[1.5] Adding some simple unit tests
[openjpeg.git] / libopenjpeg / j2k.c
index 89677eb5fa266fd4e3c5c15bde727a11d0592f2a..d34c75faa7ba20cecbccf02986d524ba8d5484c2 100644 (file)
@@ -6,6 +6,7 @@
  * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
  * Copyright (c) 2005, Herve Drolon, FreeImage Team
  * Copyright (c) 2006-2007, Parvatha Elangovan
+ * Copyright (c) 2010-2011, Kaori Hagihara
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -228,6 +229,23 @@ Read an unknown marker
 @param j2k J2K handle
 */
 static void j2k_read_unk(opj_j2k_t *j2k);
+/**
+Add main header marker information
+@param cstr_info Codestream information structure
+@param type marker type
+@param pos byte offset of marker segment
+@param len length of marker segment
+ */
+static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
+/**
+Add tile header marker information
+@param tileno tile index number
+@param cstr_info Codestream information structure
+@param type marker type
+@param pos byte offset of marker segment
+@param len length of marker segment
+ */
+static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len);
 
 /*@}*/
 
@@ -236,7 +254,7 @@ static void j2k_read_unk(opj_j2k_t *j2k);
 /* ----------------------------------------------------------------------- */
 typedef struct j2k_prog_order{
        OPJ_PROG_ORDER enum_prog;
-       char str_prog[4];
+       char str_prog[5];
 }j2k_prog_order_t;
 
 j2k_prog_order_t j2k_prog_order_list[] = {
@@ -258,79 +276,6 @@ char *j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){
        return po->str_prog;
 }
 
-void j2k_dump_image(FILE *fd, opj_image_t * img) {
-       int compno;
-       fprintf(fd, "image {\n");
-       fprintf(fd, "  x0=%d, y0=%d, x1=%d, y1=%d\n", img->x0, img->y0, img->x1, img->y1);
-       fprintf(fd, "  numcomps=%d\n", img->numcomps);
-       for (compno = 0; compno < img->numcomps; compno++) {
-               opj_image_comp_t *comp = &img->comps[compno];
-               fprintf(fd, "  comp %d {\n", compno);
-               fprintf(fd, "    dx=%d, dy=%d\n", comp->dx, comp->dy);
-               fprintf(fd, "    prec=%d\n", comp->prec);
-               fprintf(fd, "    sgnd=%d\n", comp->sgnd);
-               fprintf(fd, "  }\n");
-       }
-       fprintf(fd, "}\n");
-}
-
-void j2k_dump_cp(FILE *fd, opj_image_t * img, opj_cp_t * cp) {
-       int tileno, compno, layno, bandno, resno, numbands;
-       fprintf(fd, "coding parameters {\n");
-       fprintf(fd, "  tx0=%d, ty0=%d\n", cp->tx0, cp->ty0);
-       fprintf(fd, "  tdx=%d, tdy=%d\n", cp->tdx, cp->tdy);
-       fprintf(fd, "  tw=%d, th=%d\n", cp->tw, cp->th);
-       for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
-               opj_tcp_t *tcp = &cp->tcps[tileno];
-               fprintf(fd, "  tile %d {\n", tileno);
-               fprintf(fd, "    csty=%x\n", tcp->csty);
-               fprintf(fd, "    prg=%d\n", tcp->prg);
-               fprintf(fd, "    numlayers=%d\n", tcp->numlayers);
-               fprintf(fd, "    mct=%d\n", tcp->mct);
-               fprintf(fd, "    rates=");
-               for (layno = 0; layno < tcp->numlayers; layno++) {
-                       fprintf(fd, "%.1f ", tcp->rates[layno]);
-               }
-               fprintf(fd, "\n");
-               for (compno = 0; compno < img->numcomps; compno++) {
-                       opj_tccp_t *tccp = &tcp->tccps[compno];
-                       fprintf(fd, "    comp %d {\n", compno);
-                       fprintf(fd, "      csty=%x\n", tccp->csty);
-                       fprintf(fd, "      numresolutions=%d\n", tccp->numresolutions);
-                       fprintf(fd, "      cblkw=%d\n", tccp->cblkw);
-                       fprintf(fd, "      cblkh=%d\n", tccp->cblkh);
-                       fprintf(fd, "      cblksty=%x\n", tccp->cblksty);
-                       fprintf(fd, "      qmfbid=%d\n", tccp->qmfbid);
-                       fprintf(fd, "      qntsty=%d\n", tccp->qntsty);
-                       fprintf(fd, "      numgbits=%d\n", tccp->numgbits);
-                       fprintf(fd, "      roishift=%d\n", tccp->roishift);
-                       fprintf(fd, "      stepsizes=");
-                       numbands = tccp->qntsty == J2K_CCP_QNTSTY_SIQNT ? 1 : tccp->numresolutions * 3 - 2;
-                       for (bandno = 0; bandno < numbands; bandno++) {
-                               fprintf(fd, "(%d,%d) ", tccp->stepsizes[bandno].mant,
-                                       tccp->stepsizes[bandno].expn);
-                       }
-                       fprintf(fd, "\n");
-                       
-                       if (tccp->csty & J2K_CCP_CSTY_PRT) {
-                               fprintf(fd, "      prcw=");
-                               for (resno = 0; resno < tccp->numresolutions; resno++) {
-                                       fprintf(fd, "%d ", tccp->prcw[resno]);
-                               }
-                               fprintf(fd, "\n");
-                               fprintf(fd, "      prch=");
-                               for (resno = 0; resno < tccp->numresolutions; resno++) {
-                                       fprintf(fd, "%d ", tccp->prch[resno]);
-                               }
-                               fprintf(fd, "\n");
-                       }
-                       fprintf(fd, "    }\n");
-               }
-               fprintf(fd, "  }\n");
-       }
-       fprintf(fd, "}\n");
-}
-
 /* ----------------------------------------------------------------------- */
 static int j2k_get_num_tp(opj_cp_t *cp,int pino,int tileno){
        char *prog;
@@ -370,6 +315,9 @@ static int j2k_get_num_tp(opj_cp_t *cp,int pino,int tileno){
 /**    mem allocation for TLM marker*/
 int j2k_calculate_tp(opj_cp_t *cp,int img_numcomp,opj_image_t *image,opj_j2k_t *j2k ){
        int pino,tileno,totnum_tp=0;
+
+       OPJ_ARG_NOT_USED(img_numcomp);
+
        j2k->cur_totnum_tp = (int *) opj_malloc(cp->tw * cp->th * sizeof(int));
        for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
                int cur_totnum_tp = 0;
@@ -398,12 +346,14 @@ static void j2k_write_soc(opj_j2k_t *j2k) {
        opj_cio_t *cio = j2k->cio;
        cio_write(cio, J2K_MS_SOC, 2);
 
+       if(j2k->cstr_info)
+         j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio), 0);
+
 /* UniPG>> */
 #ifdef USE_JPWL
 
        /* update markers struct */
        j2k_add_marker(j2k->cstr_info, J2K_MS_SOC, cio_tell(cio) - 2, 2);
-
 #endif /* USE_JPWL */
 /* <<UniPG */
 }
@@ -424,7 +374,7 @@ static void j2k_write_siz(opj_j2k_t *j2k) {
        opj_cio_t *cio = j2k->cio;
        opj_image_t *image = j2k->image;
        opj_cp_t *cp = j2k->cp;
-       
+
        cio_write(cio, J2K_MS_SIZ, 2);  /* SIZ */
        lenp = cio_tell(cio);
        cio_skip(cio, 2);
@@ -447,6 +397,9 @@ static void j2k_write_siz(opj_j2k_t *j2k) {
        cio_seek(cio, lenp);
        cio_write(cio, len, 2);         /* Lsiz */
        cio_seek(cio, lenp + len);
+       
+       if(j2k->cstr_info)
+         j2k_add_mhmarker(j2k->cstr_info, J2K_MS_SIZ, lenp, len);
 }
 
 static void j2k_read_siz(opj_j2k_t *j2k) {
@@ -677,6 +630,11 @@ static void j2k_write_com(opj_j2k_t *j2k) {
                cio_seek(cio, lenp);
                cio_write(cio, len, 2);
                cio_seek(cio, lenp + len);
+
+               
+               if(j2k->cstr_info)
+                 j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COM, lenp, len);
+
        }
 }
 
@@ -720,7 +678,7 @@ static void j2k_read_cox(opj_j2k_t *j2k, int compno) {
 
        tccp->numresolutions = cio_read(cio, 1) + 1;    /* SPcox (D) */
 
-       // If user wants to remove more resolutions than the codestream contains, return error
+       /* If user wants to remove more resolutions than the codestream contains, return error*/
        if (cp->reduce >= tccp->numresolutions) {
                opj_event_msg(j2k->cinfo, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number "
                                        "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno);
@@ -780,6 +738,10 @@ static void j2k_write_cod(opj_j2k_t *j2k) {
        cio_seek(cio, lenp);
        cio_write(cio, len, 2);         /* Lcod */
        cio_seek(cio, lenp + len);
+
+       if(j2k->cstr_info)
+         j2k_add_mhmarker(j2k->cstr_info, J2K_MS_COD, lenp, len);
+
 }
 
 static void j2k_read_cod(opj_j2k_t *j2k) {
@@ -908,6 +870,15 @@ static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
                };
 
        };
+
+#else
+       /* We check whether there are too many subbands */
+       if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
+               opj_event_msg(j2k->cinfo, EVT_WARNING ,
+                                       "bad number of subbands in Sqcx (%d) regarding to J2K_MAXBANDS (%d) \n"
+                                   "- limiting number of bands to J2K_MAXBANDS and try to move to the next markers\n", numbands, J2K_MAXBANDS);
+       }
+
 #endif /* USE_JPWL */
 
        for (bandno = 0; bandno < numbands; bandno++) {
@@ -920,8 +891,10 @@ static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
                        expn = tmp >> 11;
                        mant = tmp & 0x7ff;
                }
-               tccp->stepsizes[bandno].expn = expn;
-               tccp->stepsizes[bandno].mant = mant;
+               if (bandno < J2K_MAXBANDS){
+                       tccp->stepsizes[bandno].expn = expn;
+                       tccp->stepsizes[bandno].mant = mant;
+               }
        }
        
        /* Add Antonin : if scalar_derived -> compute other stepsizes */
@@ -949,6 +922,9 @@ static void j2k_write_qcd(opj_j2k_t *j2k) {
        cio_seek(cio, lenp);
        cio_write(cio, len, 2);                 /* Lqcd */
        cio_seek(cio, lenp + len);
+
+       if(j2k->cstr_info)
+         j2k_add_mhmarker(j2k->cstr_info, J2K_MS_QCD, lenp, len);
 }
 
 static void j2k_read_qcd(opj_j2k_t *j2k) {
@@ -985,7 +961,7 @@ static void j2k_read_qcc(opj_j2k_t *j2k) {
        int len, compno;
        int numcomp = j2k->image->numcomps;
        opj_cio_t *cio = j2k->cio;
-       
+
        len = cio_read(cio, 2); /* Lqcc */
        compno = cio_read(cio, numcomp <= 256 ? 1 : 2); /* Cqcc */
 
@@ -1270,6 +1246,10 @@ static void j2k_write_sot(opj_j2k_t *j2k) {
        j2k_add_marker(j2k->cstr_info, J2K_MS_SOT, j2k->sot_start, len + 2);
 #endif /* USE_JPWL */
        /* <<UniPG */
+
+       if( j2k->cstr_info && j2k->cur_tp_num==0){
+         j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOT, lenp, len);
+       }
 }
 
 static void j2k_read_sot(opj_j2k_t *j2k) {
@@ -1353,6 +1333,11 @@ static void j2k_read_sot(opj_j2k_t *j2k) {
        
        partno = cio_read(cio, 1);
        numparts = cio_read(cio, 1);
+  
+  if (partno >= numparts) {
+    opj_event_msg(j2k->cinfo, EVT_WARNING, "SOT marker inconsistency in tile %d: tile-part index greater (%d) than number of tile-parts (%d)\n", tileno, partno, numparts);
+    numparts = partno+1;
+  }
        
        j2k->curtileno = tileno;
        j2k->cur_tp_num = partno;
@@ -1368,15 +1353,14 @@ static void j2k_read_sot(opj_j2k_t *j2k) {
                        j2k->cstr_info->tile[tileno].tileno = tileno;
                        j2k->cstr_info->tile[tileno].start_pos = cio_tell(cio) - 12;
                        j2k->cstr_info->tile[tileno].end_pos = j2k->cstr_info->tile[tileno].start_pos + totlen - 1;                             
-                       j2k->cstr_info->tile[tileno].num_tps = numparts;
-                       if (numparts)
-                               j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t));
-                       else
-                               j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10)
-               }
-               else {
+    } else {
                        j2k->cstr_info->tile[tileno].end_pos += totlen;
-               }               
+               }
+    j2k->cstr_info->tile[tileno].num_tps = numparts;
+    if (numparts)
+      j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, numparts * sizeof(opj_tp_info_t));
+    else
+      j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_realloc(j2k->cstr_info->tile[tileno].tp, 10 * sizeof(opj_tp_info_t)); /* Fixme (10)*/
                j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = cio_tell(cio) - 12;
                j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos = 
                        j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1;
@@ -1412,6 +1396,11 @@ static void j2k_write_sod(opj_j2k_t *j2k, void *tile_coder) {
        tcd->cur_tp_num = j2k->cur_tp_num;
        
        cio_write(cio, J2K_MS_SOD, 2);
+
+       if( j2k->cstr_info && j2k->cur_tp_num==0){
+         j2k_add_tlmarker( j2k->curtileno, j2k->cstr_info, J2K_MS_SOD, cio_tell(cio), 0);
+       }
+
        if (j2k->curtileno == 0) {
                j2k->sod_start = cio_tell(cio) + j2k->pos_correction;
        }
@@ -1565,7 +1554,7 @@ static void j2k_write_eoc(opj_j2k_t *j2k) {
 
 static void j2k_read_eoc(opj_j2k_t *j2k) {
        int i, tileno;
-       bool success;
+       opj_bool success;
 
        /* if packets should be decoded */
        if (j2k->cp->limit_decoding != DECODE_ALL_BUT_PACKETS) {
@@ -1578,7 +1567,7 @@ static void j2k_read_eoc(opj_j2k_t *j2k) {
                        opj_free(j2k->tile_data[tileno]);
                        j2k->tile_data[tileno] = NULL;
                        tcd_free_decode_tile(tcd, i);
-                       if (success == false) {
+                       if (success == OPJ_FALSE) {
                                j2k->state |= J2K_STATE_ERR;
                                break;
                        }
@@ -1833,7 +1822,7 @@ opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *c
                if (j2k->cp->correct) {
 
                        int orig_pos = cio_tell(cio);
-                       bool status;
+                       opj_bool status;
 
                        /* call the corrector */
                        status = jpwl_correct(j2k);
@@ -1872,13 +1861,13 @@ opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *c
                        return 0;
                }
                e = j2k_dec_mstab_lookup(id);
-               // Check if the marker is known
+               /* Check if the marker is known*/
                if (!(j2k->state & e->states)) {
                        opj_image_destroy(image);
                        opj_event_msg(cinfo, EVT_ERROR, "%.8x: unexpected marker %x\n", cio_tell(cio) - 2, id);
                        return 0;
                }
-               // Check if the decoding is limited to the main header
+               /* Check if the decoding is limited to the main header*/
                if (e->id == J2K_MS_SOT && j2k->cp->limit_decoding == LIMIT_TO_MAIN_HEADER) {
                        opj_event_msg(cinfo, EVT_INFO, "Main Header decoded.\n");
                        return image;
@@ -1904,7 +1893,6 @@ opj_image_t* j2k_decode(opj_j2k_t *j2k, opj_cio_t *cio, opj_codestream_info_t *c
        if (j2k->state != J2K_STATE_MT) {
                opj_event_msg(cinfo, EVT_WARNING, "Incomplete bitstream\n");
        }
-
        return image;
 }
 
@@ -1916,9 +1904,10 @@ opj_image_t* j2k_decode_jpt_stream(opj_j2k_t *j2k, opj_cio_t *cio,  opj_codestre
        opj_image_t *image = NULL;
        opj_jpt_msg_header_t header;
        int position;
-
        opj_common_ptr cinfo = j2k->cinfo;
-       
+
+       OPJ_ARG_NOT_USED(cstr_info);
+
        j2k->cio = cio;
 
        /* create an empty image */
@@ -2109,12 +2098,12 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
                int i;
 
                /* set JPWL on */
-               cp->epc_on = true;
-               cp->info_on = false; /* no informative technique */
+               cp->epc_on = OPJ_TRUE;
+               cp->info_on = OPJ_FALSE; /* no informative technique */
 
                /* set EPB on */
                if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
-                       cp->epb_on = true;
+                       cp->epb_on = OPJ_TRUE;
                        
                        cp->hprot_MH = parameters->jpwl_hprot_MH;
                        for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
@@ -2135,7 +2124,7 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
 
                /* set ESD writing */
                if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
-                       cp->esd_on = true;
+                       cp->esd_on = OPJ_TRUE;
 
                        cp->sens_size = parameters->jpwl_sens_size;
                        cp->sens_addr = parameters->jpwl_sens_addr;
@@ -2149,10 +2138,10 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
                }
 
                /* always set RED writing to false: we are at the encoder */
-               cp->red_on = false;
+               cp->red_on = OPJ_FALSE;
 
        } else {
-               cp->epc_on = false;
+               cp->epc_on = OPJ_FALSE;
        }
 #endif /* USE_JPWL */
 
@@ -2225,10 +2214,10 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
 
                        if(parameters->cp_cinema)
                        {
-                               //Precinct size for lowest frequency subband=128
+                               /*Precinct size for lowest frequency subband=128*/
                                tccp->prcw[0] = 7;
                                tccp->prch[0] = 7;
-                               //Precinct size at all other resolutions = 256
+                               /*Precinct size at all other resolutions = 256*/
                                for (j = 1; j < tccp->numresolutions; j++) {
                                        tccp->prcw[j] = 8;
                                        tccp->prch[j] = 8;
@@ -2270,7 +2259,7 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
                                                }
                                                p++;
                                                /*printf("\nsize precinct for level %d : %d,%d\n", j,tccp->prcw[j], tccp->prch[j]); */
-                                       }       //end for
+                                       }       /*end for*/
                                } else {
                                        for (j = 0; j < tccp->numresolutions; j++) {
                                                tccp->prcw[j] = 15;
@@ -2284,7 +2273,7 @@ void j2k_setup_encoder(opj_j2k_t *j2k, opj_cparameters_t *parameters, opj_image_
        }
 }
 
-bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) {
+opj_bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info) {
        int tileno, compno;
        opj_cp_t *cp = NULL;
 
@@ -2295,8 +2284,6 @@ bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestre
 
        cp = j2k->cp;
 
-       /* j2k_dump_cp(stdout, image, cp); */
-
        /* INDEX >> */
        j2k->cstr_info = cstr_info;
        if (cstr_info) {
@@ -2393,6 +2380,9 @@ bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestre
                /* INDEX >> */
                if(cstr_info) {
                        cstr_info->tile[j2k->curtileno].start_pos = cio_tell(cio) + j2k->pos_correction;
+                       cstr_info->tile[j2k->curtileno].maxmarknum = 10;
+                       cstr_info->tile[j2k->curtileno].marker = (opj_marker_info_t *) opj_malloc(cstr_info->tile[j2k->curtileno].maxmarknum * sizeof(opj_marker_info_t));
+                       cstr_info->tile[j2k->curtileno].marknum = 0;
                }
                /* << INDEX */
 
@@ -2499,11 +2489,46 @@ bool j2k_encode(opj_j2k_t *j2k, opj_cio_t *cio, opj_image_t *image, opj_codestre
        }
 #endif /* USE_JPWL */
 
-       return true;
+       return OPJ_TRUE;
 }
 
+static void j2k_add_mhmarker(opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
 
+       if (!cstr_info)
+               return;
+
+       /* expand the list? */
+       if ((cstr_info->marknum + 1) > cstr_info->maxmarknum) {
+               cstr_info->maxmarknum = 100 + (int) ((float) cstr_info->maxmarknum * 1.0F);
+               cstr_info->marker = (opj_marker_info_t*)opj_realloc(cstr_info->marker, cstr_info->maxmarknum);
+       }
 
+       /* add the marker */
+       cstr_info->marker[cstr_info->marknum].type = type;
+       cstr_info->marker[cstr_info->marknum].pos = pos;
+       cstr_info->marker[cstr_info->marknum].len = len;
+       cstr_info->marknum++;
 
+}
 
+static void j2k_add_tlmarker( int tileno, opj_codestream_info_t *cstr_info, unsigned short int type, int pos, int len) {
 
+  opj_marker_info_t *marker;
+
+       if (!cstr_info)
+               return;
+
+       /* expand the list? */
+       if ((cstr_info->tile[tileno].marknum + 1) > cstr_info->tile[tileno].maxmarknum) {
+               cstr_info->tile[tileno].maxmarknum = 100 + (int) ((float) cstr_info->tile[tileno].maxmarknum * 1.0F);
+               cstr_info->tile[tileno].marker = (opj_marker_info_t*)opj_realloc(cstr_info->tile[tileno].marker, cstr_info->maxmarknum);
+       }
+
+       marker = &(cstr_info->tile[tileno].marker[cstr_info->tile[tileno].marknum]);
+
+       /* add the marker */
+       marker->type = type;
+       marker->pos = pos;
+       marker->len = len;
+       cstr_info->tile[tileno].marknum++;
+}