mpv/libvo/sub.c

157 lines
4.6 KiB
C
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#include "sub.h"
//static int vo_font_loaded=-1;
font_desc_t* vo_font=NULL;
unsigned char* vo_osd_text="00:00:00";
void vo_draw_text_osd(int dxs,int dys,void (*draw_alpha)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)){
int len=strlen(vo_osd_text);
int j;
int y=10;
int x=20;
for(j=0;j<len;j++){
int c=vo_osd_text[j];
int font=vo_font->font[c];
if(font>=0)
draw_alpha(x,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
x+=vo_font->width[c]+vo_font->charspace;
}
}
int vo_osd_progbar_type=-1;
int vo_osd_progbar_value=100; // 0..255
void vo_draw_text_progbar(int dxs,int dys,void (*draw_alpha)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)){
int len=strlen(vo_osd_text);
int i;
int y=dys/2;
int x;
int c,font;
int width=(dxs/2-vo_font->width[0x10]-vo_font->width[0x12]);
int elems=width/vo_font->width[0x11];
int mark=(vo_osd_progbar_value*(elems+1))>>8;
x=(dxs-width)/2;
// printf("osd.progbar width=%d xpos=%d\n",width,x);
c=vo_osd_progbar_type;font=vo_font->font[c];
if(vo_osd_progbar_type>0 && font>=0)
draw_alpha(x-vo_font->width[c]-vo_font->spacewidth,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
c=OSD_PB_START;font=vo_font->font[c];
if(font>=0)
draw_alpha(x,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
x+=vo_font->width[c];
for(i=0;i<elems;i++){
c=(i<mark)?OSD_PB_0:OSD_PB_1;font=vo_font->font[c];
if(font>=0)
draw_alpha(x,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
x+=vo_font->width[c];
}
c=OSD_PB_END;font=vo_font->font[c];
if(font>=0)
draw_alpha(x,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
// x+=vo_font->width[c];
// vo_osd_progbar_value=(vo_osd_progbar_value+1)&0xFF;
}
int vo_sub_lines=2;
unsigned char* vo_sub_text[8];
void vo_draw_text_sub(int dxs,int dys,void (*draw_alpha)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)){
int i;
int y;
y=dys-(1+vo_sub_lines)*vo_font->height;
for(i=0;i<vo_sub_lines;i++){
unsigned char* text="Hello World! H<>DEJ<45>!"; //vo_sub_text[i];
int len=strlen(text);
int j;
int xsize=-vo_font->charspace;
int x=0;
for(j=0;j<len;j++){
int w=vo_font->width[text[j]];
if(w>100) printf("gazvan: %d (%d=%c)\n",w,text[j],text[j]);
xsize+=w+vo_font->charspace;
}
//printf("text width = %d\n",xsize);
if(xsize>dxs) printf("Warning! SUB too wide!!! (%d>%d)\n",xsize,dxs);
x=dxs/2-xsize/2;
for(j=0;j<len;j++){
int c=text[j];
int font=vo_font->font[c];
if(x>=0 && x+vo_font->width[c]<dxs)
if(font>=0)
draw_alpha(x,y,
vo_font->width[c],
vo_font->pic_a[font]->h,
vo_font->pic_b[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->bmp+vo_font->start[c],
vo_font->pic_a[font]->w);
x+=vo_font->width[c]+vo_font->charspace;
}
y+=vo_font->height;
}
}
void vo_draw_text(int dxs,int dys,void (*draw_alpha)(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)){
if(!vo_font) return; // no font
if(vo_osd_text){
vo_draw_text_osd(dxs,dys,draw_alpha);
}
if(vo_sub_lines>0){
vo_draw_text_sub(dxs,dys,draw_alpha);
}
if(vo_osd_progbar_type>=0){
vo_draw_text_progbar(dxs,dys,draw_alpha);
}
}