| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_FILTERS_WEBVTT_UTIL_H_ |
| #define MEDIA_FILTERS_WEBVTT_UTIL_H_ |
| |
| #include <vector> |
| |
| namespace media { |
| |
| // Utility function to create side data item for decoder buffer. |
| template<typename T> |
| void MakeSideData(T id_begin, T id_end, |
| T settings_begin, T settings_end, |
| std::vector<uint8>* side_data) { |
| // The DecoderBuffer only supports a single side data item. In the case of |
| // a WebVTT cue, we can have potentially two side data items. In order to |
| // avoid disrupting DecoderBuffer any more than we need to, we copy both |
| // side data items onto a single one, and terminate each with a NUL marker. |
| side_data->clear(); |
| side_data->insert(side_data->end(), id_begin, id_end); |
| side_data->push_back(0); |
| side_data->insert(side_data->end(), settings_begin, settings_end); |
| side_data->push_back(0); |
| } |
| |
| } // namespace media |
| |
| #endif // MEDIA_FILTERS_WEBVTT_UTIL_H_ |