[FFmpeg-cvslog] h263: Add ff_ prefix to nonstatic symbols

Martin Storsjö git at videolan.org
Tue Oct 16 16:36:05 CEST 2012


ffmpeg | branch: release/0.10 | Martin Storsjö <martin at martin.st> | Thu Feb  9 11:28:46 2012 +0200| [6d1b91324c306568f67d2e22fc87e7e4be147210] | committer: Anton Khirnov

h263: Add ff_ prefix to nonstatic symbols

Signed-off-by: Martin Storsjö <martin at martin.st>
(cherry picked from commit ddce8953a5056800ec795df2dfd84fc17a11b5fc)

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6d1b91324c306568f67d2e22fc87e7e4be147210
---

 libavcodec/h263.c          |    8 ++---
 libavcodec/h263.h          |   42 ++++++++++++------------
 libavcodec/h263data.h      |   24 +++++++-------
 libavcodec/h263dec.c       |    4 +--
 libavcodec/intelh263dec.c  |    4 +--
 libavcodec/ituh263dec.c    |   78 ++++++++++++++++++++++----------------------
 libavcodec/ituh263enc.c    |   44 ++++++++++++-------------
 libavcodec/mpeg4videodec.c |   50 ++++++++++++++--------------
 libavcodec/mpeg4videoenc.c |    6 ++--
 libavcodec/mpegvideo_enc.c |   10 +++---
 libavcodec/msmpeg4.c       |   16 ++++-----
 libavcodec/msmpeg4data.c   |   12 +++----
 libavcodec/rv10.c          |    2 +-
 libavcodec/rv34data.h      |    2 +-
 libavcodec/snowenc.c       |    2 +-
 libavcodec/svq1dec.c       |    6 ++--
 libavcodec/svq1enc.c       |    4 +--
 libavcodec/wmv2enc.c       |    2 +-
 18 files changed, 158 insertions(+), 158 deletions(-)

diff --git a/libavcodec/h263.c b/libavcodec/h263.c
index 77a1bb8..7f1966f 100644
--- a/libavcodec/h263.c
+++ b/libavcodec/h263.c
@@ -98,7 +98,7 @@ void ff_h263_update_motion_val(MpegEncContext * s){
     }
 }
 
-int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
+int ff_h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
 {
     int x, y, wrap, a, c, pred_dc;
     int16_t *dc_val;
@@ -226,7 +226,7 @@ void ff_h263_loop_filter(MpegEncContext * s){
     }
 }
 
-void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
+void ff_h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
 {
     int x, y, wrap, a, c, pred_dc, scale, i;
     int16_t *dc_val, *ac_val, *ac_val1;
@@ -313,8 +313,8 @@ void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n)
         ac_val1[8 + i] = block[s->dsp.idct_permutation[i   ]];
 }
 
-int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir,
-                        int *px, int *py)
+int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir,
+                             int *px, int *py)
 {
     int wrap;
     int16_t *A, *B, *C, (*mot_val)[2];
diff --git a/libavcodec/h263.h b/libavcodec/h263.h
index 73c5966..d26cf63 100644
--- a/libavcodec/h263.h
+++ b/libavcodec/h263.h
@@ -38,16 +38,16 @@
 extern const AVRational ff_h263_pixel_aspect[16];
 extern const uint8_t ff_h263_cbpy_tab[16][2];
 
-extern const uint8_t cbpc_b_tab[4][2];
+extern const uint8_t ff_cbpc_b_tab[4][2];
 
-extern const uint8_t mvtab[33][2];
+extern const uint8_t ff_mvtab[33][2];
 
 extern const uint8_t ff_h263_intra_MCBPC_code[9];
 extern const uint8_t ff_h263_intra_MCBPC_bits[9];
 
 extern const uint8_t ff_h263_inter_MCBPC_code[28];
 extern const uint8_t ff_h263_inter_MCBPC_bits[28];
-extern const uint8_t h263_mbtype_b_tab[15][2];
+extern const uint8_t ff_h263_mbtype_b_tab[15][2];
 
 extern VLC ff_h263_intra_MCBPC_vlc;
 extern VLC ff_h263_inter_MCBPC_vlc;
@@ -55,41 +55,41 @@ extern VLC ff_h263_cbpy_vlc;
 
 extern RLTable ff_h263_rl_inter;
 
-extern RLTable rl_intra_aic;
+extern RLTable ff_rl_intra_aic;
 
-extern const uint16_t h263_format[8][2];
-extern const uint8_t modified_quant_tab[2][32];
+extern const uint16_t ff_h263_format[8][2];
+extern const uint8_t ff_modified_quant_tab[2][32];
 extern uint16_t ff_mba_max[6];
 extern uint8_t ff_mba_length[7];
 
 extern uint8_t ff_h263_static_rl_table_store[2][2][2*MAX_RUN + MAX_LEVEL + 3];
 
 
-int h263_decode_motion(MpegEncContext * s, int pred, int f_code);
+int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code);
 av_const int ff_h263_aspect_to_info(AVRational aspect);
 int ff_h263_decode_init(AVCodecContext *avctx);
 int ff_h263_decode_frame(AVCodecContext *avctx,
                              void *data, int *data_size,
                              AVPacket *avpkt);
 int ff_h263_decode_end(AVCodecContext *avctx);
-void h263_encode_mb(MpegEncContext *s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y);
-void h263_encode_picture_header(MpegEncContext *s, int picture_number);
-void h263_encode_gob_header(MpegEncContext * s, int mb_line);
-int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir,
-                        int *px, int *py);
-void h263_encode_init(MpegEncContext *s);
-void h263_decode_init_vlc(MpegEncContext *s);
-int h263_decode_picture_header(MpegEncContext *s);
+void ff_h263_encode_mb(MpegEncContext *s,
+                       DCTELEM block[6][64],
+                       int motion_x, int motion_y);
+void ff_h263_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_h263_encode_gob_header(MpegEncContext * s, int mb_line);
+int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir,
+                             int *px, int *py);
+void ff_h263_encode_init(MpegEncContext *s);
+void ff_h263_decode_init_vlc(MpegEncContext *s);
+int ff_h263_decode_picture_header(MpegEncContext *s);
 int ff_h263_decode_gob_header(MpegEncContext *s);
 void ff_h263_update_motion_val(MpegEncContext * s);
 void ff_h263_loop_filter(MpegEncContext * s);
 int ff_h263_decode_mba(MpegEncContext *s);
 void ff_h263_encode_mba(MpegEncContext *s);
 void ff_init_qscale_tab(MpegEncContext *s);
-int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr);
-void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n);
+int ff_h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr);
+void ff_h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n);
 
 
 /**
@@ -119,7 +119,7 @@ static inline int h263_get_motion_length(MpegEncContext * s, int val, int f_code
     int l, bit_size, code;
 
     if (val == 0) {
-        return mvtab[0][1];
+        return ff_mvtab[0][1];
     } else {
         bit_size = f_code - 1;
         /* modulo encoding */
@@ -128,7 +128,7 @@ static inline int h263_get_motion_length(MpegEncContext * s, int val, int f_code
         val--;
         code = (val >> bit_size) + 1;
 
-        return mvtab[code][1] + 1 + bit_size;
+        return ff_mvtab[code][1] + 1 + bit_size;
     }
 }
 
diff --git a/libavcodec/h263data.h b/libavcodec/h263data.h
index 966da56..e3b83ad 100644
--- a/libavcodec/h263data.h
+++ b/libavcodec/h263data.h
@@ -57,7 +57,7 @@ const uint8_t ff_h263_inter_MCBPC_bits[28] = {
     11, 13, 13, 13,/* inter4Q*/
 };
 
-const uint8_t h263_mbtype_b_tab[15][2] = {
+const uint8_t ff_h263_mbtype_b_tab[15][2] = {
  {1, 1},
  {3, 3},
  {1, 5},
@@ -75,7 +75,7 @@ const uint8_t h263_mbtype_b_tab[15][2] = {
  {1, 8},
 };
 
-const uint8_t cbpc_b_tab[4][2] = {
+const uint8_t ff_cbpc_b_tab[4][2] = {
 {0, 1},
 {2, 2},
 {7, 3},
@@ -88,7 +88,7 @@ const uint8_t ff_h263_cbpy_tab[16][2] =
   {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2}
 };
 
-const uint8_t mvtab[33][2] =
+const uint8_t ff_mvtab[33][2] =
 {
   {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7},
   {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10},
@@ -98,7 +98,7 @@ const uint8_t mvtab[33][2] =
 };
 
 /* third non intra table */
-const uint16_t inter_vlc[103][2] = {
+const uint16_t ff_inter_vlc[103][2] = {
 { 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 },
 { 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 },
 { 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 },
@@ -127,7 +127,7 @@ const uint16_t inter_vlc[103][2] = {
 { 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 },
 };
 
-const int8_t inter_level[102] = {
+const int8_t ff_inter_level[102] = {
   1,  2,  3,  4,  5,  6,  7,  8,
   9, 10, 11, 12,  1,  2,  3,  4,
   5,  6,  1,  2,  3,  4,  1,  2,
@@ -143,7 +143,7 @@ const int8_t inter_level[102] = {
   1,  1,  1,  1,  1,  1,
 };
 
-const int8_t inter_run[102] = {
+const int8_t ff_inter_run[102] = {
   0,  0,  0,  0,  0,  0,  0,  0,
   0,  0,  0,  0,  1,  1,  1,  1,
   1,  1,  2,  2,  2,  2,  3,  3,
@@ -162,9 +162,9 @@ const int8_t inter_run[102] = {
 RLTable ff_h263_rl_inter = {
     102,
     58,
-    inter_vlc,
-    inter_run,
-    inter_level,
+    ff_inter_vlc,
+    ff_inter_run,
+    ff_inter_level,
 };
 
 static const uint16_t intra_vlc_aic[103][2] = {
@@ -228,7 +228,7 @@ static const int8_t intra_level_aic[102] = {
  1,  1,  1,  1,  1,  1,
 };
 
-RLTable rl_intra_aic = {
+RLTable ff_rl_intra_aic = {
     102,
     58,
     intra_vlc_aic,
@@ -236,7 +236,7 @@ RLTable rl_intra_aic = {
     intra_level_aic,
 };
 
-const uint16_t h263_format[8][2] = {
+const uint16_t ff_h263_format[8][2] = {
     { 0, 0 },
     { 128, 96 },
     { 176, 144 },
@@ -250,7 +250,7 @@ const uint8_t ff_aic_dc_scale_table[32]={
     0, 2, 4, 6, 8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62
 };
 
-const uint8_t modified_quant_tab[2][32]={
+const uint8_t ff_modified_quant_tab[2][32]={
 //  0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
 {
     0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9,10,11,12,13,14,15,16,17,18,18,19,20,21,22,23,24,25,26,27,28
diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c
index 1ddca19..a675e6e 100644
--- a/libavcodec/h263dec.c
+++ b/libavcodec/h263dec.c
@@ -113,7 +113,7 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx)
         if (MPV_common_init(s) < 0)
             return -1;
 
-        h263_decode_init_vlc(s);
+        ff_h263_decode_init_vlc(s);
 
     return 0;
 }
@@ -421,7 +421,7 @@ retry:
     } else if (CONFIG_FLV_DECODER && s->h263_flv) {
         ret = ff_flv_decode_picture_header(s);
     } else {
-        ret = h263_decode_picture_header(s);
+        ret = ff_h263_decode_picture_header(s);
     }
 
     if(ret==FRAME_SKIPPED) return get_consumed_bytes(s, buf_size);
diff --git a/libavcodec/intelh263dec.c b/libavcodec/intelh263dec.c
index 8347c79..8556128 100644
--- a/libavcodec/intelh263dec.c
+++ b/libavcodec/intelh263dec.c
@@ -65,8 +65,8 @@ int ff_intel_h263_decode_picture_header(MpegEncContext *s)
     s->pb_frame = get_bits1(&s->gb);
 
     if (format < 6) {
-        s->width = h263_format[format][0];
-        s->height = h263_format[format][1];
+        s->width = ff_h263_format[format][0];
+        s->height = ff_h263_format[format][1];
         s->avctx->sample_aspect_ratio.num = 12;
         s->avctx->sample_aspect_ratio.den = 11;
     } else {
diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c
index 3d82e5c..dce8a99 100644
--- a/libavcodec/ituh263dec.c
+++ b/libavcodec/ituh263dec.c
@@ -101,7 +101,7 @@ static VLC cbpc_b_vlc;
 /* init vlcs */
 
 /* XXX: find a better solution to handle static init */
-void h263_decode_init_vlc(MpegEncContext *s)
+void ff_h263_decode_init_vlc(MpegEncContext *s)
 {
     static int done = 0;
 
@@ -118,18 +118,18 @@ void h263_decode_init_vlc(MpegEncContext *s)
                  &ff_h263_cbpy_tab[0][1], 2, 1,
                  &ff_h263_cbpy_tab[0][0], 2, 1, 64);
         INIT_VLC_STATIC(&mv_vlc, MV_VLC_BITS, 33,
-                 &mvtab[0][1], 2, 1,
-                 &mvtab[0][0], 2, 1, 538);
+                 &ff_mvtab[0][1], 2, 1,
+                 &ff_mvtab[0][0], 2, 1, 538);
         init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
-        init_rl(&rl_intra_aic, ff_h263_static_rl_table_store[1]);
+        init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]);
         INIT_VLC_RL(ff_h263_rl_inter, 554);
-        INIT_VLC_RL(rl_intra_aic, 554);
+        INIT_VLC_RL(ff_rl_intra_aic, 554);
         INIT_VLC_STATIC(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15,
-                 &h263_mbtype_b_tab[0][1], 2, 1,
-                 &h263_mbtype_b_tab[0][0], 2, 1, 80);
+                 &ff_h263_mbtype_b_tab[0][1], 2, 1,
+                 &ff_h263_mbtype_b_tab[0][0], 2, 1, 80);
         INIT_VLC_STATIC(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4,
-                 &cbpc_b_tab[0][1], 2, 1,
-                 &cbpc_b_tab[0][0], 2, 1, 8);
+                 &ff_cbpc_b_tab[0][1], 2, 1,
+                 &ff_cbpc_b_tab[0][0], 2, 1, 8);
     }
 }
 
@@ -269,7 +269,7 @@ int ff_h263_resync(MpegEncContext *s){
     return -1;
 }
 
-int h263_decode_motion(MpegEncContext * s, int pred, int f_code)
+int ff_h263_decode_motion(MpegEncContext * s, int pred, int f_code)
 {
     int code, val, sign, shift;
     code = get_vlc2(&s->gb, mv_vlc.table, MV_VLC_BITS, 2);
@@ -379,16 +379,16 @@ static void preview_obmc(MpegEncContext *s){
         if ((cbpc & 16) == 0) {
                 s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
                 /* 16x16 motion prediction */
-                mot_val= h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                mot_val= ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                    mx = h263p_decode_umotion(s, pred_x);
                 else
-                   mx = h263_decode_motion(s, pred_x, 1);
+                   mx = ff_h263_decode_motion(s, pred_x, 1);
 
                 if (s->umvplus)
                    my = h263p_decode_umotion(s, pred_y);
                 else
-                   my = h263_decode_motion(s, pred_y, 1);
+                   my = ff_h263_decode_motion(s, pred_y, 1);
 
                 mot_val[0       ]= mot_val[2       ]=
                 mot_val[0+stride]= mot_val[2+stride]= mx;
@@ -397,16 +397,16 @@ static void preview_obmc(MpegEncContext *s){
         } else {
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                   mx = h263p_decode_umotion(s, pred_x);
                 else
-                  mx = h263_decode_motion(s, pred_x, 1);
+                  mx = ff_h263_decode_motion(s, pred_x, 1);
 
                 if (s->umvplus)
                   my = h263p_decode_umotion(s, pred_y);
                 else
-                  my = h263_decode_motion(s, pred_y, 1);
+                  my = ff_h263_decode_motion(s, pred_y, 1);
                 if (s->umvplus && (mx - pred_x) == 1 && (my - pred_y) == 1)
                   skip_bits1(&s->gb); /* Bit stuffing to prevent PSC */
                 mot_val[0] = mx;
@@ -430,7 +430,7 @@ static void h263_decode_dquant(MpegEncContext *s){
 
     if(s->modified_quant){
         if(get_bits1(&s->gb))
-            s->qscale= modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
+            s->qscale= ff_modified_quant_tab[get_bits1(&s->gb)][ s->qscale ];
         else
             s->qscale= get_bits(&s->gb, 5);
     }else
@@ -448,7 +448,7 @@ static int h263_decode_block(MpegEncContext * s, DCTELEM * block,
 
     scan_table = s->intra_scantable.permutated;
     if (s->h263_aic && s->mb_intra) {
-        rl = &rl_intra_aic;
+        rl = &ff_rl_intra_aic;
         i = 0;
         if (s->ac_pred) {
             if (s->h263_aic_dir)
@@ -537,7 +537,7 @@ retry:
         if (i >= 64){
             if(s->alt_inter_vlc && rl == &ff_h263_rl_inter && !s->mb_intra){
                 //Looks like a hack but no, it's the way it is supposed to work ...
-                rl = &rl_intra_aic;
+                rl = &ff_rl_intra_aic;
                 i = 0;
                 s->gb= gb;
                 s->dsp.clear_block(block);
@@ -554,7 +554,7 @@ retry:
     }
 not_coded:
     if (s->mb_intra && s->h263_aic) {
-        h263_pred_acdc(s, block, n);
+        ff_h263_pred_acdc(s, block, n);
         i = 63;
     }
     s->block_last_index[n] = i;
@@ -653,11 +653,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
             /* 16x16 motion prediction */
             s->mv_type = MV_TYPE_16X16;
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             if (s->umvplus)
                mx = h263p_decode_umotion(s, pred_x);
             else
-               mx = h263_decode_motion(s, pred_x, 1);
+               mx = ff_h263_decode_motion(s, pred_x, 1);
 
             if (mx >= 0xffff)
                 return -1;
@@ -665,7 +665,7 @@ int ff_h263_decode_mb(MpegEncContext *s,
             if (s->umvplus)
                my = h263p_decode_umotion(s, pred_y);
             else
-               my = h263_decode_motion(s, pred_y, 1);
+               my = ff_h263_decode_motion(s, pred_y, 1);
 
             if (my >= 0xffff)
                 return -1;
@@ -678,18 +678,18 @@ int ff_h263_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             s->mv_type = MV_TYPE_8X8;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
                 if (s->umvplus)
                   mx = h263p_decode_umotion(s, pred_x);
                 else
-                  mx = h263_decode_motion(s, pred_x, 1);
+                  mx = ff_h263_decode_motion(s, pred_x, 1);
                 if (mx >= 0xffff)
                     return -1;
 
                 if (s->umvplus)
                   my = h263p_decode_umotion(s, pred_y);
                 else
-                  my = h263_decode_motion(s, pred_y, 1);
+                  my = ff_h263_decode_motion(s, pred_y, 1);
                 if (my >= 0xffff)
                     return -1;
                 s->mv[0][i][0] = mx;
@@ -761,11 +761,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
 //FIXME UMV
 
             if(USES_LIST(mb_type, 0)){
-                int16_t *mot_val= h263_pred_motion(s, 0, 0, &mx, &my);
+                int16_t *mot_val= ff_h263_pred_motion(s, 0, 0, &mx, &my);
                 s->mv_dir = MV_DIR_FORWARD;
 
-                mx = h263_decode_motion(s, mx, 1);
-                my = h263_decode_motion(s, my, 1);
+                mx = ff_h263_decode_motion(s, mx, 1);
+                my = ff_h263_decode_motion(s, my, 1);
 
                 s->mv[0][0][0] = mx;
                 s->mv[0][0][1] = my;
@@ -774,11 +774,11 @@ int ff_h263_decode_mb(MpegEncContext *s,
             }
 
             if(USES_LIST(mb_type, 1)){
-                int16_t *mot_val= h263_pred_motion(s, 0, 1, &mx, &my);
+                int16_t *mot_val= ff_h263_pred_motion(s, 0, 1, &mx, &my);
                 s->mv_dir |= MV_DIR_BACKWARD;
 
-                mx = h263_decode_motion(s, mx, 1);
-                my = h263_decode_motion(s, my, 1);
+                mx = ff_h263_decode_motion(s, mx, 1);
+                my = ff_h263_decode_motion(s, my, 1);
 
                 s->mv[1][0][0] = mx;
                 s->mv[1][0][1] = my;
@@ -829,8 +829,8 @@ intra:
     }
 
     while(pb_mv_count--){
-        h263_decode_motion(s, 0, 1);
-        h263_decode_motion(s, 0, 1);
+        ff_h263_decode_motion(s, 0, 1);
+        ff_h263_decode_motion(s, 0, 1);
     }
 
     /* decode each block */
@@ -864,7 +864,7 @@ end:
 }
 
 /* most is hardcoded. should extend to handle all h263 streams */
-int h263_decode_picture_header(MpegEncContext *s)
+int ff_h263_decode_picture_header(MpegEncContext *s)
 {
     int format, width, height, i;
     uint32_t startcode;
@@ -916,8 +916,8 @@ int h263_decode_picture_header(MpegEncContext *s)
     if (format != 7 && format != 6) {
         s->h263_plus = 0;
         /* H.263v1 */
-        width = h263_format[format][0];
-        height = h263_format[format][1];
+        width = ff_h263_format[format][0];
+        height = ff_h263_format[format][1];
         if (!width)
             return -1;
 
@@ -1024,8 +1024,8 @@ int h263_decode_picture_header(MpegEncContext *s)
                     s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[s->aspect_ratio_info];
                 }
             } else {
-                width = h263_format[format][0];
-                height = h263_format[format][1];
+                width = ff_h263_format[format][0];
+                height = ff_h263_format[format][1];
                 s->avctx->sample_aspect_ratio= (AVRational){12,11};
             }
             if ((width == 0) || (height == 0))
diff --git a/libavcodec/ituh263enc.c b/libavcodec/ituh263enc.c
index 6efba2d..5b247dc 100644
--- a/libavcodec/ituh263enc.c
+++ b/libavcodec/ituh263enc.c
@@ -102,7 +102,7 @@ av_const int ff_h263_aspect_to_info(AVRational aspect){
     return FF_ASPECT_EXTENDED;
 }
 
-void h263_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_h263_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     int format, coded_frame_rate, coded_frame_rate_base, i, temp_ref;
     int best_clock_code=1;
@@ -141,7 +141,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number)
     put_bits(&s->pb, 1, 0);     /* camera  off */
     put_bits(&s->pb, 1, 0);     /* freeze picture release off */
 
-    format = ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height);
+    format = ff_match_2uint16(ff_h263_format, FF_ARRAY_ELEMS(ff_h263_format), s->width, s->height);
     if (!s->h263_plus) {
         /* H.263v1 */
         put_bits(&s->pb, 3, format);
@@ -247,7 +247,7 @@ void h263_encode_picture_header(MpegEncContext * s, int picture_number)
 /**
  * Encode a group of blocks header.
  */
-void h263_encode_gob_header(MpegEncContext * s, int mb_line)
+void ff_h263_encode_gob_header(MpegEncContext * s, int mb_line)
 {
     put_bits(&s->pb, 17, 1); /* GBSC */
 
@@ -333,7 +333,7 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
     } else {
         i = 0;
         if (s->h263_aic && s->mb_intra)
-            rl = &rl_intra_aic;
+            rl = &ff_rl_intra_aic;
 
         if(s->alt_inter_vlc && !s->mb_intra){
             int aic_vlc_bits=0;
@@ -353,14 +353,14 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
                     if(level<0) level= -level;
 
                     code = get_rl_index(rl, last, run, level);
-                    aic_code = get_rl_index(&rl_intra_aic, last, run, level);
+                    aic_code = get_rl_index(&ff_rl_intra_aic, last, run, level);
                     inter_vlc_bits += rl->table_vlc[code][1]+1;
-                    aic_vlc_bits   += rl_intra_aic.table_vlc[aic_code][1]+1;
+                    aic_vlc_bits   += ff_rl_intra_aic.table_vlc[aic_code][1]+1;
 
                     if (code == rl->n) {
                         inter_vlc_bits += 1+6+8-1;
                     }
-                    if (aic_code == rl_intra_aic.n) {
+                    if (aic_code == ff_rl_intra_aic.n) {
                         aic_vlc_bits += 1+6+8-1;
                         wrong_pos += run + 1;
                     }else
@@ -370,7 +370,7 @@ static void h263_encode_block(MpegEncContext * s, DCTELEM * block, int n)
             }
             i = 0;
             if(aic_vlc_bits < inter_vlc_bits && wrong_pos > 63)
-                rl = &rl_intra_aic;
+                rl = &ff_rl_intra_aic;
         }
     }
 
@@ -454,9 +454,9 @@ static void h263p_encode_umotion(MpegEncContext * s, int val)
     }
 }
 
-void h263_encode_mb(MpegEncContext * s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y)
+void ff_h263_encode_mb(MpegEncContext * s,
+                       DCTELEM block[6][64],
+                       int motion_x, int motion_y)
 {
     int cbpc, cbpy, i, cbp, pred_x, pred_y;
     int16_t pred_dc;
@@ -500,7 +500,7 @@ void h263_encode_mb(MpegEncContext * s,
             }
 
             /* motion vectors: 16x16 mode */
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
             if (!s->umvplus) {
                 ff_h263_encode_motion_vector(s, motion_x - pred_x,
@@ -527,7 +527,7 @@ void h263_encode_mb(MpegEncContext * s,
 
             for(i=0; i<4; i++){
                 /* motion vectors: 8x8 mode*/
-                h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
 
                 motion_x = s->current_picture.f.motion_val[0][s->block_index[i]][0];
                 motion_y = s->current_picture.f.motion_val[0][s->block_index[i]][1];
@@ -561,7 +561,7 @@ void h263_encode_mb(MpegEncContext * s,
                 if(i<4) scale= s->y_dc_scale;
                 else    scale= s->c_dc_scale;
 
-                pred_dc = h263_pred_dc(s, i, &dc_ptr[i]);
+                pred_dc = ff_h263_pred_dc(s, i, &dc_ptr[i]);
                 level -= pred_dc;
                 /* Quant */
                 if (level >= 0)
@@ -662,7 +662,7 @@ void ff_h263_encode_motion(MpegEncContext * s, int val, int f_code)
     if (val == 0) {
         /* zero vector */
         code = 0;
-        put_bits(&s->pb, mvtab[code][1], mvtab[code][0]);
+        put_bits(&s->pb, ff_mvtab[code][1], ff_mvtab[code][0]);
     } else {
         bit_size = f_code - 1;
         range = 1 << bit_size;
@@ -676,7 +676,7 @@ void ff_h263_encode_motion(MpegEncContext * s, int val, int f_code)
         code = (val >> bit_size) + 1;
         bits = val & (range - 1);
 
-        put_bits(&s->pb, mvtab[code][1] + 1, (mvtab[code][0] << 1) | sign);
+        put_bits(&s->pb, ff_mvtab[code][1] + 1, (ff_mvtab[code][0] << 1) | sign);
         if (bit_size > 0) {
             put_bits(&s->pb, bit_size, bits);
         }
@@ -692,7 +692,7 @@ static void init_mv_penalty_and_fcode(MpegEncContext *s)
         for(mv=-MAX_MV; mv<=MAX_MV; mv++){
             int len;
 
-            if(mv==0) len= mvtab[0][1];
+            if(mv==0) len= ff_mvtab[0][1];
             else{
                 int val, bit_size, code;
 
@@ -704,9 +704,9 @@ static void init_mv_penalty_and_fcode(MpegEncContext *s)
                 val--;
                 code = (val >> bit_size) + 1;
                 if(code<33){
-                    len= mvtab[code][1] + 1 + bit_size;
+                    len= ff_mvtab[code][1] + 1 + bit_size;
                 }else{
-                    len= mvtab[32][1] + av_log2(code>>5) + 2 + bit_size;
+                    len= ff_mvtab[32][1] + av_log2(code>>5) + 2 + bit_size;
                 }
             }
 
@@ -768,7 +768,7 @@ static void init_uni_h263_rl_tab(RLTable *rl, uint32_t *bits_tab, uint8_t *len_t
     }
 }
 
-void h263_encode_init(MpegEncContext *s)
+void ff_h263_encode_init(MpegEncContext *s)
 {
     static int done = 0;
 
@@ -776,9 +776,9 @@ void h263_encode_init(MpegEncContext *s)
         done = 1;
 
         init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]);
-        init_rl(&rl_intra_aic, ff_h263_static_rl_table_store[1]);
+        init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]);
 
-        init_uni_h263_rl_tab(&rl_intra_aic, NULL, uni_h263_intra_aic_rl_len);
+        init_uni_h263_rl_tab(&ff_rl_intra_aic, NULL, uni_h263_intra_aic_rl_len);
         init_uni_h263_rl_tab(&ff_h263_rl_inter    , NULL, uni_h263_inter_rl_len);
 
         init_mv_penalty_and_fcode(s);
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index e15c348..629430b 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -651,13 +651,13 @@ try_again:
                     if ((cbpc & 16) == 0) {
                         /* 16x16 motion prediction */
 
-                        h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                        ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                         if(!s->mcsel){
-                            mx = h263_decode_motion(s, pred_x, s->f_code);
+                            mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                             if (mx >= 0xffff)
                                 return -1;
 
-                            my = h263_decode_motion(s, pred_y, s->f_code);
+                            my = ff_h263_decode_motion(s, pred_y, s->f_code);
                             if (my >= 0xffff)
                                 return -1;
                             s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
@@ -675,12 +675,12 @@ try_again:
                         int i;
                         s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
                         for(i=0;i<4;i++) {
-                            int16_t *mot_val= h263_pred_motion(s, i, 0, &pred_x, &pred_y);
-                            mx = h263_decode_motion(s, pred_x, s->f_code);
+                            int16_t *mot_val= ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                            mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                             if (mx >= 0xffff)
                                 return -1;
 
-                            my = h263_decode_motion(s, pred_y, s->f_code);
+                            my = ff_h263_decode_motion(s, pred_y, s->f_code);
                             if (my >= 0xffff)
                                 return -1;
                             mot_val[0] = mx;
@@ -1223,14 +1223,14 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 s->field_select[0][0]= get_bits1(&s->gb);
                 s->field_select[0][1]= get_bits1(&s->gb);
 
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
                 for(i=0; i<2; i++){
-                    mx = h263_decode_motion(s, pred_x, s->f_code);
+                    mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                     if (mx >= 0xffff)
                         return -1;
 
-                    my = h263_decode_motion(s, pred_y/2, s->f_code);
+                    my = ff_h263_decode_motion(s, pred_y/2, s->f_code);
                     if (my >= 0xffff)
                         return -1;
 
@@ -1241,13 +1241,13 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 s->current_picture.f.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0;
                 /* 16x16 motion prediction */
                 s->mv_type = MV_TYPE_16X16;
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
-                mx = h263_decode_motion(s, pred_x, s->f_code);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                mx = ff_h263_decode_motion(s, pred_x, s->f_code);
 
                 if (mx >= 0xffff)
                     return -1;
 
-                my = h263_decode_motion(s, pred_y, s->f_code);
+                my = ff_h263_decode_motion(s, pred_y, s->f_code);
 
                 if (my >= 0xffff)
                     return -1;
@@ -1258,12 +1258,12 @@ static int mpeg4_decode_mb(MpegEncContext *s,
             s->current_picture.f.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0;
             s->mv_type = MV_TYPE_8X8;
             for(i=0;i<4;i++) {
-                mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
-                mx = h263_decode_motion(s, pred_x, s->f_code);
+                mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                mx = ff_h263_decode_motion(s, pred_x, s->f_code);
                 if (mx >= 0xffff)
                     return -1;
 
-                my = h263_decode_motion(s, pred_y, s->f_code);
+                my = ff_h263_decode_motion(s, pred_y, s->f_code);
                 if (my >= 0xffff)
                     return -1;
                 s->mv[0][i][0] = mx;
@@ -1359,8 +1359,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 if(USES_LIST(mb_type, 0)){
                     s->mv_dir = MV_DIR_FORWARD;
 
-                    mx = h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
-                    my = h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
+                    mx = ff_h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
+                    my = ff_h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
                     s->last_mv[0][1][0]= s->last_mv[0][0][0]= s->mv[0][0][0] = mx;
                     s->last_mv[0][1][1]= s->last_mv[0][0][1]= s->mv[0][0][1] = my;
                 }
@@ -1368,8 +1368,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                 if(USES_LIST(mb_type, 1)){
                     s->mv_dir |= MV_DIR_BACKWARD;
 
-                    mx = h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
-                    my = h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
+                    mx = ff_h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
+                    my = ff_h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
                     s->last_mv[1][1][0]= s->last_mv[1][0][0]= s->mv[1][0][0] = mx;
                     s->last_mv[1][1][1]= s->last_mv[1][0][1]= s->mv[1][0][1] = my;
                 }
@@ -1380,8 +1380,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                     s->mv_dir = MV_DIR_FORWARD;
 
                     for(i=0; i<2; i++){
-                        mx = h263_decode_motion(s, s->last_mv[0][i][0]  , s->f_code);
-                        my = h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
+                        mx = ff_h263_decode_motion(s, s->last_mv[0][i][0]  , s->f_code);
+                        my = ff_h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
                         s->last_mv[0][i][0]=  s->mv[0][i][0] = mx;
                         s->last_mv[0][i][1]= (s->mv[0][i][1] = my)*2;
                     }
@@ -1391,8 +1391,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
                     s->mv_dir |= MV_DIR_BACKWARD;
 
                     for(i=0; i<2; i++){
-                        mx = h263_decode_motion(s, s->last_mv[1][i][0]  , s->b_code);
-                        my = h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
+                        mx = ff_h263_decode_motion(s, s->last_mv[1][i][0]  , s->b_code);
+                        my = ff_h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
                         s->last_mv[1][i][0]=  s->mv[1][i][0] = mx;
                         s->last_mv[1][i][1]= (s->mv[1][i][1] = my)*2;
                     }
@@ -1404,8 +1404,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
             if(IS_SKIP(mb_type))
                 mx=my=0;
             else{
-                mx = h263_decode_motion(s, 0, 1);
-                my = h263_decode_motion(s, 0, 1);
+                mx = ff_h263_decode_motion(s, 0, 1);
+                my = ff_h263_decode_motion(s, 0, 1);
             }
 
             s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c
index 41c153d..523cbfd 100644
--- a/libavcodec/mpeg4videoenc.c
+++ b/libavcodec/mpeg4videoenc.c
@@ -693,7 +693,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
                 }
 
                 /* motion vectors: 16x16 mode */
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
 
                 ff_h263_encode_motion_vector(s, motion_x - pred_x,
                                                 motion_y - pred_y, s->f_code);
@@ -717,7 +717,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
                 }
 
                 /* motion vectors: 16x8 interlaced mode */
-                h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+                ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
                 pred_y /=2;
 
                 put_bits(&s->pb, 1, s->field_select[0][0]);
@@ -745,7 +745,7 @@ void mpeg4_encode_mb(MpegEncContext * s,
 
                 for(i=0; i<4; i++){
                     /* motion vectors: 8x8 mode*/
-                    h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+                    ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
 
                     ff_h263_encode_motion_vector(s, s->current_picture.f.motion_val[0][ s->block_index[i] ][0] - pred_x,
                                                     s->current_picture.f.motion_val[0][ s->block_index[i] ][1] - pred_y, s->f_code);
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 08484a7..af72806 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -708,7 +708,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     case CODEC_ID_H263:
         if (!CONFIG_H263_ENCODER)
         return -1;
-        if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format),
+        if (ff_match_2uint16(ff_h263_format, FF_ARRAY_ELEMS(ff_h263_format),
                              s->width, s->height) == 8) {
             av_log(avctx, AV_LOG_INFO,
                    "The specified picture size of %dx%d is not valid for "
@@ -844,7 +844,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     if (CONFIG_H261_ENCODER && s->out_format == FMT_H261)
         ff_h261_encode_init(s);
     if (CONFIG_H263_ENCODER && s->out_format == FMT_H263)
-        h263_encode_init(s);
+        ff_h263_encode_init(s);
     if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
         ff_msmpeg4_encode_init(s);
     if ((CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
@@ -2078,7 +2078,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
     case CODEC_ID_RV10:
     case CODEC_ID_RV20:
         if (CONFIG_H263_ENCODER)
-            h263_encode_mb(s, s->block, motion_x, motion_y);
+            ff_h263_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MJPEG:
         if (CONFIG_MJPEG_ENCODER)
@@ -2508,7 +2508,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     case CODEC_ID_H263:
                     case CODEC_ID_H263P:
                         if (CONFIG_H263_ENCODER)
-                            h263_encode_gob_header(s, mb_y);
+                            ff_h263_encode_gob_header(s, mb_y);
                     break;
                     }
 
@@ -3258,7 +3258,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         else if (CONFIG_FLV_ENCODER && s->codec_id == CODEC_ID_FLV1)
             ff_flv_encode_picture_header(s, picture_number);
         else if (CONFIG_H263_ENCODER)
-            h263_encode_picture_header(s, picture_number);
+            ff_h263_encode_picture_header(s, picture_number);
         break;
     case FMT_MPEG1:
         if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
diff --git a/libavcodec/msmpeg4.c b/libavcodec/msmpeg4.c
index 11a1915..b4fcc00 100644
--- a/libavcodec/msmpeg4.c
+++ b/libavcodec/msmpeg4.c
@@ -507,7 +507,7 @@ static void msmpeg4v2_encode_motion(MpegEncContext * s, int val)
     if (val == 0) {
         /* zero vector */
         code = 0;
-        put_bits(&s->pb, mvtab[code][1], mvtab[code][0]);
+        put_bits(&s->pb, ff_mvtab[code][1], ff_mvtab[code][0]);
     } else {
         bit_size = s->f_code - 1;
         range = 1 << bit_size;
@@ -526,7 +526,7 @@ static void msmpeg4v2_encode_motion(MpegEncContext * s, int val)
         code = (val >> bit_size) + 1;
         bits = val & (range - 1);
 
-        put_bits(&s->pb, mvtab[code][1] + 1, (mvtab[code][0] << 1) | sign);
+        put_bits(&s->pb, ff_mvtab[code][1] + 1, (ff_mvtab[code][0] << 1) | sign);
         if (bit_size > 0) {
             put_bits(&s->pb, bit_size, bits);
         }
@@ -575,7 +575,7 @@ void msmpeg4_encode_mb(MpegEncContext * s,
 
             s->misc_bits += get_bits_diff(s);
 
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             msmpeg4v2_encode_motion(s, motion_x - pred_x);
             msmpeg4v2_encode_motion(s, motion_y - pred_y);
         }else{
@@ -586,7 +586,7 @@ void msmpeg4_encode_mb(MpegEncContext * s,
             s->misc_bits += get_bits_diff(s);
 
             /* motion vector */
-            h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+            ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
             ff_msmpeg4_encode_motion(s, motion_x - pred_x,
                                   motion_y - pred_y);
         }
@@ -1134,7 +1134,7 @@ static int msmpeg4v12_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
         cbp|= cbpy<<2;
         if(s->msmpeg4_version==1 || (cbp&3) != 3) cbp^= 0x3C;
 
-        h263_pred_motion(s, 0, 0, &mx, &my);
+        ff_h263_pred_motion(s, 0, 0, &mx, &my);
         mx= msmpeg4v2_decode_motion(s, mx, 1);
         my= msmpeg4v2_decode_motion(s, my, 1);
 
@@ -1220,7 +1220,7 @@ static int msmpeg4v34_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
             s->rl_table_index = decode012(&s->gb);
             s->rl_chroma_table_index = s->rl_table_index;
         }
-        h263_pred_motion(s, 0, 0, &mx, &my);
+        ff_h263_pred_motion(s, 0, 0, &mx, &my);
         if (ff_msmpeg4_decode_motion(s, &mx, &my) < 0)
             return -1;
         s->mv_dir = MV_DIR_FORWARD;
@@ -1316,8 +1316,8 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx)
                  &v2_mb_type[0][1], 2, 1,
                  &v2_mb_type[0][0], 2, 1, 128);
         INIT_VLC_STATIC(&v2_mv_vlc, V2_MV_VLC_BITS, 33,
-                 &mvtab[0][1], 2, 1,
-                 &mvtab[0][0], 2, 1, 538);
+                 &ff_mvtab[0][1], 2, 1,
+                 &ff_mvtab[0][0], 2, 1, 538);
 
         INIT_VLC_STATIC(&ff_mb_non_intra_vlc[0], MB_NON_INTRA_VLC_BITS, 128,
                      &wmv2_inter_table[0][0][1], 8, 4,
diff --git a/libavcodec/msmpeg4data.c b/libavcodec/msmpeg4data.c
index 6799a9c..e51c725 100644
--- a/libavcodec/msmpeg4data.c
+++ b/libavcodec/msmpeg4data.c
@@ -592,9 +592,9 @@ static const int8_t table4_run[168] = {
  29, 30, 31, 32, 33, 34, 35, 36,
 };
 
-extern const uint16_t inter_vlc[103][2];
-extern const int8_t inter_level[102];
-extern const int8_t inter_run[102];
+extern const uint16_t ff_inter_vlc[103][2];
+extern const int8_t ff_inter_level[102];
+extern const int8_t ff_inter_run[102];
 
 extern const uint16_t ff_mpeg4_intra_vlc[103][2];
 extern const int8_t ff_mpeg4_intra_level[102];
@@ -647,9 +647,9 @@ RLTable rl_table[NB_RL_TABLES] = {
     {
         102,
         58,
-        inter_vlc,
-        inter_run,
-        inter_level,
+        ff_inter_vlc,
+        ff_inter_run,
+        ff_inter_level,
     },
 };
 
diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c
index ff6c9c3..58604d1 100644
--- a/libavcodec/rv10.c
+++ b/libavcodec/rv10.c
@@ -471,7 +471,7 @@ static av_cold int rv10_decode_init(AVCodecContext *avctx)
     if (MPV_common_init(s) < 0)
         return -1;
 
-    h263_decode_init_vlc(s);
+    ff_h263_decode_init_vlc(s);
 
     /* init rv vlc */
     if (!done) {
diff --git a/libavcodec/rv34data.h b/libavcodec/rv34data.h
index 41c5b20..3064124 100644
--- a/libavcodec/rv34data.h
+++ b/libavcodec/rv34data.h
@@ -101,7 +101,7 @@ static const uint8_t rv34_quant_to_vlc_set[2][31] = {
 
 /**
  * table for obtaining the quantizer difference
- * @todo Use with modified_quant_tab from h263data.h.
+ * @todo Use with ff_modified_quant_tab from h263data.h.
  */
 static const uint8_t rv34_dquant_tab[2][32]={
 //  0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index cd60c3a..05b6f0f 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -199,7 +199,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
     s->m.me.map       = av_mallocz(ME_MAP_SIZE*sizeof(uint32_t));
     s->m.me.score_map = av_mallocz(ME_MAP_SIZE*sizeof(uint32_t));
     s->m.obmc_scratchpad= av_mallocz(MB_SIZE*MB_SIZE*12*sizeof(uint32_t));
-    h263_encode_init(&s->m); //mv_penalty
+    ff_h263_encode_init(&s->m); //mv_penalty
 
     s->max_ref_frames = FFMAX(FFMIN(avctx->refs, MAX_REF_FRAMES), 1);
 
diff --git a/libavcodec/svq1dec.c b/libavcodec/svq1dec.c
index 69dbd1b..1cbf1f5 100644
--- a/libavcodec/svq1dec.c
+++ b/libavcodec/svq1dec.c
@@ -43,7 +43,7 @@
 #undef NDEBUG
 #include <assert.h>
 
-extern const uint8_t mvtab[33][2];
+extern const uint8_t ff_mvtab[33][2];
 
 static VLC svq1_block_type;
 static VLC svq1_motion_component;
@@ -769,8 +769,8 @@ static av_cold int svq1_decode_init(AVCodecContext *avctx)
         &ff_svq1_block_type_vlc[0][0], 2, 1, 6);
 
     INIT_VLC_STATIC(&svq1_motion_component, 7, 33,
-        &mvtab[0][1], 2, 1,
-        &mvtab[0][0], 2, 1, 176);
+        &ff_mvtab[0][1], 2, 1,
+        &ff_mvtab[0][0], 2, 1, 176);
 
     for (i = 0; i < 6; i++) {
         static const uint8_t sizes[2][6] = {{14, 10, 14, 18, 16, 18}, {10, 10, 14, 14, 14, 16}};
diff --git a/libavcodec/svq1enc.c b/libavcodec/svq1enc.c
index 80bae3c..ef136b9 100644
--- a/libavcodec/svq1enc.c
+++ b/libavcodec/svq1enc.c
@@ -402,7 +402,7 @@ static int svq1_encode_plane(SVQ1Context *s, int plane, unsigned char *src_plane
                 int mx, my, pred_x, pred_y, dxy;
                 int16_t *motion_ptr;
 
-                motion_ptr= h263_pred_motion(&s->m, 0, 0, &pred_x, &pred_y);
+                motion_ptr= ff_h263_pred_motion(&s->m, 0, 0, &pred_x, &pred_y);
                 if(s->m.mb_type[x + y*s->m.mb_stride]&CANDIDATE_MB_TYPE_INTER){
                     for(i=0; i<6; i++)
                         init_put_bits(&s->reorder_pb[i], reorder_buffer[1][i], 7*32);
@@ -492,7 +492,7 @@ static av_cold int svq1_encode_init(AVCodecContext *avctx)
     s->m.me.score_map = av_mallocz(ME_MAP_SIZE*sizeof(uint32_t));
     s->mb_type        = av_mallocz((s->y_block_width+1)*s->y_block_height*sizeof(int16_t));
     s->dummy          = av_mallocz((s->y_block_width+1)*s->y_block_height*sizeof(int32_t));
-    h263_encode_init(&s->m); //mv_penalty
+    ff_h263_encode_init(&s->m); //mv_penalty
 
     return 0;
 }
diff --git a/libavcodec/wmv2enc.c b/libavcodec/wmv2enc.c
index 9879cb8..78acad1 100644
--- a/libavcodec/wmv2enc.c
+++ b/libavcodec/wmv2enc.c
@@ -171,7 +171,7 @@ void ff_wmv2_encode_mb(MpegEncContext * s,
                  wmv2_inter_table[w->cbp_table_index][cbp + 64][0]);
 
         /* motion vector */
-        h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+        ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
         ff_msmpeg4_encode_motion(s, motion_x - pred_x,
                               motion_y - pred_y);
     } else {



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