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 #include "call/adaptation/video_stream_input_state_provider.h" 12 13 namespace webrtc { 14 VideoStreamInputStateProvider(VideoStreamEncoderObserver * frame_rate_provider)15VideoStreamInputStateProvider::VideoStreamInputStateProvider( 16 VideoStreamEncoderObserver* frame_rate_provider) 17 : frame_rate_provider_(frame_rate_provider) {} 18 ~VideoStreamInputStateProvider()19VideoStreamInputStateProvider::~VideoStreamInputStateProvider() {} 20 OnHasInputChanged(bool has_input)21void VideoStreamInputStateProvider::OnHasInputChanged(bool has_input) { 22 MutexLock lock(&mutex_); 23 input_state_.set_has_input(has_input); 24 } 25 OnFrameSizeObserved(int frame_size_pixels)26void VideoStreamInputStateProvider::OnFrameSizeObserved(int frame_size_pixels) { 27 RTC_DCHECK_GT(frame_size_pixels, 0); 28 MutexLock lock(&mutex_); 29 input_state_.set_frame_size_pixels(frame_size_pixels); 30 } 31 OnEncoderSettingsChanged(EncoderSettings encoder_settings)32void VideoStreamInputStateProvider::OnEncoderSettingsChanged( 33 EncoderSettings encoder_settings) { 34 MutexLock lock(&mutex_); 35 input_state_.set_video_codec_type( 36 encoder_settings.encoder_config().codec_type); 37 input_state_.set_min_pixels_per_frame( 38 encoder_settings.encoder_info().scaling_settings.min_pixels_per_frame); 39 } 40 InputState()41VideoStreamInputState VideoStreamInputStateProvider::InputState() { 42 // GetInputFrameRate() is thread-safe. 43 int input_fps = frame_rate_provider_->GetInputFrameRate(); 44 MutexLock lock(&mutex_); 45 input_state_.set_frames_per_second(input_fps); 46 return input_state_; 47 } 48 49 } // namespace webrtc 50