diff options
Diffstat (limited to 'subreader.c')
| -rw-r--r-- | subreader.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/subreader.c b/subreader.c index 4ad303a29b..384171aa5b 100644 --- a/subreader.c +++ b/subreader.c @@ -735,7 +735,7 @@ static void adjust_subs_time(subtitle* sub, float subtime, float fps){ unsigned long subfms = (sub_uses_time ? 100 : fps) * subtime; n=m=0; - if (i) for (;;){ + if (i) for (;;){ if (sub->end <= sub->start){ sub->end = sub->start + subfms; m++; @@ -750,6 +750,22 @@ static void adjust_subs_time(subtitle* sub, float subtime, float fps){ if (!m) n++; } + + /* Theory: + * Movies are often converted from FILM (24 fps) + * to PAL (25) by simply speeding it up, so we + * to multiply the original timestmaps by + * (Movie's FPS / Subtitle's (guessed) FPS) + * so eg. for 23.98 fps movie and PAL time based + * subtitles we say -subfps 25 and we're fine! + */ + + /* timed sub fps correction ::atmos */ + if(sub_uses_time && sub_fps) { + sub->start *= sub_fps/fps; + sub->end *= sub_fps/fps; + } + sub = nextsub; m = 0; } |