/* ------------------------------------------------------------------
 * GEM - Graphics Environment for Multimedia
 *
 * SPDX-FileCopyrightText: © 2015, IOhannes m zmölnig and the GEM contributors
 * SPDX-License-Identifier: GPL-3.0-or-later WITH LicenseRef-GPL3-linking-exception-DECKLINK
 *
 * ------------------------------------------------------------------
 */

#ifndef _INCLUDE_GEMPLUGIN__VIDEODECKLINK_VIDEODECKLINK_H_
#define _INCLUDE_GEMPLUGIN__VIDEODECKLINK_VIDEODECKLINK_H_

#include "plugins/video.h"
#include "Gem/Image.h"
#include "Utils/ThreadMutex.h"

#include <DeckLinkAPI.h>

namespace gem
{
namespace plugins
{
class GEM_EXPORT videoDECKLINK : public video
{
private:
  std::string m_name; // 'decklink'

  /* device selection by name/number */
  std::string m_devname; // "Mini Recorder #1"?
  int m_devnum; // selected device number (or -1)

  /* format selection by name/number */
  std::string m_formatname;
  int m_formatnum;

  gem::thread::Mutex m_mutex;

  pixBlock m_pixBlock;
  Properties m_props;

  IDeckLinkIterator*m_dlIterator;
  IDeckLink*m_dl;
  IDeckLinkInput* m_dlInput;
  IDeckLinkDisplayMode*m_displayMode;
  IDeckLinkConfiguration *m_dlConfig;
  BMDVideoConnection m_connectionType;
  IDeckLinkInputCallback*m_dlCallback;

public:
  BMDPixelFormat m_pixelFormat;

  videoDECKLINK(void);

  virtual ~videoDECKLINK(void);

  virtual bool open(gem::Properties&props);
  virtual void close(void);

  virtual bool start(void);
  virtual bool stop(void);

  virtual pixBlock *getFrame(void);
  virtual void releaseFrame(void);

  /* to be called from the capturing thread */
  void setFrame(unsigned int w, unsigned int h, unsigned int format,
                unsigned char*data);

  virtual std::vector<std::string>enumerate(void);
  virtual bool setDevice(int ID);
  virtual bool setDevice(const std::string&);


  virtual bool enumProperties(gem::Properties&readable,
                              gem::Properties&writeable);
  virtual void setProperties(gem::Properties&props);
  virtual bool trySetProperties(gem::Properties&props, bool);
  virtual void getProperties(gem::Properties&props);

  virtual std::vector<std::string>dialogs(void);
  // for pix_video: query whether this backend provides access to this class of devices
  // (e.g. "dv")
  virtual bool provides(const std::string&);
  // get a list of all provided devices
  virtual std::vector<std::string>provides(void);

  // gets the name of the backend (e.g. "decklink")
  virtual const std::string getName(void);

  virtual bool isThreadable(void)
  {
    return false;
    return true;
  }
  virtual bool reset(void)
  {
    return true;
  }
  virtual bool grabAsynchronous(bool)
  {
    return false;
    return true;
  }
  virtual bool dialog(std::vector<std::string>names=
                        std::vector<std::string>())
  {
    return false;
  }
  virtual bool         setColor(int)
  {
    return false;
  }
};
};
}; // namespace

#endif  // for header file
