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mpv/subreader.c

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/*
* Subtitle reader with format autodetection
*
* Written by laaz
* Some code cleanup & realloc() by A'rpi/ESP-team
* dunnowhat sub format by szabi
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "config.h"
#include "subreader.h"
#define ERR ((void *) -1)
#ifdef USE_ICONV
#ifdef __FreeBSD__
#include <giconv.h>
#else
#include <iconv.h>
#endif
char *sub_cp=NULL;
#endif
/* Maximal length of line of a subtitle */
#define LINE_LEN 1000
static float mpsub_position=0;
int sub_uses_time=0;
int sub_errs=0;
int sub_num=0; // number of subtitle structs
int sub_slacktime=2000; // 20 seconds
/* Use the SUB_* constant defined in the header file */
int sub_format=SUB_INVALID;
static int eol(char p) {
return (p=='\r' || p=='\n' || p=='\0');
}
/* Remove leading and trailing space */
static void trail_space(char *s) {
int i = 0;
while (isspace(s[i])) ++i;
if (i) strcpy(s, s + i);
i = strlen(s) - 1;
while (i > 0 && isspace(s[i])) s[i--] = '\0';
}
subtitle *sub_read_line_sami(FILE *fd, subtitle *current) {
static char line[LINE_LEN+1];
static char *s = NULL, *slacktime_s;
char text[LINE_LEN+1], *p, *q;
int state;
current->lines = current->start = current->end = 0;
state = 0;
/* read the first line */
if (!s)
if (!(s = fgets(line, LINE_LEN, fd))) return 0;
do {
switch (state) {
case 0: /* find "START=" or "Slacktime:" */
slacktime_s = strstr (s, "Slacktime:");
if (slacktime_s) sub_slacktime = strtol (slacktime_s + 10, NULL, 0) / 10;
s = strstr (s, "Start=");
if (s) {
current->start = strtol (s + 6, &s, 0) / 10;
state = 1; continue;
}
break;
case 1: /* find "<P" */
if ((s = strstr (s, "<P"))) { s += 2; state = 2; continue; }
break;
case 2: /* find ">" */
if ((s = strchr (s, '>'))) { s++; state = 3; p = text; continue; }
break;
case 3: /* get all text until '<' appears */
if (*s == '\0') break;
else if (!strncasecmp (s, "<br>", 4)) {
*p = '\0'; p = text; trail_space (text);
if (text[0] != '\0')
current->text[current->lines++] = strdup (text);
s += 4;
}
else if (*s == '<') { state = 4; }
else if (!strncasecmp (s, "&nbsp;", 6)) { *p++ = ' '; s += 6; }
else if (*s == '\t') { *p++ = ' '; s++; }
else if (*s == '\r' || *s == '\n') { s++; }
else *p++ = *s++;
/* skip duplicated space */
if (p > text + 2) if (*(p-1) == ' ' && *(p-2) == ' ') p--;
continue;
case 4: /* get current->end or skip <TAG> */
q = strstr (s, "Start=");
if (q) {
current->end = strtol (q + 6, &q, 0) / 10 - 1;
*p = '\0'; trail_space (text);
if (text[0] != '\0')
current->text[current->lines++] = strdup (text);
if (current->lines > 0) { state = 99; break; }
state = 0; continue;
}
s = strchr (s, '>');
if (s) { s++; state = 3; continue; }
break;
}
/* read next line */
if (state != 99 && !(s = fgets (line, LINE_LEN, fd))) {
if (current->start > 0) {
break; // if it is the last subtitle
} else {
return 0;
}
}
} while (state != 99);
// For the last subtitle
if (current->end <= 0) {
current->end = current->start + sub_slacktime;
*p = '\0'; trail_space (text);
if (text[0] != '\0')
current->text[current->lines++] = strdup (text);
}
return current;
}
char *sub_readtext(char *source, char **dest) {
int len=0;
char *p=source;
while ( !eol(*p) && *p!= '|' ) {
p++,len++;
}
*dest= (char *)malloc (len+1);
if (!dest) {return ERR;}
strncpy(*dest, source, len);
(*dest)[len]=0;
while (*p=='\r' || *p=='\n' || *p=='|') p++;
if (*p) return p; // not-last text field
else return NULL; // last text field
}
subtitle *sub_read_line_microdvd(FILE *fd,subtitle *current) {
char line[LINE_LEN+1];
char line2[LINE_LEN+1];
char *p, *next;
int i;
do {
if (!fgets (line, LINE_LEN, fd)) return NULL;
} while ((sscanf (line,
"{%ld}{}%[^\r\n]",
&(current->start), line2) < 2) &&
(sscanf (line,
"{%ld}{%ld}%[^\r\n]",
&(current->start), &(current->end), line2) < 3));
p=line2;
next=p, i=0;
while ((next =sub_readtext (next, &(current->text[i])))) {
if (current->text[i]==ERR) {return ERR;}
i++;
if (i>=SUB_MAX_TEXT) { printf ("Too many lines in a subtitle\n");current->lines=i;return current;}
}
current->lines= ++i;
return current;
}
subtitle *sub_read_line_subrip(FILE *fd, subtitle *current) {
char line[LINE_LEN+1];
int a1,a2,a3,a4,b1,b2,b3,b4;
char *p=NULL, *q=NULL;
int len;
while (1) {
if (!fgets (line, LINE_LEN, fd)) return NULL;
if (sscanf (line, "%d:%d:%d.%d,%d:%d:%d.%d",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4) < 8) continue;
current->start = a1*360000+a2*6000+a3*100+a4;
current->end = b1*360000+b2*6000+b3*100+b4;
if (!fgets (line, LINE_LEN, fd)) return NULL;
p=q=line;
for (current->lines=1; current->lines < SUB_MAX_TEXT; current->lines++) {
for (q=p,len=0; *p && *p!='\r' && *p!='\n' && strncmp(p,"[br]",4); p++,len++);
current->text[current->lines-1]=(char *)malloc (len+1);
if (!current->text[current->lines-1]) return ERR;
strncpy (current->text[current->lines-1], q, len);
current->text[current->lines-1][len]='\0';
if (!*p || *p=='\r' || *p=='\n') break;
while (*p++!=']');
}
break;
}
return current;
}
subtitle *sub_read_line_subviewer(FILE *fd,subtitle *current) {
char line[LINE_LEN+1];
int a1,a2,a3,a4,b1,b2,b3,b4;
char *p=NULL;
int i,len;
while (!current->text[0]) {
if (!fgets (line, LINE_LEN, fd)) return NULL;
if ((len=sscanf (line, "%d:%d:%d,%d --> %d:%d:%d,%d",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4)) < 8)
continue;
current->start = a1*360000+a2*6000+a3*100+a4/10;
current->end = b1*360000+b2*6000+b3*100+b4/10;
for (i=0; i<SUB_MAX_TEXT;) {
if (!fgets (line, LINE_LEN, fd)) break;
len=0;
for (p=line; *p!='\n' && *p!='\r' && *p; p++,len++);
if (len) {
current->text[i]=(char *)malloc (len+1);
if (!current->text[i]) return ERR;
strncpy (current->text[i], line, len); current->text[i][len]='\0';
i++;
} else {
break;
}
}
current->lines=i;
}
return current;
}
subtitle *sub_read_line_vplayer(FILE *fd,subtitle *current) {
char line[LINE_LEN+1];
int a1,a2,a3;
char *p=NULL, *next,separator;
int i,len,plen;
while (!current->text[0]) {
if (!fgets (line, LINE_LEN, fd)) return NULL;
if ((len=sscanf (line, "%d:%d:%d%c%n",&a1,&a2,&a3,&separator,&plen)) < 4)
continue;
if (!(current->start = a1*360000+a2*6000+a3*100))
continue;
/* removed by wodzu
p=line;
// finds the body of the subtitle
for (i=0; i<3; i++){
p=strchr(p,':');
if (p==NULL) break;
++p;
}
if (p==NULL) {
printf("SUB: Skipping incorrect subtitle line!\n");
continue;
}
*/
// by wodzu: hey! this time we know what length it has! what is
// that magic for? it can't deal with space instead of third
// colon! look, what simple it can be:
p = &line[ plen ];
i=0;
if (*p!='|') {
//
next = p,i=0;
while ((next =sub_readtext (next, &(current->text[i])))) {
if (current->text[i]==ERR) {return ERR;}
i++;
if (i>=SUB_MAX_TEXT) { printf ("Too many lines in a subtitle\n");current->lines=i;return current;}
}
current->lines=i+1;
}
}
return current;
}
subtitle *sub_read_line_rt(FILE *fd,subtitle *current) {
//TODO: This format uses quite rich (sub/super)set of xhtml
// I couldn't check it since DTD is not included.
// WARNING: full XML parses can be required for proper parsing
char line[LINE_LEN+1];
int a1,a2,a3,a4,b1,b2,b3,b4;
char *p=NULL,*next=NULL;
int i,len,plen;
while (!current->text[0]) {
if (!fgets (line, LINE_LEN, fd)) return NULL;
//TODO: it seems that format of time is not easily determined, it may be 1:12, 1:12.0 or 0:1:12.0
//to describe the same moment in time. Maybe there are even more formats in use.
//if ((len=sscanf (line, "<Time Begin=\"%d:%d:%d.%d\" End=\"%d:%d:%d.%d\"",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4)) < 8)
plen=a1=a2=a3=a4=b1=b2=b3=b4=0;
if (
((len=sscanf (line, "<%*[tT]ime %*[bB]egin=\"%d:%d\" %*[Ee]nd=\"%d:%d\"%*[^<]<clear/>%n",&a2,&a3,&b2,&b3,&plen)) < 4) &&
((len=sscanf (line, "<%*[tT]ime %*[bB]egin=\"%d:%d\" %*[Ee]nd=\"%d:%d.%d\"%*[^<]<clear/>%n",&a2,&a3,&b2,&b3,&b4,&plen)) < 5) &&
// ((len=sscanf (line, "<%*[tT]ime %*[bB]egin=\"%d:%d.%d\" %*[Ee]nd=\"%d:%d\"%*[^<]<clear/>%n",&a2,&a3,&a4,&b2,&b3,&plen)) < 5) &&
((len=sscanf (line, "<%*[tT]ime %*[bB]egin=\"%d:%d.%d\" %*[Ee]nd=\"%d:%d.%d\"%*[^<]<clear/>%n",&a2,&a3,&a4,&b2,&b3,&b4,&plen)) < 6) &&
((len=sscanf (line, "<%*[tT]ime %*[bB]egin=\"%d:%d:%d.%d\" %*[Ee]nd=\"%d:%d:%d.%d\"%*[^<]<clear/>%n",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4,&plen)) < 8)
)
continue;
current->start = a1*360000+a2*6000+a3*100+a4/10;
current->end = b1*360000+b2*6000+b3*100+b4/10;
p=line; p+=plen;i=0;
// TODO: I don't know what kind of convention is here for marking multiline subs, maybe <br/> like in xml?
next = strstr(line,"<clear/>")+8;i=0;
while ((next =sub_readtext (next, &(current->text[i])))) {
if (current->text[i]==ERR) {return ERR;}
i++;
if (i>=SUB_MAX_TEXT) { printf ("Too many lines in a subtitle\n");current->lines=i;return current;}
}
current->lines=i+1;
}
return current;
}
subtitle *sub_read_line_ssa(FILE *fd,subtitle *current) {
int hour1, min1, sec1, hunsec1,
hour2, min2, sec2, hunsec2, nothing;
int num;
char line[LINE_LEN+1],
line3[LINE_LEN+1],
*line2;
char *tmp;
do {
if (!fgets (line, LINE_LEN, fd)) return NULL;
} while (sscanf (line, "Dialogue: Marked=%d,%d:%d:%d.%d,%d:%d:%d.%d,"
"%[^\n\r]", &nothing,
&hour1, &min1, &sec1, &hunsec1,
&hour2, &min2, &sec2, &hunsec2,
line3) < 9);
line2=strstr(line3,",,");
if (!line2) return NULL;
line2 ++;
line2 ++;
current->lines=1;num=0;
current->start = 360000*hour1 + 6000*min1 + 100*sec1 + hunsec1;
current->end = 360000*hour2 + 6000*min2 + 100*sec2 + hunsec2;
while ((tmp=strstr(line2, "\\n")) != NULL) {
current->text[num]=(char *)malloc(tmp-line2+1);
strncpy (current->text[num], line2, tmp-line2);
current->text[num][tmp-line2]='\0';
line2=tmp+2;
num++;
current->lines++;
if (current->lines >= SUB_MAX_TEXT) return current;
}
current->text[num]=strdup(line2);
return current;
}
subtitle *sub_read_line_dunnowhat(FILE *fd,subtitle *current) {
char line[LINE_LEN+1];
char text[LINE_LEN+1];
if (!fgets (line, LINE_LEN, fd))
return NULL;
if (sscanf (line, "%ld,%ld,\"%[^\"]", &(current->start),
&(current->end), text) <3)
return ERR;
current->text[0] = strdup(text);
current->lines = 1;
return current;
}
subtitle *sub_read_line_mpsub(FILE *fd, subtitle *current) {
char line[LINE_LEN+1];
float a,b;
int num=0;
char *p, *q;
do
{
if (!fgets(line, LINE_LEN, fd)) return NULL;
} while (sscanf (line, "%f %f", &a, &b) !=2);
mpsub_position += a*(sub_uses_time ? 100.0 : 1.0);
current->start=(int) mpsub_position;
mpsub_position += b*(sub_uses_time ? 100.0 : 1.0);
current->end=(int) mpsub_position;
while (num < SUB_MAX_TEXT) {
if (!fgets (line, LINE_LEN, fd)) {
if (num == 0) return NULL;
else return current;
}
p=line;
while (isspace(*p)) p++;
if (eol(*p) && num > 0) return current;
if (eol(*p)) return NULL;
for (q=p; !eol(*q); q++);
*q='\0';
if (strlen(p)) {
current->text[num]=strdup(p);
// printf (">%s<\n",p);
current->lines = ++num;
} else {
if (num) return current;
else return NULL;
}
}
return NULL; // we should have returned before if it's OK
}
subtitle *previous_aqt_sub = NULL;
subtitle *sub_read_line_aqt(FILE *fd,subtitle *current) {
char line[LINE_LEN+1];
while (1) {
// try to locate next subtitle
if (!fgets (line, LINE_LEN, fd))
return NULL;
if (!(sscanf (line, "-->> %ld", &(current->start)) <1))
break;
}
if (previous_aqt_sub != NULL)
previous_aqt_sub->end = current->start-1;
previous_aqt_sub = current;
if (!fgets (line, LINE_LEN, fd))
return NULL;
sub_readtext((char *) &line,&current->text[0]);
current->lines = 1;
current->end = current->start; // will be corrected by next subtitle
if (!fgets (line, LINE_LEN, fd))
return current;;
sub_readtext((char *) &line,&current->text[1]);
current->lines = 2;
if ((current->text[0]=="") && (current->text[1]=="")) {
// void subtitle -> end of previous marked and exit
previous_aqt_sub = NULL;
return NULL;
}
return current;
}
int sub_autodetect (FILE *fd) {
char line[LINE_LEN+1];
int i,j=0;
char p;
while (j < 100) {
j++;
if (!fgets (line, LINE_LEN, fd))
return SUB_INVALID;
if (sscanf (line, "{%d}{%d}", &i, &i)==2)
{sub_uses_time=0;return SUB_MICRODVD;}
if (sscanf (line, "{%d}{}", &i)==1)
{sub_uses_time=0;return SUB_MICRODVD;}
if (sscanf (line, "%d:%d:%d.%d,%d:%d:%d.%d", &i, &i, &i, &i, &i, &i, &i, &i)==8)
{sub_uses_time=1;return SUB_SUBRIP;}
if (sscanf (line, "%d:%d:%d,%d --> %d:%d:%d,%d", &i, &i, &i, &i, &i, &i, &i, &i)==8)
{sub_uses_time=1;return SUB_SUBVIEWER;}
if (strstr (line, "<SAMI>"))
{sub_uses_time=1; return SUB_SAMI;}
if (sscanf (line, "%d:%d:%d:", &i, &i, &i )==3)
{sub_uses_time=1;return SUB_VPLAYER;}
if (sscanf (line, "%d:%d:%d ", &i, &i, &i )==3)
{sub_uses_time=1;return SUB_VPLAYER;}
//TODO: just checking if first line of sub starts with "<" is WAY
// too weak test for RT
// Please someone who knows the format of RT... FIX IT!!!
// It may conflict with other sub formats in the future (actually it doesn't)
if ( *line == '<' )
{sub_uses_time=1;return SUB_RT;}
if (!memcmp(line, "Dialogue: Marked", 16))
{sub_uses_time=1; return SUB_SSA;}
if (sscanf (line, "%d,%d,\"%c", &i, &i, (char *) &i) == 3)
{sub_uses_time=0;return SUB_DUNNOWHAT;}
if (sscanf (line, "FORMAT=%d", &i) == 1)
{sub_uses_time=0; return SUB_MPSUB;}
if (sscanf (line, "FORMAT=TIM%c", &p)==1 && p=='E')
{sub_uses_time=1; return SUB_MPSUB;}
if (strstr (line, "-->>"))
{sub_uses_time=0; return SUB_MPSUB;}
}
return SUB_INVALID; // too many bad lines
}
#ifdef DUMPSUBS
int sub_utf8=0;
#else
extern int sub_utf8;
#endif
extern float sub_delay;
extern float sub_fps;
#ifdef USE_ICONV
static iconv_t icdsc;
void subcp_open (void)
{
char *tocp = "UTF-8";
icdsc = (iconv_t)(-1);
if (sub_cp){
if ((icdsc = iconv_open (tocp, sub_cp)) != (iconv_t)(-1)){
printf ("SUB: opened iconv descriptor.\n");
sub_utf8 = 2;
} else
printf ("SUB: error opening iconv descriptor.\n");
}
}
void subcp_close (void)
{
if (icdsc != (iconv_t)(-1)){
(void) iconv_close (icdsc);
printf ("SUB: closed iconv descriptor.\n");
}
}
#define ICBUFFSIZE 512
static char icbuffer[ICBUFFSIZE];
subtitle* subcp_recode (subtitle *sub)
{
int l=sub->lines;
size_t ileft, oleft, otlen;
char *op, *ip, *ot;
while (l){
op = icbuffer;
ip = sub->text[--l];
ileft = strlen(ip);
oleft = ICBUFFSIZE - 1;
if (iconv(icdsc, (const char **) &ip, &ileft,
&op, &oleft) == (size_t)(-1)) {
printf ("SUB: error recoding line.\n");
l++;
break;
}
if (!(ot = (char *)malloc(op - icbuffer + 1))){
printf ("SUB: error allocating mem.\n");
l++;
break;
}
*op='\0' ;
strcpy (ot, icbuffer);
free (sub->text[l]);
sub->text[l] = ot;
}
if (l){
for (l = sub->lines; l;)
free (sub->text[--l]);
return ERR;
}
return sub;
}
#endif
static void adjust_subs_time(subtitle* sub, float subtime, float fps){
int n,m;
subtitle* nextsub;
int i = sub_num;
unsigned long subfms = (sub_uses_time ? 100 : fps) * subtime;
n=m=0;
if (i) for (;;){
if (sub->end <= sub->start){
sub->end = sub->start + subfms;
m++;
n++;
}
if (!--i) break;
nextsub = sub + 1;
if (sub->end >= nextsub->start){
sub->end = nextsub->start - 1;
if (sub->end - sub->start > subfms)
sub->end = sub->start + subfms;
if (!m)
n++;
}
sub = nextsub;
m = 0;
}
if (n) printf ("SUB: Adjusted %d subtitle(s).\n", n);
}
subtitle* sub_read_file (char *filename, float fps) {
FILE *fd;
int n_max;
subtitle *first;
char *fmtname[] = { "microdvd", "subrip", "subviewer", "sami", "vplayer",
"rt", "ssa", "dunnowhat", "mpsub", "aqt" };
subtitle * (*func[])(FILE *fd,subtitle *dest)=
{
sub_read_line_microdvd,
sub_read_line_subrip,
sub_read_line_subviewer,
sub_read_line_sami,
sub_read_line_vplayer,
sub_read_line_rt,
sub_read_line_ssa,
sub_read_line_dunnowhat,
sub_read_line_mpsub,
sub_read_line_aqt
};
if(filename==NULL) return NULL; //qnx segfault
fd=fopen (filename, "r"); if (!fd) return NULL;
sub_format=sub_autodetect (fd);
if (sub_format==SUB_INVALID) {printf ("SUB: Could not determine file format\n");return NULL;}
printf ("SUB: Detected subtitle file format: %s\n", fmtname[sub_format]);
rewind (fd);
#ifdef USE_ICONV
subcp_open();
#endif
sub_num=0;n_max=32;
first=(subtitle *)malloc(n_max*sizeof(subtitle));
if(!first) return NULL;
while(1){
subtitle *sub;
if(sub_num>=n_max){
n_max+=16;
first=realloc(first,n_max*sizeof(subtitle));
}
sub = &first[sub_num];
memset(sub, '\0', sizeof(subtitle));
sub=func[sub_format](fd,sub);
if(!sub) break; // EOF
#ifdef USE_ICONV
if ((sub!=ERR) && (sub_utf8 & 2)) sub=subcp_recode(sub);
#endif
if(sub==ERR) ++sub_errs; else ++sub_num; // Error vs. Valid
}
fclose(fd);
#ifdef USE_ICONV
subcp_close();
#endif
// printf ("SUB: Subtitle format %s time.\n", sub_uses_time?"uses":"doesn't use");
printf ("SUB: Read %i subtitles", sub_num);
if (sub_errs) printf (", %i bad line(s).\n", sub_errs);
else printf (".\n");
if(sub_num<=0){
free(first);
return NULL;
}
adjust_subs_time(first, 6.0, fps); /* ~6 secs AST */
return first;
}
#if 0
char * strreplace( char * in,char * what,char * whereof )
{
int i;
char * tmp;
if ( ( in == NULL )||( what == NULL )||( whereof == NULL )||( ( tmp=strstr( in,what ) ) == NULL ) ) return NULL;
for( i=0;i<strlen( whereof );i++ ) tmp[i]=whereof[i];
if ( strlen( what ) > strlen( whereof ) ) tmp[i]=0;
return in;
}
#endif
char * sub_filename(char* path, char * fname )
{
char * sub_name1;
char * sub_name2;
char * aviptr1, * aviptr2, * tmp;
int i,j;
FILE * f;
int pos=0;
char * sub_exts[] =
{ ".utf",
".UTF",
".sub",
".SUB",
".srt",
".SRT",
".smi",
".SMI",
".rt",
".RT",
".txt",
".TXT",
".ssa",
".SSA",
".aqt",
".AQT"};
if ( fname == NULL ) return NULL;
sub_name1=strrchr(fname,'.');
if (!sub_name1) return NULL;
pos=sub_name1-fname;
sub_name1=malloc(strlen(fname)+8);
strcpy(sub_name1,fname);
sub_name2=malloc (strlen(path) + strlen(fname) + 8);
if ((tmp=strrchr(fname,'/')))
sprintf (sub_name2, "%s%s", path, tmp+1);
else
sprintf (sub_name2, "%s%s", path, fname);
aviptr1=strrchr(sub_name1,'.');
aviptr2=strrchr(sub_name2,'.');
for(j=0;j<=1;j++){
char* sub_name=j?sub_name1:sub_name2;
#ifdef USE_ICONV
for ( i=(sub_cp?2:0);i<(sizeof(sub_exts)/sizeof(char*));i++ ) {
#else
for ( i=0;i<(sizeof(sub_exts)/sizeof(char*));i++ ) {
#endif
strcpy(j?aviptr1:aviptr2,sub_exts[i]);
// printf("trying: '%s'\n",sub_name);
if((f=fopen( sub_name,"rt" ))) {
fclose( f );
printf( "SUB: Detected sub file: %s\n",sub_name );
if (i<2) sub_utf8=1;
return sub_name;
}
}
}
return NULL;
}
void list_sub_file(subtitle* subs){
int i,j;
for(j=0;j<sub_num;j++){
subtitle* egysub=&subs[j];
printf ("%i line%c (%li-%li) ",
egysub->lines,
(1==egysub->lines)?' ':'s',
egysub->start,
egysub->end);
for (i=0; i<egysub->lines; i++) {
printf ("%s%s",egysub->text[i], i==egysub->lines-1?"":" <BREAK> ");
}
printf ("\n");
}
printf ("Subtitle format %s time.\n", sub_uses_time?"uses":"doesn't use");
printf ("Read %i subtitles, %i errors.\n", sub_num, sub_errs);
}
void dump_mpsub(subtitle* subs, float fps){
int i,j;
FILE *fd;
float a,b;
mpsub_position=sub_uses_time?(sub_delay*100):(sub_delay*fps);
if (sub_fps==0) sub_fps=fps;
fd=fopen ("dump.mpsub", "w");
if (!fd) {
perror ("dump_mpsub: fopen");
return;
}
if (sub_uses_time) fprintf (fd,"FORMAT=TIME\n\n");
else fprintf (fd, "FORMAT=%5.2f\n\n", fps);
for(j=0;j<sub_num;j++){
subtitle* egysub=&subs[j];
if (sub_uses_time) {
a=((egysub->start-mpsub_position)/100.0);
b=((egysub->end-egysub->start)/100.0);
if ( (float)((int)a) == a)
fprintf (fd, "%.0f",a);
else
fprintf (fd, "%.2f",a);
if ( (float)((int)b) == b)
fprintf (fd, " %.0f\n",b);
else
fprintf (fd, " %.2f\n",b);
} else {
fprintf (fd, "%ld %ld\n", (long)((egysub->start*(fps/sub_fps))-((mpsub_position*(fps/sub_fps)))),
(long)(((egysub->end)-(egysub->start))*(fps/sub_fps)));
}
mpsub_position = egysub->end;
for (i=0; i<egysub->lines; i++) {
fprintf (fd, "%s\n",egysub->text[i]);
}
fprintf (fd, "\n");
}
fclose (fd);
printf ("SUB: Subtitles dumped in \'dump.mpsub\'.\n");
}
void sub_free( subtitle * subs )
{
int i;
if ( !subs ) return;
sub_num=0;
sub_errs=0;
for ( i=0;i<subs->lines;i++ ) free( subs->text[i] );
free( subs );
subs=NULL;
}
#ifdef DUMPSUBS
int main(int argc, char **argv) { // for testing
int i,j;
subtitle *subs;
subtitle *egysub;
if(argc<2){
printf("\nUsage: subreader filename.sub\n\n");
exit(1);
}
sub_cp = argv[2];
subs=sub_read_file(argv[1]);
if(!subs){
printf("Couldn't load file.\n");
exit(1);
}
list_sub_file(subs);
return 0;
}
#endif
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