mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-12-18 11:55:52 +01:00
985 lines
22 KiB
C++
985 lines
22 KiB
C++
//=====================================================================
|
|
//
|
|
// Copyright (c) 1999-2003 On2 Technologies Inc. All Rights Reserved.
|
|
//
|
|
//---------------------------------------------------------------------
|
|
//
|
|
// File: $Workfile: AVI.hpp$
|
|
//
|
|
// Date: $Date: 2010/07/23 19:10:47 $
|
|
//
|
|
// Revision: $Revision: 1.1 $
|
|
//
|
|
//---------------------------------------------------------------------
|
|
|
|
#ifndef AVI_HPP
|
|
#define AVI_HPP
|
|
|
|
#pragma warning(disable:4786)
|
|
|
|
#include "FourCC.hpp"
|
|
#include <exception>
|
|
#include <iosfwd>
|
|
#include <list>
|
|
#include <deque>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#if defined WIN32
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
namespace AVI
|
|
{
|
|
#if defined WIN32
|
|
typedef unsigned __int64 size_type;
|
|
typedef DWORD dword;
|
|
typedef __int64 offset_t;
|
|
typedef unsigned __int32 length_t;
|
|
#elif defined LINUX
|
|
typedef unsigned long long size_type;
|
|
typedef unsigned long dword;
|
|
typedef long long offset_t;
|
|
typedef unsigned int length_t;
|
|
#endif
|
|
|
|
int asStreamId(const FourCC&);
|
|
|
|
enum ChunkType
|
|
{
|
|
waveform,
|
|
waveform_encrypted,
|
|
DIB_compressed,
|
|
DIB_uncompressed,
|
|
DIB_encrypted,
|
|
kChunkTypeUnknown
|
|
};
|
|
|
|
ChunkType asChunkType(const FourCC&);
|
|
|
|
const FourCC asChunkId(int stream, ChunkType type);
|
|
const FourCC asIndexChunkExId(int stream);
|
|
|
|
size_type estimatedFileSize(
|
|
int width,
|
|
int height,
|
|
int frameCount);
|
|
|
|
const std::string offtoa(offset_t);
|
|
|
|
class FileError : public std::exception
|
|
{
|
|
public:
|
|
FileError(dword messageId);
|
|
FileError(const char* message);
|
|
~FileError() throw();
|
|
const char* what() const throw();
|
|
dword id() const;
|
|
private:
|
|
std::string message;
|
|
dword m_id;
|
|
};
|
|
|
|
|
|
|
|
struct MainHeader
|
|
{
|
|
enum Flag
|
|
{
|
|
hasIndex = 0x00000010,
|
|
mustUseIndex = 0x00000020,
|
|
isInterleaved = 0x00000100,
|
|
indexIsAbsolute = 0x00000800, //? "trust cktype"
|
|
wasCaptureFile = 0x00010000,
|
|
copyrighted = 0x00020000
|
|
};
|
|
|
|
dword microSecPerFrame;
|
|
dword maxBytesPerSec;
|
|
dword paddingGranularity;
|
|
dword flags;
|
|
dword totalFrames;
|
|
dword initialFrames;
|
|
dword streams;
|
|
dword suggestedBufferSize;
|
|
dword width;
|
|
dword height;
|
|
dword reserved[4];
|
|
|
|
const std::string flagsAsStr() const;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const MainHeader&);
|
|
|
|
|
|
class Chunk
|
|
{
|
|
public:
|
|
|
|
Chunk(const FourCC, length_t, const unsigned char* data = 0);
|
|
|
|
const FourCC fcc() const;
|
|
|
|
length_t length() const;
|
|
|
|
const unsigned char* data() const;
|
|
unsigned char* data();
|
|
|
|
void data(const unsigned char* d);
|
|
|
|
private:
|
|
FourCC m_fcc;
|
|
// length_t m_length;
|
|
// unsigned char* m_data;
|
|
|
|
typedef std::vector<unsigned char> data_t;
|
|
data_t m_data;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream& os, const Chunk&);
|
|
|
|
typedef std::vector<Chunk> ExtraHeaderVector;
|
|
|
|
|
|
|
|
struct Rectangle
|
|
{
|
|
typedef unsigned short T;
|
|
|
|
T left;
|
|
T top;
|
|
T right;
|
|
T bottom;
|
|
|
|
Rectangle()
|
|
: left(0), top(0), right(0), bottom(0)
|
|
{
|
|
}
|
|
|
|
Rectangle(T l, T t, T r, T b)
|
|
: left(l), top(t), right(r), bottom(b)
|
|
{
|
|
}
|
|
};
|
|
|
|
|
|
struct StreamHeader
|
|
{
|
|
enum Flag
|
|
{
|
|
disabled = 0x00000001,
|
|
formatChanges = 0x00010000
|
|
};
|
|
|
|
FourCC fccType;
|
|
FourCC fccHandler;
|
|
dword flags;
|
|
unsigned short priority;
|
|
unsigned short language;
|
|
dword initialFrames;
|
|
dword scale;
|
|
dword rate;
|
|
dword start;
|
|
dword length;
|
|
dword suggestedBufferSize;
|
|
long quality;
|
|
dword sampleSize;
|
|
Rectangle frame;
|
|
|
|
const std::string flagsAsStr() const;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const StreamHeader&);
|
|
|
|
|
|
struct BitmapInfoHeader
|
|
{
|
|
dword size;
|
|
long width;
|
|
long height;
|
|
unsigned short planes;
|
|
unsigned short bitCount;
|
|
FourCC compression;
|
|
dword sizeImage;
|
|
long xPelsPerMeter;
|
|
long yPelsPerMeter;
|
|
dword clrUsed;
|
|
dword clrImportant;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const BitmapInfoHeader&);
|
|
|
|
|
|
// namespace Compression
|
|
// {
|
|
// enum CompressionType
|
|
// {
|
|
// RGB,
|
|
// RLE8,
|
|
// RLE4,
|
|
// bitfields,
|
|
// unknown
|
|
// };
|
|
//
|
|
// bool operator==(CompressionType, const FourCC&);
|
|
// bool operator==(const FourCC&, CompressionType);
|
|
//
|
|
// CompressionType asCompression(const FourCC&);
|
|
// const FourCC asFourCC(CompressionType);
|
|
//
|
|
// std::ostream& operator<<(std::ostream&, CompressionType);
|
|
// }
|
|
|
|
|
|
struct PCMWaveFormat
|
|
{
|
|
unsigned short formatTag;
|
|
unsigned short nChannels;
|
|
dword samplesPerSec;
|
|
dword avgBytesPerSec;
|
|
unsigned short blockAlign;
|
|
unsigned short bitsPerSample;
|
|
};
|
|
|
|
struct WaveFormatEx : public PCMWaveFormat
|
|
{
|
|
typedef std::vector<unsigned char> ByteArray;
|
|
ByteArray extra;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const WaveFormatEx&);
|
|
|
|
|
|
|
|
|
|
//not currently used; it's for palette changes,
|
|
//which isn't implemented yet
|
|
struct RGBQuad
|
|
{
|
|
unsigned char blue;
|
|
unsigned char green;
|
|
unsigned char red;
|
|
unsigned char reserved;
|
|
};
|
|
|
|
|
|
struct IndexEntry
|
|
{
|
|
enum Flags
|
|
{
|
|
list = 0x00000001,
|
|
keyframe = 0x00000010,
|
|
notime = 0x00000100,
|
|
compuse = 0x0FFF0000
|
|
};
|
|
|
|
FourCC chunkId;
|
|
dword flags;
|
|
dword chunkOffset;
|
|
dword chunkLength;
|
|
|
|
const std::string flagsAsStr() const;
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const IndexEntry&);
|
|
|
|
typedef std::vector<IndexEntry> IEVector;
|
|
|
|
|
|
struct FrameIndexEntry
|
|
{
|
|
union
|
|
{
|
|
offset_t offset;
|
|
|
|
struct
|
|
{
|
|
unsigned long offset_low;
|
|
unsigned long offset_high;
|
|
};
|
|
};
|
|
|
|
size_t size;
|
|
bool keyframe;
|
|
};
|
|
|
|
typedef std::vector<FrameIndexEntry> FrameIEVector;
|
|
typedef std::list<FrameIndexEntry> FrameIEList;
|
|
|
|
typedef std::deque<FrameIndexEntry> FrameIndex;
|
|
|
|
|
|
struct IndexChunkEx
|
|
{
|
|
FourCC code;
|
|
unsigned long length;
|
|
unsigned short longsPerEntry;
|
|
unsigned char subtype;
|
|
unsigned char type;
|
|
unsigned long entriesInUse;
|
|
FourCC chunkId;
|
|
unsigned long reserved[3];
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const IndexChunkEx&);
|
|
|
|
|
|
struct StandardIndexChunk
|
|
{
|
|
FourCC code;
|
|
unsigned long length;
|
|
unsigned short longsPerEntry;
|
|
unsigned char subtype;
|
|
unsigned char type;
|
|
unsigned long entriesInUse;
|
|
FourCC chunkId;
|
|
unsigned long baseOffset_low;
|
|
unsigned long baseOffset_high;
|
|
unsigned long reserved;
|
|
|
|
struct Entry
|
|
{
|
|
unsigned long offset;
|
|
unsigned long size;
|
|
} index[1];
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const StandardIndexChunk&);
|
|
std::ostream& operator<<(std::ostream&, const StandardIndexChunk::Entry&);
|
|
|
|
|
|
struct SuperIndexChunk
|
|
{
|
|
FourCC code;
|
|
unsigned long length;
|
|
unsigned short longsPerEntry;
|
|
unsigned char subtype;
|
|
unsigned char type;
|
|
unsigned long entriesInUse;
|
|
FourCC chunkId;
|
|
unsigned long reserved[3];
|
|
|
|
struct Entry
|
|
{
|
|
offset_t offset;
|
|
unsigned long size;
|
|
unsigned long duration;
|
|
} index[1];
|
|
};
|
|
|
|
std::ostream& operator<<(std::ostream&, const SuperIndexChunk&);
|
|
std::ostream& operator<<(std::ostream&, const SuperIndexChunk::Entry&);
|
|
|
|
|
|
class File
|
|
{
|
|
public:
|
|
|
|
enum mode_t {in, out, inout};
|
|
|
|
enum OutputType
|
|
{
|
|
OT_AVI,
|
|
OT_On2
|
|
};
|
|
|
|
File();
|
|
File(const char* name, mode_t mode);
|
|
|
|
~File();
|
|
|
|
void open(const char* name, mode_t mode, dword flags = 0);
|
|
void outputType(OutputType ot);
|
|
|
|
void close();
|
|
|
|
bool isOpen() const;
|
|
mode_t mode() const;
|
|
const char* name() const;
|
|
|
|
void mapinit();
|
|
void mapfinal();
|
|
|
|
unsigned long map(
|
|
offset_t offset,
|
|
length_t size,
|
|
unsigned char*& base,
|
|
length_t& baseSize,
|
|
length_t& offsetInView) const;
|
|
|
|
void unmap(unsigned char* base, length_t size) const;
|
|
|
|
const MainHeader& mainHeader() const;
|
|
MainHeader& mainHeader();
|
|
|
|
int extraHeaderCount() const;
|
|
const Chunk& extraHeader(int nChunk) const;
|
|
|
|
void extraHeader(FourCC fcc, length_t length, unsigned char* data);
|
|
void extraHeader(int nStream, FourCC fcc, length_t length, unsigned char* data);
|
|
|
|
dword totalFrames() const;
|
|
dword& totalFrames();
|
|
|
|
int streamCount() const;
|
|
|
|
int makeStreamHeaderVideo(int superIndexEntryCount = 0);
|
|
int makeStreamHeaderAudio(int superIndexEntryCount = 0);
|
|
|
|
const StreamHeader& streamHeader(int stream) const;
|
|
StreamHeader& streamHeader(int stream);
|
|
|
|
const unsigned char* strf(int nStream) const;
|
|
size_t strfSize(int nStream) const;
|
|
|
|
const BitmapInfoHeader& videoFormat(int stream) const;
|
|
BitmapInfoHeader& videoFormat(int stream);
|
|
|
|
const WaveFormatEx& audioFormat(int stream) const;
|
|
WaveFormatEx& audioFormat(int stream);
|
|
|
|
dword streamDataSize(int stream) const;
|
|
const unsigned char* streamData(int stream) const;
|
|
void setStreamData(int nStream, dword sds, const unsigned char* psd);
|
|
|
|
const char* streamName(int stream) const;
|
|
void setStreamName(int nStream, const char* psn);
|
|
|
|
SuperIndexChunk& superIndexChunk(int stream);
|
|
const SuperIndexChunk& superIndexChunk(int stream) const;
|
|
|
|
int superIndexEntryCount(int stream) const;
|
|
|
|
offset_t tell() const;
|
|
|
|
void seek(offset_t) const;
|
|
|
|
void seekCurrent(offset_t) const;
|
|
|
|
offset_t dataOffset() const;
|
|
|
|
offset_t idx1Offset() const;
|
|
length_t idx1Size() const;
|
|
|
|
void rewriteHeaders();
|
|
//For use by header updaters, throws if position of movi list
|
|
//changes, positions at beginning of data.
|
|
|
|
void seekMainHeader();
|
|
void writeMainHeader();
|
|
|
|
length_t seekStreamHeader(int stream);
|
|
void writeStreamHeader(int stream);
|
|
|
|
void seekVideoFormat(int stream);
|
|
void writeVideoFormat(int stream);
|
|
|
|
void seekAudioFormat(int stream);
|
|
void writeAudioFormat(int stream);
|
|
|
|
void seekStreamData(int stream);
|
|
void writeStreamData(int stream);
|
|
|
|
void seekSuperIndexChunk(int stream);
|
|
void writeSuperIndexChunk(int stream);
|
|
|
|
int indexCount() const;
|
|
void seekIndex() const;
|
|
void read(IndexEntry&) const;
|
|
|
|
void load(int stream, IEVector& index) const;
|
|
void load(int stream, FrameIndex& index) const;
|
|
|
|
void loadIndex(int, FrameIndex&) const;
|
|
void loadIndexEx(int, FrameIndex&) const;
|
|
|
|
void writeIndexChunkHeader(int number_of_index_entries);
|
|
|
|
void write(const IndexEntry&) const;
|
|
|
|
void writeIndexChunk(const IEVector& index);
|
|
|
|
void writeIndexChunk(
|
|
const FourCC& chunkId,
|
|
const FrameIndex& index);
|
|
|
|
void writeStandardIndexChunk(
|
|
int stream,
|
|
const FrameIndex& index,
|
|
offset_t baseOffset);
|
|
|
|
void writeStandardIndexChunk(
|
|
int stream,
|
|
const FrameIndex& index);
|
|
|
|
size_t makeSegment();
|
|
int segmentCount() const;
|
|
offset_t segmentOffset() const;
|
|
|
|
const FourCC readFourCC() const;
|
|
void writeFourCC(const FourCC&);
|
|
|
|
const FourCC testFourCC() const;
|
|
|
|
length_t readLength() const;
|
|
void writeLength(length_t length);
|
|
|
|
void read(void* buffer, size_t size) const;
|
|
void write(const void* data, size_t size, bool adjust = true);
|
|
|
|
void writeJunkChunk(length_t);
|
|
|
|
int countIndexEntries(int stream) const;
|
|
|
|
bool indexIsRelative() const;
|
|
|
|
offset_t size() const;
|
|
|
|
private:
|
|
|
|
File(const File& rhs);
|
|
File& operator=(const File& rhs);
|
|
|
|
//void readUnknownChunk() const;
|
|
void readJunkChunk() const;
|
|
|
|
bool readInit();
|
|
bool readHeaderList();
|
|
void readMainHeader();
|
|
void readExtraHeaders();
|
|
void readStreamHeaderList();
|
|
void readStreamHeader(StreamHeader& h);
|
|
void readStreamVideoFormat(BitmapInfoHeader& f);
|
|
struct StreamInfoVideo;
|
|
void readStreamVideoFormat(StreamInfoVideo* psiv);
|
|
void readStreamAudioFormat(WaveFormatEx& f);
|
|
void readStreamName(std::string& name);
|
|
|
|
void readExtendedAVIHeader();
|
|
void writeExtendedAVIHeader();
|
|
|
|
bool readDataList();
|
|
void readDataRecChunk() const;
|
|
void readDataChunk() const;
|
|
|
|
void readIndexList();
|
|
|
|
void writeInit();
|
|
void writeFinal();
|
|
|
|
void writeHeader();
|
|
void writeStreamHeaderList(int stream);
|
|
void writeStreamHeader(const StreamHeader& h);
|
|
|
|
void writeStreamVideoFormatChunk(const BitmapInfoHeader& f);
|
|
void writeStreamVideoFormat(const BitmapInfoHeader& f);
|
|
|
|
void writeStreamVideoFormatChunk(const unsigned char* pData, size_t sizeData);
|
|
void writeStreamVideoFormat(const unsigned char* pData, size_t sizeData);
|
|
|
|
void writeStreamAudioFormatChunk(const WaveFormatEx&);
|
|
void writeStreamAudioFormat(const WaveFormatEx&);
|
|
|
|
int headerLength() const;
|
|
int streamHeaderLength(int stream) const;
|
|
|
|
void load(const SuperIndexChunk::Entry&, FrameIndex&) const;
|
|
|
|
class handle_t
|
|
{
|
|
public:
|
|
|
|
handle_t();
|
|
|
|
void open(const char*, mode_t, dword) throw (FileError);
|
|
void close();
|
|
|
|
bool isOpen() const;
|
|
offset_t size() const;
|
|
|
|
void read(void*, size_t) const;
|
|
void write(const void*, size_t) const;
|
|
|
|
void truncate() const;
|
|
|
|
void seekCurrent(offset_t) const;
|
|
void seek(offset_t) const;
|
|
|
|
offset_t tell() const;
|
|
|
|
void mapinit();
|
|
void mapfinal();
|
|
|
|
unsigned long map(
|
|
offset_t offset,
|
|
length_t size,
|
|
unsigned char*& view,
|
|
length_t& viewSize,
|
|
length_t& offsetWithinView) const;
|
|
|
|
void unmap(unsigned char*, length_t) const;
|
|
|
|
private:
|
|
#if defined WIN32
|
|
HANDLE m_hFile;
|
|
HANDLE m_hFileMappingObject;
|
|
#elif defined LINUX
|
|
int m_fd;
|
|
#endif
|
|
};
|
|
|
|
handle_t m_handle;
|
|
|
|
mode_t m_mode;
|
|
|
|
std::string m_name;
|
|
|
|
OutputType m_ot;
|
|
|
|
MainHeader m_mainHeader;
|
|
|
|
ExtraHeaderVector m_extraHeaderVector;
|
|
|
|
class indx_t
|
|
{
|
|
public:
|
|
|
|
indx_t();
|
|
indx_t(int entryCount);
|
|
|
|
~indx_t();
|
|
|
|
int entryCount() const;
|
|
|
|
size_t size() const;
|
|
|
|
operator SuperIndexChunk&() const;
|
|
|
|
void read(File&);
|
|
void write(File&) const;
|
|
|
|
private:
|
|
|
|
indx_t(const indx_t&);
|
|
indx_t& operator=(const indx_t&);
|
|
|
|
dword* m_rep;
|
|
|
|
};
|
|
|
|
struct StreamInfo
|
|
{
|
|
virtual ~StreamInfo();
|
|
|
|
void write(File&) const;
|
|
|
|
int length() const;
|
|
|
|
StreamHeader header;
|
|
|
|
typedef std::vector<unsigned char> data_t;
|
|
|
|
data_t m_data;
|
|
|
|
std::string m_name;
|
|
|
|
ExtraHeaderVector m_extraHeaderVector;
|
|
|
|
indx_t m_indx;
|
|
|
|
protected:
|
|
|
|
StreamInfo(int);
|
|
StreamInfo(const StreamHeader&);
|
|
|
|
virtual int strf_length() const = 0;
|
|
virtual void strf_write(File&) const = 0;
|
|
|
|
private:
|
|
|
|
StreamInfo(const StreamInfo&);
|
|
StreamInfo& operator=(const StreamInfo&);
|
|
|
|
};
|
|
|
|
struct StreamInfoVideo : public StreamInfo
|
|
{
|
|
StreamInfoVideo(int entryCount);
|
|
StreamInfoVideo(const StreamHeader&);
|
|
|
|
~StreamInfoVideo();
|
|
|
|
// BitmapInfoHeader m_strf;
|
|
unsigned char* m_strf;
|
|
size_t m_strfSize;
|
|
protected:
|
|
int strf_length() const;
|
|
void strf_write(File&) const;
|
|
};
|
|
|
|
struct StreamInfoAudio : public StreamInfo
|
|
{
|
|
StreamInfoAudio(int entryCount);
|
|
StreamInfoAudio(const StreamHeader&);
|
|
|
|
WaveFormatEx m_strf;
|
|
protected:
|
|
int strf_length() const;
|
|
void strf_write(File&) const;
|
|
};
|
|
|
|
friend struct StreamInfo;
|
|
friend struct StreamInfoVideo;
|
|
friend struct StreamInfoAudio;
|
|
|
|
void readStreamData(StreamInfo::data_t&);
|
|
|
|
typedef std::vector<StreamInfo*> infoVector_t;
|
|
infoVector_t infoVector;
|
|
|
|
dword m_totalFrames;
|
|
|
|
offset_t m_dataPosn;
|
|
|
|
offset_t m_indexPosn;
|
|
int m_indexCount;
|
|
length_t m_idx1Size;
|
|
|
|
struct SegmentInfo
|
|
{
|
|
offset_t offset;
|
|
size_t size;
|
|
|
|
SegmentInfo() {}
|
|
SegmentInfo(offset_t offset_) : offset(offset_) {}
|
|
};
|
|
|
|
typedef std::vector<SegmentInfo> SegmentInfoVector;
|
|
SegmentInfoVector m_segmentInfo;
|
|
};
|
|
|
|
#if defined WIN32
|
|
class MappedFile
|
|
{
|
|
public:
|
|
|
|
enum { invalid_offset = -1 };
|
|
|
|
MappedFile();
|
|
MappedFile(const char* name);
|
|
|
|
~MappedFile();
|
|
|
|
void open(const char* name);
|
|
void close();
|
|
|
|
bool isOpen() const;
|
|
const char* name() const;
|
|
|
|
const MainHeader& mainHeader() const;
|
|
|
|
const StreamHeader& streamHeader(int stream) const;
|
|
|
|
const BitmapInfoHeader& videoFormat(int stream) const;
|
|
|
|
const WaveFormatEx& audioFormat(int stream) const;
|
|
|
|
const char* streamName(int stream) const;
|
|
|
|
dword totalFrames() const;
|
|
|
|
offset_t dataOffset() const;
|
|
|
|
offset_t indexOffset() const;
|
|
size_t indexSize() const;
|
|
|
|
offset_t indexChunkExOffset(int stream) const;
|
|
size_t indexChunkExSize(int stream) const;
|
|
|
|
const void* map(offset_t, size_t) const;
|
|
void unmap(const void*) const;
|
|
|
|
void load(int stream, FrameIEVector& index) const;
|
|
|
|
private:
|
|
|
|
MappedFile(const MappedFile&);
|
|
MappedFile& operator=(const MappedFile&);
|
|
|
|
void init();
|
|
void unmapAllViews();
|
|
|
|
offset_t offset() const;
|
|
void setFilePointerCurrent(LONG) const;
|
|
|
|
const FourCC readFourCC() const;
|
|
const FourCC queryFourCC() const;
|
|
|
|
dword readLength() const;
|
|
|
|
void readHeaderList();
|
|
void readDataList();
|
|
void readIndexList();
|
|
void readJunkChunk() const;
|
|
void readUnknownChunk() const;
|
|
void readMainHeaderChunk();
|
|
void readStreamHeaderList(int stream);
|
|
void readStreamHeaderChunk(StreamHeader&) const;
|
|
void readStreamVideoFormatChunk(BitmapInfoHeader&) const;
|
|
void readStreamAudioFormatChunk(WaveFormatEx&) const;
|
|
void readStreamNameChunk(std::string&) const;
|
|
void readIndexChunkEx(offset_t&, size_t&) const;
|
|
void readExtendedAVIHeaderList() const;
|
|
|
|
std::string m_name;
|
|
|
|
HANDLE m_file;
|
|
HANDLE m_fileMappingObject;
|
|
|
|
DWORD m_allocationGranularity;
|
|
|
|
MainHeader m_mainHeader;
|
|
|
|
struct StreamInfo
|
|
{
|
|
StreamHeader streamHeader;
|
|
|
|
union
|
|
{
|
|
BitmapInfoHeader* videoFormat;
|
|
WaveFormatEx* audioFormat;
|
|
};
|
|
|
|
std::string name;
|
|
|
|
offset_t indexChunkExOffset;
|
|
size_t indexChunkExSize;
|
|
};
|
|
|
|
|
|
typedef std::vector<StreamInfo> StreamInfoVector;
|
|
StreamInfoVector m_streamInfoVector;
|
|
|
|
size_t readChunkSize(offset_t) const;
|
|
int countEntries(int, const IndexEntry*, int) const;
|
|
int countEntries(const SuperIndexChunk&) const;
|
|
void loadIndex(int, FrameIEVector&) const;
|
|
void loadIndexEx(int, FrameIEVector&) const;
|
|
void load(const SuperIndexChunk::Entry&, FrameIEVector&) const;
|
|
|
|
mutable dword m_totalFrames;
|
|
|
|
offset_t m_dataOffset;
|
|
|
|
offset_t m_indexOffset;
|
|
size_t m_indexSize;
|
|
|
|
struct ViewInfo
|
|
{
|
|
unsigned char* pView;
|
|
unsigned char* pChunk;
|
|
};
|
|
|
|
typedef std::list<ViewInfo> Views;
|
|
mutable Views m_views;
|
|
|
|
Views::iterator findView(const void*) const;
|
|
};
|
|
#endif
|
|
|
|
}
|
|
|
|
//inline HANDLE AVI::File::handle() const
|
|
//{
|
|
// return m_handle;
|
|
//}
|
|
|
|
inline AVI::Chunk::Chunk(
|
|
const FourCC fcc,
|
|
length_t length,
|
|
const unsigned char* d)
|
|
: m_fcc(fcc)
|
|
{
|
|
// if (m_length > 0)
|
|
// {
|
|
// m_data = new unsigned char[m_length];
|
|
// if (m_data == 0)
|
|
// {
|
|
// throw FileError("Error allocating Chunk data.");
|
|
// }
|
|
// if (data != 0)
|
|
// {
|
|
// memcpy(m_data, data, m_length);
|
|
// }
|
|
// }
|
|
|
|
if (length)
|
|
{
|
|
if (d)
|
|
{
|
|
//typedef data_t::const_iterator iter_t;
|
|
|
|
//const iter_t first = iter_t(d);
|
|
|
|
//const data_t::size_type n = length;
|
|
|
|
//const iter_t last = first + n;
|
|
|
|
m_data.assign(d, d + length);
|
|
}
|
|
else
|
|
{
|
|
const data_t::size_type n = length;
|
|
|
|
m_data.assign(n, 0);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_data.assign(data_t::size_type(0), 0);
|
|
}
|
|
}
|
|
|
|
inline const FourCC AVI::Chunk::fcc() const
|
|
{
|
|
return m_fcc;
|
|
}
|
|
|
|
inline AVI::length_t AVI::Chunk::length() const
|
|
{
|
|
const data_t::size_type n = m_data.size();
|
|
|
|
return n;
|
|
}
|
|
|
|
inline const unsigned char* AVI::Chunk::data() const
|
|
{
|
|
return &m_data[0];
|
|
}
|
|
|
|
inline unsigned char* AVI::Chunk::data()
|
|
{
|
|
return &m_data[0];
|
|
}
|
|
|
|
inline void AVI::Chunk::data(const unsigned char* d)
|
|
{
|
|
//typedef data_t::const_iterator iter_t;
|
|
|
|
//const iter_t first = iter_t(d);
|
|
|
|
//const data_t::size_type n = m_data.size();
|
|
|
|
//const iter_t last = first + n;
|
|
|
|
m_data.assign(d, d + m_data.size());
|
|
}
|
|
|
|
inline AVI::dword AVI::FileError::id() const
|
|
{
|
|
return m_id;
|
|
}
|
|
|
|
|
|
#endif
|