#define BAM_PLF_INDEL_ONLY 0x04
#define BAM_PLF_GLF 0x08
#define BAM_PLF_VAR_ONLY 0x10
+#define BAM_PLF_2ND 0x20
typedef struct {
bam_header_t *h;
khash_t(64) *hash;
uint32_t format;
int tid, len, last_pos;
- int mask, min_mapQ;
+ int mask;
char *ref;
glfFile fp_glf; // for glf output only
} pu_data_t;
// when only variant sites are asked for, test if the site is a variant
if ((d->format & BAM_PLF_CNS) && (d->format & BAM_PLF_VAR_ONLY)) {
if (!(bam_nt16_table[rb] != 15 && cns>>28 != bam_nt16_table[rb])) { // not a SNP
- if (!(r && (r->gt == 2 || strcmp(r->s[r->gt], "*")))) // not an indel
+ if (!(r && (r->gt == 2 || strcmp(r->s[r->gt], "*")))) { // not an indel
+ if (r) bam_maqindel_ret_destroy(r);
return 0;
+ }
}
}
// print the first 3 columns
if (c > 126) c = 126;
putchar(c);
}
+ if (d->format & BAM_PLF_2ND) { // print 2nd calls and qualities
+ const unsigned char *q;
+ putchar('\t');
+ for (i = 0; i < n; ++i) {
+ const bam_pileup1_t *p = pu + i;
+ q = bam_aux_get(p->b, "E2");
+ putchar(q? q[p->qpos + 1] : 'N');
+ }
+ putchar('\t');
+ for (i = 0; i < n; ++i) {
+ const bam_pileup1_t *p = pu + i;
+ q = bam_aux_get(p->b, "U2");
+ putchar(q? q[p->qpos + 1] : '!');
+ }
+ }
// print mapping quality if -s is flagged on the command line
if (d->format & BAM_PLF_SIMPLE) {
putchar('\t');
int bam_pileup(int argc, char *argv[])
{
- int c;
+ int c, is_SAM = 0;
char *fn_list = 0, *fn_fa = 0, *fn_pos = 0;
pu_data_t *d = (pu_data_t*)calloc(1, sizeof(pu_data_t));
d->tid = -1; d->mask = BAM_DEF_MASK;
d->c = bam_maqcns_init();
d->ido = bam_maqindel_opt_init();
- while ((c = getopt(argc, argv, "st:f:cT:N:r:l:im:gI:G:vM:q:")) >= 0) {
+ while ((c = getopt(argc, argv, "st:f:cT:N:r:l:im:gI:G:vM:S2")) >= 0) {
switch (c) {
case 's': d->format |= BAM_PLF_SIMPLE; break;
case 't': fn_list = strdup(optarg); break;
case 'v': d->format |= BAM_PLF_VAR_ONLY; break;
case 'm': d->mask = strtol(optarg, 0, 0); break;
case 'g': d->format |= BAM_PLF_GLF; break;
+ case '2': d->format |= BAM_PLF_2ND; break;
case 'I': d->ido->q_indel = atoi(optarg); break;
case 'G': d->ido->r_indel = atof(optarg); break;
- case 'q': d->min_mapQ = atoi(optarg); break;
+ case 'S': is_SAM = 1; break;
default: fprintf(stderr, "Unrecognizd option '-%c'.\n", c); return 1;
}
}
+ if (fn_list) is_SAM = 1;
if (optind == argc) {
fprintf(stderr, "\n");
fprintf(stderr, "Usage: samtools pileup [options] <in.bam>|<in.sam>\n\n");
fprintf(stderr, "Option: -s simple (yet incomplete) pileup format\n");
+ fprintf(stderr, " -S the input is in SAM\n");
+ fprintf(stderr, " -2 output the 2nd best call and quality\n");
fprintf(stderr, " -i only show lines/consensus with indels\n");
fprintf(stderr, " -m INT filtering reads with bits in INT [%d]\n", d->mask);
- fprintf(stderr, " -q INT filtering reads with mapping quality smaller than INT [%d]\n", d->min_mapQ);
fprintf(stderr, " -M INT cap mapping quality at INT [%d]\n", d->c->cap_mapQ);
fprintf(stderr, " -t FILE list of reference sequences (assume the input is in SAM)\n");
fprintf(stderr, " -l FILE list of sites at which pileup is output\n");
fprintf(stderr, "[bam_pileup] indels will not be called when -f is absent.\n");
{
samfile_t *fp;
- fp = fn_list? samopen(argv[optind], "r", fn_list) : samopen(argv[optind], "rb", 0);
+ fp = is_SAM? samopen(argv[optind], "r", fn_list) : samopen(argv[optind], "rb", 0);
if (fp == 0 || fp->header == 0) {
fprintf(stderr, "[bam_pileup] fail to read the header: non-exisiting file or wrong format.\n");
return 1;
}
d->h = fp->header;
if (fn_pos) d->hash = load_pos(fn_pos, d->h);
- sampileup(fp, d->mask, d->min_mapQ, pileup_func, d);
+ sampileup(fp, d->mask, pileup_func, d);
samclose(fp); // d->h will be destroyed here
}