[FFmpeg-cvslog] avcodec/pgssubdec: fix end display time

[John Stebbins]

ffmpeg | branch: master | John Stebbins <stebbins at jetheaddev.com> | Wed Jun 18 13:38:36 2014 -0700| [0c911c8fbc871d9368b4c172300197adc4b06991] | committer: Michael Niedermayer

avcodec/pgssubdec: fix end display time

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0c911c8fbc871d9368b4c172300197adc4b06991
---

 libavcodec/pgssubdec.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libavcodec/pgssubdec.c b/libavcodec/pgssubdec.c
index f353c4c..b06da7a 100644
--- a/libavcodec/pgssubdec.c
+++ b/libavcodec/pgssubdec.c
@@ -422,7 +422,10 @@ static int display_end_segment(AVCodecContext *avctx, void *data,
         return 1;
 
     sub->start_display_time = 0;
-    sub->end_display_time   = 20000;
+    // There is no explicit end time for PGS subtitles.  The end time
+    // is defined by the start of the next sub which may contain no
+    // objects (i.e. clears the previous sub)
+    sub->end_display_time   = UINT32_MAX;
     sub->format             = 0;
 
     sub->num_rects = ctx->presentation.object_count;