125 lines
4.1 KiB
C++
125 lines
4.1 KiB
C++
#include "VideoCaptureInterfaceImpl.h"
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#include "VideoCapturerInterface.h"
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#include "Manager.h"
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#include "MediaManager.h"
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#include "platform/PlatformInterface.h"
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namespace tgcalls {
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VideoCaptureInterfaceObject::VideoCaptureInterfaceObject(std::shared_ptr<PlatformContext> platformContext) {
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_videoSource = PlatformInterface::SharedInstance()->makeVideoSource(Manager::getMediaThread(), MediaManager::getWorkerThread());
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_platformContext = platformContext;
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//this should outlive the capturer
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if (_videoSource) {
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_videoCapturer = PlatformInterface::SharedInstance()->makeVideoCapturer(_videoSource, _useFrontCamera, [this](VideoState state) {
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if (this->_stateUpdated) {
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this->_stateUpdated(state);
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}
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}, platformContext, _videoCapturerResolution);
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}
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}
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VideoCaptureInterfaceObject::~VideoCaptureInterfaceObject() {
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if (_videoCapturer && _currentUncroppedSink != nullptr) {
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//_videoSource->RemoveSink(_currentSink.get());
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_videoCapturer->setUncroppedOutput(nullptr);
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}
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}
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void VideoCaptureInterfaceObject::switchCamera() {
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_useFrontCamera = !_useFrontCamera;
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if (_videoCapturer && _currentUncroppedSink) {
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_videoCapturer->setUncroppedOutput(nullptr);
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}
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if (_videoSource) {
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_videoCapturer = PlatformInterface::SharedInstance()->makeVideoCapturer(_videoSource, _useFrontCamera, [this](VideoState state) {
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if (this->_stateUpdated) {
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this->_stateUpdated(state);
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}
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}, _platformContext, _videoCapturerResolution);
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}
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if (_videoCapturer) {
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if (_currentUncroppedSink) {
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_videoCapturer->setUncroppedOutput(_currentUncroppedSink);
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}
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_videoCapturer->setState(_state);
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}
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}
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void VideoCaptureInterfaceObject::setState(VideoState state) {
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if (_state != state) {
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_state = state;
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if (_videoCapturer) {
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_videoCapturer->setState(state);
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}
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}
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}
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void VideoCaptureInterfaceObject::setPreferredAspectRatio(float aspectRatio) {
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if (_videoCapturer) {
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if (aspectRatio > 0.01 && _videoCapturerResolution.first != 0 && _videoCapturerResolution.second != 0) {
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float originalWidth = (float)_videoCapturerResolution.first;
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float originalHeight = (float)_videoCapturerResolution.second;
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float width = (originalWidth > aspectRatio * originalHeight)
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? int(std::round(aspectRatio * originalHeight))
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: originalWidth;
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float height = (originalWidth > aspectRatio * originalHeight)
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? originalHeight
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: int(std::round(originalHeight / aspectRatio));
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PlatformInterface::SharedInstance()->adaptVideoSource(_videoSource, (int)width, (int)height, 30);
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}
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}
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}
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void VideoCaptureInterfaceObject::setOutput(std::shared_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> sink) {
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if (_videoCapturer) {
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_videoCapturer->setUncroppedOutput(sink);
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}
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_currentUncroppedSink = sink;
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}
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void VideoCaptureInterfaceObject::setStateUpdated(std::function<void(VideoState)> stateUpdated) {
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_stateUpdated = stateUpdated;
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}
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VideoCaptureInterfaceImpl::VideoCaptureInterfaceImpl(std::shared_ptr<PlatformContext> platformContext) :
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_impl(Manager::getMediaThread(), [platformContext]() {
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return new VideoCaptureInterfaceObject(platformContext);
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}) {
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}
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VideoCaptureInterfaceImpl::~VideoCaptureInterfaceImpl() = default;
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void VideoCaptureInterfaceImpl::switchCamera() {
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_impl.perform(RTC_FROM_HERE, [](VideoCaptureInterfaceObject *impl) {
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impl->switchCamera();
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});
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}
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void VideoCaptureInterfaceImpl::setState(VideoState state) {
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_impl.perform(RTC_FROM_HERE, [state](VideoCaptureInterfaceObject *impl) {
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impl->setState(state);
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});
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}
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void VideoCaptureInterfaceImpl::setPreferredAspectRatio(float aspectRatio) {
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_impl.perform(RTC_FROM_HERE, [aspectRatio](VideoCaptureInterfaceObject *impl) {
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impl->setPreferredAspectRatio(aspectRatio);
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});
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}
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void VideoCaptureInterfaceImpl::setOutput(std::shared_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> sink) {
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_impl.perform(RTC_FROM_HERE, [sink](VideoCaptureInterfaceObject *impl) {
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impl->setOutput(sink);
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});
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}
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ThreadLocalObject<VideoCaptureInterfaceObject> *VideoCaptureInterfaceImpl::object() {
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return &_impl;
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}
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} // namespace tgcalls
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