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49 lines
1.7 KiB
49 lines
1.7 KiB
// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file in the root of the source
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// tree. An additional intellectual property rights grant can be found
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// in the file PATENTS. All contributing project authors may
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// be found in the AUTHORS file in the root of the source tree.
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#ifndef SRC_CLUSTER_PARSER_H_
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#define SRC_CLUSTER_PARSER_H_
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#include "src/block_group_parser.h"
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#include "src/block_parser.h"
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#include "src/int_parser.h"
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#include "src/master_value_parser.h"
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#include "webm/dom_types.h"
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#include "webm/id.h"
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namespace webm {
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// Spec reference:
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// http://matroska.org/technical/specs/index.html#Cluster
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// http://www.webmproject.org/docs/container/#Cluster
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class ClusterParser : public MasterValueParser<Cluster> {
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public:
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ClusterParser()
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: MasterValueParser<Cluster>(
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MakeChild<UnsignedIntParser>(Id::kTimecode, &Cluster::timecode),
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MakeChild<UnsignedIntParser>(Id::kPrevSize,
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&Cluster::previous_size),
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MakeChild<SimpleBlockParser>(Id::kSimpleBlock,
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&Cluster::simple_blocks)
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.UseAsStartEvent(),
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MakeChild<BlockGroupParser>(Id::kBlockGroup, &Cluster::block_groups)
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.UseAsStartEvent()) {}
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protected:
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Status OnParseStarted(Callback* callback, Action* action) override {
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return callback->OnClusterBegin(metadata(Id::kCluster), value(), action);
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}
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Status OnParseCompleted(Callback* callback) override {
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return callback->OnClusterEnd(metadata(Id::kCluster), value());
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}
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};
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} // namespace webm
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#endif // SRC_CLUSTER_PARSER_H_
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