dsputil: Move ff_block_permute to mpegvideo_enc

1 files changed, 6 insertions, 0 deletions

diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 1294d0c924..f3f982742b 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -815,6 +815,12 @@ int ff_alloc_picture(MpegEncContext *s, Picture *pic, int shared);
 extern const enum AVPixelFormat ff_pixfmt_list_420[];
 extern const enum AVPixelFormat ff_hwaccel_pixfmt_list_420[];
 
+/**
+ * permute block according to permuatation.
+ * @param last last non zero element in scantable order
+ */
+void ff_block_permute(int16_t *block, uint8_t *permutation, const uint8_t *scantable, int last);
+
 static inline void ff_update_block_index(MpegEncContext *s){
     const int block_size = 8;