126 lines
4.7 KiB
Text
126 lines
4.7 KiB
Text
/*
|
|
* 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 "RTCRtpParameters+Private.h"
|
|
|
|
#import "RTCRtcpParameters+Private.h"
|
|
#import "RTCRtpCodecParameters+Private.h"
|
|
#import "RTCRtpEncodingParameters+Private.h"
|
|
#import "RTCRtpHeaderExtension+Private.h"
|
|
#import "helpers/NSString+StdString.h"
|
|
|
|
@implementation RTC_OBJC_TYPE (RTCRtpParameters)
|
|
|
|
@synthesize transactionId = _transactionId;
|
|
@synthesize rtcp = _rtcp;
|
|
@synthesize headerExtensions = _headerExtensions;
|
|
@synthesize encodings = _encodings;
|
|
@synthesize codecs = _codecs;
|
|
@synthesize degradationPreference = _degradationPreference;
|
|
|
|
- (instancetype)init {
|
|
webrtc::RtpParameters nativeParameters;
|
|
return [self initWithNativeParameters:nativeParameters];
|
|
}
|
|
|
|
- (instancetype)initWithNativeParameters:
|
|
(const webrtc::RtpParameters &)nativeParameters {
|
|
self = [super init];
|
|
if (self) {
|
|
_transactionId =
|
|
[NSString stringForStdString:nativeParameters.transaction_id];
|
|
_rtcp = [[RTC_OBJC_TYPE(RTCRtcpParameters) alloc]
|
|
initWithNativeParameters:nativeParameters.rtcp];
|
|
|
|
NSMutableArray *headerExtensions = [[NSMutableArray alloc] init];
|
|
for (const auto &headerExtension : nativeParameters.header_extensions) {
|
|
[headerExtensions
|
|
addObject:[[RTC_OBJC_TYPE(RTCRtpHeaderExtension) alloc]
|
|
initWithNativeParameters:headerExtension]];
|
|
}
|
|
_headerExtensions = headerExtensions;
|
|
|
|
NSMutableArray *encodings = [[NSMutableArray alloc] init];
|
|
for (const auto &encoding : nativeParameters.encodings) {
|
|
[encodings addObject:[[RTC_OBJC_TYPE(RTCRtpEncodingParameters) alloc]
|
|
initWithNativeParameters:encoding]];
|
|
}
|
|
_encodings = encodings;
|
|
|
|
NSMutableArray *codecs = [[NSMutableArray alloc] init];
|
|
for (const auto &codec : nativeParameters.codecs) {
|
|
[codecs addObject:[[RTC_OBJC_TYPE(RTCRtpCodecParameters) alloc]
|
|
initWithNativeParameters:codec]];
|
|
}
|
|
_codecs = codecs;
|
|
|
|
_degradationPreference = [RTC_OBJC_TYPE(RTCRtpParameters)
|
|
degradationPreferenceFromNativeDegradationPreference:
|
|
nativeParameters.degradation_preference];
|
|
}
|
|
return self;
|
|
}
|
|
|
|
- (webrtc::RtpParameters)nativeParameters {
|
|
webrtc::RtpParameters parameters;
|
|
parameters.transaction_id = [NSString stdStringForString:_transactionId];
|
|
parameters.rtcp = [_rtcp nativeParameters];
|
|
for (RTC_OBJC_TYPE(RTCRtpHeaderExtension) *
|
|
headerExtension in _headerExtensions) {
|
|
parameters.header_extensions.push_back(headerExtension.nativeParameters);
|
|
}
|
|
for (RTC_OBJC_TYPE(RTCRtpEncodingParameters) * encoding in _encodings) {
|
|
parameters.encodings.push_back(encoding.nativeParameters);
|
|
}
|
|
for (RTC_OBJC_TYPE(RTCRtpCodecParameters) * codec in _codecs) {
|
|
parameters.codecs.push_back(codec.nativeParameters);
|
|
}
|
|
if (_degradationPreference) {
|
|
parameters.degradation_preference = [RTC_OBJC_TYPE(RTCRtpParameters)
|
|
nativeDegradationPreferenceFromDegradationPreference:
|
|
(RTCDegradationPreference)_degradationPreference.intValue];
|
|
}
|
|
return parameters;
|
|
}
|
|
|
|
+ (webrtc::DegradationPreference)
|
|
nativeDegradationPreferenceFromDegradationPreference:
|
|
(RTCDegradationPreference)degradationPreference {
|
|
switch (degradationPreference) {
|
|
case RTCDegradationPreferenceDisabled:
|
|
return webrtc::DegradationPreference::DISABLED;
|
|
case RTCDegradationPreferenceMaintainFramerate:
|
|
return webrtc::DegradationPreference::MAINTAIN_FRAMERATE;
|
|
case RTCDegradationPreferenceMaintainResolution:
|
|
return webrtc::DegradationPreference::MAINTAIN_RESOLUTION;
|
|
case RTCDegradationPreferenceBalanced:
|
|
return webrtc::DegradationPreference::BALANCED;
|
|
}
|
|
}
|
|
|
|
+ (NSNumber *)degradationPreferenceFromNativeDegradationPreference:
|
|
(std::optional<webrtc::DegradationPreference>)nativeDegradationPreference {
|
|
if (!nativeDegradationPreference.has_value()) {
|
|
return nil;
|
|
}
|
|
|
|
switch (*nativeDegradationPreference) {
|
|
case webrtc::DegradationPreference::DISABLED:
|
|
return @(RTCDegradationPreferenceDisabled);
|
|
case webrtc::DegradationPreference::MAINTAIN_FRAMERATE:
|
|
return @(RTCDegradationPreferenceMaintainFramerate);
|
|
case webrtc::DegradationPreference::MAINTAIN_RESOLUTION:
|
|
return @(RTCDegradationPreferenceMaintainResolution);
|
|
case webrtc::DegradationPreference::BALANCED:
|
|
return @(RTCDegradationPreferenceBalanced);
|
|
}
|
|
}
|
|
|
|
@end
|