lame bit_rate calculation

Originally committed as revision 4632 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago · 4209fad989
parent 90448512c4
commit 4209fad989
1 changed files with 1 additions and 0 deletions
--- a/libavformat/grab.c
+++ b/libavformat/grab.c
@ -267,6 +267,7 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
    st->codec->height = height;
    st->codec->time_base.den      = frame_rate;
    st->codec->time_base.num = frame_rate_base;
+    st->codec->bit_rate = frame_size * 1/av_q2d(st->codec->time_base) * 8;

    return 0;
 fail: