1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/*
* Copyright 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#import "RTCRtpEncodingParameters+Private.h"
#import "helpers/NSString+StdString.h"
@implementation RTC_OBJC_TYPE (RTCRtpEncodingParameters)
@synthesize rid = _rid;
@synthesize isActive = _isActive;
@synthesize maxBitrateBps = _maxBitrateBps;
@synthesize minBitrateBps = _minBitrateBps;
@synthesize maxFramerate = _maxFramerate;
@synthesize numTemporalLayers = _numTemporalLayers;
@synthesize scaleResolutionDownBy = _scaleResolutionDownBy;
@synthesize ssrc = _ssrc;
@synthesize bitratePriority = _bitratePriority;
@synthesize networkPriority = _networkPriority;
@synthesize adaptiveAudioPacketTime = _adaptiveAudioPacketTime;
- (instancetype)init {
webrtc::RtpEncodingParameters nativeParameters;
return [self initWithNativeParameters:nativeParameters];
}
- (instancetype)initWithNativeParameters:
(const webrtc::RtpEncodingParameters &)nativeParameters {
self = [super init];
if (self) {
if (!nativeParameters.rid.empty()) {
_rid = [NSString stringForStdString:nativeParameters.rid];
}
_isActive = nativeParameters.active;
if (nativeParameters.max_bitrate_bps) {
_maxBitrateBps =
[NSNumber numberWithInt:*nativeParameters.max_bitrate_bps];
}
if (nativeParameters.min_bitrate_bps) {
_minBitrateBps =
[NSNumber numberWithInt:*nativeParameters.min_bitrate_bps];
}
if (nativeParameters.max_framerate) {
_maxFramerate = [NSNumber numberWithInt:*nativeParameters.max_framerate];
}
if (nativeParameters.num_temporal_layers) {
_numTemporalLayers =
[NSNumber numberWithInt:*nativeParameters.num_temporal_layers];
}
if (nativeParameters.scale_resolution_down_by) {
_scaleResolutionDownBy = [NSNumber
numberWithDouble:*nativeParameters.scale_resolution_down_by];
}
if (nativeParameters.ssrc) {
_ssrc = [NSNumber numberWithUnsignedLong:*nativeParameters.ssrc];
}
_bitratePriority = nativeParameters.bitrate_priority;
_networkPriority = [RTC_OBJC_TYPE(RTCRtpEncodingParameters)
priorityFromNativePriority:nativeParameters.network_priority];
_adaptiveAudioPacketTime = nativeParameters.adaptive_ptime;
}
return self;
}
- (webrtc::RtpEncodingParameters)nativeParameters {
webrtc::RtpEncodingParameters parameters;
if (_rid != nil) {
parameters.rid = [NSString stdStringForString:_rid];
}
parameters.active = _isActive;
if (_maxBitrateBps != nil) {
parameters.max_bitrate_bps = std::optional<int>(_maxBitrateBps.intValue);
}
if (_minBitrateBps != nil) {
parameters.min_bitrate_bps = std::optional<int>(_minBitrateBps.intValue);
}
if (_maxFramerate != nil) {
parameters.max_framerate = std::optional<int>(_maxFramerate.intValue);
}
if (_numTemporalLayers != nil) {
parameters.num_temporal_layers =
std::optional<int>(_numTemporalLayers.intValue);
}
if (_scaleResolutionDownBy != nil) {
parameters.scale_resolution_down_by =
std::optional<double>(_scaleResolutionDownBy.doubleValue);
}
if (_ssrc != nil) {
parameters.ssrc = std::optional<uint32_t>(_ssrc.unsignedLongValue);
}
parameters.bitrate_priority = _bitratePriority;
parameters.network_priority = [RTC_OBJC_TYPE(RTCRtpEncodingParameters)
nativePriorityFromPriority:_networkPriority];
parameters.adaptive_ptime = _adaptiveAudioPacketTime;
return parameters;
}
+ (webrtc::Priority)nativePriorityFromPriority:(RTCPriority)networkPriority {
switch (networkPriority) {
case RTCPriorityVeryLow:
return webrtc::Priority::kVeryLow;
case RTCPriorityLow:
return webrtc::Priority::kLow;
case RTCPriorityMedium:
return webrtc::Priority::kMedium;
case RTCPriorityHigh:
return webrtc::Priority::kHigh;
}
}
+ (RTCPriority)priorityFromNativePriority:(webrtc::Priority)nativePriority {
switch (nativePriority) {
case webrtc::Priority::kVeryLow:
return RTCPriorityVeryLow;
case webrtc::Priority::kLow:
return RTCPriorityLow;
case webrtc::Priority::kMedium:
return RTCPriorityMedium;
case webrtc::Priority::kHigh:
return RTCPriorityHigh;
}
}
@end
|
