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/*
* 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.
*/
#include "video/adaptation/video_stream_encoder_resource.h"
#include <algorithm>
#include <utility>
namespace webrtc {
VideoStreamEncoderResource::VideoStreamEncoderResource(std::string name)
: lock_(),
name_(std::move(name)),
encoder_queue_(nullptr),
listener_(nullptr) {}
VideoStreamEncoderResource::~VideoStreamEncoderResource() {
RTC_DCHECK(!listener_)
<< "There is a listener depending on a VideoStreamEncoderResource being "
<< "destroyed.";
}
void VideoStreamEncoderResource::RegisterEncoderTaskQueue(
TaskQueueBase* encoder_queue) {
RTC_DCHECK(!encoder_queue_);
RTC_DCHECK(encoder_queue);
encoder_queue_ = encoder_queue;
}
void VideoStreamEncoderResource::SetResourceListener(
ResourceListener* listener) {
// If you want to change listener you need to unregister the old listener by
// setting it to null first.
MutexLock crit(&lock_);
RTC_DCHECK(!listener_ || !listener) << "A listener is already set";
listener_ = listener;
}
std::string VideoStreamEncoderResource::Name() const {
return name_;
}
void VideoStreamEncoderResource::OnResourceUsageStateMeasured(
ResourceUsageState usage_state) {
MutexLock crit(&lock_);
if (listener_) {
listener_->OnResourceUsageStateMeasured(rtc::scoped_refptr<Resource>(this),
usage_state);
}
}
TaskQueueBase* VideoStreamEncoderResource::encoder_queue() const {
return encoder_queue_;
}
} // namespace webrtc
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