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subassconverter: correctly handle RRGGBB and unknow formats 

The following HEX formats are now parsed correctly: `#RRGGBB`, `RRGGBB`.

Moreover this implementation doesn't show the HTML on screen if the input
color is not recognized. A warning is still displayed in the terminal.
This commit is contained in:
Stefano Pigozzi 2012-11-25 17:28:17 +01:00
parent 2b728da8c8
commit fea9ea33b2
1 changed files with 35 additions and 26 deletions
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61
sub/subassconvert.c
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@ -231,34 +231,43 @@ void subassconvert_subrip(const char *orig, char *dest, int dest_buffer_size)
tag->has_size = true;
has_valid_attr = true;
} else if (!bstrcmp0(attr, "color")) {
if (bstr_eatstart(&val, bstr0("#"))) {
// #RRGGBB format
tag->color = bstrtoll(val, &val, 16) & 0x00ffffff;
if (val.len)
break;
tag->color = ((tag->color & 0xff) << 16)
| (tag->color & 0xff00)
| ((tag->color & 0xff0000) >> 16);
} else {
// Standard web colors
for (int i = 0; i < FF_ARRAY_ELEMS(subrip_web_colors); i++) {
char *color = subrip_web_colors[i].s;
if (bstrcasecmp(val, bstr0(color)) == 0) {
tag->color = subrip_web_colors[i].v;
goto foundcolor;
}
int found = 0;
// Try to lookup the string in standard web colors
for (int i = 0; i < FF_ARRAY_ELEMS(subrip_web_colors); i++) {
char *color = subrip_web_colors[i].s;
if (bstrcasecmp(val, bstr0(color)) == 0) {
tag->color = subrip_web_colors[i].v;
found = 1;
}
/* We didn't find any matching color */
mp_tmsg(MSGT_SUBREADER, MSGL_WARN,
"SubRip: unknown font color in subtitle: %s\n", orig);
append_text(&new_line, "{\\c}");
continue;
foundcolor: ;
}
append_text(&new_line, "{\\c&H%06X&}", tag->color);
tag->has_color = true;
// If it's not a web color it must be a HEX RGB value
if (!found) {
// Remove the leading '#'
bstr_eatstart(&val, bstr0("#"));
// Parse RRGGBB format
tag->color = bstrtoll(val, &val, 16) & 0x00ffffff;
if (!val.len) {
tag->color = ((tag->color & 0xff) << 16)
| (tag->color & 0xff00)
| ((tag->color & 0xff0000) >> 16);
found = 1;
}
}
if (found) {
append_text(&new_line, "{\\c&H%06X&}", tag->color);
tag->has_color = true;
} else {
// We didn't find any matching color
mp_tmsg(MSGT_SUBREADER, MSGL_WARN,
"SubRip: unknown font color in subtitle: %s\n",
orig);
append_text(&new_line, "{\\c}");
}
has_valid_attr = true;
} else if (!bstrcmp0(attr, "face")) {
/* Font face attribute */