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Code Issues Releases Wiki Activity

Implement Flash/Steady (swapping foreground/background colors) 

and Conceal (filling following chars with spaces) control characters.



git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@24295 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
voroshil 2007-08-29 17:28:41 +00:00
parent c0831f3400
commit 5b673bf021
1 changed files with 19 additions and 3 deletions
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20
stream/tvi_vbi.c
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@ -572,6 +572,7 @@ static void decode_page(tt_char* p,int lang,unsigned char* raw)
int bg_color=0; int bg_color=0;
int row,col; int row,col;
int separated=0; int separated=0;
int conceal;
for(row=0;row<VBI_ROWS;row++) { for(row=0;row<VBI_ROWS;row++) {
lat=(lang==0); lat=(lang==0);
@ -579,6 +580,7 @@ static void decode_page(tt_char* p,int lang,unsigned char* raw)
fg_color=7; fg_color=7;
bg_color=0; bg_color=0;
separated=0; separated=0;
conceal=0;
for(col=0;col<VBI_COLUMNS;col++){ for(col=0;col<VBI_COLUMNS;col++){
i=row*VBI_COLUMNS+col; i=row*VBI_COLUMNS+col;
c=raw[i]; c=raw[i];
@ -594,11 +596,22 @@ static void decode_page(tt_char* p,int lang,unsigned char* raw)
p[i].bg=bg_color; p[i].bg=bg_color;
if ((c&0x60)==0){ //control chars if ((c&0x60)==0){ //control chars
if(c>=0x08 && c<=0x0f){ if(c>=0x08 && c<=0x09){//Flash/Steady
int tmp;
tmp=bg_color;
bg_color=fg_color;
fg_color=tmp;
if(c==0x09){
p[i].fg=fg_color;
p[i].bg=bg_color;
}
}else if(c>=0x0a && c<=0x0f){
}else if (c<=0x17){ //colors }else if (c<=0x17){ //colors
fg_color=c&0x0f; fg_color=c&0x0f;
gfx=c>>4; gfx=c>>4;
conceal=0;
}else if (c<=0x18){ }else if (c<=0x18){
conceal=1;
}else if (c<=0x1a){ //Contiguous/Separated gfx }else if (c<=0x1a){ //Contiguous/Separated gfx
separated=!(c&1); separated=!(c&1);
}else if (c<=0x1b){ }else if (c<=0x1b){
@ -612,7 +625,10 @@ static void decode_page(tt_char* p,int lang,unsigned char* raw)
continue; continue;
} }
if(gfx){ if(conceal){
p[i].gfx=0;
p[i].unicode=' ';
}else if(gfx){
p[i].unicode=c-0x20; p[i].unicode=c-0x20;
if (p[i].unicode>0x3f) p[i].unicode-=0x20; if (p[i].unicode>0x3f) p[i].unicode-=0x20;
}else }else