MediaInformationJsonParser.m
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/*
* Copyright (c) 2018-2021 Taner Sener
*
* This file is part of FFmpegKit.
*
* FFmpegKit is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* FFmpegKit is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FFmpegKit. If not, see <http://www.gnu.org/licenses/>.
*/
#import "MediaInformationJsonParser.h"
@implementation MediaInformationJsonParser
+ (MediaInformation*)from:(NSString*)ffprobeJsonOutput {
NSError *error;
MediaInformation* mediaInformation = [self from: ffprobeJsonOutput with: error];
if (error != nil) {
NSLog(@"MediaInformation parsing failed: %@.\n", error);
}
return mediaInformation;
}
+ (MediaInformation*)from:(NSString*)ffprobeJsonOutput with:(NSError*)error {
NSData *jsonData = [ffprobeJsonOutput dataUsingEncoding:NSUTF8StringEncoding];
NSDictionary *jsonDictionary = [NSJSONSerialization JSONObjectWithData:jsonData options:kNilOptions error:&error];
if (error != nil || jsonDictionary == nil) {
return nil;
}
NSArray* array = [jsonDictionary objectForKey:@"streams"];
NSMutableArray *streamArray = [[NSMutableArray alloc] init];
for(int i = 0; i<array.count; i++) {
NSDictionary *streamDictionary = [array objectAtIndex:i];
[streamArray addObject:[[StreamInformation alloc] init: streamDictionary]];
}
return [[MediaInformation alloc] init:jsonDictionary withStreams:streamArray];
}
@end
streamArray
NSArray * streamArray
Definition: MediaInformation.m:32
MediaInformationJsonParser.h
MediaInformation
Definition: MediaInformation.h:40
MediaInformationJsonParser
Definition: MediaInformationJsonParser.h:30
+[MediaInformationJsonParser from:with:]
MediaInformation * from:with:(NSString *ffprobeJsonOutput,[with] NSError *error)
Definition: MediaInformationJsonParser.m:36
StreamInformation
Definition: StreamInformation.h:48