Changeset 5642 for pjproject

Timestamp:

Aug 17, 2017 2:48:38 AM (7 years ago)

Author:

ming

Message:

Re #1994 (misc): Prevent possible overflow in video bps calculation

File:

• pjproject/trunk/pjmedia/src/pjmedia/format.c (modified) (1 diff)

pjproject/trunk/pjmedia/src/pjmedia/format.c

@@ -119 +119 @@
             vfi->apply_fmt(vfi, &vafp);
 
-            bps = (pj_uint32_t)vafp.framebytes * fps_num * (pj_size_t)8 / fps_denum;
+            bps = (pj_uint32_t)((pj_uint64_t)vafp.framebytes * fps_num * 8 / fps_denum);
             fmt->det.vid.avg_bps = fmt->det.vid.max_bps = bps;
         }