webrtc/sdk/objc/api/video_codec/RTCWrappedNativeVideoEncoder.mm
Peter Hanspers 7f854bce1f Add supportsNativeHandle to the RTCVideoEncoder protocol.
The simulcast_encoder_adapter expects codecs that specify
supports_native_handle to perform resampling/scaling (through
GetEncoderInfo).
This change adds a method to the RTCVideoEncoder to let objc encoders
specify this rather than relying on the default.

Bug: webrtc:13044
Change-Id: I2efcbd42aa4f2048285f451c7b691fdeca111e62
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227641
Reviewed-by: Kári Helgason <kthelgason@webrtc.org>
Commit-Queue: Peter Hanspers <peterhanspers@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34683}
2021-08-09 15:21:52 +00:00

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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 "RTCWrappedNativeVideoEncoder.h"
#import "base/RTCMacros.h"
#import "helpers/NSString+StdString.h"
@implementation RTC_OBJC_TYPE (RTCWrappedNativeVideoEncoder) {
std::unique_ptr<webrtc::VideoEncoder> _wrappedEncoder;
}
- (instancetype)initWithNativeEncoder:(std::unique_ptr<webrtc::VideoEncoder>)encoder {
if (self = [super init]) {
_wrappedEncoder = std::move(encoder);
}
return self;
}
- (std::unique_ptr<webrtc::VideoEncoder>)releaseWrappedEncoder {
return std::move(_wrappedEncoder);
}
#pragma mark - RTC_OBJC_TYPE(RTCVideoEncoder)
- (void)setCallback:(RTCVideoEncoderCallback)callback {
RTC_NOTREACHED();
}
- (NSInteger)startEncodeWithSettings:(RTC_OBJC_TYPE(RTCVideoEncoderSettings) *)settings
numberOfCores:(int)numberOfCores {
RTC_NOTREACHED();
return 0;
}
- (NSInteger)releaseEncoder {
RTC_NOTREACHED();
return 0;
}
- (NSInteger)encode:(RTC_OBJC_TYPE(RTCVideoFrame) *)frame
codecSpecificInfo:(nullable id<RTC_OBJC_TYPE(RTCCodecSpecificInfo)>)info
frameTypes:(NSArray<NSNumber *> *)frameTypes {
RTC_NOTREACHED();
return 0;
}
- (int)setBitrate:(uint32_t)bitrateKbit framerate:(uint32_t)framerate {
RTC_NOTREACHED();
return 0;
}
- (NSString *)implementationName {
RTC_NOTREACHED();
return nil;
}
- (nullable RTC_OBJC_TYPE(RTCVideoEncoderQpThresholds) *)scalingSettings {
RTC_NOTREACHED();
return nil;
}
- (NSInteger)resolutionAlignment {
RTC_NOTREACHED();
return 1;
}
- (BOOL)applyAlignmentToAllSimulcastLayers {
RTC_NOTREACHED();
return NO;
}
- (BOOL)supportsNativeHandle {
RTC_NOTREACHED();
return NO;
}
@end