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//
// SDLControlFramePayloadVideoStartService.m
// SmartDeviceLink-iOS
//
// Created by Joel Fischer on 7/24/17.
// Copyright © 2017 smartdevicelink. All rights reserved.
//
#import "SDLControlFramePayloadVideoStartService.h"
#import "bson_object.h"
#import "SDLControlFramePayloadConstants.h"
NS_ASSUME_NONNULL_BEGIN
@interface SDLControlFramePayloadVideoStartService ()
@property (assign, nonatomic, readwrite) int32_t height;
@property (assign, nonatomic, readwrite) int32_t width;
@property (copy, nonatomic, readwrite, nullable) SDLVideoStreamingCodec videoCodec;
@property (copy, nonatomic, readwrite, nullable) SDLVideoStreamingProtocol videoProtocol;
@end
@implementation SDLControlFramePayloadVideoStartService
- (instancetype)initWithVideoHeight:(int32_t)height width:(int32_t)width protocol:(nullable SDLVideoStreamingProtocol)protocol codec:(nullable SDLVideoStreamingCodec)codec {
self = [super init];
if (!self) return nil;
_height = height;
_width = width;
_videoProtocol = protocol;
_videoCodec = codec;
return self;
}
- (instancetype)initWithData:(nullable NSData *)data {
self = [super init];
if (!self) return nil;
_height = SDLControlFrameInt32NotFound;
_width = SDLControlFrameInt32NotFound;
if (data.length > 0) {
[self sdl_parse:data];
}
return self;
}
- (nullable NSData *)data {
if (self.height == SDLControlFrameInt32NotFound
&& self.width == SDLControlFrameInt32NotFound
&& self.videoProtocol == nil
&& self.videoCodec == nil) {
return nil;
}
BsonObject payloadObject;
bson_object_initialize_default(&payloadObject);
if (self.height != SDLControlFrameInt32NotFound) {
bson_object_put_int32(&payloadObject, SDLControlFrameHeightKey, self.height);
}
if (self.width != SDLControlFrameInt32NotFound) {
bson_object_put_int32(&payloadObject, SDLControlFrameWidthKey, self.width);
}
if (self.videoProtocol != nil) {
bson_object_put_string(&payloadObject, SDLControlFrameVideoProtocolKey, (char *)self.videoProtocol.UTF8String);
}
if (self.videoCodec != nil) {
bson_object_put_string(&payloadObject, SDLControlFrameVideoCodecKey, (char *)self.videoCodec.UTF8String);
}
BytePtr bsonData = bson_object_to_bytes(&payloadObject);
NSUInteger length = bson_object_size(&payloadObject);
bson_object_deinitialize(&payloadObject);
return [[NSData alloc] initWithBytes:bsonData length:length];
}
- (void)sdl_parse:(NSData *)data {
BsonObject payloadObject = bson_object_from_bytes((BytePtr)data.bytes);
self.height = bson_object_get_int32(&payloadObject, SDLControlFrameHeightKey);
self.width = bson_object_get_int32(&payloadObject, SDLControlFrameWidthKey);
char *utf8String = bson_object_get_string(&payloadObject, SDLControlFrameVideoProtocolKey);
if (utf8String != NULL) {
self.videoProtocol = [NSString stringWithUTF8String:utf8String];
}
utf8String = bson_object_get_string(&payloadObject, SDLControlFrameVideoCodecKey);
if (utf8String != NULL) {
self.videoCodec = [NSString stringWithUTF8String:utf8String];
}
bson_object_deinitialize(&payloadObject);
}
- (NSString *)description {
return [NSString stringWithFormat:@"<%@>: Width: %d, Height: %d, Protocol: %@, Codec: %@", NSStringFromClass(self.class), self.width, self.height, self.videoProtocol, self.videoCodec];
}
@end
NS_ASSUME_NONNULL_END
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