diff --git a/libavfilter/avcodec.c b/libavfilter/avcodec.c
index ba11a2549255bb5834402b6425d370908c981c6c..e0d90154ee57e0a51326264cbf8a4f45e6e51cd6 100644
--- a/libavfilter/avcodec.c
+++ b/libavfilter/avcodec.c
@@ -135,23 +135,3 @@ int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src)
     return 0;
 }
 #endif
-
-#if FF_API_FILL_FRAME
-int avfilter_fill_frame_from_audio_buffer_ref(AVFrame *frame,
-                                              const AVFilterBufferRef *samplesref)
-{
-    return avfilter_copy_buf_props(frame, samplesref);
-}
-
-int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
-                                              const AVFilterBufferRef *picref)
-{
-    return avfilter_copy_buf_props(frame, picref);
-}
-
-int avfilter_fill_frame_from_buffer_ref(AVFrame *frame,
-                                        const AVFilterBufferRef *ref)
-{
-    return avfilter_copy_buf_props(frame, ref);
-}
-#endif
diff --git a/libavfilter/avcodec.h b/libavfilter/avcodec.h
index 8bbdad267fb7cb177ee70dba58698dd040aaa74c..d3d0e20e712fec5670cce23c9cccc977758bb066 100644
--- a/libavfilter/avcodec.h
+++ b/libavfilter/avcodec.h
@@ -66,45 +66,4 @@ AVFilterBufferRef *avfilter_get_buffer_ref_from_frame(enum AVMediaType type,
                                                       int perms);
 #endif
 
-#if FF_API_FILL_FRAME
-/**
- * Fill an AVFrame with the information stored in samplesref.
- *
- * @param frame an already allocated AVFrame
- * @param samplesref an audio buffer reference
- * @return >= 0 in case of success, a negative AVERROR code in case of
- * failure
- * @deprecated Use avfilter_copy_buf_props() instead.
- */
-attribute_deprecated
-int avfilter_fill_frame_from_audio_buffer_ref(AVFrame *frame,
-                                              const AVFilterBufferRef *samplesref);
-
-/**
- * Fill an AVFrame with the information stored in picref.
- *
- * @param frame an already allocated AVFrame
- * @param picref a video buffer reference
- * @return >= 0 in case of success, a negative AVERROR code in case of
- * failure
- * @deprecated Use avfilter_copy_buf_props() instead.
- */
-attribute_deprecated
-int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
-                                              const AVFilterBufferRef *picref);
-
-/**
- * Fill an AVFrame with information stored in ref.
- *
- * @param frame an already allocated AVFrame
- * @param ref a video or audio buffer reference
- * @return >= 0 in case of success, a negative AVERROR code in case of
- * failure
- * @deprecated Use avfilter_copy_buf_props() instead.
- */
-attribute_deprecated
-int avfilter_fill_frame_from_buffer_ref(AVFrame *frame,
-                                        const AVFilterBufferRef *ref);
-#endif
-
 #endif /* AVFILTER_AVCODEC_H */
diff --git a/libavfilter/version.h b/libavfilter/version.h
index 7be5eeb3b4a1e2ad1d40c23dfa4bc501e1e61a5c..a251cb1c2ed59322e5e5160be56c70a641fc90d2 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -55,9 +55,6 @@
 #ifndef FF_API_FOO_COUNT
 #define FF_API_FOO_COUNT                    (LIBAVFILTER_VERSION_MAJOR < 6)
 #endif
-#ifndef FF_API_FILL_FRAME
-#define FF_API_FILL_FRAME                   (LIBAVFILTER_VERSION_MAJOR < 5)
-#endif
 #ifndef FF_API_AVFILTERBUFFER
 #define FF_API_AVFILTERBUFFER               (LIBAVFILTER_VERSION_MAJOR < 6)
 #endif