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iOS NSString字符串中首字母变大写,NSString字符串中首字母变大写,NSString首字母变大写,NSString capitalizedString, capitalizedString

Object-C 保存文件到相册 1.UIImageWriteToSavedPhotosAlbum 2.AssetsLibrary 3.PHPhotoLibrary Xcode – This app has attempted to access privacy-sensitive data without a usage descripti...

iOS NSString判断两个字符串是否相等,NSString判断两个字符串是否相等,NSString isEqualToString, isEqualToString,猿说编程,

AVFoundation AVPlayer 合并多个媒体设置变速播放,AVPlayer变速播放,AVFoundation合并多个媒体,AVFoundation溶解,AVFoundation转场,

AVFoundation – AVCompositionTrackSegment 可变轨道片段 - AVCompositionTrackSegment 继承自AVAssetTrackSegment，AVAssetTrack的一个片段，由URL，轨道标识符和从源轨道到合成轨道的时间映...

AVFoundation将多个媒体合并导出,AVFoundation合并,AVFoundation导出,AVFoundation合并导出,猿说编程,

GPUImage - 设置图像球形折射 GPUImageSphereRefractionFilter- GPUImage 共 125 个滤镜, 分为四类 1、Color adjustments : 31 filters , 颜色处理相关 2、Image processing : 40 filters , 图...

AVFoundation - 指定时间截取音视频 - 为了避免导出失败，解决方案是提取视频资源 AVURLAsset 音频轨道和视频轨道，重新构建 AVComposition ，然后在使用 AVAssetExportSession 导出; AVMutable...

iOS NSString匹配字符串结尾,NSString匹配字符串结尾,NSString hasSuffix,hasSuffix,猿说编程,