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-rw-r--r--libavcodec/encode.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/encode.c b/libavcodec/encode.c
index 85b8e089dd..6ae47b736c 100644
--- a/libavcodec/encode.c
+++ b/libavcodec/encode.c
@@ -555,6 +555,9 @@ FF_DISABLE_DEPRECATION_WARNINGS
FF_ENABLE_DEPRECATION_WARNINGS
#endif
+ if (!avctx->bits_per_raw_sample)
+ avctx->bits_per_raw_sample = 8 * av_get_bytes_per_sample(avctx->sample_fmt);
+
return 0;
}