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/*
* Copyright 2018 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 "RTCRtpTransceiver+Private.h"
#import "RTCRtpEncodingParameters+Private.h"
#import "RTCRtpParameters+Private.h"
#import "RTCRtpReceiver+Private.h"
#import "RTCRtpSender+Private.h"
#import "base/RTCLogging.h"
#import "helpers/NSString+StdString.h"
NSString *const kRTCRtpTransceiverErrorDomain = @"org.webrtc.RTCRtpTranceiver";
@implementation RTC_OBJC_TYPE (RTCRtpTransceiverInit)
@synthesize direction = _direction;
@synthesize streamIds = _streamIds;
@synthesize sendEncodings = _sendEncodings;
- (instancetype)init {
if (self = [super init]) {
_direction = RTCRtpTransceiverDirectionSendRecv;
}
return self;
}
- (webrtc::RtpTransceiverInit)nativeInit {
webrtc::RtpTransceiverInit init;
init.direction =
[RTC_OBJC_TYPE(RTCRtpTransceiver) nativeRtpTransceiverDirectionFromDirection:_direction];
for (NSString *streamId in _streamIds) {
init.stream_ids.push_back([streamId UTF8String]);
}
for (RTC_OBJC_TYPE(RTCRtpEncodingParameters) * sendEncoding in _sendEncodings) {
init.send_encodings.push_back(sendEncoding.nativeParameters);
}
return init;
}
@end
@implementation RTC_OBJC_TYPE (RTCRtpTransceiver) {
RTC_OBJC_TYPE(RTCPeerConnectionFactory) * _factory;
rtc::scoped_refptr<webrtc::RtpTransceiverInterface> _nativeRtpTransceiver;
}
- (RTCRtpMediaType)mediaType {
return [RTC_OBJC_TYPE(RTCRtpReceiver)
mediaTypeForNativeMediaType:_nativeRtpTransceiver->media_type()];
}
- (NSString *)mid {
if (_nativeRtpTransceiver->mid()) {
return [NSString stringForStdString:*_nativeRtpTransceiver->mid()];
} else {
return nil;
}
}
@synthesize sender = _sender;
@synthesize receiver = _receiver;
- (BOOL)isStopped {
return _nativeRtpTransceiver->stopped();
}
- (RTCRtpTransceiverDirection)direction {
return [RTC_OBJC_TYPE(RTCRtpTransceiver)
rtpTransceiverDirectionFromNativeDirection:_nativeRtpTransceiver->direction()];
}
- (void)setDirection:(RTCRtpTransceiverDirection)direction error:(NSError **)error {
webrtc::RTCError nativeError = _nativeRtpTransceiver->SetDirectionWithError(
[RTC_OBJC_TYPE(RTCRtpTransceiver) nativeRtpTransceiverDirectionFromDirection:direction]);
if (!nativeError.ok() && error) {
*error = [NSError errorWithDomain:kRTCRtpTransceiverErrorDomain
code:static_cast<int>(nativeError.type())
userInfo:@{
@"message" : [NSString stringWithCString:nativeError.message()
encoding:NSUTF8StringEncoding]
}];
}
}
- (BOOL)currentDirection:(RTCRtpTransceiverDirection *)currentDirectionOut {
if (_nativeRtpTransceiver->current_direction()) {
*currentDirectionOut = [RTC_OBJC_TYPE(RTCRtpTransceiver)
rtpTransceiverDirectionFromNativeDirection:*_nativeRtpTransceiver->current_direction()];
return YES;
} else {
return NO;
}
}
- (void)stopInternal {
_nativeRtpTransceiver->StopInternal();
}
- (NSString *)description {
return [NSString
stringWithFormat:@"RTC_OBJC_TYPE(RTCRtpTransceiver) {\n sender: %@\n receiver: %@\n}",
_sender,
_receiver];
}
- (BOOL)isEqual:(id)object {
if (self == object) {
return YES;
}
if (object == nil) {
return NO;
}
if (![object isMemberOfClass:[self class]]) {
return NO;
}
RTC_OBJC_TYPE(RTCRtpTransceiver) *transceiver = (RTC_OBJC_TYPE(RTCRtpTransceiver) *)object;
return _nativeRtpTransceiver == transceiver.nativeRtpTransceiver;
}
- (NSUInteger)hash {
return (NSUInteger)_nativeRtpTransceiver.get();
}
#pragma mark - Private
- (rtc::scoped_refptr<webrtc::RtpTransceiverInterface>)nativeRtpTransceiver {
return _nativeRtpTransceiver;
}
- (instancetype)initWithFactory:(RTC_OBJC_TYPE(RTCPeerConnectionFactory) *)factory
nativeRtpTransceiver:
(rtc::scoped_refptr<webrtc::RtpTransceiverInterface>)nativeRtpTransceiver {
NSParameterAssert(factory);
NSParameterAssert(nativeRtpTransceiver);
if (self = [super init]) {
_factory = factory;
_nativeRtpTransceiver = nativeRtpTransceiver;
_sender = [[RTC_OBJC_TYPE(RTCRtpSender) alloc] initWithFactory:_factory
nativeRtpSender:nativeRtpTransceiver->sender()];
_receiver =
[[RTC_OBJC_TYPE(RTCRtpReceiver) alloc] initWithFactory:_factory
nativeRtpReceiver:nativeRtpTransceiver->receiver()];
RTCLogInfo(
@"RTC_OBJC_TYPE(RTCRtpTransceiver)(%p): created transceiver: %@", self, self.description);
}
return self;
}
+ (webrtc::RtpTransceiverDirection)nativeRtpTransceiverDirectionFromDirection:
(RTCRtpTransceiverDirection)direction {
switch (direction) {
case RTCRtpTransceiverDirectionSendRecv:
return webrtc::RtpTransceiverDirection::kSendRecv;
case RTCRtpTransceiverDirectionSendOnly:
return webrtc::RtpTransceiverDirection::kSendOnly;
case RTCRtpTransceiverDirectionRecvOnly:
return webrtc::RtpTransceiverDirection::kRecvOnly;
case RTCRtpTransceiverDirectionInactive:
return webrtc::RtpTransceiverDirection::kInactive;
case RTCRtpTransceiverDirectionStopped:
return webrtc::RtpTransceiverDirection::kStopped;
}
}
+ (RTCRtpTransceiverDirection)rtpTransceiverDirectionFromNativeDirection:
(webrtc::RtpTransceiverDirection)nativeDirection {
switch (nativeDirection) {
case webrtc::RtpTransceiverDirection::kSendRecv:
return RTCRtpTransceiverDirectionSendRecv;
case webrtc::RtpTransceiverDirection::kSendOnly:
return RTCRtpTransceiverDirectionSendOnly;
case webrtc::RtpTransceiverDirection::kRecvOnly:
return RTCRtpTransceiverDirectionRecvOnly;
case webrtc::RtpTransceiverDirection::kInactive:
return RTCRtpTransceiverDirectionInactive;
case webrtc::RtpTransceiverDirection::kStopped:
return RTCRtpTransceiverDirectionStopped;
}
}
@end
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