xavs: Do not try to set the bitrate tolerance without a bitrate
authorLuca Barbato <lu_zero@gentoo.org>
Sun, 23 Aug 2015 15:57:21 +0000 (17:57 +0200)
committerLuca Barbato <lu_zero@gentoo.org>
Sun, 23 Aug 2015 19:44:38 +0000 (21:44 +0200)
Avoid a division by zero.

Bug-Id: CID 1257655

libavcodec/libxavs.c

index f0f5dfd..43b0915 100644 (file)
@@ -356,8 +356,9 @@ FF_ENABLE_DEPRECATION_WARNINGS
     if (avctx->level > 0)
         x4->params.i_level_idc = avctx->level;
 
-    x4->params.rc.f_rate_tolerance =
-        (float)avctx->bit_rate_tolerance/avctx->bit_rate;
+    if (avctx->bit_rate > 0)
+        x4->params.rc.f_rate_tolerance =
+            (float)avctx->bit_rate_tolerance / avctx->bit_rate;
 
     if ((avctx->rc_buffer_size) &&
         (avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) {