[FFmpeg-cvslog] mpegpsenc: Fix integer overflow of the muxrate calculation.

Michael Niedermayer git at videolan.org
Sun Jan 1 03:52:32 CET 2012


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sun Jan  1 03:46:06 2012 +0100| [490c97bdf5ed1c6f05abe4446e67e598881fc53f] | committer: Michael Niedermayer

mpegpsenc: Fix integer overflow of the muxrate calculation.

this should fix the failure of h264-bsf-mp4toannexb on freebsd/openbsd

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=490c97bdf5ed1c6f05abe4446e67e598881fc53f
---

 libavformat/mpegenc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavformat/mpegenc.c b/libavformat/mpegenc.c
index 01ee004..455be57 100644
--- a/libavformat/mpegenc.c
+++ b/libavformat/mpegenc.c
@@ -429,7 +429,7 @@ static int mpeg_mux_init(AVFormatContext *ctx)
     if (!s->mux_rate) {
         /* we increase slightly the bitrate to take into account the
            headers. XXX: compute it exactly */
-        bitrate += bitrate*5/100;
+        bitrate += bitrate*5LL/100;
         bitrate += 10000;
         s->mux_rate = (bitrate + (8 * 50) - 1) / (8 * 50);
     }



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