1 /*
2  *  Copyright 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 #ifndef API_VIDEO_VIDEO_FRAME_METADATA_H_
12 #define API_VIDEO_VIDEO_FRAME_METADATA_H_
13 
14 #include <cstdint>
15 
16 #include "absl/container/inlined_vector.h"
17 #include "absl/types/optional.h"
18 #include "api/array_view.h"
19 #include "api/transport/rtp/dependency_descriptor.h"
20 
21 namespace webrtc {
22 
23 struct RTPVideoHeader;
24 
25 // A subset of metadata from the RTP video header, exposed in insertable streams
26 // API.
27 class VideoFrameMetadata {
28  public:
29   explicit VideoFrameMetadata(const RTPVideoHeader& header);
30   VideoFrameMetadata(const VideoFrameMetadata&) = default;
31   VideoFrameMetadata& operator=(const VideoFrameMetadata&) = default;
32 
GetWidth()33   uint16_t GetWidth() const { return width_; }
GetHeight()34   uint16_t GetHeight() const { return height_; }
GetFrameId()35   absl::optional<int64_t> GetFrameId() const { return frame_id_; }
GetSpatialIndex()36   int GetSpatialIndex() const { return spatial_index_; }
GetTemporalIndex()37   int GetTemporalIndex() const { return temporal_index_; }
38 
GetFrameDependencies()39   rtc::ArrayView<const int64_t> GetFrameDependencies() const {
40     return frame_dependencies_;
41   }
42 
GetDecodeTargetIndications()43   rtc::ArrayView<const DecodeTargetIndication> GetDecodeTargetIndications()
44       const {
45     return decode_target_indications_;
46   }
47 
48  private:
49   int16_t width_;
50   int16_t height_;
51   absl::optional<int64_t> frame_id_;
52   int spatial_index_ = 0;
53   int temporal_index_ = 0;
54   absl::InlinedVector<int64_t, 5> frame_dependencies_;
55   absl::InlinedVector<DecodeTargetIndication, 10> decode_target_indications_;
56 };
57 }  // namespace webrtc
58 
59 #endif  // API_VIDEO_VIDEO_FRAME_METADATA_H_
60