[WPE][GTK] Bump minimum versions of GLib, GTK, libsoup, ATK, GStreamer, and Cairo
[WebKit-https.git] / Source / WebCore / platform / graphics / gstreamer / VideoTrackPrivateGStreamer.cpp
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
35 namespace WebCore {
36
37 VideoTrackPrivateGStreamer::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 VideoTrackPrivateGStreamer::VideoTrackPrivateGStreamer(WeakPtr<MediaPlayerPrivateGStreamer> player, gint index, GRefPtr<GstStream> stream)
47     : TrackPrivateBaseGStreamer(this, index, stream)
48     , m_player(player)
49 {
50     gint kind;
51     auto tags = adoptGRef(gst_stream_get_tags(m_stream.get()));
52
53     if (tags && gst_tag_list_get_int(tags.get(), "webkit-media-stream-kind", &kind) && kind == static_cast<int>(VideoTrackPrivate::Kind::Main)) {
54         GstStreamFlags streamFlags = gst_stream_get_stream_flags(stream.get());
55         gst_stream_set_stream_flags(stream.get(), static_cast<GstStreamFlags>(streamFlags | GST_STREAM_FLAG_SELECT));
56     }
57
58     m_id = gst_stream_get_stream_id(stream.get());
59     if (gst_stream_get_stream_flags(stream.get()) & GST_STREAM_FLAG_SELECT)
60         markAsActive();
61     notifyTrackOfActiveChanged();
62 }
63
64 VideoTrackPrivate::Kind VideoTrackPrivateGStreamer::kind() const
65 {
66     if (m_stream.get() && gst_stream_get_stream_flags(m_stream.get()) & GST_STREAM_FLAG_SELECT)
67         return VideoTrackPrivate::Kind::Main;
68
69     return VideoTrackPrivate::kind();
70 }
71
72 void VideoTrackPrivateGStreamer::disconnect()
73 {
74     m_player = nullptr;
75     TrackPrivateBaseGStreamer::disconnect();
76 }
77
78 void VideoTrackPrivateGStreamer::markAsActive()
79 {
80     VideoTrackPrivate::setSelected(true);
81 }
82
83 void VideoTrackPrivateGStreamer::setSelected(bool selected)
84 {
85     if (selected == this->selected())
86         return;
87     VideoTrackPrivate::setSelected(selected);
88
89     if (selected && m_player)
90         m_player->enableTrack(TrackPrivateBaseGStreamer::TrackType::Video, m_index);
91 }
92
93 } // namespace WebCore
94
95 #endif // ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)