GCKHLSSegment 类
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提供辅助程序在 GCKHLSSegmentFormat 和 NSString 之间进行转换的类。
此类继承 NSObject。
用于从 GCKHLSSegmentFormat 转换为 NSString 的辅助方法。
- 返回
- NSString：与
GCKHLSSegmentFormat 对应的字符串值。nil 表示 GCKHLSSegmentFormatUndefined 和无效枚举值。
- 开始时间
- 4.6.0
用于从 NSString 转换为 GCKHLSSegmentFormat 的辅助方法。
比较不区分大小写。
- 返回
- GCKHLSSegmentFormat 对应的
GCKHLSSegmentFormat 枚举值。GCKHLSSegmentFormatUndefined 表示无效字符串。
- 开始时间
- 4.6.0
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最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\u003cp\u003eThe \u003ccode\u003eGCKHLSSegment\u003c/code\u003e class provides helper methods for converting between \u003ccode\u003eGCKHLSSegmentFormat\u003c/code\u003e and \u003ccode\u003eNSString\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003emapHLSSegmentFormatToString:\u003c/code\u003e converts a \u003ccode\u003eGCKHLSSegmentFormat\u003c/code\u003e value to its corresponding \u003ccode\u003eNSString\u003c/code\u003e representation.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003emapHLSSegmentFormatStringToEnum:\u003c/code\u003e converts an \u003ccode\u003eNSString\u003c/code\u003e representation of a segment format to its corresponding \u003ccode\u003eGCKHLSSegmentFormat\u003c/code\u003e enum value.\u003c/p\u003e\n"],["\u003cp\u003eBoth helper methods were introduced in version 4.6.0 of the framework.\u003c/p\u003e\n"]]],["The `GCKHLSSegment` class provides two helper methods for converting between `GCKHLSSegmentFormat` and `NSString`. `mapHLSSegmentFormatToString:` converts a `GCKHLSSegmentFormat` value to its corresponding string representation, returning `nil` for undefined or invalid values. `mapHLSSegmentFormatStringToEnum:` converts a string to its corresponding `GCKHLSSegmentFormat` enum value, performing a case-insensitive comparison and returning `GCKHLSSegmentFormatUndefined` for invalid strings. These methods were introduced in version 4.6.0.\n"],null,["# GCKHLSSegment Class\n\n[Class Methods](#pub-static-methods) \nGCKHLSSegment Class Reference \n\nOverview\n--------\n\nClass that provides helpers to convert between `GCKHLSSegmentFormat` and `NSString`.\n\nInherits NSObject.\n\n|-------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------|\n| Class Method Summary -------------------- ||\n| (nullable NSString \\*) | + [mapHLSSegmentFormatToString:](/cast/docs/reference/ios/interface_g_c_k_h_l_s_segment#a95e3c01240dbdb2335a29ae81d91da10) |\n| | Helper method to convert from `GCKHLSSegmentFormat` to `NSString`. [More...](#a95e3c01240dbdb2335a29ae81d91da10) |\n| ||\n| ([GCKHLSSegmentFormat](/cast/docs/reference/ios/g_c_k_h_l_s_segment_format_8h#a2e7a0fabbe01b583c51dab04d512642b)) | + [mapHLSSegmentFormatStringToEnum:](/cast/docs/reference/ios/interface_g_c_k_h_l_s_segment#ad04ae4b1459b9ace26d05767e3e2a618) |\n| | Helper method to convert from `NSString` to `GCKHLSSegmentFormat`. [More...](#ad04ae4b1459b9ace26d05767e3e2a618) |\n| ||\n\nMethod Detail\n-------------\n\n|-------------------------------------------------------|---|-------------------------------------------------------------------------------------------------------------------|--------------------|---|\n| + (nullable NSString \\*) mapHLSSegmentFormatToString: | | ([GCKHLSSegmentFormat](/cast/docs/reference/ios/g_c_k_h_l_s_segment_format_8h#a2e7a0fabbe01b583c51dab04d512642b)) | *hlsSegmentFormat* | |\n\nHelper method to convert from `GCKHLSSegmentFormat` to `NSString`.\n\nReturns\n: NSString The string value corresponding to `GCKHLSSegmentFormat`. `nil` for `GCKHLSSegmentFormatUndefined` and invalid enum values.\n\nSince\n: 4.6.0 \n\n|------------------------------------------------------------------------------------------------------------------------------------------------------|---|---------------|--------------------------|---|\n| + ([GCKHLSSegmentFormat](/cast/docs/reference/ios/g_c_k_h_l_s_segment_format_8h#a2e7a0fabbe01b583c51dab04d512642b)) mapHLSSegmentFormatStringToEnum: | | (NSString \\*) | *hlsSegmentFormatString* | |\n\nHelper method to convert from `NSString` to `GCKHLSSegmentFormat`.\n\nThe comparison is case insensitive.\n\nReturns\n: GCKHLSSegmentFormat The corresponding `GCKHLSSegmentFormat` enum value. `GCKHLSSegmentFormatUndefined` for invalid string.\n\nSince\n: 4.6.0"]]
