PR #21402 opened by michaelni URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21402 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21402.patch
Avoids truncation and overflows Fixes: #YWH-PGM40646-14 Signed-off-by: Michael Niedermayer <[email protected]> >From 2c03767670773ee495e74df4b19956d2e829ebf2 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer <[email protected]> Date: Wed, 7 Jan 2026 03:05:34 +0100 Subject: [PATCH] avfilter/scale_eval: Use 64bit for factor_w/h Avoids truncation and overflows Fixes: #YWH-PGM40646-14 Signed-off-by: Michael Niedermayer <[email protected]> --- libavfilter/scale_eval.c | 2 +- libavfilter/vf_zscale.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/scale_eval.c b/libavfilter/scale_eval.c index ad65610992..b7899a880e 100644 --- a/libavfilter/scale_eval.c +++ b/libavfilter/scale_eval.c @@ -116,7 +116,7 @@ int ff_scale_adjust_dimensions(AVFilterLink *inlink, double w_adj) { int64_t w, h; - int factor_w, factor_h; + int64_t factor_w, factor_h; w = *ret_w; h = *ret_h; diff --git a/libavfilter/vf_zscale.c b/libavfilter/vf_zscale.c index 96cbd3c4b2..3b87b12e80 100644 --- a/libavfilter/vf_zscale.c +++ b/libavfilter/vf_zscale.c @@ -264,7 +264,7 @@ static int config_props(AVFilterLink *outlink) double var_values[VARS_NB], res; char *expr; int ret; - int factor_w, factor_h; + int64_t factor_w, factor_h; var_values[VAR_IN_W] = var_values[VAR_IW] = inlink->w; var_values[VAR_IN_H] = var_values[VAR_IH] = inlink->h; -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
