1 files changed, 91 insertions, 0 deletions
diff --git a/src/plugins/multimedia/gstreamer/mediacapture/qgstreamermediaencoder_p.h b/src/plugins/multimedia/gstreamer/mediacapture/qgstreamermediaencoder_p.h
new file mode 100644
index 000000000..56e8c193b
--- /dev/null
+++ b/src/plugins/multimedia/gstreamer/mediacapture/qgstreamermediaencoder_p.h
@@ -0,0 +1,91 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+
+#ifndef QGSTREAMERENCODERCONTROL_H
+#define QGSTREAMERENCODERCONTROL_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <mediacapture/qgstreamermediacapture_p.h>
+#include <common/qgstreamermetadata_p.h>
+
+#include <QtMultimedia/private/qplatformmediarecorder_p.h>
+#include <QtCore/qurl.h>
+#include <QtCore/qdir.h>
+#include <QtCore/qelapsedtimer.h>
+#include <QtCore/qtimer.h>
+
+QT_BEGIN_NAMESPACE
+
+class QMediaMetaData;
+class QGstreamerMessage;
+
+class QGstreamerMediaEncoder : public QPlatformMediaRecorder, QGstreamerBusMessageFilter
+{
+public:
+    explicit QGstreamerMediaEncoder(QMediaRecorder *parent);
+    virtual ~QGstreamerMediaEncoder();
+
+    bool isLocationWritable(const QUrl &sink) const override;
+
+    qint64 duration() const override;
+
+    void record(QMediaEncoderSettings &settings) override;
+    void pause() override;
+    void resume() override;
+    void stop() override;
+
+    void setMetaData(const QMediaMetaData &) override;
+    QMediaMetaData metaData() const override;
+
+    void setCaptureSession(QPlatformMediaCaptureSession *session);
+
+    QGstElement getEncoder() { return gstEncoder; }
+private:
+    bool processBusMessage(const QGstreamerMessage& message) override;
+
+private:
+    struct PauseControl {
+        explicit PauseControl(QPlatformMediaRecorder &encoder) : encoder(encoder) { }
+
+        GstPadProbeReturn processBuffer(QGstPad pad, GstPadProbeInfo *info);
+        void installOn(QGstPad pad);
+        void reset();
+
+        QPlatformMediaRecorder &encoder;
+        GstClockTime pauseOffsetPts = 0;
+        std::optional<GstClockTime> pauseStartPts;
+        std::optional<GstClockTime> firstBufferPts;
+        qint64 duration = 0;
+    };
+
+    PauseControl audioPauseControl;
+    PauseControl videoPauseControl;
+
+    void handleSessionError(QMediaRecorder::Error code, const QString &description);
+    void finalize();
+
+    QGstreamerMediaCapture *m_session = nullptr;
+    QMediaMetaData m_metaData;
+    QTimer signalDurationChangedTimer;
+
+    QGstPipeline capturePipeline;
+    QGstBin gstEncoder;
+    QGstElement gstFileSink;
+
+    bool m_finalizing = false;
+};
+
+QT_END_NAMESPACE
+
+#endif // QGSTREAMERENCODERCONTROL_H