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[FFmpeg-devel] avcodec/libx265: Fix integer overflow in computation of max and avg bitrate

Message ID 1591624789-18033-1-git-send-email-lance.lmwang@gmail.com
State Accepted
Headers show
Series [FFmpeg-devel] avcodec/libx265: Fix integer overflow in computation of max and avg bitrate | expand

Checks

Context Check Description
andriy/default pending
andriy/make success Make finished
andriy/make_fate success Make fate finished

Commit Message

Lance Wang June 8, 2020, 1:59 p.m. UTC 
From: Limin Wang <lance.lmwang@gmail.com>

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
---
 libavcodec/libx265.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/libavcodec/libx265.c b/libavcodec/libx265.c
index f560d7f62f..686c205b6b 100644
--- a/libavcodec/libx265.c
+++ b/libavcodec/libx265.c
@@ -310,8 +310,8 @@  static av_cold int libx265_encode_init(AVCodecContext *avctx)
     if (!cpb_props)
         return AVERROR(ENOMEM);
     cpb_props->buffer_size = ctx->params->rc.vbvBufferSize * 1000;
-    cpb_props->max_bitrate = ctx->params->rc.vbvMaxBitrate * 1000;
-    cpb_props->avg_bitrate = ctx->params->rc.bitrate       * 1000;
+    cpb_props->max_bitrate = ctx->params->rc.vbvMaxBitrate * 1000LL;
+    cpb_props->avg_bitrate = ctx->params->rc.bitrate       * 1000LL;
 
     if (!(avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER))
         ctx->params->bRepeatHeaders = 1;