avcodec/libx265: Fix integer overflow in computation of max and avg bitrate

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
5 years ago · e3b5897fe3
parent 93016f5d1d
commit e3b5897fe3
1 changed files with 2 additions and 2 deletions
--- 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;