[FFmpeg-cvslog] avfilter/signature: fix integer rounding cast precedence

[Jai Luthra]

ffmpeg | branch: master | Jai Luthra <me at jailuthra.in> | Fri Aug 20 16:33:28 2021 +0530| [d91542e61830e64365f40bfdc3c32084cfc41165] | committer: Jai Luthra

avfilter/signature: fix integer rounding cast precedence

Co-authored-by: Oscar <oscar_davids at outlook.com>
Signed-off-by: Jai Luthra <me at jailuthra.in>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d91542e61830e64365f40bfdc3c32084cfc41165
---

 libavfilter/signature_lookup.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/signature_lookup.c b/libavfilter/signature_lookup.c
index 977f898049..86dd0c6675 100644
--- a/libavfilter/signature_lookup.c
+++ b/libavfilter/signature_lookup.c
@@ -244,9 +244,9 @@ static MatchingInfo* get_matching_parameters(AVFilterContext *ctx, SignatureCont
                     if (pairs[i].b[j] != pairs[k].b[l]) {
                         /* linear regression */
                         m = (pairs[k].b_pos[l]-pairs[i].b_pos[j]) / (k-i); /* good value between 0.0 - 2.0 */
-                        framerate = (int) m*30 + 0.5; /* round up to 0 - 60 */
+                        framerate = (int) (m*30 + 0.5); /* round up to 0 - 60 */
                         if (framerate>0 && framerate <= MAX_FRAMERATE) {
-                            offset = pairs[i].b_pos[j] - ((int) m*i + 0.5); /* only second part has to be rounded up */
+                            offset = pairs[i].b_pos[j] - ((int) (m*i + 0.5)); /* only second part has to be rounded up */
                             if (offset > -HOUGH_MAX_OFFSET && offset < HOUGH_MAX_OFFSET) {
                                 if (pairs[i].dist < pairs[k].dist) {
                                     if (pairs[i].dist < hspace[framerate-1][offset+HOUGH_MAX_OFFSET].dist) {