From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/libwebrtc/call/receive_stream.h | 72 +++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 third_party/libwebrtc/call/receive_stream.h

(limited to 'third_party/libwebrtc/call/receive_stream.h')

diff --git a/third_party/libwebrtc/call/receive_stream.h b/third_party/libwebrtc/call/receive_stream.h
new file mode 100644
index 0000000000..8a99059ec5
--- /dev/null
+++ b/third_party/libwebrtc/call/receive_stream.h
@@ -0,0 +1,72 @@
+/*
+ *  Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef CALL_RECEIVE_STREAM_H_
+#define CALL_RECEIVE_STREAM_H_
+
+#include <vector>
+
+#include "api/crypto/frame_decryptor_interface.h"
+#include "api/frame_transformer_interface.h"
+#include "api/media_types.h"
+#include "api/scoped_refptr.h"
+#include "api/transport/rtp/rtp_source.h"
+
+namespace webrtc {
+
+// Common base interface for MediaReceiveStreamInterface based classes and
+// FlexfecReceiveStream.
+class ReceiveStreamInterface {
+ public:
+  // Receive-stream specific RTP settings.
+  // TODO(tommi): This struct isn't needed at this level anymore. Move it closer
+  // to where it's used.
+  struct ReceiveStreamRtpConfig {
+    // Synchronization source (stream identifier) to be received.
+    // This member will not change mid-stream and can be assumed to be const
+    // post initialization.
+    uint32_t remote_ssrc = 0;
+
+    // Sender SSRC used for sending RTCP (such as receiver reports).
+    // This value may change mid-stream and must be done on the same thread
+    // that the value is read on (i.e. packet delivery).
+    uint32_t local_ssrc = 0;
+  };
+
+ protected:
+  virtual ~ReceiveStreamInterface() {}
+};
+
+// Either an audio or video receive stream.
+class MediaReceiveStreamInterface : public ReceiveStreamInterface {
+ public:
+  // Starts stream activity.
+  // When a stream is active, it can receive, process and deliver packets.
+  virtual void Start() = 0;
+
+  // Stops stream activity. Must be called to match with a previous call to
+  // `Start()`. When a stream has been stopped, it won't receive, decode,
+  // process or deliver packets to downstream objects such as callback pointers
+  // set in the config struct.
+  virtual void Stop() = 0;
+
+  virtual void SetDepacketizerToDecoderFrameTransformer(
+      rtc::scoped_refptr<webrtc::FrameTransformerInterface>
+          frame_transformer) = 0;
+
+  virtual void SetFrameDecryptor(
+      rtc::scoped_refptr<webrtc::FrameDecryptorInterface> frame_decryptor) = 0;
+
+  virtual std::vector<RtpSource> GetSources() const = 0;
+};
+
+}  // namespace webrtc
+
+#endif  // CALL_RECEIVE_STREAM_H_
-- 
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