git.sesse.net Git - kdenlive/blob - src/blackmagic/capture.h

   1 #ifndef __CAPTURE_H__
   2 #define __CAPTURE_H__
   3
   4 #include "include/DeckLinkAPI.h"
   5
   6 #include <QWidget>
   7 #include <QObject>
   8 #include <QLayout>
   9
  10 class CDeckLinkGLWidget;
  11 class PlaybackDelegate;
  12
  13 class DeckLinkCaptureDelegate : public QObject, public IDeckLinkInputCallback
  14 {
  15 Q_OBJECT
  16 public:
  17         DeckLinkCaptureDelegate();
  18         virtual ~DeckLinkCaptureDelegate();
  19
  20         virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID /*iid*/, LPVOID */*ppv*/) { return E_NOINTERFACE; }
  21         virtual ULONG STDMETHODCALLTYPE AddRef(void);
  22         virtual ULONG STDMETHODCALLTYPE  Release(void);
  23         virtual HRESULT STDMETHODCALLTYPE VideoInputFormatChanged(BMDVideoInputFormatChangedEvents, IDeckLinkDisplayMode*, BMDDetectedVideoInputFormatFlags);
  24         virtual HRESULT STDMETHODCALLTYPE VideoInputFrameArrived(IDeckLinkVideoInputFrame*, IDeckLinkAudioInputPacket*);
  25
  26 private:
  27         ULONG                           m_refCount;
  28         pthread_mutex_t         m_mutex;
  29 signals:
  30         void gotTimeCode(ulong);
  31         void gotMessage(const QString &);
  32 };
  33
  34 class CaptureHandler : public QObject
  35 {
  36   Q_OBJECT
  37 public:
  38         CaptureHandler(QVBoxLayout *lay, QWidget *parent = 0);
  39         ~CaptureHandler();
  40         CDeckLinkGLWidget *previewView;
  41         void startPreview(int deviceId, int captureMode);
  42         void stopPreview();
  43         void startCapture(const QString &path);
  44         void stopCapture();
  45         void captureFrame(const QString &fname);
  46         void showOverlay(QImage img, bool transparent = true);
  47         void hideOverlay();
  48         void hidePreview(bool hide);
  49
  50 private:
  51         IDeckLinkIterator               *deckLinkIterator;
  52         DeckLinkCaptureDelegate         *delegate;
  53         IDeckLinkDisplayMode            *displayMode;
  54         IDeckLink                       *deckLink;
  55         IDeckLinkInput                  *deckLinkInput;
  56         IDeckLinkDisplayModeIterator    *displayModeIterator;
  57         QVBoxLayout *m_layout;
  58         QWidget *m_parent;
  59
  60 signals:
  61         void gotTimeCode(ulong);
  62         void gotMessage(const QString &);
  63 };
  64
  65
  66 #endif