wavpack: report if there is no bits left

Reviewed-by: Paul B Mahol <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit 11a39bdf534a4ead634b4a593c66ebf756910b9b)

Signed-off-by: Michael Niedermayer <[email protected]>

1 files changed, 4 insertions, 0 deletions

diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index 203cd28f6d..367150cbb0 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -253,6 +253,10 @@ static int wv_get_value(WavpackFrameContext *ctx, GetBitContext *gb,
     return sign ? ~ret : ret;
 
 error:
+    ret = get_bits_left(gb);
+    if (ret <= 0) {
+        av_log(ctx->avctx, AV_LOG_ERROR, "Too few bits (%d) left\n", ret);
+    }
     *last = 1;
     return 0;
 }