1/*
2 * Copyright (C) 2013 Cable Television Laboratories, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
23 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef InbandTextTrackPrivateGStreamer_h
27#define InbandTextTrackPrivateGStreamer_h
28
29#if ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)
30
31#include "GRefPtrGStreamer.h"
32#include "InbandTextTrackPrivate.h"
33#include "TrackPrivateBaseGStreamer.h"
34#include <wtf/gobject/GMainLoopSource.h>
35
36namespace WebCore {
37
38class MediaPlayerPrivateGStreamer;
39typedef struct _GstSample GstSample;
40
41class InbandTextTrackPrivateGStreamer : public InbandTextTrackPrivate, public TrackPrivateBaseGStreamer {
42public:
43    static PassRefPtr<InbandTextTrackPrivateGStreamer> create(gint index, GRefPtr<GstPad> pad)
44    {
45        return adoptRef(new InbandTextTrackPrivateGStreamer(index, pad));
46    }
47
48    virtual void disconnect() override;
49
50    virtual AtomicString label() const override { return m_label; }
51    virtual AtomicString language() const override { return m_language; }
52
53    virtual int trackIndex() const override { return m_index; }
54    String streamId() const { return m_streamId; }
55
56    void handleSample(GRefPtr<GstSample>);
57    void streamChanged();
58
59    void notifyTrackOfSample();
60    void notifyTrackOfStreamChanged();
61
62private:
63    InbandTextTrackPrivateGStreamer(gint index, GRefPtr<GstPad>);
64
65    GMainLoopSource m_sampleTimerHandler;
66    GMainLoopSource m_streamTimerHandler;
67    gulong m_eventProbe;
68    Vector<GRefPtr<GstSample> > m_pendingSamples;
69    String m_streamId;
70    Mutex m_sampleMutex;
71};
72
73} // namespace WebCore
74
75#endif // ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)
76
77#endif // InbandTextTrackPrivateGStreamer_h
78