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// Copyright (C) 2021 The Qt Company
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QGSTSUBTITLESINK_P_H
#define QGSTSUBTITLESINK_P_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 <QtMultimedia/private/qtmultimediaglobal_p.h>
#include <QtCore/qlist.h>
#include <QtCore/qmutex.h>
#include <QtCore/qqueue.h>
#include <QtCore/qpointer.h>
#include <QtCore/qwaitcondition.h>
#include <common/qgst_p.h>
#include <gst/base/gstbasesink.h>
QT_BEGIN_NAMESPACE
class QGstreamerVideoSink;
class QGstSubtitleSink
{
public:
GstBaseSink parent{};
static QGstSubtitleSink *createSink(QGstreamerVideoSink *sink);
private:
static GType get_type();
static void class_init(gpointer g_class, gpointer class_data);
static void base_init(gpointer g_class);
static void instance_init(GTypeInstance *instance, gpointer g_class);
static void finalize(GObject *object);
static GstStateChangeReturn change_state(GstElement *element, GstStateChange transition);
static GstCaps *get_caps(GstBaseSink *sink, GstCaps *filter);
static gboolean set_caps(GstBaseSink *sink, GstCaps *caps);
static gboolean propose_allocation(GstBaseSink *sink, GstQuery *query);
static GstFlowReturn wait_event(GstBaseSink * sink, GstEvent * event);
static GstFlowReturn render(GstBaseSink *sink, GstBuffer *buffer);
private:
QGstreamerVideoSink *sink = nullptr;
};
class QGstSubtitleSinkClass
{
public:
GstBaseSinkClass parent_class;
};
QT_END_NAMESPACE
#endif
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