1 files changed, 31 insertions, 0 deletions
diff --git a/libavfilter/avcodec.h b/libavfilter/avcodec.h
index f438860d0b..dec5ae4a7c 100644
--- a/libavfilter/avcodec.h
+++ b/libavfilter/avcodec.h
@@ -30,6 +30,7 @@
 
 #include "libavcodec/avcodec.h" // AVFrame
 #include "avfilter.h"
+#include "vsrc_buffer.h"
 
 /**
  * Copy the frame properties of src to dst, without copying the actual
@@ -37,4 +38,34 @@
  */
 void avfilter_copy_frame_props(AVFilterBufferRef *dst, const AVFrame *src);
 
+/**
+ * Create and return a picref reference from the data and properties
+ * contained in frame.
+ *
+ * @param perms permissions to assign to the new buffer reference
+ */
+AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame, int perms);
+
+/**
+ * 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
+ */
+int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
+                                              const AVFilterBufferRef *picref);
+
+/**
+ * Add frame data to buffer_src.
+ *
+ * @param buffer_src pointer to a buffer source context
+ * @param flags a combination of AV_VSRC_BUF_FLAG_* flags
+ * @return >= 0 in case of success, a negative AVERROR code in case of
+ * failure
+ */
+int av_vsrc_buffer_add_frame(AVFilterContext *buffer_src,
+                             const AVFrame *frame, int flags);
+
 #endif /* AVFILTER_AVCODEC_H */