32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
// Copyright 2015 Google Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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//
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// Funtions used by MpdBuilder class to generate an MPD file.
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#ifndef MEDIA_BASE_LANGUAGE_UTILS_H_
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#define MEDIA_BASE_LANGUAGE_UTILS_H_
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#include <string>
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namespace shaka {
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class MediaInfo;
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/// Convert a language tag to its shortest form, as required by RFC 5646
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/// indicated in the MPD and HLS specs. Assumes the input is a valid ISO-639-2
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/// or ISO-639-1 language tag, or an empty string. Regions and variants are
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/// preserved in the conversion.
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std::string LanguageToShortestForm(const std::string& language);
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/// Convert a language tag to a 3-letter ISO-639-2 code, as required by the ISO
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/// BMFF spec. The input is assumed to be a valid ISO-639-2 or ISO-639-1
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/// language code. Regions and variants are not supported.
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std::string LanguageToISO_639_2(const std::string& language);
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} // namespace shaka
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#endif // MEDIA_BASE_LANGUAGE_UTILS_H_
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