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https://github.com/mpv-player/mpv
synced 2024-08-04 14:59:58 +02:00
subtitles (.sub files) support
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@259 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi_esp
parent
7180aab679
commit
9b92dd3a1d
@ -13,6 +13,9 @@ struct config conf[]={
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{"fb", &fb_dev_name, CONF_TYPE_STRING, 0, 0, 0},
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#endif
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{"encode", &encode_name, CONF_TYPE_STRING, 0, 0, 0},
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{"sub", &sub_name, CONF_TYPE_STRING, 0, 0, 0},
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{"subdelay", &sub_delay, CONF_TYPE_FLOAT, 0, 0.0, 10.0},
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{"subfps", &sub_fps, CONF_TYPE_FLOAT, 0, 0.0, 10.0},
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{"font", &font_name, CONF_TYPE_STRING, 0, 0, 0},
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{"ffactor", &font_factor, CONF_TYPE_FLOAT, CONF_RANGE, 0.0, 10.0},
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{"bg", &play_in_bg, CONF_TYPE_FLAG, 0, 0, 1},
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55
mplayer.c
55
mplayer.c
@ -37,6 +37,8 @@
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#include "cfgparser.h"
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#include "cfg-mplayer-def.h"
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#include "subreader.h"
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#include "libvo/video_out.h"
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#include "libvo/sub.h"
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@ -94,6 +96,40 @@ extern int errno;
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#define DEBUG if(0)
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static int verbose=0;
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//**************************************************************************//
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// .SUB
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//**************************************************************************//
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static current_sub=0;
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static subtitle* subtitles=NULL;
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void find_sub(unsigned long key){
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int i,j;
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if(current_sub<0 || current_sub>=sub_num) current_sub=0;
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vo_sub=&subtitles[current_sub];
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if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
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// use logarithmic search:
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i=0;j=sub_num-1;
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// printf("Searching %d in %d..%d\n",key,subtitles[i].start,subtitles[j].end);
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while(j>=i){
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current_sub=(i+j+1)/2;
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if(key<subtitles[current_sub].start)
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j=current_sub-1;
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else
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if(key>subtitles[current_sub].end)
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i=current_sub+1;
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else break; // found!
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}
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vo_sub=&subtitles[current_sub];
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if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
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vo_sub=NULL; // no sub here
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}
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//**************************************************************************//
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// Config file
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//**************************************************************************//
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static int cfg_inc_verbose(struct config *conf){
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++verbose;
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return 0;
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@ -418,6 +454,9 @@ char *conffile;
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int conffile_fd;
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char *font_name=NULL;
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float font_factor=0.75;
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char *sub_name=NULL;
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float sub_delay=0;
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float sub_fps=0;
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#include "cfg-mplayer.h"
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printf("%s",banner_text);
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@ -472,6 +511,16 @@ if(video_driver && strcmp(video_driver,"help")==0){
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vo_font=read_font_desc(get_path("font/font.desc"),font_factor);
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}
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// check .sub
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if(sub_name){
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subtitles=sub_read_file(sub_name);
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if(!subtitles) printf("Can't load subtitles: %s\n",font_name);
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} else {
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// try default:
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subtitles=sub_read_file(get_path("default.sub"));
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}
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// check video_out driver name:
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if(!video_driver)
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video_out=video_out_drivers[0];
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@ -2310,6 +2359,12 @@ switch(file_format){
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sprintf(osd_text_buffer,"%c %02d:%02d:%02d",osd_function,(int)v_pts/3600,((int)v_pts/60)%60,((int)v_pts)%60);
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// for(i=1;i<=11;i++) osd_text_buffer[10+i]=i;osd_text_buffer[10+i]=0;
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vo_osd_text=osd_text_buffer;
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// find sub
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if(subtitles){
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if(sub_fps==0) sub_fps=default_fps;
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find_sub(sub_uses_time?(100*(v_pts+sub_delay)):((v_pts+sub_delay)*sub_fps)); // FIXME! frame counter...
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}
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}
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} // while(!eof)
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235
subreader.c
Normal file
235
subreader.c
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@ -0,0 +1,235 @@
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/*
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* Subtitle reader with format autodetection
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* Mier nem muxik realloccal!?!?! - nekem muxik :)
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*
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* Written by laaz
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* Some code cleanup & realloc() by A'rpi/ESP-team
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "subreader.h"
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#define ERR (void *)-1
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int sub_uses_time=0;
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int sub_errs=0;
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int sub_num=0; // number of subtitle structs
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int sub_format=-1; // 0 for microdvd, 1 for SubRip, 2 for the third format
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char *sub_readtext(char *source, char **dest) {
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int len=0;
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char *p;
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for (p=source;*p!='\r' && *p!='\n' && *p!='|'; p++,len++);
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*dest= (char *)malloc (len+1);
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if (!dest) {return ERR;}
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strncpy(*dest, source, len);
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(*dest)[len]=0;
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while (*p=='\r' || *p=='\n' || *p=='|') p++;
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if (*p) return p; // not-last text field
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else return NULL; // last text field
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}
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subtitle *sub_read_line_microdvd(FILE *fd,subtitle *current) {
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char line[1001];
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char line2[1001];
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char *p, *next;
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int i;
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bzero (current, sizeof(current));
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do {
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if (!fgets (line, 1000, fd)) return NULL;
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} while (*line=='\n' || *line == '\r' || !*line);
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if (sscanf (line, "{%i}{%i}%s", &(current->start), &(current->end),line2) <2) {return ERR;}
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p=line;
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while (*p++!='}');
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while (*p++!='}');
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next=p, i=0;
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while ((next =sub_readtext (next, &(current->text[i])))) {
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if (current->text[i]==ERR || current->text[i]==ERR) {return ERR;}
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i++;
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if (i>SUB_MAX_TEXT) { printf ("Too many lines in a subtitle\n");return ERR;}
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}
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current->lines=i+1;
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return current;
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}
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subtitle *sub_read_line_subrip(FILE *fd, subtitle *current) {
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char line[1001];
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int a1,a2,a3,a4,b1,b2,b3,b4;
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char *p=NULL, *q=NULL;
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int len;
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bzero (current, sizeof(current));
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while (!current->text[0]) {
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if (!fgets (line, 1000, fd)) return NULL;
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if (sscanf (line, "%i:%i:%i.%i,%i:%i:%i.%i",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4) < 8) continue;
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current->start = a1*360000+a2*6000+a3*100+a4;
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current->end = b1*360000+b2*6000+b3*100+b4;
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if (!fgets (line, 1000, fd)) return NULL;
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p=q=line;
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for (current->lines=1; current->lines < SUB_MAX_TEXT; current->lines++) {
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for (q=p,len=0; *p && *p!='\r' && *p!='\n' && strncmp(p,"[br]",4); p++,len++);
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current->text[current->lines-1]=(char *)malloc (len+1);
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if (!current->text[current->lines-1]) return ERR;
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strncpy (current->text[current->lines-1], q, len);
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if (!*p || *p=='\r' || *p=='\n') break;
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while (*p++!=']');
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}
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}
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return current;
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}
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subtitle *sub_read_line_third(FILE *fd,subtitle *current) {
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char line[1001];
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int a1,a2,a3,a4,b1,b2,b3,b4;
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char *p=NULL;
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int i,len;
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bzero (current, sizeof(current));
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while (!current->text[0]) {
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if (!fgets (line, 1000, fd)) return NULL;
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if ((len=sscanf (line, "%i:%i:%i,%i --> %i:%i:%i,%i",&a1,&a2,&a3,&a4,&b1,&b2,&b3,&b4)) < 8)
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continue;
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current->start = a1*360000+a2*6000+a3*100+a4/10;
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current->end = b1*360000+b2*6000+b3*100+b4/10;
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for (i=0; i<SUB_MAX_TEXT;) {
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if (!fgets (line, 1000, fd)) return NULL;
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len=0;
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for (p=line; *p!='\n' && *p!='\r' && *p; p++,len++);
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if (len) {
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current->text[i]=(char *)malloc (len+1);
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if (!current->text[i]) return ERR;
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strncpy (current->text[i], line, len);
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i++;
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} else {
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break;
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}
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}
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current->lines=i;
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}
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return current;
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}
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int sub_autodetect (FILE *fd) {
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char line[1001];
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int i,j=0;
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// char *p;
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while (1) {
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j++;
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if (!fgets (line, 1000, fd))
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return -1;
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// if (sscanf (line, "{%i}{%i}", &i, &i, p)==2) // ha valaki tudja miert 2, mondja mar el nekem ;)
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if (sscanf (line, "{%i}{%i}", &i, &i)==2) // ha valaki tudja miert 2, mondja mar el nekem ;)
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{sub_uses_time=0;return 0;}
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if (sscanf (line, "%i:%i:%i.%i,%i:%i:%i.%i", &i, &i, &i, &i, &i, &i, &i, &i)==8)
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{sub_uses_time=1;return 1;}
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if (sscanf (line, "%i:%i:%i,%i --> %i:%i:%i,%i", &i, &i, &i, &i, &i, &i, &i, &i)==8)
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{sub_uses_time=1;return 2;}
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if (j>100) return -1; // too many bad lines or bad coder
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}
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}
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subtitle* sub_read_file (char *filename) {
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FILE *fd;
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int n_max;
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subtitle *first;
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subtitle * (*func[3])(FILE *fd,subtitle *dest)=
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{
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sub_read_line_microdvd,
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sub_read_line_subrip,
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sub_read_line_third
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};
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fd=fopen (filename, "r"); if (!fd) return NULL;
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sub_format=sub_autodetect (fd);
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if (sub_format==-1) {printf ("SUB: Could not determine file format\n");return NULL;}
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printf ("SUB: Detected subtitle file format: %i\n",sub_format);
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rewind (fd);
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sub_num=0;n_max=32;
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first=(subtitle *)malloc(n_max*sizeof(subtitle));
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if(!first) return NULL;
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while(1){
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subtitle *sub;
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if(sub_num>=n_max){
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n_max+=16;
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first=realloc(first,n_max*sizeof(subtitle));
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}
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sub=func[sub_format](fd,&first[sub_num]);
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if(!sub) break; // EOF
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if(sub==ERR) ++sub_errs; else ++sub_num; // Error vs. Valid
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}
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fclose(fd);
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// printf ("SUB: Subtitle format %s time.\n", sub_uses_time?"uses":"doesn't use");
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printf ("SUB: Read %i subtitles, %i errors.\n", sub_num, sub_errs);
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return first;
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}
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#if 0
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int main(int argc, char **argv) { // for testing
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int i,j;
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subtitle *subs;
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subtitle *egysub;
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if(argc<2){
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printf("\nUsage: subreader filename.sub\n\n");
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exit(1);
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}
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subs=sub_get_subtitles(argv[1]);
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if(!subs){
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printf("Couldn't load file... let's write a bugreport :)\n");
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exit(1);
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}
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for(j=0;j<sub_num;j++){
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egysub=&subs[j];
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printf ("%i line%c (%i-%i) ",
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egysub->lines,
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(1==egysub->lines)?' ':'s',
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egysub->start,
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egysub->end);
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for (i=0; i<egysub->lines; i++) {
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printf ("%s%s",egysub->text[i], i==egysub->lines-1?"":" <BREAK> ");
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}
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printf ("\n");
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}
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printf ("Subtitle format %s time.\n", sub_uses_time?"uses":"doesn't use");
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printf ("Read %i subtitles, %i errors.\n", sub_num, sub_errs);
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return 0;
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}
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#endif
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19
subreader.h
Normal file
19
subreader.h
Normal file
@ -0,0 +1,19 @@
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extern int sub_uses_time;
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extern int sub_errs;
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extern int sub_num; // number of subtitle structs
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extern int sub_format; // 0 for microdvd, 1 for SubRip, 2 for the third format
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#define SUB_MAX_TEXT 5
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typedef struct {
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int lines;
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unsigned long start;
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unsigned long end;
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char *text[SUB_MAX_TEXT];
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} subtitle;
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subtitle* sub_read_file (char *filename);
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