1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
/*
* Copyright 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.
*/
#ifndef CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
#define CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
#include "call/adaptation/encoder_settings.h"
#include "call/adaptation/video_stream_input_state.h"
#include "rtc_base/synchronization/mutex.h"
#include "rtc_base/thread_annotations.h"
#include "video/video_stream_encoder_observer.h"
namespace webrtc {
class VideoStreamInputStateProvider {
public:
VideoStreamInputStateProvider(
VideoStreamEncoderObserver* frame_rate_provider);
virtual ~VideoStreamInputStateProvider();
void OnHasInputChanged(bool has_input);
void OnFrameSizeObserved(int frame_size_pixels);
void OnEncoderSettingsChanged(EncoderSettings encoder_settings);
virtual VideoStreamInputState InputState();
private:
Mutex mutex_;
VideoStreamEncoderObserver* const frame_rate_provider_;
VideoStreamInputState input_state_ RTC_GUARDED_BY(mutex_);
};
} // namespace webrtc
#endif // CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
|
