| // Copyright (c) 2016 The WebM project authors. All Rights Reserved. |
| // |
| // Use of this source code is governed by a BSD-style license |
| // that can be found in the LICENSE file in the root of the source |
| // tree. An additional intellectual property rights grant can be found |
| // in the file PATENTS. All contributing project authors may |
| // be found in the AUTHORS file in the root of the source tree. |
| #ifndef SRC_EBML_PARSER_H_ |
| #define SRC_EBML_PARSER_H_ |
| |
| #include "src/byte_parser.h" |
| #include "src/int_parser.h" |
| #include "src/master_value_parser.h" |
| #include "webm/dom_types.h" |
| #include "webm/id.h" |
| |
| namespace webm { |
| |
| // Spec references: |
| // http://matroska.org/technical/specs/index.html#EBML |
| // https://github.com/Matroska-Org/ebml-specification/blob/master/specification.markdown#ebml-header-elements |
| // http://www.webmproject.org/docs/container/#EBML |
| class EbmlParser : public MasterValueParser<Ebml> { |
| public: |
| EbmlParser() |
| : MasterValueParser<Ebml>( |
| MakeChild<UnsignedIntParser>(Id::kEbmlVersion, &Ebml::ebml_version), |
| MakeChild<UnsignedIntParser>(Id::kEbmlReadVersion, |
| &Ebml::ebml_read_version), |
| MakeChild<UnsignedIntParser>(Id::kEbmlMaxIdLength, |
| &Ebml::ebml_max_id_length), |
| MakeChild<UnsignedIntParser>(Id::kEbmlMaxSizeLength, |
| &Ebml::ebml_max_size_length), |
| MakeChild<StringParser>(Id::kDocType, &Ebml::doc_type), |
| MakeChild<UnsignedIntParser>(Id::kDocTypeVersion, |
| &Ebml::doc_type_version), |
| MakeChild<UnsignedIntParser>(Id::kDocTypeReadVersion, |
| &Ebml::doc_type_read_version)) {} |
| |
| protected: |
| Status OnParseCompleted(Callback* callback) override { |
| return callback->OnEbml(metadata(Id::kEbml), value()); |
| } |
| }; |
| |
| } // namespace webm |
| |
| #endif // SRC_EBML_PARSER_H_ |