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#include "config.h"
27
28#if ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)
29
30#include "VideoTrackPrivateGStreamer.h"
31
32#include "MediaPlayerPrivateGStreamer.h"
33#include <glib-object.h>
34
35namespace WebCore {
36
37VideoTrackPrivateGStreamer::VideoTrackPrivateGStreamer(WeakPtr<MediaPlayerPrivateGStreamer> player, gint index, GRefPtr<GstPad> pad)
38 : TrackPrivateBaseGStreamer(this, index, pad)
39 , m_player(player)
40{
41 // FIXME: Get a real ID from the tkhd atom.
42 m_id = "V" + String::number(index);
43 notifyTrackOfActiveChanged();
44}
45
46#if GST_CHECK_VERSION(1, 10, 0)
47VideoTrackPrivateGStreamer::VideoTrackPrivateGStreamer(WeakPtr<MediaPlayerPrivateGStreamer> player, gint index, GRefPtr<GstStream> stream)
48 : TrackPrivateBaseGStreamer(this, index, stream)
49 , m_player(player)
50{
51 gint kind;
52 auto tags = adoptGRef(gst_stream_get_tags(m_stream.get()));
53
54 if (tags && gst_tag_list_get_int(tags.get(), "webkit-media-stream-kind", &kind) && kind == static_cast<int>(VideoTrackPrivate::Kind::Main)) {
55 GstStreamFlags streamFlags = gst_stream_get_stream_flags(stream.get());
56 gst_stream_set_stream_flags(stream.get(), static_cast<GstStreamFlags>(streamFlags | GST_STREAM_FLAG_SELECT));
57 }
58
59 m_id = gst_stream_get_stream_id(stream.get());
60 if (gst_stream_get_stream_flags(stream.get()) & GST_STREAM_FLAG_SELECT)
61 markAsActive();
62 notifyTrackOfActiveChanged();
63}
64
65VideoTrackPrivate::Kind VideoTrackPrivateGStreamer::kind() const
66{
67 if (m_stream.get() && gst_stream_get_stream_flags(m_stream.get()) & GST_STREAM_FLAG_SELECT)
68 return VideoTrackPrivate::Kind::Main;
69
70 return VideoTrackPrivate::kind();
71}
72#endif
73
74void VideoTrackPrivateGStreamer::disconnect()
75{
76 m_player = nullptr;
77 TrackPrivateBaseGStreamer::disconnect();
78}
79
80void VideoTrackPrivateGStreamer::markAsActive()
81{
82 VideoTrackPrivate::setSelected(true);
83}
84
85void VideoTrackPrivateGStreamer::setSelected(bool selected)
86{
87 if (selected == this->selected())
88 return;
89 VideoTrackPrivate::setSelected(selected);
90
91 if (selected && m_player)
92 m_player->enableTrack(TrackPrivateBaseGStreamer::TrackType::Video, m_index);
93}
94
95} // namespace WebCore
96
97#endif // ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)
98