stream.h
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/* akvirtualcamera, virtual camera for Mac and Windows.
* Copyright (C) 2020 Gonzalo Exequiel Pedone
*
* akvirtualcamera is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* akvirtualcamera is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#ifndef STREAM_H
#define STREAM_H
#include "VCamUtils/src/fraction.h"
#include "VCamUtils/src/videoframetypes.h"
#include "VCamUtils/src/ipcbridge.h"
#include "object.h"
#include "queue.h"
namespace AkVCam
{
class StreamPrivate;
class Device;
class Stream;
class VideoFrame;
using StreamPtr = std::shared_ptr<Stream>;
using SampleBufferQueue = Queue<CMSampleBufferRef>;
using SampleBufferQueuePtr = QueuePtr<CMSampleBufferRef>;
class Stream: public Object
{
public:
Stream(bool registerObject=false, Object *m_parent=nullptr);
Stream(const Stream &other) = delete;
~Stream();
OSStatus createObject();
OSStatus registerObject(bool regist=true);
Device *device() const;
void setDevice(Device *device);
void setBridge(IpcBridgePtr bridge);
void setFormats(const std::vector<VideoFormat> &formats);
void setFormat(const VideoFormat &format);
void setFrameRate(const Fraction &frameRate);
bool start();
void stop();
bool running();
void frameReady(const VideoFrame &frame, bool isActive);
void setPicture(const std::string &picture);
void setHorizontalMirror(bool horizontalMirror);
void setVerticalMirror(bool verticalMirror);
void setScaling(Scaling scaling);
void setAspectRatio(AspectRatio aspectRatio);
void setSwapRgb(bool swap);
// Stream Interface
OSStatus copyBufferQueue(CMIODeviceStreamQueueAlteredProc queueAlteredProc,
void *queueAlteredRefCon,
CMSimpleQueueRef *queue);
OSStatus deckPlay();
OSStatus deckStop();
OSStatus deckJog(SInt32 speed);
OSStatus deckCueTo(Float64 frameNumber, Boolean playOnCue);
private:
StreamPrivate *d;
friend class StreamPrivate;
};
}
#endif // STREAM_H