xref: /aosp_15_r20/external/webrtc/video/video_stream_decoder2.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
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 #ifndef VIDEO_VIDEO_STREAM_DECODER2_H_
12 #define VIDEO_VIDEO_STREAM_DECODER2_H_
13 
14 #include <list>
15 #include <map>
16 #include <memory>
17 #include <vector>
18 
19 #include "api/scoped_refptr.h"
20 #include "api/video/video_sink_interface.h"
21 #include "api/video_codecs/video_decoder.h"
22 #include "modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h"
23 #include "modules/video_coding/include/video_coding_defines.h"
24 #include "rtc_base/platform_thread.h"
25 
26 namespace webrtc {
27 
28 class VideoReceiver2;
29 
30 namespace internal {
31 
32 class ReceiveStatisticsProxy;
33 
34 class VideoStreamDecoder : public VCMReceiveCallback {
35  public:
36   VideoStreamDecoder(
37       VideoReceiver2* video_receiver,
38       ReceiveStatisticsProxy* receive_statistics_proxy,
39       rtc::VideoSinkInterface<VideoFrame>* incoming_video_stream);
40   ~VideoStreamDecoder() override;
41 
42   // Implements VCMReceiveCallback.
43   int32_t FrameToRender(VideoFrame& video_frame,
44                         absl::optional<uint8_t> qp,
45                         TimeDelta decode_time,
46                         VideoContentType content_type) override;
47   void OnDroppedFrames(uint32_t frames_dropped) override;
48   void OnIncomingPayloadType(int payload_type) override;
49   void OnDecoderInfoChanged(
50       const VideoDecoder::DecoderInfo& decoder_info) override;
51 
52  private:
53   VideoReceiver2* const video_receiver_;
54   ReceiveStatisticsProxy* const receive_stats_callback_;
55   rtc::VideoSinkInterface<VideoFrame>* const incoming_video_stream_;
56 };
57 
58 }  // namespace internal
59 }  // namespace webrtc
60 
61 #endif  // VIDEO_VIDEO_STREAM_DECODER2_H_
62