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80adac053c
For better consistency between the Objective-C API constant definitions and the existing constants defined in the underlying core, re-use the available video codec-name constants from cricket to define the peer constants in the public API. BUG=None Change-Id: I8d5ddc2c1bd6670810fca1665aaf9a116620a34e Reviewed-on: https://webrtc-review.googlesource.com/25360 Commit-Queue: Kári Helgason <kthelgason@webrtc.org> Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Cr-Commit-Position: refs/heads/master@{#20883}
127 lines
3.7 KiB
Text
127 lines
3.7 KiB
Text
/*
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* Copyright 2017 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 "WebRTC/RTCVideoCodec.h"
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#import "NSString+StdString.h"
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#import "RTCVideoCodec+Private.h"
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#import "WebRTC/RTCVideoCodecFactory.h"
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#include "media/base/mediaconstants.h"
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NSString *const kRTCVideoCodecVp8Name = @(cricket::kVp8CodecName);
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NSString *const kRTCVideoCodecVp9Name = @(cricket::kVp9CodecName);
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NSString *const kRTCVideoCodecH264Name = @(cricket::kH264CodecName);
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NSString *const kRTCLevel31ConstrainedHigh = @"640c1f";
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NSString *const kRTCLevel31ConstrainedBaseline = @"42e01f";
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@implementation RTCVideoCodecInfo
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@synthesize name = _name;
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@synthesize parameters = _parameters;
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- (instancetype)initWithName:(NSString *)name {
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return [self initWithName:name parameters:nil];
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}
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- (instancetype)initWithName:(NSString *)name
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parameters:(nullable NSDictionary<NSString *, NSString *> *)parameters {
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if (self = [super init]) {
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_name = name;
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_parameters = (parameters ? parameters : @{});
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}
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return self;
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}
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- (instancetype)initWithNativeSdpVideoFormat:(webrtc::SdpVideoFormat)format {
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NSMutableDictionary *params = [NSMutableDictionary dictionary];
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for (auto it = format.parameters.begin(); it != format.parameters.end(); ++it) {
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[params setObject:[NSString stringForStdString:it->second]
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forKey:[NSString stringForStdString:it->first]];
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}
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return [self initWithName:[NSString stringForStdString:format.name] parameters:params];
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}
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- (instancetype)initWithNativeVideoCodec:(cricket::VideoCodec)videoCodec {
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return [self
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initWithNativeSdpVideoFormat:webrtc::SdpVideoFormat(videoCodec.name, videoCodec.params)];
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}
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- (BOOL)isEqualToCodecInfo:(RTCVideoCodecInfo *)info {
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if (!info ||
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![self.name isEqualToString:info.name] ||
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![self.parameters isEqualToDictionary:info.parameters]) {
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return NO;
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}
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return YES;
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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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if (![object isKindOfClass:[self class]])
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return NO;
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return [self isEqualToCodecInfo:object];
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}
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- (NSUInteger)hash {
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return [self.name hash] ^ [self.parameters hash];
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}
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- (webrtc::SdpVideoFormat)nativeSdpVideoFormat {
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std::map<std::string, std::string> parameters;
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for (NSString *paramKey in _parameters.allKeys) {
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std::string key = [NSString stdStringForString:paramKey];
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std::string value = [NSString stdStringForString:_parameters[paramKey]];
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parameters[key] = value;
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}
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return webrtc::SdpVideoFormat([NSString stdStringForString:_name], parameters);
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}
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- (cricket::VideoCodec)nativeVideoCodec {
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cricket::VideoCodec codec([NSString stdStringForString:_name]);
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for (NSString *paramKey in _parameters.allKeys) {
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codec.SetParam([NSString stdStringForString:paramKey],
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[NSString stdStringForString:_parameters[paramKey]]);
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}
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return codec;
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}
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#pragma mark - NSCoding
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- (instancetype)initWithCoder:(NSCoder *)decoder {
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return [self initWithName:[decoder decodeObjectForKey:@"name"]
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parameters:[decoder decodeObjectForKey:@"parameters"]];
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}
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- (void)encodeWithCoder:(NSCoder *)encoder {
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[encoder encodeObject:_name forKey:@"name"];
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[encoder encodeObject:_parameters forKey:@"parameters"];
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}
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@end
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@implementation RTCVideoEncoderQpThresholds
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@synthesize low = _low;
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@synthesize high = _high;
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- (instancetype)initWithThresholdsLow:(NSInteger)low high:(NSInteger)high {
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if (self = [super init]) {
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_low = low;
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_high = high;
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}
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return self;
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}
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@end
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