img2dec: dont set start_time/duration to invalid values

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · a753776ff5
parent 70fbfd75c3
commit a753776ff5
1 changed files with 4 additions and 2 deletions
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@ -301,8 +301,10 @@ static int img_read_header(AVFormatContext *s1)
        s->img_last   = last_index;
        s->img_number = first_index;
        /* compute duration */
-        st->start_time = 0;
-        st->duration   = last_index - first_index + 1;
+        if (!s->ts_from_file) {
+            st->start_time = 0;
+            st->duration   = last_index - first_index + 1;
+        }
    }

    if (s1->video_codec_id) {