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diff --git a/libavcodec/h2645_parse.h b/libavcodec/h2645_parse.h
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+++ b/libavcodec/h2645_parse.h
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+/*
+ * H.264/HEVC common parsing code
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_H2645_PARSE_H
+#define AVCODEC_H2645_PARSE_H
+
+#include <stdint.h>
+
+#include "avcodec.h"
+#include "get_bits.h"
+
+typedef struct H2645NAL {
+    uint8_t *rbsp_buffer;
+    int rbsp_buffer_size;
+
+    int size;
+    const uint8_t *data;
+
+    int raw_size;
+    const uint8_t *raw_data;
+
+    GetBitContext gb;
+
+    int type;
+    int temporal_id;
+} H2645NAL;
+
+/* an input packet split into unescaped NAL units */
+typedef struct H2645Packet {
+    H2645NAL *nals;
+    int nb_nals;
+    int nals_allocated;
+} H2645Packet;
+
+/**
+ * Extract the raw (unescaped) bitstream.
+ */
+int ff_h2645_extract_rbsp(const uint8_t *src, int length,
+                          H2645NAL *nal);
+
+/**
+ * Split an input packet into NAL units.
+ */
+int ff_h2645_packet_split(H2645Packet *pkt, const uint8_t *buf, int length,
+                          AVCodecContext *avctx, int is_nalff, int nal_length_size);
+
+#endif /* AVCODEC_H2645_PARSE_H */