/*
=====================
endReplaySystem
=====================
*/
BOOL endReplaySystem() {
repHeader_t repHeader = {0};
HANDLE hFile;
HANDLE hTmpFile;
BYTE buff[BLOCK_SIZE];
TCHAR szRepTmpPath[MAX_PATH];
TCHAR szRepPath[MAX_PATH];
TCHAR szTmpPath[MAX_PATH];
TCHAR szArchPath[MAX_PATH];
DWORD crc;
DWORD tmp, tmp2;
int i;
//this will make replay hold till
//the end.
//
addReplayFrame( NOMOVE, LEFTGAME );
N_FClose( ghRepFile );
//create paths
//
N_Sprintf( szTmpPath, MAX_PATH, TEXT( "%s\\demos\\~demo.rep" ),
kcfTable[VAR_BASE].v.s );
N_Sprintf( szRepPath, MAX_PATH, TEXT( "%s\\demos\\demo_%i.rep" ),
kcfTable[VAR_BASE].v.s, gSuffix );
N_Sprintf( szRepTmpPath, MAX_PATH, TEXT( "%s.tmp" ), szRepPath );
N_Sprintf( szArchPath, MAX_PATH, TEXT( "%s.z" ), szRepTmpPath);
//create temporary replay file
//
hFile = N_FOpenC( szRepTmpPath );
if( hFile == INVALID_HANDLE_VALUE ) {
return FALSE;
}
//write figure data
//
N_FWrite( hFile, &k_replayFigSize, sizeof(k_replayFigSize) );
for( i=0; i<k_replayFigSize; i++ ) {
N_FWrite( hFile, &(k_replayFig[i].type), sizeof(k_replayFig[i].type) );
N_FWrite( hFile, &(k_replayFig[i].state), sizeof(k_replayFig[i].state) );
}
//copy replay data from temporary file
//
hTmpFile = N_FOpenR( szTmpPath );
while( ReadFile( hTmpFile, buff, BLOCK_SIZE, &tmp, NULL ) ) {
if( tmp == 0 ) {
break;
}
WriteFile( hFile, buff, tmp, &tmp2, NULL );
}
N_FClose( hTmpFile );
N_FClose( hFile );
//create replay file
//
hFile = N_FOpenC( szRepPath );
//write header
//
repHeader.header = REPLAYHEADER;
repHeader.gametype = gGameType;
if( gMapID >= 0 ) {
repHeader.mapCRC = k_system.pMaps[gMapID].fe.dwCRC;
}
else {
repHeader.mapCRC = 0;
}
N_FWrite( hFile, &repHeader, sizeof(repHeader) );
crcInit( &crc );
//compress
//
if( beginCompress( szRepTmpPath ) ) {
hTmpFile = N_FOpenR( szArchPath );
while( ReadFile( hTmpFile, buff, BLOCK_SIZE, &tmp, NULL ) ) {
if( tmp == 0 ) {
break;
}
WriteFile( hFile, buff, tmp, &tmp2, NULL );
crcUpdate( &crc, buff, tmp );
}
N_FClose( hTmpFile );
endCompress( szRepTmpPath );
}
crcFinish( &crc );
//write CRC
//
repHeader.crc = crc;
N_FSeek( hFile, 0, FILE_BEGIN );
N_FWrite( hFile, &repHeader, sizeof(repHeader) );
//clean-up
//
N_FClose( hFile );
//delete ~demo.rep and demo_%i.rep.tmp
//
DeleteFile( szTmpPath );
DeleteFile( szRepTmpPath );
N_Free( k_replayFig );
k_replayFig = NULL;
k_replayFigSize = 0;
k_replayFigID = 0;
gFrameTime = 0;
gGameType = GNO;
gMapID = -1;
k_system.flags &= ~SF_RECORDING;
return TRUE;
}
int main(int argc, char **argv) {
PHASH freq = NewHash();
int freqfid, codefid;
int nrSource, delta;
double clk;
int count = 0;
INDATA srcFile, compFile;
/* Must be passed the name of a file to compress */
if(argc < 2) {
printf("Must give a file to compress\n");
exit(1);
}
TIMESTART(clk);
initLFIOFile(&srcFile, argv[1]);
/* Read the file, 2 bytes at a time and create the frequency table */
nrSource = 0;
while(canFetch(&srcFile, 2)) {
U16 wrd = fetchWordLE(&srcFile);
nrSource += 2;
bumpFrequency(freq, wrd);
}
finishIOFile(&srcFile);
printf("Read %d bytes\n", nrSource);
/* Open the code and frequency files */
freqfid = CREAT("huffman.freq");
codefid = CREAT("huffman.code");
compressfid = CREAT("huffman.compressed");
if(freqfid < 0 || codefid < 0 || compressfid < 0) {
ERROR0(1, "Cannot create frequency and code files\n");
}
createCompressTables(freq, freqfid, codefid);
close(freqfid); close(codefid);
FreeHash(freq);
/* Now read again and compress */
initCompressor("huffman.code");
initLFIOFile(&srcFile, argv[1]);
outPoint = 0; written = 0;
startCompress(&writeByte);
/* Read the file, 2 bytes at a time and compress */
while(canFetch(&srcFile, 2)) {
U16 wrd = fetchWordLE(&srcFile);
writeCompressedSymbol(wrd);
}
endCompress();
flushOut();
close(compressfid);
finishIOFile(&srcFile);
/* Now decompress and compare */
for(count=0;count<30;count++) {
initLFIOFile(&compFile, "huffman.compressed");
initLFIOFile(&srcFile, argv[1]);
startDecompress();
delta = nrSource;
while(delta > 0) {
int comp = fetchCompressedSymbol(&compFile);
int src = fetchWordLE(&srcFile);
if(src != comp) {
ERROR3(-1, "Src(%04x) != Comp(%04x) (at offset %d)\n",
src, comp, nrSource - delta);
}
delta -= 2;
}
endDecompress(&compFile);
finishIOFile(&srcFile); finishIOFile(&compFile);
}
finalizeCompressor();
TIMESTOP(clk);
// sm: according to my man pages, the 'l' flag doesn't apply
// to the 'f' format, which is always a double argument
printf("Source %d bytes. Compressed %d bytes. Ratio: %5.2f\n",
nrSource, written, (double)nrSource / (double)written);
printf("Run hufftest in %8.3fms\n", clk / 1000.0);
exit (0);
return 0;
}