Object-C共25篇 第2页
AVFoundation - AVAssetImageGenerator 获取多帧图片-猿说编程

AVFoundation – AVAssetImageGenerator 获取多帧图片

AVAssetImageGenerator 获取多帧图片 - AVAssetImageGenerator 是用来提供视频的缩略图或预览视频的帧的类.可以用AVAsset 来初始化,例如: + (instancetype)assetImageGeneratorWithAsset:(AVA...
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013382
AVFoundation - AVAssetImageGenerator 截图-猿说编程

AVFoundation – AVAssetImageGenerator 截图

AVAssetImageGenerator 截图 - AVAssetImageGenerator 是用来提供视频的缩略图或预览视频的帧的类.可以用AVAsset 来初始化, + (instancetype)assetImageGeneratorWithAsset:(AVAsset *)asset; ...
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015112
AVFoundation - AVMetadataItem 获取媒体属性元数据-猿说编程

AVFoundation – AVMetadataItem 获取媒体属性元数据

AVMetadataItem 获取媒体属性元数据 - AVAsset 和 AVAssetTrack 都可以实现查询相关元数据的功能.一般使用 AVAsset 提供的元数据当涉及获取曲目一级元数据等情况时会使用 AVAssetTrack ,注意:...
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015463
MAC 安装 CMake-猿说编程

MAC 安装 CMake

MAC 安装 CMake - cmake --version
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015971
Xcode - Your maximum App ID limit has been reached. You may create up to 10 App IDs every 7 days-猿说编程

Xcode – Your maximum App ID limit has been reached. You may create up to 10 App IDs every 7 days

Xcode - Your maximum App ID limit has been reached. You may create up to 10 App IDs every 7 days - 1.出现这种情况,直接用上一次的 Bundle ID 就行了,因为免费 App ID 账号苹果官方有所限...
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015950
Xcode - Embedded binary's bundle identifier is not prefixed with the parent app's bundle identifier-猿说编程

Xcode – Embedded binary’s bundle identifier is not prefixed with the parent app’s bundle identifier

Xcode - Embedded binary's bundle identifier is not prefixed with the parent app's bundle identifier - 如果是直接从网上下载的工程,首先检查工程 TARGETS 下的 Bundle Identifier 是否已...
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022020
Xcode - This app has attempted to access privacy-sensitive data without a usage description.-猿说编程

Xcode – This app has attempted to access privacy-sensitive data without a usage description.

Xcode - This app has attempted to access privacy-sensitive data without a usage description.
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08352
Object-C 保存文件到相册-猿说编程

Object-C 保存文件到相册

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...
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08611
Object-C 加载 TTF/OTF/TTC 文件-猿说编程

Object-C 加载 TTF/OTF/TTC 文件

Object-C 加载 TTF/OTF/TTC 文件 - /* *函数描述:加载字体并返回 * *参数: * fontName : 字体名字,并非字体文件 * fontSize : 字体大小 * *返回值:加载成功,返回字体,加载失败,返回nil...
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010702
Object-C private var mobileDevice文件夹-猿说编程

Object-C private var mobileDevice文件夹

Object-C private var mobileDevice文件夹
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05491