Why was this applied without review?
Please revert ASAP!
On 5/14/20, Marton Balint wrote:
> This reverts commit d88e1c9838dbcfe29d7835f2705ffc9ee6a36bf3.
>
> Fixes null pointer dereference.
>
> Signed-off-by: Marton Balint
> ---
> libavfilter/vf_minterpolate.c | 16
> 1 file changed, 4 insertions(+), 12 deletions(-)
>
> diff --git a/libavfilter/vf_minterpolate.c b/libavfilter/vf_minterpolate.c
> index ef47140946..c9ce80420d 100644
> --- a/libavfilter/vf_minterpolate.c
> +++ b/libavfilter/vf_minterpolate.c
> @@ -834,19 +834,11 @@ static int detect_scene_change(MIContext *mi_ctx)
> ptrdiff_t linesize2 = mi_ctx->frames[2].avf->linesize[0];
>
> if (mi_ctx->scd_method == SCD_METHOD_FDIFF) {
> -double ret = 0, mafd = HUGE_VAL, diff;
> +double ret = 0, mafd, diff;
> uint64_t sad;
> -AVDictionaryEntry *e_mafd = NULL;
> -char *tail = NULL;
> -
> -e_mafd = av_dict_get(mi_ctx->frames[2].avf->metadata,
> "lavfi.scd.mafd", NULL, AV_DICT_MATCH_CASE);
> -if (e_mafd)
> -mafd = strtod(e_mafd->value, );
> -if (*tail || mafd == HUGE_VAL) {
> -mi_ctx->sad(p1, linesize1, p2, linesize2, me_ctx->width,
> me_ctx->height, );
> -emms_c();
> -mafd = (double) sad * 100.0 / (me_ctx->height * me_ctx->width)
> / (1 << mi_ctx->bitdepth);
> -}
> +mi_ctx->sad(p1, linesize1, p2, linesize2, me_ctx->width,
> me_ctx->height, );
> +emms_c();
> +mafd = (double) sad * 100.0 / (me_ctx->height * me_ctx->width) / (1
> << mi_ctx->bitdepth);
> diff = fabs(mafd - mi_ctx->prev_mafd);
> ret = av_clipf(FFMIN(mafd, diff), 0, 100.0);
> mi_ctx->prev_mafd = mafd;
> --
> 2.16.4
>
> ___
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