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/*
* Copyright (c) 2017 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 <Foundation/Foundation.h>
#import "RTCMacros.h"
#import "RTCNativeVideoEncoder.h"
#import "RTCNativeVideoEncoderBuilder+Native.h"
#import "RTCVideoEncoderVP9.h"
#import "helpers/NSString+StdString.h"
#include "api/video_codecs/scalability_mode.h"
#include "modules/video_coding/codecs/vp9/include/vp9.h"
@interface RTC_OBJC_TYPE (RTCVideoEncoderVP9Builder)
: RTC_OBJC_TYPE(RTCNativeVideoEncoder) <RTC_OBJC_TYPE (RTCNativeVideoEncoderBuilder)>
@end
@implementation RTC_OBJC_TYPE (RTCVideoEncoderVP9Builder)
- (std::unique_ptr<webrtc::VideoEncoder>)build:(const webrtc::Environment&)env {
return webrtc::CreateVp9Encoder(env);
}
@end
@implementation RTC_OBJC_TYPE (RTCVideoEncoderVP9)
+ (id<RTC_OBJC_TYPE(RTCVideoEncoder)>)vp9Encoder {
#if defined(RTC_ENABLE_VP9)
return [[RTC_OBJC_TYPE(RTCVideoEncoderVP9Builder) alloc] init];
#else
return nil;
#endif
}
+ (NSArray<NSString*>*)supportedScalabilityModes {
NSMutableArray<NSString*>* result = [NSMutableArray array];
for (webrtc::ScalabilityMode mode : webrtc::kAllScalabilityModes) {
if (webrtc::VP9Encoder::SupportsScalabilityMode(mode)) {
[result
addObject:[NSString stringForAbslStringView:webrtc::ScalabilityModeToString(mode)]];
}
}
return result;
}
+ (bool)isSupported {
#if defined(RTC_ENABLE_VP9)
return true;
#else
return false;
#endif
}
@end