Steve Anton | 8cb344a | 2018-02-27 15:34:53 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2018 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #import "RTCRtpTransceiver+Private.h" |
| 12 | |
| 13 | #import "NSString+StdString.h" |
| 14 | #import "RTCRtpEncodingParameters+Private.h" |
| 15 | #import "RTCRtpParameters+Private.h" |
| 16 | #import "RTCRtpReceiver+Private.h" |
| 17 | #import "RTCRtpSender+Private.h" |
| 18 | #import "WebRTC/RTCLogging.h" |
| 19 | |
| 20 | @implementation RTCRtpTransceiverInit |
| 21 | |
| 22 | @synthesize direction = _direction; |
| 23 | @synthesize streamLabels = _streamLabels; |
| 24 | @synthesize sendEncodings = _sendEncodings; |
| 25 | |
| 26 | - (instancetype)init { |
| 27 | if (self = [super init]) { |
| 28 | _direction = RTCRtpTransceiverDirectionSendRecv; |
| 29 | } |
| 30 | return self; |
| 31 | } |
| 32 | |
| 33 | - (webrtc::RtpTransceiverInit)nativeInit { |
| 34 | webrtc::RtpTransceiverInit init; |
| 35 | init.direction = [RTCRtpTransceiver nativeRtpTransceiverDirectionFromDirection:_direction]; |
| 36 | for (NSString *streamLabel in _streamLabels) { |
| 37 | init.stream_labels.push_back([streamLabel UTF8String]); |
| 38 | } |
| 39 | for (RTCRtpEncodingParameters *sendEncoding in _sendEncodings) { |
| 40 | init.send_encodings.push_back(sendEncoding.nativeParameters); |
| 41 | } |
| 42 | return init; |
| 43 | } |
| 44 | |
| 45 | @end |
| 46 | |
| 47 | @implementation RTCRtpTransceiver { |
| 48 | rtc::scoped_refptr<webrtc::RtpTransceiverInterface> _nativeRtpTransceiver; |
| 49 | } |
| 50 | |
| 51 | - (RTCRtpMediaType)mediaType { |
| 52 | return [RTCRtpReceiver mediaTypeForNativeMediaType:_nativeRtpTransceiver->media_type()]; |
| 53 | } |
| 54 | |
| 55 | - (NSString *)mid { |
| 56 | if (_nativeRtpTransceiver->mid()) { |
| 57 | return [NSString stringForStdString:*_nativeRtpTransceiver->mid()]; |
| 58 | } else { |
| 59 | return nil; |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | @synthesize sender = _sender; |
| 64 | @synthesize receiver = _receiver; |
| 65 | |
| 66 | - (BOOL)isStopped { |
| 67 | return _nativeRtpTransceiver->stopped(); |
| 68 | } |
| 69 | |
| 70 | - (RTCRtpTransceiverDirection)direction { |
| 71 | return [RTCRtpTransceiver |
| 72 | rtpTransceiverDirectionFromNativeDirection:_nativeRtpTransceiver->direction()]; |
| 73 | } |
| 74 | |
| 75 | - (void)setDirection:(RTCRtpTransceiverDirection)direction { |
| 76 | _nativeRtpTransceiver->SetDirection( |
| 77 | [RTCRtpTransceiver nativeRtpTransceiverDirectionFromDirection:direction]); |
| 78 | } |
| 79 | |
| 80 | - (BOOL)currentDirection:(RTCRtpTransceiverDirection *)currentDirectionOut { |
| 81 | if (_nativeRtpTransceiver->current_direction()) { |
| 82 | *currentDirectionOut = [RTCRtpTransceiver |
| 83 | rtpTransceiverDirectionFromNativeDirection:*_nativeRtpTransceiver->current_direction()]; |
| 84 | return YES; |
| 85 | } else { |
| 86 | return NO; |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | - (void)stop { |
| 91 | _nativeRtpTransceiver->Stop(); |
| 92 | } |
| 93 | |
| 94 | - (NSString *)description { |
| 95 | return [NSString |
| 96 | stringWithFormat:@"RTCRtpTransceiver {\n sender: %@\n receiver: %@\n}", _sender, _receiver]; |
| 97 | } |
| 98 | |
| 99 | - (BOOL)isEqual:(id)object { |
| 100 | if (self == object) { |
| 101 | return YES; |
| 102 | } |
| 103 | if (object == nil) { |
| 104 | return NO; |
| 105 | } |
| 106 | if (![object isMemberOfClass:[self class]]) { |
| 107 | return NO; |
| 108 | } |
| 109 | RTCRtpTransceiver *transceiver = (RTCRtpTransceiver *)object; |
| 110 | return _nativeRtpTransceiver == transceiver.nativeRtpTransceiver; |
| 111 | } |
| 112 | |
| 113 | - (NSUInteger)hash { |
| 114 | return (NSUInteger)_nativeRtpTransceiver.get(); |
| 115 | } |
| 116 | |
| 117 | #pragma mark - Private |
| 118 | |
| 119 | - (rtc::scoped_refptr<webrtc::RtpTransceiverInterface>)nativeRtpTransceiver { |
| 120 | return _nativeRtpTransceiver; |
| 121 | } |
| 122 | |
| 123 | - (instancetype)initWithNativeRtpTransceiver: |
| 124 | (rtc::scoped_refptr<webrtc::RtpTransceiverInterface>)nativeRtpTransceiver { |
| 125 | NSParameterAssert(nativeRtpTransceiver); |
| 126 | if (self = [super init]) { |
| 127 | _nativeRtpTransceiver = nativeRtpTransceiver; |
| 128 | _sender = [[RTCRtpSender alloc] initWithNativeRtpSender:nativeRtpTransceiver->sender()]; |
| 129 | _receiver = [[RTCRtpReceiver alloc] initWithNativeRtpReceiver:nativeRtpTransceiver->receiver()]; |
| 130 | RTCLogInfo(@"RTCRtpTransceiver(%p): created transceiver: %@", self, self.description); |
| 131 | } |
| 132 | return self; |
| 133 | } |
| 134 | |
| 135 | + (webrtc::RtpTransceiverDirection)nativeRtpTransceiverDirectionFromDirection: |
| 136 | (RTCRtpTransceiverDirection)direction { |
| 137 | switch (direction) { |
| 138 | case RTCRtpTransceiverDirectionSendRecv: |
| 139 | return webrtc::RtpTransceiverDirection::kSendRecv; |
| 140 | case RTCRtpTransceiverDirectionSendOnly: |
| 141 | return webrtc::RtpTransceiverDirection::kSendOnly; |
| 142 | case RTCRtpTransceiverDirectionRecvOnly: |
| 143 | return webrtc::RtpTransceiverDirection::kRecvOnly; |
| 144 | case RTCRtpTransceiverDirectionInactive: |
| 145 | return webrtc::RtpTransceiverDirection::kInactive; |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | + (RTCRtpTransceiverDirection)rtpTransceiverDirectionFromNativeDirection: |
| 150 | (webrtc::RtpTransceiverDirection)nativeDirection { |
| 151 | switch (nativeDirection) { |
| 152 | case webrtc::RtpTransceiverDirection::kSendRecv: |
| 153 | return RTCRtpTransceiverDirectionSendRecv; |
| 154 | case webrtc::RtpTransceiverDirection::kSendOnly: |
| 155 | return RTCRtpTransceiverDirectionSendOnly; |
| 156 | case webrtc::RtpTransceiverDirection::kRecvOnly: |
| 157 | return RTCRtpTransceiverDirectionRecvOnly; |
| 158 | case webrtc::RtpTransceiverDirection::kInactive: |
| 159 | return RTCRtpTransceiverDirectionInactive; |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | @end |