add avcodec_get_subtitle_defaults() to initialize AVSubtitle struct

Call this new function before decode() to replace the custom and
inconsistant initialization in various decoders.
This function is equivalent to avcodec_get_frame_defaults() for AVFrame.

Signed-off-by: Aurelien Jacobs <aurel@gnuage.org>

1 files changed, 0 insertions, 5 deletions

diff --git a/libavcodec/ass.c b/libavcodec/ass.c
index 7553bf0778..a23567cba4 100644
--- a/libavcodec/ass.c
+++ b/libavcodec/ass.c
@@ -62,11 +62,6 @@ int ff_ass_subtitle_header_default(AVCodecContext *avctx)
                                          ASS_DEFAULT_ALIGNMENT);
 }
 
-void ff_ass_init(AVSubtitle *sub)
-{
-    memset(sub, 0, sizeof(*sub));
-}
-
 static int ts_to_string(char *str, int strlen, int ts)
 {
     int h, m, s;