On Mon, Sep 05, 2016 at 06:18:43AM -0500, Burt P wrote:
> Signed-off-by: Burt P <pbu...@gmail.com>
> ---
> libavfilter/af_hdcd.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/libavfilter/af_hdcd.c b/libavfilter/af_hdcd.c
> index c8bda82..c249589 100644
> --- a/libavfilter/af_hdcd.c
> +++ b/libavfilter/af_hdcd.c
> @@ -1004,16 +1004,15 @@ AVFILTER_DEFINE_CLASS(hdcd);
> static void hdcd_reset(hdcd_state *state, unsigned rate, unsigned cdt_ms)
> {
> int i;
> + uint64_t sustain_reset = cdt_ms * rate / 1000;this can still overflow cdt_ms and rate are 32bit their product is 32bit divided by 1000 its around 22 bit, the 64bit is too late > > state->window = 0; > state->readahead = 32; > state->arg = 0; > state->control = 0; > - > state->running_gain = 0; > - > + state->sustain_reset = sustain_reset; > state->sustain = 0; > - state->sustain_reset = cdt_ms*rate/1000; [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The worst form of inequality is to try to make unequal things equal. -- Aristotle
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