#include "faidx.h"
#include "bam_maqcns.h"
#include "bam_mcns.h"
+#include "bam2bcf.h"
#include "khash.h"
#include "glf.h"
#include "kstring.h"
#define MPLP_VCF 0x1
#define MPLP_VAR 0x2
#define MPLP_AFALL 0x8
+#define MPLP_GLF 0x10
#define MPLP_AFS_BLOCK 0x10000
static int mpileup(mplp_conf_t *conf, int n, char **fn)
{
mplp_aux_t **data;
- mc_aux_t *ma = 0;
int i, tid, pos, *n_plp, beg0 = 0, end0 = 1u<<29, ref_len, ref_tid;
const bam_pileup1_t **plp;
bam_mplp_t iter;
uint64_t N = 0;
char *ref;
khash_t(64) *hash = 0;
- // allocate
+
+ mc_aux_t *ma = 0;
+
+ bcf_callaux_t *bca = 0;
+ bcf_callret1_t *bcr = 0;
+ bcf_call_t bc;
+ bcf_t *bp = 0;
+
+ memset(&bc, 0, sizeof(bcf_call_t));
data = calloc(n, sizeof(void*));
plp = calloc(n, sizeof(void*));
n_plp = calloc(n, sizeof(int*));
+
// read the header and initialize data
for (i = 0; i < n; ++i) {
bam_header_t *h_tmp;
}
if (conf->fn_pos) hash = load_pos(conf->fn_pos, h);
// write the VCF header
- if (conf->flag & MPLP_VCF) {
+ if (conf->flag & MPLP_GLF) {
+ kstring_t s;
+ s.l = s.m = 0; s.s = 0;
+ bp = bcf_open("-", "w");
+ for (i = 0; i < h->n_targets; ++i) {
+ kputs(h->target_name[i], &s);
+ kputc('\0', &s);
+ }
+ bp->h.l_nm = s.l;
+ bp->h.name = malloc(s.l);
+ memcpy(bp->h.name, s.s, s.l);
+ s.l = 0;
+ for (i = 0; i < n; ++i) {
+ const char *p;
+ if ((p = strstr(fn[i], ".bam")) != 0)
+ kputsn(fn[i], p - fn[i], &s);
+ else kputs(fn[i], &s);
+ kputc('\0', &s);
+ }
+ bp->h.l_smpl = s.l;
+ bp->h.sname = malloc(s.l);
+ memcpy(bp->h.sname, s.s, s.l);
+ bp->h.l_txt = 0;
+ free(s.s);
+ bcf_hdr_sync(&bp->h);
+ bcf_hdr_write(bp);
+ } else if (conf->flag & MPLP_VCF) {
kstring_t s;
s.l = s.m = 0; s.s = 0;
puts("##fileformat=VCFv4.0");
free(s.s);
}
// mpileup
- if (conf->flag & MPLP_VCF) {
+ if (conf->flag & MPLP_GLF) {
+ bca = bcf_call_init(-1.);
+ bcr = calloc(n, sizeof(bcf_callret1_t));
+ } else if (conf->flag & MPLP_VCF) {
ma = mc_init(n);
mc_init_prior(ma, conf->prior_type, conf->theta);
}
if (conf->fai) ref = fai_fetch(conf->fai, h->target_name[tid], &ref_len);
ref_tid = tid;
}
- if (conf->flag & MPLP_VCF) {
+ if (conf->flag & MPLP_GLF) {
+ int _ref0, ref16;
+ bcf1_t *b = calloc(1, sizeof(bcf1_t));
+ _ref0 = (ref && pos < ref_len)? ref[pos] : 'N';
+ ref16 = bam_nt16_table[_ref0];
+ for (i = 0; i < n; ++i)
+ bcf_call_glfgen(n_plp[i], plp[i], ref16, bca, bcr + i);
+ bcf_call_combine(n, bcr, ref16, &bc);
+ bcf_call2bcf(tid, pos, &bc, b);
+ bcf_write(bp, b);
+ //fprintf(stderr, "%d,%d,%d\n", b->tid, b->pos, b->l_str);
+ bcf_destroy(b);
+ } else if (conf->flag & MPLP_VCF) {
mc_rst_t r;
int j, _ref0, depth, rms_q, _ref0b, is_var = 0, qref = 0, level = 2, tot;
uint64_t sqr_sum;
putchar('\n');
}
}
+ bcf_close(bp);
if (conf->flag&MPLP_VCF) mc_dump_afs(ma);
if (hash) { // free the hash table
khint_t k;
if (kh_exist(hash, k)) free(kh_val(hash, k));
kh_destroy(64, hash);
}
+ bcf_call_destroy(bca); free(bc.PL); free(bcr);
mc_destroy(ma);
bam_mplp_destroy(iter);
bam_header_destroy(h);
mplp.max_mq = 60;
mplp.prior_type = MC_PTYPE_FULL;
mplp.theta = 1e-3;
- while ((c = getopt(argc, argv, "vVcFSP:f:r:l:VM:q:t:")) >= 0) {
+ while ((c = getopt(argc, argv, "gvVcFSP:f:r:l:VM:q:t:")) >= 0) {
switch (c) {
case 't': mplp.theta = atof(optarg); break;
case 'P':
break;
case 'r': mplp.reg = strdup(optarg); break;
case 'l': mplp.fn_pos = strdup(optarg); break;
+ case 'g': mplp.flag |= MPLP_GLF; break;
case 'V':
case 'c': mplp.flag |= MPLP_VCF; break;
case 'F': mplp.flag |= MPLP_AFALL; break;
case 'q': mplp.min_mq = atoi(optarg); break;
}
}
+ if (mplp.flag&MPLP_GLF) mplp.flag &= ~MPLP_VCF;
if (argc == 1) {
fprintf(stderr, "\n");
fprintf(stderr, "Usage: samtools mpileup [options] in1.bam [in2.bam [...]]\n\n");
fprintf(stderr, " -t FLOAT scaled mutation rate [%lg]\n", mplp.theta);
fprintf(stderr, " -P STR prior: full, flat, cond2 [full]\n");
fprintf(stderr, " -c generate VCF output (consensus calling)\n");
+ fprintf(stderr, " -g generate GLF output\n");
fprintf(stderr, " -v show variant sites only\n");
fprintf(stderr, "\n");
fprintf(stderr, "Notes: Assuming error independency and diploid individuals.\n\n");