42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
/*
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* Copyright 2020 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
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#define CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
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#include "api/video/video_stream_encoder_observer.h"
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#include "call/adaptation/encoder_settings.h"
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#include "call/adaptation/video_stream_input_state.h"
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#include "rtc_base/synchronization/mutex.h"
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namespace webrtc {
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class VideoStreamInputStateProvider {
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public:
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VideoStreamInputStateProvider(
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VideoStreamEncoderObserver* frame_rate_provider);
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virtual ~VideoStreamInputStateProvider();
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void OnHasInputChanged(bool has_input);
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void OnFrameSizeObserved(int frame_size_pixels);
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void OnEncoderSettingsChanged(EncoderSettings encoder_settings);
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virtual VideoStreamInputState InputState();
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private:
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Mutex mutex_;
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VideoStreamEncoderObserver* const frame_rate_provider_;
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VideoStreamInputState input_state_ RTC_GUARDED_BY(mutex_);
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};
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} // namespace webrtc
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#endif // CALL_ADAPTATION_VIDEO_STREAM_INPUT_STATE_PROVIDER_H_
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