common.hpp"
+#include "mediasample.hpp"
 #include "reliability.hpp"
 
 #include <functional>
@@ -32,6 +33,7 @@ struct RTC_CPP_EXPORT Message : binary {
 	unsigned int stream = 0; // Stream id (SCTP stream or SSRC)
 	unsigned int dscp = 0;   // Differentiated Services Code Point
 	shared_ptr<Reliability> reliability;
+	shared_ptr<MediaSample> media_sample;
 };
 
 using message_ptr = shared_ptr<Message>;