[WPE][GTK] Bump minimum versions of GLib, GTK, libsoup, ATK, GStreamer, and Cairo
[WebKit-https.git] / Source / WebCore / platform / graphics / gstreamer / AudioTrackPrivateGStreamer.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 "AudioTrackPrivateGStreamer.h"
31
32 #include "MediaPlayerPrivateGStreamer.h"
33 #include <glib-object.h>
34
35 namespace WebCore {
36
37 AudioTrackPrivateGStreamer::AudioTrackPrivateGStreamer(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 = "A" + String::number(index);
43     notifyTrackOfActiveChanged();
44 }
45
46 AudioTrackPrivateGStreamer::AudioTrackPrivateGStreamer(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
62     notifyTrackOfActiveChanged();
63 }
64
65 AudioTrackPrivate::Kind AudioTrackPrivateGStreamer::kind() const
66 {
67     if (m_stream.get() && gst_stream_get_stream_flags(m_stream.get()) & GST_STREAM_FLAG_SELECT)
68         return AudioTrackPrivate::Kind::Main;
69
70     return AudioTrackPrivate::kind();
71 }
72
73 void AudioTrackPrivateGStreamer::disconnect()
74 {
75     m_player = nullptr;
76     TrackPrivateBaseGStreamer::disconnect();
77 }
78
79 void AudioTrackPrivateGStreamer::markAsActive()
80 {
81     AudioTrackPrivate::setEnabled(true);
82 }
83
84 void AudioTrackPrivateGStreamer::setEnabled(bool enabled)
85 {
86     if (enabled == this->enabled())
87         return;
88     AudioTrackPrivate::setEnabled(enabled);
89
90     if (enabled && m_player)
91         m_player->enableTrack(TrackPrivateBaseGStreamer::TrackType::Audio, m_index);
92 }
93
94 } // namespace WebCore
95
96 #endif // ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)