167 lines
3.4 KiB
C++
167 lines
3.4 KiB
C++
#ifndef _SAMPLE_FORMATCHUNK_HPP_
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#define _SAMPLE_FORMATCHUNK_HPP_
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#ifndef _COMMON_WINDOWS_HPP_
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#include <common/windows.hpp>
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#endif
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#ifndef _COMMON_MMSYSTEM_HPP_
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#include <common/mmsystem.hpp>
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#endif
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#ifndef _COMMON_MEMFILE_HPP_
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#include <common/memfile.hpp>
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#endif
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#ifndef _COMMON_OPENFILE_HPP_
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#include <common/openfile.hpp>
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#endif
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#ifndef _COMMON_FILEIO_HPP_
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#include <common/fileio.hpp>
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#endif
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#ifndef _SAMPLE_CHUNKID_HPP_
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#include <sample/chunkid.hpp>
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#endif
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class FormatChunk
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{
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public:
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enum {WaveFormatPCM=0x01,NumChannels=0x01,BlockAlign=0x01,BitsPerSample=0x08};
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FormatChunk(void);
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FormatChunk(const FormatChunk &someFormatChunk);
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virtual ~FormatChunk();
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MemFile &operator>>(MemFile &someMemFile)const;
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FileHandle &operator<<(FileHandle &someFileHandle);
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FormatChunk &operator=(const FormatChunk &someFormatChunk);
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WORD formatTag(void)const;
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void formatTag(WORD formatTag);
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WORD channels(void)const;
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void channels(WORD channels);
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DWORD samplesPerSecond(void)const;
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void samplesPerSecond(DWORD samplesPerSecond);
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DWORD averageBytesPerSecond(void)const;
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void averageBytesPerSecond(DWORD averageBytesPerSecond);
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WORD blockAlign(void)const;
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void blockAlign(WORD blockAlign);
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WORD bitsPerSample(void)const;
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void bitsPerSample(WORD bitsPerSample);
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WORD size(void)const;
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String toString(void)const;
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private:
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void initChunk(void);
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ChunkID mChunkID;
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DWORD mSize;
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WORD mFormatTag;
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WORD mChannels;
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DWORD mSamplesPerSecond;
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DWORD mAvgBytesPerSecond;
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WORD mBlockAlign;
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WORD mBitsPerSample;
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WORD mExtraInfo;
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};
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inline
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FormatChunk::FormatChunk(void)
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: mSize(0), mFormatTag(WaveFormatPCM), mChannels(NumChannels), mSamplesPerSecond(0),
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mAvgBytesPerSecond(0), mBlockAlign(BlockAlign), mBitsPerSample(0), mExtraInfo(0)
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{
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initChunk();
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}
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inline
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FormatChunk::FormatChunk(const FormatChunk &someFormatChunk)
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: mSize(0), mFormatTag(WaveFormatPCM), mChannels(NumChannels), mSamplesPerSecond(0),
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mAvgBytesPerSecond(0), mBlockAlign(BlockAlign), mBitsPerSample(0), mExtraInfo(0)
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{
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initChunk();
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*this=someFormatChunk;
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}
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inline
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FormatChunk::~FormatChunk()
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{
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}
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inline
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WORD FormatChunk::formatTag(void)const
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{
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return mFormatTag;
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}
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inline
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void FormatChunk::formatTag(WORD formatTag)
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{
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mFormatTag=formatTag;
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}
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inline
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WORD FormatChunk::channels(void)const
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{
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return mChannels;
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}
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inline
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void FormatChunk::channels(WORD channels)
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{
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mChannels=channels;
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}
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inline
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DWORD FormatChunk::samplesPerSecond(void)const
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{
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return mSamplesPerSecond;
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}
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inline
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void FormatChunk::samplesPerSecond(DWORD samplesPerSecond)
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{
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mSamplesPerSecond=samplesPerSecond;
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}
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inline
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DWORD FormatChunk::averageBytesPerSecond(void)const
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{
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return mAvgBytesPerSecond;
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}
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inline
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void FormatChunk::averageBytesPerSecond(DWORD averageBytesPerSecond)
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{
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mAvgBytesPerSecond=averageBytesPerSecond;
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}
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inline
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WORD FormatChunk::blockAlign(void)const
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{
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return mBlockAlign;
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}
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inline
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void FormatChunk::blockAlign(WORD blockAlign)
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{
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mBlockAlign=blockAlign;
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}
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inline
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WORD FormatChunk::bitsPerSample(void)const
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{
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return mBitsPerSample;
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}
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inline
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void FormatChunk::bitsPerSample(WORD bitsPerSample)
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{
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mBitsPerSample=bitsPerSample;
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}
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inline
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WORD FormatChunk::size(void)const
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{
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return mSize+mChunkID.size();
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}
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inline
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void FormatChunk::initChunk(void)
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{
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mChunkID=String("fmt ");
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mSize=(mChunkID.size()+sizeof(mSize)+sizeof(mFormatTag)+sizeof(mChannels)+sizeof(mSamplesPerSecond)+
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sizeof(mAvgBytesPerSecond)+sizeof(mBlockAlign)+sizeof(mBitsPerSample))-(mChunkID.size()+sizeof(mSize));
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}
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#endif
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