55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef MEDIA_FORMATS_MP2T_TS_SECTION_PSI_H_
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#define MEDIA_FORMATS_MP2T_TS_SECTION_PSI_H_
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#include "base/compiler_specific.h"
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#include "media/base/byte_queue.h"
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#include "media/formats/mp2t/ts_section.h"
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namespace media {
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class BitReader;
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namespace mp2t {
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class TsSectionPsi : public TsSection {
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public:
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TsSectionPsi();
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virtual ~TsSectionPsi();
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// TsSection implementation.
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virtual bool Parse(bool payload_unit_start_indicator,
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const uint8* buf, int size) OVERRIDE;
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virtual void Flush() OVERRIDE;
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virtual void Reset() OVERRIDE;
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// Parse the content of the PSI section.
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virtual bool ParsePsiSection(BitReader* bit_reader) = 0;
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// Reset the state of the PSI section.
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virtual void ResetPsiSection() = 0;
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private:
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void ResetPsiState();
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// Bytes of the current PSI.
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ByteQueue psi_byte_queue_;
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// Do not start parsing before getting a unit start indicator.
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bool wait_for_pusi_;
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// Number of leading bytes to discard (pointer field).
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int leading_bytes_to_discard_;
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DISALLOW_COPY_AND_ASSIGN(TsSectionPsi);
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};
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} // namespace mp2t
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} // namespace media
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#endif
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