Andreas Rheinhardt:
> by using a multiplication instead. The multiplication can never overflow
> an int because the sin-factor is only an int16_t.
>
> Affected the FATE-tests filter-concat and filter-concat-vfr.
>
> Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
> ---
> libavfilter/asrc_sine.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavfilter/asrc_sine.c b/libavfilter/asrc_sine.c
> index 3a87210b4b..61499ee2cd 100644
> --- a/libavfilter/asrc_sine.c
> +++ b/libavfilter/asrc_sine.c
> @@ -247,7 +247,7 @@ static int request_frame(AVFilterLink *outlink)
> samples[i] = sine->sin[sine->phi >> (32 - LOG_PERIOD)];
> sine->phi += sine->dphi;
> if (sine->beep_index < sine->beep_length) {
> - samples[i] += sine->sin[sine->phi_beep >> (32 - LOG_PERIOD)] <<
> 1;
> + samples[i] += sine->sin[sine->phi_beep >> (32 - LOG_PERIOD)] * 2;
> sine->phi_beep += sine->dphi_beep;
> }
> if (++sine->beep_index == sine->beep_period)
>
Will apply.
- Andreas
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