lavc/motion_est: Fix undefined negative left shifts.

[ffmpeg] / libavcodec / bitstream_filters.c

diff --git a/libavcodec/bitstream_filters.c b/libavcodec/bitstream_filters.c
index 2045e18b94621f5fae6bdb34a8e6e0dd9f2b9b68..6893a4b6e4f86c0d5cb33da08b5186c785732606 100644 (file)
--- a/libavcodec/bitstream_filters.c
+++ b/libavcodec/bitstream_filters.c
@@ -38,6 +38,7 @@ extern const AVBitStreamFilter ff_mp3_header_decompress_bsf;
 extern const AVBitStreamFilter ff_mpeg4_unpack_bframes_bsf;
 extern const AVBitStreamFilter ff_mov2textsub_bsf;
 extern const AVBitStreamFilter ff_noise_bsf;
+extern const AVBitStreamFilter ff_null_bsf;
 extern const AVBitStreamFilter ff_remove_extradata_bsf;
 extern const AVBitStreamFilter ff_text2movsub_bsf;
 extern const AVBitStreamFilter ff_vp9_superframe_bsf;