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| 39 | |
| 40 | #ifndef QGSTREAMERVIDEOPROBECONTROL_H |
| 41 | #define QGSTREAMERVIDEOPROBECONTROL_H |
| 42 | |
| 43 | // |
| 44 | // W A R N I N G |
| 45 | // ------------- |
| 46 | // |
| 47 | // This file is not part of the Qt API. It exists purely as an |
| 48 | // implementation detail. This header file may change from version to |
| 49 | // version without notice, or even be removed. |
| 50 | // |
| 51 | // We mean it. |
| 52 | // |
| 53 | |
| 54 | #include <private/qgsttools_global_p.h> |
| 55 | #include <gst/gst.h> |
| 56 | #include <gst/video/video.h> |
| 57 | #include <qmediavideoprobecontrol.h> |
| 58 | #include <QtCore/qmutex.h> |
| 59 | #include <qvideoframe.h> |
| 60 | #include <qvideosurfaceformat.h> |
| 61 | |
| 62 | #include <private/qgstreamerbufferprobe_p.h> |
| 63 | |
| 64 | QT_BEGIN_NAMESPACE |
| 65 | |
| 66 | class Q_GSTTOOLS_EXPORT QGstreamerVideoProbeControl |
| 67 | : public QMediaVideoProbeControl |
| 68 | , public QGstreamerBufferProbe |
| 69 | , public QSharedData |
| 70 | { |
| 71 | Q_OBJECT |
| 72 | public: |
| 73 | explicit QGstreamerVideoProbeControl(QObject *parent); |
| 74 | virtual ~QGstreamerVideoProbeControl(); |
| 75 | |
| 76 | void probeCaps(GstCaps *caps) override; |
| 77 | bool probeBuffer(GstBuffer *buffer) override; |
| 78 | |
| 79 | void startFlushing(); |
| 80 | void stopFlushing(); |
| 81 | |
| 82 | private slots: |
| 83 | void frameProbed(); |
| 84 | |
| 85 | private: |
| 86 | QVideoSurfaceFormat m_format; |
| 87 | QVideoFrame m_pendingFrame; |
| 88 | QMutex m_frameMutex; |
| 89 | #if GST_CHECK_VERSION(1,0,0) |
| 90 | GstVideoInfo m_videoInfo; |
| 91 | #else |
| 92 | int m_bytesPerLine = 0; |
| 93 | #endif |
| 94 | bool m_flushing = false; |
| 95 | bool m_frameProbed = false; // true if at least one frame was probed |
| 96 | }; |
| 97 | |
| 98 | QT_END_NAMESPACE |
| 99 | |
| 100 | #endif // QGSTREAMERVIDEOPROBECONTROL_H |
| 101 | |