third_party/libwebrtc/modules/video_coding/rtp_frame_id_only_ref_finder.cc

   1 /*
   2  *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 #include "modules/video_coding/rtp_frame_id_only_ref_finder.h"
  12
  13 #include <utility>
  14
  15 #include "rtc_base/logging.h"
  16
  17 namespace webrtc {
  18
  19 RtpFrameReferenceFinder::ReturnVector RtpFrameIdOnlyRefFinder::ManageFrame(
  20     std::unique_ptr<RtpFrameObject> frame,
  21     int frame_id) {
  22   frame->SetSpatialIndex(0);
  23   frame->SetId(unwrapper_.Unwrap(frame_id & (kFrameIdLength - 1)));
  24   frame->num_references =
  25       frame->frame_type() == VideoFrameType::kVideoFrameKey ? 0 : 1;
  26   frame->references[0] = frame->Id() - 1;
  27
  28   RtpFrameReferenceFinder::ReturnVector res;
  29   res.push_back(std::move(frame));
  30   return res;
  31 }
  32
  33 }  // namespace webrtc