If this happens, it's a sign of parsing issues earlier in the process, or
misuse by the calling module.

Prevents creating invalid bitstreams.

Signed-off-by: James Almer <jamr...@gmail.com>
---
 libavcodec/cbs_av1.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/cbs_av1.c b/libavcodec/cbs_av1.c
index fc228086c2..456bd9b1d5 100644
--- a/libavcodec/cbs_av1.c
+++ b/libavcodec/cbs_av1.c
@@ -711,10 +711,11 @@ static size_t 
cbs_av1_get_payload_bytes_left(GetBitContext *gbc)
 
 #define infer(name, value) do { \
         if (current->name != (value)) { \
-            av_log(ctx->log_ctx, AV_LOG_WARNING, "Warning: " \
+            av_log(ctx->log_ctx, AV_LOG_ERROR, \
                    "%s does not match inferred value: " \
                    "%"PRId64", but should be %"PRId64".\n", \
                    #name, (int64_t)current->name, (int64_t)(value)); \
+            return AVERROR_BUG; \
         } \
     } while (0)
 
-- 
2.26.2

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