Nagram/TMessagesProj/jni/voip/webrtc/api/video/video_stream_decoder.h
2020-12-23 11:48:30 +04:00

60 lines
1.8 KiB
C++

/*
* Copyright (c) 2018 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 API_VIDEO_VIDEO_STREAM_DECODER_H_
#define API_VIDEO_VIDEO_STREAM_DECODER_H_
#include <map>
#include <memory>
#include <utility>
#include "api/units/time_delta.h"
#include "api/video/encoded_frame.h"
#include "api/video/video_content_type.h"
#include "api/video/video_frame.h"
#include "api/video_codecs/sdp_video_format.h"
#include "api/video_codecs/video_decoder_factory.h"
namespace webrtc {
// NOTE: This class is still under development and may change without notice.
class VideoStreamDecoderInterface {
public:
class Callbacks {
public:
virtual ~Callbacks() = default;
struct FrameInfo {
absl::optional<int> qp;
VideoContentType content_type;
};
// Called when the VideoStreamDecoder enters a non-decodable state.
virtual void OnNonDecodableState() = 0;
// Called with the last continuous frame.
virtual void OnContinuousUntil(
const video_coding::VideoLayerFrameId& key) = 0;
virtual void OnDecodedFrame(VideoFrame frame,
const FrameInfo& frame_info) = 0;
};
virtual ~VideoStreamDecoderInterface() = default;
virtual void OnFrame(std::unique_ptr<video_coding::EncodedFrame> frame) = 0;
virtual void SetMinPlayoutDelay(TimeDelta min_delay) = 0;
virtual void SetMaxPlayoutDelay(TimeDelta max_delay) = 0;
};
} // namespace webrtc
#endif // API_VIDEO_VIDEO_STREAM_DECODER_H_