| // Copyright (c) 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_STREAM_PARSER_FACTORY_H_ |
| #define MEDIA_FILTERS_STREAM_PARSER_FACTORY_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "media/base/media_export.h" |
| #include "media/base/media_log.h" |
| |
| namespace media { |
| |
| class StreamParser; |
| |
| class MEDIA_EXPORT StreamParserFactory { |
| public: |
| // Checks to see if the specified |type| and |codecs| list are supported. |
| // Returns true if |type| and all codecs listed in |codecs| are supported. |
| static bool IsTypeSupported( |
| const std::string& type, const std::vector<std::string>& codecs); |
| |
| // Creates a new StreamParser object if the specified |type| and |codecs| list |
| // are supported. |log_cb| can be used to report errors if there is something |
| // wrong with |type| or the codec IDs in |codecs|. |
| // Returns a new StreamParser object if |type| and all codecs listed in |
| // |codecs| are supported. |
| // |has_audio| is true if an audio codec was specified. |
| // |has_video| is true if a video codec was specified. |
| // Returns NULL otherwise. The values of |has_audio| and |has_video| are |
| // undefined. |
| static scoped_ptr<StreamParser> Create( |
| const std::string& type, const std::vector<std::string>& codecs, |
| const LogCB& log_cb, bool* has_audio, bool* has_video); |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_FILTERS_STREAM_PARSER_FACTORY_H_ |