diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index eadaab5ec4..cf81a55edb 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -451,8 +451,7 @@ OBJS-$(CONFIG_HEVC_V4L2M2M_DECODER)    += v4l2_m2m_dec.o
 OBJS-$(CONFIG_HEVC_V4L2M2M_ENCODER)    += v4l2_m2m_enc.o
 OBJS-$(CONFIG_HEVC_VIDEOTOOLBOX_ENCODER) += videotoolboxenc.o
 OBJS-$(CONFIG_HNM4_VIDEO_DECODER)      += hnm4video.o
-OBJS-$(CONFIG_HQ_HQA_DECODER)          += hq_hqa.o hq_hqadata.o hq_hqadsp.o \
-                                          canopus.o
+OBJS-$(CONFIG_HQ_HQA_DECODER)          += hq_hqa.o hq_hqadsp.o canopus.o
 OBJS-$(CONFIG_HQX_DECODER)             += hqx.o hqxvlc.o hqxdsp.o canopus.o
 OBJS-$(CONFIG_HUFFYUV_DECODER)         += huffyuv.o huffyuvdec.o
 OBJS-$(CONFIG_HUFFYUV_ENCODER)         += huffyuv.o huffyuvenc.o
diff --git a/libavcodec/hq_hqa.c b/libavcodec/hq_hqa.c
index 0df7995f84..510a66fd91 100644
--- a/libavcodec/hq_hqa.c
+++ b/libavcodec/hq_hqa.c
@@ -21,6 +21,7 @@
 #include <stdint.h>
 
 #include "libavutil/attributes.h"
+#include "libavutil/mem_internal.h"
 
 #include "avcodec.h"
 #include "bytestream.h"
@@ -28,9 +29,9 @@
 #include "codec_internal.h"
 #include "decode.h"
 #include "get_bits.h"
-
-#include "hq_hqa.h"
+#include "hq_hqadata.h"
 #include "hq_hqadsp.h"
+#include "vlc.h"
 
 /* HQ/HQA slices are a set of macroblocks belonging to a frame, and
  * they usually form a pseudorandom pattern (probably because it is
@@ -48,6 +49,15 @@
  * while lavc simply aligns coded_width and coded_height.
  */
 
+typedef struct HQContext {
+    AVCodecContext *avctx;
+    HQDSPContext hqhqadsp;
+
+    VLC hq_ac_vlc;
+    VLC hqa_cbp_vlc;
+    DECLARE_ALIGNED(16, int16_t, block)[12][64];
+} HQContext;
+
 static inline void put_blocks(HQContext *c, AVFrame *pic,
                               int plane, int x, int y, int ilace,
                               int16_t *block0, int16_t *block1)
@@ -70,9 +80,9 @@ static int hq_decode_block(HQContext *c, GetBitContext *gb, int16_t block[64],
 
     if (!is_hqa) {
         block[0] = get_sbits(gb, 9) * 64;
-        q = ff_hq_quants[qsel][is_chroma][get_bits(gb, 2)];
+        q = hq_quants[qsel][is_chroma][get_bits(gb, 2)];
     } else {
-        q = ff_hq_quants[qsel][is_chroma][get_bits(gb, 2)];
+        q = hq_quants[qsel][is_chroma][get_bits(gb, 2)];
         block[0] = get_sbits(gb, 9) * 64;
     }
 
@@ -81,10 +91,10 @@ static int hq_decode_block(HQContext *c, GetBitContext *gb, int16_t block[64],
         if (val < 0)
             return AVERROR_INVALIDDATA;
 
-        pos += ff_hq_ac_skips[val];
+        pos += hq_ac_skips[val];
         if (pos >= 64)
             break;
-        block[ff_zigzag_direct[pos]] = (int)(ff_hq_ac_syms[val] * (unsigned)q[pos]) >> 12;
+        block[ff_zigzag_direct[pos]] = (int)(hq_ac_syms[val] * (unsigned)q[pos]) >> 12;
         pos++;
     }
 
@@ -124,10 +134,10 @@ static int hq_decode_frame(HQContext *ctx, AVFrame *pic, GetByteContext *gbc,
     int slice, start_off, next_off, i, ret;
 
     if ((unsigned)prof_num >= NUM_HQ_PROFILES) {
-        profile = &ff_hq_profile[0];
+        profile = &hq_profile[0];
         avpriv_request_sample(ctx->avctx, "HQ Profile %d", prof_num);
     } else {
-        profile = &ff_hq_profile[prof_num];
+        profile = &hq_profile[prof_num];
         av_log(ctx->avctx, AV_LOG_VERBOSE, "HQ Profile %d\n", prof_num);
     }
 
@@ -362,6 +372,17 @@ static int hq_hqa_decode_frame(AVCodecContext *avctx, AVFrame *pic,
     return avpkt->size;
 }
 
+static av_cold int hq_init_vlcs(HQContext *c)
+{
+    int ret = vlc_init(&c->hqa_cbp_vlc, 5, FF_ARRAY_ELEMS(cbp_vlc_lens),
+                       cbp_vlc_lens, 1, 1, cbp_vlc_bits, 1, 1, 0);
+    if (ret < 0)
+        return ret;
+
+    return vlc_init(&c->hq_ac_vlc, 9, NUM_HQ_AC_ENTRIES,
+                    hq_ac_bits, 1, 1, hq_ac_codes, 2, 2, 0);
+}
+
 static av_cold int hq_hqa_decode_init(AVCodecContext *avctx)
 {
     HQContext *ctx = avctx->priv_data;
@@ -369,7 +390,7 @@ static av_cold int hq_hqa_decode_init(AVCodecContext *avctx)
 
     ff_hqdsp_init(&ctx->hqhqadsp);
 
-    return ff_hq_init_vlcs(ctx);
+    return hq_init_vlcs(ctx);
 }
 
 static av_cold int hq_hqa_decode_close(AVCodecContext *avctx)
diff --git a/libavcodec/hq_hqa.h b/libavcodec/hq_hqa.h
deleted file mode 100644
index 71aa36706c..0000000000
--- a/libavcodec/hq_hqa.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Canopus HQ/HQA decoder
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg 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.
- *
- * FFmpeg 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 FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVCODEC_HQ_HQA_H
-#define AVCODEC_HQ_HQA_H
-
-#include <stdint.h>
-
-#include "libavutil/mem_internal.h"
-
-#include "avcodec.h"
-#include "hq_hqadsp.h"
-#include "vlc.h"
-
-#define NUM_HQ_AC_ENTRIES 746
-#define NUM_HQ_PROFILES   22
-#define NUM_HQ_QUANTS     16
-
-typedef struct HQContext {
-    AVCodecContext *avctx;
-    HQDSPContext hqhqadsp;
-
-    VLC hq_ac_vlc;
-    VLC hqa_cbp_vlc;
-    DECLARE_ALIGNED(16, int16_t, block)[12][64];
-} HQContext;
-
-typedef struct HQProfile {
-    const uint8_t *perm_tab;
-    int width, height;
-    int num_slices;
-    int tab_w, tab_h;
-} HQProfile;
-
-extern const int32_t * const ff_hq_quants[16][2][4];
-extern const HQProfile ff_hq_profile[NUM_HQ_PROFILES];
-
-extern const uint8_t ff_hq_ac_skips[NUM_HQ_AC_ENTRIES];
-extern const int16_t ff_hq_ac_syms [NUM_HQ_AC_ENTRIES];
-
-int ff_hq_init_vlcs(HQContext *c);
-
-#endif /* AVCODEC_HQ_HQA_H */
diff --git a/libavcodec/hq_hqadata.c b/libavcodec/hq_hqadata.h
similarity index 99%
rename from libavcodec/hq_hqadata.c
rename to libavcodec/hq_hqadata.h
index 438bdf093a..f71d8bd4fa 100644
--- a/libavcodec/hq_hqadata.c
+++ b/libavcodec/hq_hqadata.h
@@ -1,5 +1,5 @@
 /*
- * Canopus HQ/HQA decoder
+ * Canopus HQ/HQA data
  *
  * This file is part of FFmpeg.
  *
@@ -18,7 +18,18 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "hq_hqa.h"
+#include <stdint.h>
+
+#define NUM_HQ_AC_ENTRIES 746
+#define NUM_HQ_PROFILES   22
+#define NUM_HQ_QUANTS     16
+
+typedef struct HQProfile {
+    const uint8_t *perm_tab;
+    int width, height;
+    int num_slices;
+    int tab_w, tab_h;
+} HQProfile;
 
 #define MAT_SIZE 64
 
@@ -1123,7 +1134,7 @@ static const int32_t qmat4D[MAT_SIZE] = {
     0x24CF8B9, 0x384AC0F, 0x709581F, 0x3CDBBA7,
 };
 
-const int32_t *const ff_hq_quants[NUM_HQ_QUANTS][2][4] = {
+static const int32_t *const hq_quants[NUM_HQ_QUANTS][2][4] = {
     { { qmat00, qmat02, qmat06, qmat0E }, { qmat01, qmat03, qmat07, qmat0F } },
     { { qmat02, qmat06, qmat0E, qmat16 }, { qmat03, qmat07, qmat0F, qmat17 } },
     { { qmat04, qmat0A, qmat12, qmat1E }, { qmat05, qmat0B, qmat13, qmat1F } },
@@ -1289,7 +1300,7 @@ static const uint16_t hq_ac_codes[NUM_HQ_AC_ENTRIES] = {
     0xFFFE, 0xFFFF,
 };
 
-const uint8_t ff_hq_ac_skips[NUM_HQ_AC_ENTRIES] = {
+static const uint8_t hq_ac_skips[NUM_HQ_AC_ENTRIES] = {
      0,  0,  0,  0, 64,  1,  1,  0,  0,  0,  0,  2,  2,  1,  1,  0,
      0,  0,  0,  3,  3,  4,  4,  0,  0,  0,  0,  5,  5,  6,  6,  2,
      2,  1,  1,  1,  1,  0,  0,  0,  0,  0,  0,  7,  7,  8,  8,  9,
@@ -1339,7 +1350,7 @@ const uint8_t ff_hq_ac_skips[NUM_HQ_AC_ENTRIES] = {
      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 };
 
-const int16_t ff_hq_ac_syms[NUM_HQ_AC_ENTRIES] = {
+static const int16_t hq_ac_syms[NUM_HQ_AC_ENTRIES] = {
       1,   -1,   2,   -2,   0,    1,  -1,    3,
      -3,    4,  -4,    1,  -1,    2,  -2,    5,
      -5,    6,  -6,    1,  -1,    1,  -1,    7,
@@ -8340,7 +8351,7 @@ static const uint8_t hq_tab_21[] = {
 };
 
 /* List of profiles, order is important */
-const HQProfile ff_hq_profile[NUM_HQ_PROFILES] = {
+static const HQProfile hq_profile[NUM_HQ_PROFILES] = {
     { hq_tab_11,  160,  120,  8, 10,   8 }, // case 0 (default) = case 11
     { hq_tab_01,  720,  480,  8, 25,  54 },
     { hq_tab_02,  720,  486,  8, 15,  93 },
@@ -8364,14 +8375,3 @@ const HQProfile ff_hq_profile[NUM_HQ_PROFILES] = {
     { hq_tab_20,  704,  480,  8, 20,  66 },
     { hq_tab_21,  704,  576,  8, 24,  66 },
 };
-
-av_cold int ff_hq_init_vlcs(HQContext *c)
-{
-    int ret = vlc_init(&c->hqa_cbp_vlc, 5, FF_ARRAY_ELEMS(cbp_vlc_lens),
-                       cbp_vlc_lens, 1, 1, cbp_vlc_bits, 1, 1, 0);
-    if (ret < 0)
-        return ret;
-
-    return vlc_init(&c->hq_ac_vlc, 9, NUM_HQ_AC_ENTRIES,
-                    hq_ac_bits, 1, 1, hq_ac_codes, 2, 2, 0);
-}
