On 5/30/2021 3:02 PM, Michael Niedermayer wrote:
Fixes: error: 1.66789e+11 is outside the range of representable values of type 
'int'
Fixes: Ticket8201

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
  libavcodec/mpegvideo_enc.c | 6 +++++-
  1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index c01488f483..13618394a5 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -455,9 +455,13 @@ av_cold int ff_mpv_encode_init(AVCodecContext *avctx)
      if (!s->fixed_qscale &&
          avctx->bit_rate * av_q2d(avctx->time_base) >
              avctx->bit_rate_tolerance) {
+        double nbt = avctx->bit_rate * av_q2d(avctx->time_base) * 5;
          av_log(avctx, AV_LOG_WARNING,
                 "bitrate tolerance %d too small for bitrate %"PRId64", 
overriding\n", avctx->bit_rate_tolerance, avctx->bit_rate);
-        avctx->bit_rate_tolerance = 5 * avctx->bit_rate * 
av_q2d(avctx->time_base);
+        if (nbt <= INT_MAX) {
+            avctx->bit_rate_tolerance = nbt;
+        } else
+            avctx->bit_rate_tolerance = INT_MAX;

Maybe bit_rate_tolerance can be made an int64_t? We have done that with all bitrate fields in AVCodecContext and similar structs.
We're still in the open ABI period, so it can be done right now.

      }
if (avctx->rc_max_rate &&


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