[trunk] continue work on getting API to use off_t instead of long toward LFS support in JPIP (j2kheader_manager)
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50a68d7d59
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@ -33,6 +33,7 @@
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <assert.h>
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#include "j2kheader_manager.h"
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#ifdef SERVER
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@ -76,11 +77,12 @@ bool get_mainheader_from_j2kstream( Byte_t *j2kstream, SIZmarker_param_t *SIZ, C
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SIZmarker_param_t get_SIZmkrdata_from_j2kstream( Byte_t *SIZstream)
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{
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SIZmarker_param_t SIZ = {0};
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SIZmarker_param_t SIZ;
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int i;
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if( *SIZstream++ != 0xff || *SIZstream++ != 0x51){
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fprintf( FCGI_stderr, "Error, SIZ marker not found in the reconstructed j2kstream\n");
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memset( &SIZ, 0, sizeof( SIZ ) );
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return SIZ;
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}
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@ -125,13 +127,13 @@ CODmarker_param_t get_CODmkrdata_from_j2kstream( Byte_t *CODstream)
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COD.numOfdecomp = *( CODstream+7);
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if(COD.Scod & 0x01){
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COD.XPsiz = (Byte4_t *)malloc( (COD.numOfdecomp+1)*sizeof(Byte4_t));
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COD.YPsiz = (Byte4_t *)malloc( (COD.numOfdecomp+1)*sizeof(Byte4_t));
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COD.XPsiz = (Byte4_t *)malloc( (OPJ_SIZE_T)(COD.numOfdecomp+1)*sizeof(Byte4_t));
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COD.YPsiz = (Byte4_t *)malloc( (OPJ_SIZE_T)(COD.numOfdecomp+1)*sizeof(Byte4_t));
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for( i=0; i<=COD.numOfdecomp; i++){
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/*precinct size */
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COD.XPsiz[i] = pow( 2, *( CODstream+12+i) & 0x0F);
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COD.YPsiz[i] = pow( 2, (*( CODstream+12+i) & 0xF0) >> 4);
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COD.XPsiz[i] = (Byte4_t)pow( 2, *( CODstream+12+i) & 0x0F);
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COD.YPsiz[i] = (Byte4_t)pow( 2, (*( CODstream+12+i) & 0xF0) >> 4);
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}
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}
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else{
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@ -162,8 +164,8 @@ bool modify_mainheader( Byte_t *j2kstream, int numOfdecomp, SIZmarker_param_t SI
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if( !(newLcod = modify_CODmkrstream( COD, numOfdecomp, j2kstream)))
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return false;
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memmove( j2kstream+2+newLcod, j2kstream+2+COD.Lcod, (*j2klen)-(SIZ.Lsiz+COD.Lcod+6));
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*j2klen -= ( COD.Lcod - newLcod);
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memmove( j2kstream+2+newLcod, j2kstream+2+COD.Lcod, *j2klen - (Byte8_t)(SIZ.Lsiz+COD.Lcod+6));
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*j2klen -= (Byte8_t)( COD.Lcod - newLcod);
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return true;
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}
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@ -178,14 +180,14 @@ bool modify_SIZmkrstream( SIZmarker_param_t SIZ, int difOfdecomplev, Byte_t *SIZ
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}
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for( i=0; i<difOfdecomplev; i++){
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SIZ.Xsiz = ceil( (double)SIZ.Xsiz/2.0);
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SIZ.Ysiz = ceil( (double)SIZ.Ysiz/2.0);
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SIZ.XOsiz = ceil( (double)SIZ.XOsiz/2.0);
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SIZ.YOsiz = ceil( (double)SIZ.YOsiz/2.0);
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SIZ.XTsiz = ceil( (double)SIZ.XTsiz/2.0);
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SIZ.YTsiz = ceil( (double)SIZ.YTsiz/2.0);
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SIZ.XTOsiz = ceil( (double)SIZ.XTOsiz/2.0);
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SIZ.YTOsiz = ceil( (double)SIZ.YTOsiz/2.0);
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SIZ.Xsiz = (Byte4_t)ceil( (double)SIZ.Xsiz/2.0);
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SIZ.Ysiz = (Byte4_t)ceil( (double)SIZ.Ysiz/2.0);
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SIZ.XOsiz = (Byte4_t)ceil( (double)SIZ.XOsiz/2.0);
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SIZ.YOsiz = (Byte4_t)ceil( (double)SIZ.YOsiz/2.0);
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SIZ.XTsiz = (Byte4_t)ceil( (double)SIZ.XTsiz/2.0);
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SIZ.YTsiz = (Byte4_t)ceil( (double)SIZ.YTsiz/2.0);
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SIZ.XTOsiz = (Byte4_t)ceil( (double)SIZ.XTOsiz/2.0);
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SIZ.YTOsiz = (Byte4_t)ceil( (double)SIZ.YTOsiz/2.0);
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}
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SIZstream += 4; /* skip Lsiz + Rsiz */
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@ -206,13 +208,14 @@ Byte2_t modify_CODmkrstream( CODmarker_param_t COD, int numOfdecomp, Byte_t *COD
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{
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Byte2_t newLcod;
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assert( numOfdecomp >= 0 || numOfdecomp <= 255 );
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if( *CODstream++ != 0xff || *CODstream++ != 0x52){
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fprintf( FCGI_stderr, "Error, COD marker not found in the reconstructed j2kstream\n");
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return 0;
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}
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if( COD.Scod & 0x01){
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newLcod = 13+numOfdecomp;
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newLcod = (Byte2_t)(13+numOfdecomp);
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*CODstream++ = (Byte_t)((Byte2_t)(newLcod & 0xff00) >> 8);
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*CODstream++ = (Byte_t)(newLcod & 0x00ff);
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@ -246,7 +249,7 @@ bool modify_tileheader( Byte_t *j2kstream, Byte8_t SOToffset, int numOfdecomp, B
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}
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SOTstream += 4; /* skip Lsot & Isot */
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Psot = (SOTstream[0]<<24)+(SOTstream[1]<<16)+(SOTstream[2]<<8)+(SOTstream[3]);
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Psot = (Byte4_t)((SOTstream[0]<<24)+(SOTstream[1]<<16)+(SOTstream[2]<<8)+(SOTstream[3]));
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Psot_stream = SOTstream;
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thstream += 12; /* move to next marker (SOT always 12bytes) */
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@ -256,15 +259,15 @@ bool modify_tileheader( Byte_t *j2kstream, Byte8_t SOToffset, int numOfdecomp, B
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if( !modify_COCmkrstream( numOfdecomp, thstream, Csiz, &oldLcoc, &newLcoc))
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return false;
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memmove( thstream+newLcoc+2, thstream+oldLcoc+2, (*j2klen)-(thstream-j2kstream+oldLcoc+2));
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*j2klen -= ( oldLcoc - newLcoc);
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memmove( thstream+newLcoc+2, thstream+oldLcoc+2, *j2klen - (Byte8_t)(thstream-j2kstream+oldLcoc+2));
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*j2klen -= (Byte8_t)( oldLcoc - newLcoc);
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}
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thstream += 2;
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thstream += ((thstream[0]<<8)+(thstream[1])); /* marker length */
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}
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if( (*j2klen)-SOToffset != Psot){
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Psot = (*j2klen)-SOToffset;
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Psot = (Byte4_t)((*j2klen)-SOToffset);
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modify_4Bytecode( Psot, Psot_stream);
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}
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return true;
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@ -272,20 +275,21 @@ bool modify_tileheader( Byte_t *j2kstream, Byte8_t SOToffset, int numOfdecomp, B
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bool modify_COCmkrstream( int numOfdecomp, Byte_t *COCstream, Byte2_t Csiz, Byte2_t *oldLcoc, Byte2_t *newLcoc)
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{
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if( numOfdecomp < 0 || numOfdecomp > 255 ) return false;
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if( *COCstream++ != 0xff || *COCstream++ != 0x53){
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fprintf( FCGI_stderr, "Error, COC marker not found in the reconstructed j2kstream\n");
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return false;
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}
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*oldLcoc = big2( COCstream);
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*newLcoc = (Csiz < 257 ? 10 : 11) + numOfdecomp;
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*newLcoc = (Byte2_t)((Csiz < 257 ? 10 : 11) + numOfdecomp);
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*COCstream++ = (Byte_t)((Byte2_t)((*newLcoc) & 0xff00) >> 8);
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*COCstream++ = (Byte_t)((*newLcoc) & 0x00ff);
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if( Csiz < 257) COCstream +=2; /* skip Ccoc & Scoc */
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else COCstream += 3;
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*COCstream = numOfdecomp;
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*COCstream = (Byte_t)numOfdecomp;
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return true;
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}
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