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Make fribidi (i.e. right-to-left) support work with embedded subtitles.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@29950 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2009-11-22 00:09:40 +00:00
parent 4a89d76451
commit 03e99c5cb8

View File

@ -1148,7 +1148,13 @@ subtitle* subcp_recode (subtitle *sub)
#endif
#ifdef CONFIG_FRIBIDI
static subtitle* sub_fribidi (subtitle *sub, int sub_utf8)
/**
* Do conversion necessary for right-to-left language support via fribidi.
* @param sub subtitle to convert
* @param sub_utf8 whether the subtitle is encoded in UTF-8
* @param from first new subtitle, all lines before this are assumed to be already converted
*/
static subtitle* sub_fribidi (subtitle *sub, int sub_utf8, int from)
{
FriBidiChar logical[LINE_LEN+1], visual[LINE_LEN+1]; // Hopefully these two won't smash the stack
char *ip = NULL, *op = NULL;
@ -1167,7 +1173,7 @@ static subtitle* sub_fribidi (subtitle *sub, int sub_utf8)
}else {
char_set_num = fribidi_parse_charset ("UTF-8");
}
while (l) {
while (l > from) {
ip = sub->text[--l];
orig_len = len = strlen( ip ); // We assume that we don't use full unicode, only UTF-8 or ISO8859-x
if(len > LINE_LEN) {
@ -1415,7 +1421,7 @@ sub_data* sub_read_file (char *filename, float fps) {
if ((sub!=ERR) && (sub_utf8 & 2)) sub=subcp_recode(sub);
#endif
#ifdef CONFIG_FRIBIDI
if (sub!=ERR) sub=sub_fribidi(sub,sub_utf8);
if (sub!=ERR) sub=sub_fribidi(sub,sub_utf8,0);
#endif
if ( sub == ERR )
{
@ -2269,6 +2275,7 @@ void sub_add_text(subtitle *sub, const char *txt, int len, double endpts) {
int double_newline = 1; // ignore newlines at the beginning
int i, pos;
char *buf;
int orig_lines = sub->lines;
if (sub->lines >= SUB_MAX_TEXT) return;
pos = 0;
buf = malloc(MAX_SUBLINE + 1);
@ -2313,6 +2320,9 @@ void sub_add_text(subtitle *sub, const char *txt, int len, double endpts) {
if (sub->lines < SUB_MAX_TEXT &&
strlen(sub->text[sub->lines]))
sub->lines++;
#ifdef CONFIG_FRIBIDI
sub = sub_fribidi(sub, sub_utf8, orig_lines);
#endif
}
#define MP_NOPTS_VALUE (-1LL<<63)