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nutenc: only write an index if there are syncpoints
[ffmpeg.git]
/
libavformat
/
nutenc.c
diff --git
a/libavformat/nutenc.c
b/libavformat/nutenc.c
index
4671152
..
2d8d265
100644
(file)
--- a/
libavformat/nutenc.c
+++ b/
libavformat/nutenc.c
@@
-990,7
+990,7
@@
static int nut_write_trailer(AVFormatContext *s)
write_headers(s, bc);
ret = avio_open_dyn_buf(&dyn_bc);
- if (ret >= 0) {
+ if (ret >= 0
&& nut->sp_count
) {
write_index(nut, dyn_bc);
put_packet(nut, bc, dyn_bc, 1, INDEX_STARTCODE);
}