avformat/mov: Avoid "Unintended sign extension"

Fixes CID1361957 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago · 4c82ccad2b
parent 8392794c92
commit 4c82ccad2b
1 changed files with 1 additions and 1 deletions
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@ -4235,7 +4235,7 @@ static int mov_seek_auxiliary_info(AVFormatContext *s, MOVStreamContext *sc)
    int i;

    if (sc->cenc.auxiliary_info_default_size) {
-        auxiliary_info_seek_offset = sc->cenc.auxiliary_info_default_size * sc->current_sample;
+        auxiliary_info_seek_offset = (size_t)sc->cenc.auxiliary_info_default_size * sc->current_sample;
    } else if (sc->cenc.auxiliary_info_sizes) {
        if (sc->current_sample > sc->cenc.auxiliary_info_sizes_count) {
            av_log(s, AV_LOG_ERROR, "current sample %d greater than the number of auxiliary info sample sizes %"SIZE_SPECIFIER"\n",