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
35namespace WebCore {
36
37AudioTrackPrivateGStreamer::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#if GST_CHECK_VERSION(1, 10, 0)
47AudioTrackPrivateGStreamer::AudioTrackPrivateGStreamer(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
63 notifyTrackOfActiveChanged();
64}
65
66AudioTrackPrivate::Kind AudioTrackPrivateGStreamer::kind() const
67{
68 if (m_stream.get() && gst_stream_get_stream_flags(m_stream.get()) & GST_STREAM_FLAG_SELECT)
69 return AudioTrackPrivate::Kind::Main;
70
71 return AudioTrackPrivate::kind();
72}
73#endif
74
75void AudioTrackPrivateGStreamer::disconnect()
76{
77 m_player = nullptr;
78 TrackPrivateBaseGStreamer::disconnect();
79}
80
81void AudioTrackPrivateGStreamer::markAsActive()
82{
83 AudioTrackPrivate::setEnabled(true);
84}
85
86void AudioTrackPrivateGStreamer::setEnabled(bool enabled)
87{
88 if (enabled == this->enabled())
89 return;
90 AudioTrackPrivate::setEnabled(enabled);
91
92 if (enabled && m_player)
93 m_player->enableTrack(TrackPrivateBaseGStreamer::TrackType::Audio, m_index);
94}
95
96} // namespace WebCore
97
98#endif // ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(VIDEO_TRACK)
99