1 | /* |
2 | * Copyright (C) 2016 Apple Inc. All rights reserved. |
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 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
15 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
16 | * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
17 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
18 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
19 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
20 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
22 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
23 | */ |
24 | |
25 | #pragma once |
26 | |
27 | #if ENABLE(MEDIA_STREAM) |
28 | |
29 | #include "DoubleRange.h" |
30 | #include "LongRange.h" |
31 | #include <wtf/Variant.h> |
32 | #include <wtf/Vector.h> |
33 | #include <wtf/text/WTFString.h> |
34 | |
35 | namespace WebCore { |
36 | |
37 | struct MediaConstraints; |
38 | |
39 | struct ConstrainBooleanParameters { |
40 | Optional<bool> exact; |
41 | Optional<bool> ideal; |
42 | }; |
43 | |
44 | struct ConstrainDOMStringParameters { |
45 | Optional<Variant<String, Vector<String>>> exact; |
46 | Optional<Variant<String, Vector<String>>> ideal; |
47 | }; |
48 | |
49 | struct ConstrainDoubleRange : DoubleRange { |
50 | Optional<double> exact; |
51 | Optional<double> ideal; |
52 | }; |
53 | |
54 | struct ConstrainLongRange : LongRange { |
55 | Optional<int> exact; |
56 | Optional<int> ideal; |
57 | }; |
58 | |
59 | using ConstrainBoolean = Variant<bool, ConstrainBooleanParameters>; |
60 | using ConstrainDOMString = Variant<String, Vector<String>, ConstrainDOMStringParameters>; |
61 | using ConstrainDouble = Variant<double, ConstrainDoubleRange>; |
62 | using ConstrainLong = Variant<int, ConstrainLongRange>; |
63 | |
64 | struct MediaTrackConstraintSet { |
65 | Optional<ConstrainLong> width; |
66 | Optional<ConstrainLong> height; |
67 | Optional<ConstrainDouble> aspectRatio; |
68 | Optional<ConstrainDouble> frameRate; |
69 | Optional<ConstrainDOMString> facingMode; |
70 | Optional<ConstrainDouble> volume; |
71 | Optional<ConstrainLong> sampleRate; |
72 | Optional<ConstrainLong> sampleSize; |
73 | Optional<ConstrainBoolean> echoCancellation; |
74 | Optional<ConstrainDOMString> deviceId; |
75 | Optional<ConstrainDOMString> groupId; |
76 | Optional<ConstrainDOMString> displaySurface; |
77 | Optional<ConstrainBoolean> logicalSurface; |
78 | }; |
79 | |
80 | struct MediaTrackConstraints : MediaTrackConstraintSet { |
81 | Optional<Vector<MediaTrackConstraintSet>> advanced; |
82 | }; |
83 | |
84 | MediaConstraints createMediaConstraints(const MediaTrackConstraints&); |
85 | |
86 | } |
87 | |
88 | #endif |
89 | |