X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Finternal.h;h=000fe263cc2911dbfbb95a814822215c8799c8f1;hb=d4b1b3b06c210be9088eb0940acca0a914b6b916;hp=be54471ef6d622c5ffdbdf5dee88b205d5d3cc21;hpb=3fd5f09845e54bcd61a817b57c054d55f6b6fe5d;p=ffmpeg

diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index be54471ef6d..000fe263cc2 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -345,4 +345,19 @@ AVCPBProperties *ff_add_cpb_side_data(AVCodecContext *avctx);
 
 int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type);
 
+/**
+ * Check AVFrame for A53 side data and allocate and fill SEI message with A53 info
+ *
+ * @param frame      Raw frame to get A53 side data from
+ * @param prefix_len Number of bytes to allocate before SEI message
+ * @param data       Pointer to a variable to store allocated memory
+ *                   Upon return the variable will hold NULL on error or if frame has no A53 info.
+ *                   Otherwise it will point to prefix_len uninitialized bytes followed by
+ *                   *sei_size SEI message
+ * @param sei_size   Pointer to a variable to store generated SEI message length
+ * @return           Zero on success, negative error code on failure
+ */
+int ff_alloc_a53_sei(const AVFrame *frame, size_t prefix_len,
+                     void **data, size_t *sei_size);
+
 #endif /* AVCODEC_INTERNAL_H */