diff --git a/libavcodec/aac_adtstoasc_bsf.c b/libavcodec/aac_adtstoasc_bsf.c
index d1310c414975812e3d36e54edbd9f6f3d5d62b17..be12e99587ad2e8f1044313befc759bdbc272692 100644
--- a/libavcodec/aac_adtstoasc_bsf.c
+++ b/libavcodec/aac_adtstoasc_bsf.c
@@ -55,7 +55,7 @@ static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc,
         if (show_bits(&gb, 12) != 0xfff)
             return 0;
 
-    if (ff_aac_parse_header(&gb, &hdr) < 0) {
+    if (avpriv_aac_parse_header(&gb, &hdr) < 0) {
         av_log(avctx, AV_LOG_ERROR, "Error parsing ADTS frame header!\n");
         return -1;
     }
diff --git a/libavcodec/aac_parser.c b/libavcodec/aac_parser.c
index 1c5546e7aaa80a4caaedd439eb68a22b96f2240a..ca016d1b8985fa0126c79e6f994fdfe84f174d09 100644
--- a/libavcodec/aac_parser.c
+++ b/libavcodec/aac_parser.c
@@ -40,7 +40,7 @@ static int aac_sync(uint64_t state, AACAC3ParseContext *hdr_info,
     tmp.u64 = av_be2ne64(state);
     init_get_bits(&bits, tmp.u8+8-AAC_ADTS_HEADER_SIZE, AAC_ADTS_HEADER_SIZE * 8);
 
-    if ((size = ff_aac_parse_header(&bits, &hdr)) < 0)
+    if ((size = avpriv_aac_parse_header(&bits, &hdr)) < 0)
         return 0;
     *need_next_header = 0;
     *new_frame_start  = 1;
diff --git a/libavcodec/aacadtsdec.c b/libavcodec/aacadtsdec.c
index a9ff8ef63dc572922faf94d3037097abc0c2bb55..09bf1392c4b1e4d1ee8c6604dcc567d7c2cc6966 100644
--- a/libavcodec/aacadtsdec.c
+++ b/libavcodec/aacadtsdec.c
@@ -26,7 +26,7 @@
 #include "get_bits.h"
 #include "mpeg4audio.h"
 
-int ff_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
+int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr)
 {
     int size, rdb, ch, sr;
     int aot, crc_abs;
diff --git a/libavcodec/aacadtsdec.h b/libavcodec/aacadtsdec.h
index 2fa1b4b2fced7ba55d72031c277d6c92d1d4dd71..60fdd221a28745af08ba8342ba1b481e7536c780 100644
--- a/libavcodec/aacadtsdec.h
+++ b/libavcodec/aacadtsdec.h
@@ -49,6 +49,6 @@ typedef struct {
  * -2 if the version element is invalid, -3 if the sample rate
  * element is invalid, or -4 if the bit rate element is invalid.
  */
-int ff_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr);
+int avpriv_aac_parse_header(GetBitContext *gbc, AACADTSHeaderInfo *hdr);
 
 #endif /* AVCODEC_AACADTSDEC_H */
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 8e7e74e10d01454f5593dea4e3c441eda1a56506..d03363d782face4b5a47c4320244fda02e5de36e 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -2075,7 +2075,7 @@ static int parse_adts_frame_header(AACContext *ac, GetBitContext *gb)
     int size;
     AACADTSHeaderInfo hdr_info;
 
-    size = ff_aac_parse_header(gb, &hdr_info);
+    size = avpriv_aac_parse_header(gb, &hdr_info);
     if (size > 0) {
         if (ac->output_configured != OC_LOCKED && hdr_info.chan_config) {
             enum ChannelPosition new_che_pos[4][MAX_ELEM_ID];
diff --git a/libavformat/spdifdec.c b/libavformat/spdifdec.c
index 0cbbc54e0ff0b28aa1a80128aa094be8c9a4c051..3daf23fb6914dad4bfee3a9fd460703b023bc0db 100644
--- a/libavformat/spdifdec.c
+++ b/libavformat/spdifdec.c
@@ -57,7 +57,7 @@ static int spdif_get_offset_and_codec(AVFormatContext *s,
         break;
     case IEC61937_MPEG2_AAC:
         init_get_bits(&gbc, buf, AAC_ADTS_HEADER_SIZE * 8);
-        if (ff_aac_parse_header(&gbc, &aac_hdr)) {
+        if (avpriv_aac_parse_header(&gbc, &aac_hdr)) {
             if (s) /* be silent during a probe */
                 av_log(s, AV_LOG_ERROR, "Invalid AAC packet in IEC 61937\n");
             return AVERROR_INVALIDDATA;
diff --git a/libavformat/spdifenc.c b/libavformat/spdifenc.c
index 9e571518d8badc4424503de762329b4871c56f60..d541aba848aca1d8f12dd232aec884f4bb9f4f5c 100644
--- a/libavformat/spdifenc.c
+++ b/libavformat/spdifenc.c
@@ -349,7 +349,7 @@ static int spdif_header_aac(AVFormatContext *s, AVPacket *pkt)
     int ret;
 
     init_get_bits(&gbc, pkt->data, AAC_ADTS_HEADER_SIZE * 8);
-    ret = ff_aac_parse_header(&gbc, &hdr);
+    ret = avpriv_aac_parse_header(&gbc, &hdr);
     if (ret < 0) {
         av_log(s, AV_LOG_ERROR, "Wrong AAC file format\n");
         return AVERROR_INVALIDDATA;