Fix overlapping SSA subs.

diff --git a/src/lib/ffmpeg_decoder.cc b/src/lib/ffmpeg_decoder.cc
index a1d90b2ba99af04368b056bd84cede08a9790099..294c0da8c22d0b0e7bcb8ad682645247efa4be30 100644 (file)
--- a/src/lib/ffmpeg_decoder.cc
+++ b/src/lib/ffmpeg_decoder.cc
@@ -553,7 +553,8 @@ FFmpegDecoder::decode_ass_subtitle (string ass, ContentTimePeriod period)
                                                boost::optional<string> (),
                                                k.italic,
                                                dcp::Colour (255, 255, 255),
-                                               60,
+                                               /* 48pt is 1/22nd of the screen height */
+                                               48,
                                                1,
                                                dcp::Time (i.from.seconds(), 1000),
                                                dcp::Time (i.to.seconds(), 1000),