1 files changed, 42 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/rtp_rtcp/source/video_rtp_depacketizer.cc b/third_party/libwebrtc/modules/rtp_rtcp/source/video_rtp_depacketizer.cc
new file mode 100644
index 0000000000..bb0bf09e90
--- /dev/null
+++ b/third_party/libwebrtc/modules/rtp_rtcp/source/video_rtp_depacketizer.cc
@@ -0,0 +1,42 @@
+/*
+ *  Copyright (c) 2020 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.
+ */
+
+#include "modules/rtp_rtcp/source/video_rtp_depacketizer.h"
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "api/array_view.h"
+#include "api/scoped_refptr.h"
+#include "api/video/encoded_image.h"
+#include "rtc_base/checks.h"
+
+namespace webrtc {
+
+rtc::scoped_refptr<EncodedImageBuffer> VideoRtpDepacketizer::AssembleFrame(
+    rtc::ArrayView<const rtc::ArrayView<const uint8_t>> rtp_payloads) {
+  size_t frame_size = 0;
+  for (rtc::ArrayView<const uint8_t> payload : rtp_payloads) {
+    frame_size += payload.size();
+  }
+
+  rtc::scoped_refptr<EncodedImageBuffer> bitstream =
+      EncodedImageBuffer::Create(frame_size);
+
+  uint8_t* write_at = bitstream->data();
+  for (rtc::ArrayView<const uint8_t> payload : rtp_payloads) {
+    memcpy(write_at, payload.data(), payload.size());
+    write_at += payload.size();
+  }
+  RTC_DCHECK_EQ(write_at - bitstream->data(), bitstream->size());
+  return bitstream;
+}
+
+}  // namespace webrtc