capture.h

/*
 * Copyright (C) 2018 Microchip Technology Inc.  All rights reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef EGT_CAPTURE_H
#define EGT_CAPTURE_H
 
#include <egt/object.h>
#include <egt/signal.h>
#include <egt/types.h>
#include <memory>
#include <string>
 
namespace egt
{
inline namespace v1
{
 
namespace detail
{
class GstDecoderImpl;
}
 
class EGT_API CameraCapture : public Object
{
protected:
 
    std::unique_ptr<detail::GstDecoderImpl> m_impl;
 
public:
 
    SignalW<const std::string&> on_error;
 
    SignalW<const std::string&> on_connect;
 
    SignalW<const std::string&> on_disconnect;
    explicit CameraCapture(const std::string& output,
                           PixelFormat format = PixelFormat::yuyv,
                           const std::string& device = "/dev/video0");
 
    CameraCapture(const CameraCapture&) = delete;
    CameraCapture& operator=(const CameraCapture&) = delete;
    CameraCapture(CameraCapture&&) = default;
    CameraCapture& operator=(CameraCapture&&) = default;
 
    void set_output(const std::string& output,
                    const Size& size,
                    PixelFormat format = PixelFormat::yuyv);
 
    bool start();
 
    void stop();
 
    ~CameraCapture() override;
 
};
 
}
}
 
#endif