138 lines
3.9 KiB
Plaintext
138 lines
3.9 KiB
Plaintext
/*
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* Copyright 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#import "RTCMediaStreamTrack+Private.h"
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#import "NSString+StdString.h"
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NSString * const kRTCMediaStreamTrackKindAudio =
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@(webrtc::MediaStreamTrackInterface::kAudioKind);
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NSString * const kRTCMediaStreamTrackKindVideo =
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@(webrtc::MediaStreamTrackInterface::kVideoKind);
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@implementation RTCMediaStreamTrack {
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rtc::scoped_refptr<webrtc::MediaStreamTrackInterface> _nativeTrack;
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RTCMediaStreamTrackType _type;
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}
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- (NSString *)kind {
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return [NSString stringForStdString:_nativeTrack->kind()];
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}
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- (NSString *)trackId {
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return [NSString stringForStdString:_nativeTrack->id()];
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}
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- (BOOL)isEnabled {
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return _nativeTrack->enabled();
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}
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- (void)setIsEnabled:(BOOL)isEnabled {
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_nativeTrack->set_enabled(isEnabled);
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}
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- (RTCMediaStreamTrackState)readyState {
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return [[self class] trackStateForNativeState:_nativeTrack->state()];
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}
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- (NSString *)description {
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NSString *readyState = [[self class] stringForState:self.readyState];
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return [NSString stringWithFormat:@"RTCMediaStreamTrack:\n%@\n%@\n%@\n%@",
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self.kind,
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self.trackId,
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self.isEnabled ? @"enabled" : @"disabled",
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readyState];
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}
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- (BOOL)isEqual:(id)object {
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if (self == object) {
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return YES;
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}
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if (![object isMemberOfClass:[self class]]) {
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return NO;
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}
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return [self isEqualToTrack:(RTCMediaStreamTrack *)object];
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}
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- (NSUInteger)hash {
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return (NSUInteger)_nativeTrack.get();
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}
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#pragma mark - Private
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- (rtc::scoped_refptr<webrtc::MediaStreamTrackInterface>)nativeTrack {
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return _nativeTrack;
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}
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- (instancetype)initWithNativeTrack:
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(rtc::scoped_refptr<webrtc::MediaStreamTrackInterface>)nativeTrack
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type:(RTCMediaStreamTrackType)type {
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NSParameterAssert(nativeTrack);
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if (self = [super init]) {
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_nativeTrack = nativeTrack;
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_type = type;
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}
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return self;
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}
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- (instancetype)initWithNativeTrack:
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(rtc::scoped_refptr<webrtc::MediaStreamTrackInterface>)nativeTrack {
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NSParameterAssert(nativeTrack);
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if (nativeTrack->kind() ==
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std::string(webrtc::MediaStreamTrackInterface::kAudioKind)) {
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return [self initWithNativeTrack:nativeTrack
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type:RTCMediaStreamTrackTypeAudio];
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}
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if (nativeTrack->kind() ==
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std::string(webrtc::MediaStreamTrackInterface::kVideoKind)) {
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return [self initWithNativeTrack:nativeTrack
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type:RTCMediaStreamTrackTypeVideo];
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}
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return nil;
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}
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- (BOOL)isEqualToTrack:(RTCMediaStreamTrack *)track {
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if (!track) {
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return NO;
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}
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return _nativeTrack == track.nativeTrack;
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}
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+ (webrtc::MediaStreamTrackInterface::TrackState)nativeTrackStateForState:
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(RTCMediaStreamTrackState)state {
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switch (state) {
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case RTCMediaStreamTrackStateLive:
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return webrtc::MediaStreamTrackInterface::kLive;
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case RTCMediaStreamTrackStateEnded:
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return webrtc::MediaStreamTrackInterface::kEnded;
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}
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}
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+ (RTCMediaStreamTrackState)trackStateForNativeState:
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(webrtc::MediaStreamTrackInterface::TrackState)nativeState {
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switch (nativeState) {
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case webrtc::MediaStreamTrackInterface::kLive:
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return RTCMediaStreamTrackStateLive;
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case webrtc::MediaStreamTrackInterface::kEnded:
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return RTCMediaStreamTrackStateEnded;
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}
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}
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+ (NSString *)stringForState:(RTCMediaStreamTrackState)state {
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switch (state) {
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case RTCMediaStreamTrackStateLive:
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return @"Live";
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case RTCMediaStreamTrackStateEnded:
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return @"Ended";
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}
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}
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@end
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