Remove mkvparser code from /frameworks/base
bug - 3322129 Change-Id: I94dca6234ce57c9a32290aa7ac4885b0a2f566a9
This commit is contained in:
James Dong
@@ -2,11 +2,11 @@ LOCAL_PATH:= $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_SRC_FILES:= \
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MatroskaExtractor.cpp \
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mkvparser.cpp \
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MatroskaExtractor.cpp
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LOCAL_C_INCLUDES:= \
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$(JNI_H_INCLUDE) \
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$(JNI_H_INCLUDE) \
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$(TOP)/external/libvpx/mkvparser \
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$(TOP)/frameworks/base/include/media/stagefright/openmax \
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LOCAL_CFLAGS += -Wno-multichar
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File diff suppressed because it is too large
Load Diff
@@ -1,556 +0,0 @@
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// Copyright (c) 2010 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 MKVPARSER_HPP
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#define MKVPARSER_HPP
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#include <cstdlib>
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#include <cstdio>
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namespace mkvparser
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{
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const int E_FILE_FORMAT_INVALID = -2;
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const int E_BUFFER_NOT_FULL = -3;
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class IMkvReader
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{
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public:
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virtual int Read(long long pos, long len, unsigned char* buf) = 0;
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virtual int Length(long long* total, long long* available) = 0;
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protected:
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virtual ~IMkvReader();
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};
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long long GetUIntLength(IMkvReader*, long long, long&);
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long long ReadUInt(IMkvReader*, long long, long&);
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long long SyncReadUInt(IMkvReader*, long long pos, long long stop, long&);
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long long UnserializeUInt(IMkvReader*, long long pos, long long size);
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float Unserialize4Float(IMkvReader*, long long);
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double Unserialize8Double(IMkvReader*, long long);
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short Unserialize2SInt(IMkvReader*, long long);
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signed char Unserialize1SInt(IMkvReader*, long long);
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bool Match(IMkvReader*, long long&, unsigned long, long long&);
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bool Match(IMkvReader*, long long&, unsigned long, char*&);
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bool Match(IMkvReader*, long long&, unsigned long,unsigned char*&, size_t&);
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bool Match(IMkvReader*, long long&, unsigned long, double&);
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bool Match(IMkvReader*, long long&, unsigned long, short&);
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void GetVersion(int& major, int& minor, int& build, int& revision);
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struct EBMLHeader
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{
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EBMLHeader();
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~EBMLHeader();
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long long m_version;
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long long m_readVersion;
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long long m_maxIdLength;
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long long m_maxSizeLength;
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char* m_docType;
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long long m_docTypeVersion;
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long long m_docTypeReadVersion;
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long long Parse(IMkvReader*, long long&);
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};
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class Segment;
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class Track;
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class Cluster;
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class Block
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{
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Block(const Block&);
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Block& operator=(const Block&);
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public:
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const long long m_start;
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const long long m_size;
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Block(long long start, long long size, IMkvReader*);
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long long GetTrackNumber() const;
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long long GetTimeCode(Cluster*) const; //absolute, but not scaled
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long long GetTime(Cluster*) const; //absolute, and scaled (ns units)
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bool IsKey() const;
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void SetKey(bool);
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unsigned char Flags() const;
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long long GetOffset() const;
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long GetSize() const;
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long Read(IMkvReader*, unsigned char*) const;
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private:
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long long m_track; //Track::Number()
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short m_timecode; //relative to cluster
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unsigned char m_flags;
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long long m_frameOff;
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long m_frameSize;
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};
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class BlockEntry
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{
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BlockEntry(const BlockEntry&);
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BlockEntry& operator=(const BlockEntry&);
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public:
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virtual ~BlockEntry();
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virtual bool EOS() const = 0;
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virtual Cluster* GetCluster() const = 0;
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virtual size_t GetIndex() const = 0;
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virtual const Block* GetBlock() const = 0;
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virtual bool IsBFrame() const = 0;
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protected:
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BlockEntry();
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};
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class SimpleBlock : public BlockEntry
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{
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SimpleBlock(const SimpleBlock&);
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SimpleBlock& operator=(const SimpleBlock&);
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public:
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SimpleBlock(Cluster*, size_t, long long start, long long size);
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bool EOS() const;
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Cluster* GetCluster() const;
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size_t GetIndex() const;
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const Block* GetBlock() const;
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bool IsBFrame() const;
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protected:
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Cluster* const m_pCluster;
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const size_t m_index;
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Block m_block;
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};
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class BlockGroup : public BlockEntry
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{
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BlockGroup(const BlockGroup&);
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BlockGroup& operator=(const BlockGroup&);
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public:
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BlockGroup(Cluster*, size_t, long long, long long);
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~BlockGroup();
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bool EOS() const;
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Cluster* GetCluster() const;
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size_t GetIndex() const;
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const Block* GetBlock() const;
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bool IsBFrame() const;
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short GetPrevTimeCode() const; //relative to block's time
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short GetNextTimeCode() const; //as above
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protected:
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Cluster* const m_pCluster;
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const size_t m_index;
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private:
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BlockGroup(Cluster*, size_t, unsigned long);
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void ParseBlock(long long start, long long size);
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short m_prevTimeCode;
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short m_nextTimeCode;
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//TODO: the Matroska spec says you can have multiple blocks within the
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//same block group, with blocks ranked by priority (the flag bits).
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//For now we just cache a single block.
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#if 0
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typedef std::deque<Block*> blocks_t;
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blocks_t m_blocks; //In practice should contain only a single element.
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#else
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Block* m_pBlock;
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#endif
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};
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class Track
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{
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Track(const Track&);
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Track& operator=(const Track&);
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public:
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Segment* const m_pSegment;
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virtual ~Track();
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long long GetType() const;
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long long GetNumber() const;
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const char* GetNameAsUTF8() const;
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const char* GetCodecNameAsUTF8() const;
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const char* GetCodecId() const;
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const unsigned char* GetCodecPrivate(size_t&) const;
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const BlockEntry* GetEOS() const;
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struct Settings
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{
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long long start;
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long long size;
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};
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struct Info
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{
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long long type;
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long long number;
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long long uid;
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char* nameAsUTF8;
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char* codecId;
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unsigned char* codecPrivate;
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size_t codecPrivateSize;
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char* codecNameAsUTF8;
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Settings settings;
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Info();
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void Clear();
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};
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long GetFirst(const BlockEntry*&) const;
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long GetNext(const BlockEntry* pCurr, const BlockEntry*& pNext) const;
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virtual bool VetEntry(const BlockEntry*) const = 0;
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protected:
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Track(Segment*, const Info&);
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const Info m_info;
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class EOSBlock : public BlockEntry
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{
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public:
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EOSBlock();
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bool EOS() const;
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Cluster* GetCluster() const;
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size_t GetIndex() const;
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const Block* GetBlock() const;
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bool IsBFrame() const;
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};
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EOSBlock m_eos;
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};
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class VideoTrack : public Track
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{
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VideoTrack(const VideoTrack&);
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VideoTrack& operator=(const VideoTrack&);
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public:
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VideoTrack(Segment*, const Info&);
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long long GetWidth() const;
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long long GetHeight() const;
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double GetFrameRate() const;
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bool VetEntry(const BlockEntry*) const;
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private:
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long long m_width;
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long long m_height;
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double m_rate;
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};
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class AudioTrack : public Track
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{
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AudioTrack(const AudioTrack&);
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AudioTrack& operator=(const AudioTrack&);
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public:
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AudioTrack(Segment*, const Info&);
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double GetSamplingRate() const;
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long long GetChannels() const;
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long long GetBitDepth() const;
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bool VetEntry(const BlockEntry*) const;
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private:
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double m_rate;
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long long m_channels;
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long long m_bitDepth;
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};
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class Tracks
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{
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Tracks(const Tracks&);
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Tracks& operator=(const Tracks&);
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public:
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Segment* const m_pSegment;
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const long long m_start;
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const long long m_size;
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Tracks(Segment*, long long start, long long size);
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virtual ~Tracks();
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Track* GetTrackByNumber(unsigned long tn) const;
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Track* GetTrackByIndex(unsigned long idx) const;
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private:
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Track** m_trackEntries;
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Track** m_trackEntriesEnd;
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void ParseTrackEntry(long long, long long, Track*&);
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public:
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unsigned long GetTracksCount() const;
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};
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class SegmentInfo
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{
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SegmentInfo(const SegmentInfo&);
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SegmentInfo& operator=(const SegmentInfo&);
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public:
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Segment* const m_pSegment;
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const long long m_start;
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const long long m_size;
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SegmentInfo(Segment*, long long start, long long size);
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~SegmentInfo();
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long long GetTimeCodeScale() const;
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long long GetDuration() const; //scaled
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const char* GetMuxingAppAsUTF8() const;
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const char* GetWritingAppAsUTF8() const;
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const char* GetTitleAsUTF8() const;
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private:
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long long m_timecodeScale;
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double m_duration;
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char* m_pMuxingAppAsUTF8;
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char* m_pWritingAppAsUTF8;
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char* m_pTitleAsUTF8;
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};
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class Cues;
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class CuePoint
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{
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friend class Cues;
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CuePoint(size_t, long long);
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~CuePoint();
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CuePoint(const CuePoint&);
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CuePoint& operator=(const CuePoint&);
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public:
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void Load(IMkvReader*);
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long long GetTimeCode() const; //absolute but unscaled
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long long GetTime(Segment*) const; //absolute and scaled (ns units)
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struct TrackPosition
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{
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long long m_track;
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long long m_pos; //of cluster
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long long m_block;
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//codec_state //defaults to 0
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//reference = clusters containing req'd referenced blocks
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// reftime = timecode of the referenced block
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void Parse(IMkvReader*, long long, long long);
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};
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const TrackPosition* Find(const Track*) const;
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private:
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const size_t m_index;
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long long m_timecode;
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TrackPosition* m_track_positions;
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size_t m_track_positions_count;
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};
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class Cues
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{
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friend class Segment;
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Cues(Segment*, long long start, long long size);
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~Cues();
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Cues(const Cues&);
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Cues& operator=(const Cues&);
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public:
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Segment* const m_pSegment;
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const long long m_start;
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const long long m_size;
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bool Find( //lower bound of time_ns
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long long time_ns,
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const Track*,
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const CuePoint*&,
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const CuePoint::TrackPosition*&) const;
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#if 0
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bool FindNext( //upper_bound of time_ns
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long long time_ns,
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const Track*,
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const CuePoint*&,
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const CuePoint::TrackPosition*&) const;
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#endif
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const CuePoint* GetFirst() const;
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const CuePoint* GetLast() const;
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const CuePoint* GetNext(const CuePoint*) const;
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const BlockEntry* GetBlock(
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const CuePoint*,
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const CuePoint::TrackPosition*) const;
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private:
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void Init() const;
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bool LoadCuePoint() const;
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void PreloadCuePoint(size_t&, long long) const;
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mutable CuePoint** m_cue_points;
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mutable size_t m_count;
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mutable size_t m_preload_count;
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mutable long long m_pos;
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};
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class Cluster
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{
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Cluster(const Cluster&);
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Cluster& operator=(const Cluster&);
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public:
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Segment* const m_pSegment;
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public:
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static Cluster* Parse(Segment*, long, long long off);
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Cluster(); //EndOfStream
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~Cluster();
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||||
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bool EOS() const;
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long long GetTimeCode(); //absolute, but not scaled
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long long GetTime(); //absolute, and scaled (nanosecond units)
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long long GetFirstTime(); //time (ns) of first (earliest) block
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long long GetLastTime(); //time (ns) of last (latest) block
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const BlockEntry* GetFirst();
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const BlockEntry* GetLast();
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const BlockEntry* GetNext(const BlockEntry*) const;
|
||||
const BlockEntry* GetEntry(const Track*);
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const BlockEntry* GetEntry(
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const CuePoint&,
|
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const CuePoint::TrackPosition&);
|
||||
const BlockEntry* GetMaxKey(const VideoTrack*);
|
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|
||||
protected:
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Cluster(Segment*, long, long long off);
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||||
public:
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//TODO: these should all be private, with public selector functions
|
||||
long m_index;
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||||
long long m_pos;
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||||
long long m_size;
|
||||
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||||
private:
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||||
long long m_timecode;
|
||||
BlockEntry** m_entries;
|
||||
size_t m_entriesCount;
|
||||
|
||||
void Load();
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||||
void LoadBlockEntries();
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||||
void ParseBlockGroup(long long, long long, size_t);
|
||||
void ParseSimpleBlock(long long, long long, size_t);
|
||||
|
||||
};
|
||||
|
||||
|
||||
class Segment
|
||||
{
|
||||
friend class Cues;
|
||||
|
||||
Segment(const Segment&);
|
||||
Segment& operator=(const Segment&);
|
||||
|
||||
private:
|
||||
Segment(IMkvReader*, long long pos, long long size);
|
||||
|
||||
public:
|
||||
IMkvReader* const m_pReader;
|
||||
const long long m_start; //posn of segment payload
|
||||
const long long m_size; //size of segment payload
|
||||
Cluster m_eos; //TODO: make private?
|
||||
|
||||
static long long CreateInstance(IMkvReader*, long long, Segment*&);
|
||||
~Segment();
|
||||
|
||||
long Load(); //loads headers and all clusters
|
||||
|
||||
//for incremental loading (splitter)
|
||||
long long Unparsed() const;
|
||||
long long ParseHeaders(); //stops when first cluster is found
|
||||
long LoadCluster(); //loads one cluster
|
||||
|
||||
#if 0
|
||||
//This pair parses one cluster, but only changes the state of the
|
||||
//segment object when the cluster is actually added to the index.
|
||||
long ParseCluster(Cluster*&, long long& newpos) const;
|
||||
bool AddCluster(Cluster*, long long);
|
||||
#endif
|
||||
|
||||
Tracks* GetTracks() const;
|
||||
const SegmentInfo* GetInfo() const;
|
||||
const Cues* GetCues() const;
|
||||
|
||||
long long GetDuration() const;
|
||||
|
||||
unsigned long GetCount() const;
|
||||
Cluster* GetFirst();
|
||||
Cluster* GetLast();
|
||||
Cluster* GetNext(const Cluster*);
|
||||
|
||||
Cluster* FindCluster(long long time_nanoseconds);
|
||||
const BlockEntry* Seek(long long time_nanoseconds, const Track*);
|
||||
|
||||
private:
|
||||
|
||||
long long m_pos; //absolute file posn; what has been consumed so far
|
||||
SegmentInfo* m_pInfo;
|
||||
Tracks* m_pTracks;
|
||||
Cues* m_pCues;
|
||||
Cluster** m_clusters;
|
||||
long m_clusterCount; //number of entries for which m_index >= 0
|
||||
long m_clusterPreloadCount; //number of entries for which m_index < 0
|
||||
long m_clusterSize; //array size
|
||||
|
||||
void AppendCluster(Cluster*);
|
||||
void PreloadCluster(Cluster*, ptrdiff_t);
|
||||
|
||||
void ParseSeekHead(long long pos, long long size);
|
||||
void ParseSeekEntry(long long pos, long long size);
|
||||
void ParseCues(long long);
|
||||
|
||||
const BlockEntry* GetBlock(
|
||||
const CuePoint&,
|
||||
const CuePoint::TrackPosition&);
|
||||
|
||||
};
|
||||
|
||||
|
||||
} //end namespace mkvparser
|
||||
|
||||
#endif //MKVPARSER_HPP
|
||||
Reference in New Issue
Block a user