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Code Releases Activity

find_sub() moved out from mplayer.c

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@585 b3059339-0415-0410-9bf9-f77b7e298cf2
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arpi_esp 2001-04-23 03:34:47 +00:00
parent b5c8cd95dd
commit 3107b2c82f
1 changed files with 101 additions and 0 deletions
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101
find_sub.c Normal file
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//**************************************************************************//
// .SUB
//**************************************************************************//
#include <stdio.h>
#include "libvo/video_out.h"
#include "subreader.h"
#include "libvo/sub.h"
static int current_sub=0;
//static subtitle* subtitles=NULL;
static int nosub_range_start=-1;
static int nosub_range_end=-1;
void find_sub(subtitle* subtitles,int key){
int i,j;
if(vo_sub){
if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
} else {
if(key>nosub_range_start && key<nosub_range_end) return; // OK!
}
// sub changed!
// printf("\r---- sub changed ----\n");
// check next sub.
if(current_sub>=0 && current_sub+1<sub_num){
if(key>subtitles[current_sub].end && key<subtitles[current_sub+1].start){
// no sub
nosub_range_start=subtitles[current_sub].end;
nosub_range_end=subtitles[current_sub+1].start;
vo_sub=NULL;
return;
}
// next sub?
++current_sub;
vo_sub=&subtitles[current_sub];
if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
}
// printf("\r---- sub log search... ----\n");
// use logarithmic search:
i=0;j=sub_num-1;
// printf("Searching %d in %d..%d\n",key,subtitles[i].start,subtitles[j].end);
while(j>=i){
current_sub=(i+j+1)/2;
vo_sub=&subtitles[current_sub];
if(key<vo_sub->start) j=current_sub-1;
else if(key>vo_sub->end) i=current_sub+1;
else return; // found!
}
// if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
// check where are we...
if(key<vo_sub->start){
if(current_sub<=0){
// before the first sub
nosub_range_start=key-1; // tricky
nosub_range_end=vo_sub->start;
// printf("FIRST... key=%d end=%d \n",key,vo_sub->start);
vo_sub=NULL;
return;
}
--current_sub;
if(key>subtitles[current_sub].end && key<subtitles[current_sub+1].start){
// no sub
nosub_range_start=subtitles[current_sub].end;
nosub_range_end=subtitles[current_sub+1].start;
// printf("No sub... 1 \n");
vo_sub=NULL;
return;
}
printf("HEH???? ");
} else {
if(key<=vo_sub->end) printf("JAJJ! "); else
if(current_sub+1>=sub_num){
// at the end?
nosub_range_start=vo_sub->end;
nosub_range_end=0x7FFFFFFF; // MAXINT
// printf("END!?\n");
vo_sub=NULL;
return;
} else
if(key>subtitles[current_sub].end && key<subtitles[current_sub+1].start){
// no sub
nosub_range_start=subtitles[current_sub].end;
nosub_range_end=subtitles[current_sub+1].start;
// printf("No sub... 2 \n");
vo_sub=NULL;
return;
}
}
printf("SUB ERROR: %d ? %d --- %d [%d] \n",key,(int)vo_sub->start,(int)vo_sub->end,current_sub);
vo_sub=NULL; // no sub here
}