mpeg4: Add ff_ prefixes to nonstatic symbols

Signed-off-by: Martin Storsjö <martin@martin.st>

libavcodec/ituh263dec.c

@@ -238,7 +238,7 @@ int ff_h263_resync(MpegEncContext *s){
     if(show_bits(&s->gb, 16)==0){
         pos= get_bits_count(&s->gb);
         if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4)
-            ret= mpeg4_decode_video_packet_header(s);
+            ret= ff_mpeg4_decode_video_packet_header(s);
         else
             ret= h263_decode_gob_header(s);
         if(ret>=0)
@@ -255,7 +255,7 @@ int ff_h263_resync(MpegEncContext *s){
 
             pos= get_bits_count(&s->gb);
             if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4)
-                ret= mpeg4_decode_video_packet_header(s);
+                ret= ff_mpeg4_decode_video_packet_header(s);
             else
                 ret= h263_decode_gob_header(s);
             if(ret>=0)

libavcodec/mpeg4data.h

@@ -211,7 +211,7 @@ static const int8_t inter_rvlc_level[169]={
  1,  1,
 };
 
-RLTable rvlc_rl_inter = {
+RLTable ff_rvlc_rl_inter = {
     169,
     103,
     inter_rvlc,
@@ -315,7 +315,7 @@ static const int8_t intra_rvlc_level[169]={
  1,  1,
 };
 
-RLTable rvlc_rl_intra = {
+RLTable ff_rvlc_rl_intra = {
     169,
     103,
     intra_rvlc,
@@ -323,13 +323,13 @@ RLTable rvlc_rl_intra = {
     intra_rvlc_level,
 };
 
-const uint16_t sprite_trajectory_tab[15][2] = {
+const uint16_t ff_sprite_trajectory_tab[15][2] = {
  {0x00, 2}, {0x02, 3},  {0x03, 3},  {0x04, 3}, {0x05, 3}, {0x06, 3},
  {0x0E, 4}, {0x1E, 5},  {0x3E, 6},  {0x7E, 7}, {0xFE, 8},
  {0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
 };
 
-const uint8_t mb_type_b_tab[4][2] = {
+const uint8_t ff_mb_type_b_tab[4][2] = {
  {1, 1}, {1, 2}, {1, 3}, {1, 4},
 };
 
@@ -369,7 +369,7 @@ const uint16_t ff_mpeg4_resync_prefix[8]={
     0x7F00, 0x7E00, 0x7C00, 0x7800, 0x7000, 0x6000, 0x4000, 0x0000
 };
 
-const uint8_t mpeg4_dc_threshold[8]={
+const uint8_t ff_mpeg4_dc_threshold[8]={
     99, 13, 15, 17, 19, 21, 23, 0
 };
 

libavcodec/mpeg4video.h

@@ -66,11 +66,11 @@ extern const uint16_t ff_mpeg4_intra_vlc[103][2];
 extern RLTable ff_mpeg4_rl_intra;
 
 /* Note this is identical to the intra rvlc except that it is reordered. */
-extern RLTable rvlc_rl_inter;
-extern RLTable rvlc_rl_intra;
+extern RLTable ff_rvlc_rl_inter;
+extern RLTable ff_rvlc_rl_intra;
 
-extern const uint16_t sprite_trajectory_tab[15][2];
-extern const uint8_t mb_type_b_tab[4][2];
+extern const uint16_t ff_sprite_trajectory_tab[15][2];
+extern const uint8_t ff_mb_type_b_tab[4][2];
 
 /* these matrixes will be permuted for the idct */
 extern const int16_t ff_mpeg4_default_intra_matrix[64];
@@ -80,15 +80,15 @@ extern const uint8_t ff_mpeg4_y_dc_scale_table[32];
 extern const uint8_t ff_mpeg4_c_dc_scale_table[32];
 extern const uint16_t ff_mpeg4_resync_prefix[8];
 
-extern const uint8_t mpeg4_dc_threshold[8];
+extern const uint8_t ff_mpeg4_dc_threshold[8];
 
-void mpeg4_encode_mb(MpegEncContext *s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y);
-void mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
-                   int dir);
+void ff_mpeg4_encode_mb(MpegEncContext *s,
+                        DCTELEM block[6][64],
+                        int motion_x, int motion_y);
+void ff_mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
+                      int dir);
 void ff_set_mpeg4_time(MpegEncContext * s);
-void mpeg4_encode_picture_header(MpegEncContext *s, int picture_number);
+void ff_mpeg4_encode_picture_header(MpegEncContext *s, int picture_number);
 
 int ff_mpeg4_decode_picture_header(MpegEncContext * s, GetBitContext *gb);
 void ff_mpeg4_encode_video_packet_header(MpegEncContext *s);
@@ -99,7 +99,7 @@ void ff_mpeg4_merge_partitions(MpegEncContext *s);
 void ff_clean_mpeg4_qscales(MpegEncContext *s);
 int ff_mpeg4_decode_partitions(MpegEncContext *s);
 int ff_mpeg4_get_video_packet_prefix_length(MpegEncContext *s);
-int mpeg4_decode_video_packet_header(MpegEncContext *s);
+int ff_mpeg4_decode_video_packet_header(MpegEncContext *s);
 void ff_mpeg4_init_direct_mv(MpegEncContext *s);
 
 /**

libavcodec/mpeg4videodec.c

@@ -50,8 +50,8 @@ static const int mb_type_b_map[4]= {
  * @param n block index (0-3 are luma, 4-5 are chroma)
  * @param dir the ac prediction direction
  */
-void mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
-                   int dir)
+void ff_mpeg4_pred_ac(MpegEncContext * s, DCTELEM *block, int n,
+                      int dir)
 {
     int i;
     int16_t *ac_val, *ac_val1;
@@ -346,7 +346,7 @@ static void mpeg4_decode_sprite_trajectory(MpegEncContext * s, GetBitContext *gb
  * Decode the next video packet.
  * @return <0 if something went wrong
  */
-int mpeg4_decode_video_packet_header(MpegEncContext *s)
+int ff_mpeg4_decode_video_packet_header(MpegEncContext *s)
 {
     int mb_num_bits= av_log2(s->mb_num - 1) + 1;
     int header_extension=0, mb_num, len;
@@ -875,8 +875,8 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
           goto not_coded;
 
       if(rvlc){
-          rl = &rvlc_rl_intra;
-          rl_vlc = rvlc_rl_intra.rl_vlc[0];
+          rl = &ff_rvlc_rl_intra;
+          rl_vlc = ff_rvlc_rl_intra.rl_vlc[0];
       }else{
           rl = &ff_mpeg4_rl_intra;
           rl_vlc = ff_mpeg4_rl_intra.rl_vlc[0];
@@ -897,7 +897,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             s->block_last_index[n] = i;
             return 0;
         }
-        if(rvlc) rl = &rvlc_rl_inter;
+        if(rvlc) rl = &ff_rvlc_rl_inter;
         else     rl = &ff_h263_rl_inter;
 
         scan_table = s->intra_scantable.permutated;
@@ -906,7 +906,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             qmul=1;
             qadd=0;
             if(rvlc){
-                rl_vlc = rvlc_rl_inter.rl_vlc[0];
+                rl_vlc = ff_rvlc_rl_inter.rl_vlc[0];
             }else{
                 rl_vlc = ff_h263_rl_inter.rl_vlc[0];
             }
@@ -914,7 +914,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             qmul = s->qscale << 1;
             qadd = (s->qscale - 1) | 1;
             if(rvlc){
-                rl_vlc = rvlc_rl_inter.rl_vlc[s->qscale];
+                rl_vlc = ff_rvlc_rl_inter.rl_vlc[s->qscale];
             }else{
                 rl_vlc = ff_h263_rl_inter.rl_vlc[s->qscale];
             }
@@ -1051,7 +1051,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             i -= i>>31; //if(i == -1) i=0;
         }
 
-        mpeg4_pred_ac(s, block, n, dc_pred_dir);
+        ff_mpeg4_pred_ac(s, block, n, dc_pred_dir);
         if (s->ac_pred) {
             i = 63; /* XXX: not optimal */
         }
@@ -2004,7 +2004,7 @@ static int decode_vop_header(MpegEncContext *s, GetBitContext *gb){
          if(s->pict_type == AV_PICTURE_TYPE_B)
             skip_bits_long(gb, s->cplx_estimation_trash_b);
 
-         s->intra_dc_threshold= mpeg4_dc_threshold[ get_bits(gb, 3) ];
+         s->intra_dc_threshold= ff_mpeg4_dc_threshold[ get_bits(gb, 3) ];
          if(!s->progressive_sequence){
              s->top_field_first= get_bits1(gb);
              s->alternate_scan= get_bits1(gb);
@@ -2206,11 +2206,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
         done = 1;
 
         ff_init_rl(&ff_mpeg4_rl_intra, ff_mpeg4_static_rl_table_store[0]);
-        ff_init_rl(&rvlc_rl_inter, ff_mpeg4_static_rl_table_store[1]);
-        ff_init_rl(&rvlc_rl_intra, ff_mpeg4_static_rl_table_store[2]);
+        ff_init_rl(&ff_rvlc_rl_inter, ff_mpeg4_static_rl_table_store[1]);
+        ff_init_rl(&ff_rvlc_rl_intra, ff_mpeg4_static_rl_table_store[2]);
         INIT_VLC_RL(ff_mpeg4_rl_intra, 554);
-        INIT_VLC_RL(rvlc_rl_inter, 1072);
-        INIT_VLC_RL(rvlc_rl_intra, 1072);
+        INIT_VLC_RL(ff_rvlc_rl_inter, 1072);
+        INIT_VLC_RL(ff_rvlc_rl_intra, 1072);
         INIT_VLC_STATIC(&dc_lum, DC_VLC_BITS, 10 /* 13 */,
                  &ff_mpeg4_DCtab_lum[0][1], 2, 1,
                  &ff_mpeg4_DCtab_lum[0][0], 2, 1, 512);
@@ -2218,11 +2218,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
                  &ff_mpeg4_DCtab_chrom[0][1], 2, 1,
                  &ff_mpeg4_DCtab_chrom[0][0], 2, 1, 512);
         INIT_VLC_STATIC(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15,
-                 &sprite_trajectory_tab[0][1], 4, 2,
-                 &sprite_trajectory_tab[0][0], 4, 2, 128);
+                 &ff_sprite_trajectory_tab[0][1], 4, 2,
+                 &ff_sprite_trajectory_tab[0][0], 4, 2, 128);
         INIT_VLC_STATIC(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4,
-                 &mb_type_b_tab[0][1], 2, 1,
-                 &mb_type_b_tab[0][0], 2, 1, 16);
+                 &ff_mb_type_b_tab[0][1], 2, 1,
+                 &ff_mb_type_b_tab[0][0], 2, 1, 16);
     }
 
     s->h263_pred = 1;

libavcodec/mpeg4videoenc.c

@@ -468,9 +468,9 @@ static inline int get_b_cbp(MpegEncContext * s, DCTELEM block[6][64],
 //FIXME this is duplicated to h263.c
 static const int dquant_code[5]= {1,0,9,2,3};
 
-void mpeg4_encode_mb(MpegEncContext * s,
-                    DCTELEM block[6][64],
-                    int motion_x, int motion_y)
+void ff_mpeg4_encode_mb(MpegEncContext * s,
+                        DCTELEM block[6][64],
+                        int motion_x, int motion_y)
 {
     int cbpc, cbpy, pred_x, pred_y;
     PutBitContext * const pb2    = s->data_partitioning                         ? &s->pb2    : &s->pb;
@@ -1027,7 +1027,7 @@ static void mpeg4_encode_vol_header(MpegEncContext * s, int vo_number, int vol_n
 }
 
 /* write mpeg4 VOP header */
-void mpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_mpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     int time_incr;
     int time_div, time_mod;

libavcodec/mpegvideo_enc.c

@@ -1998,7 +1998,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
         break;
     case CODEC_ID_MPEG4:
         if (CONFIG_MPEG4_ENCODER)
-            mpeg4_encode_mb(s, s->block, motion_x, motion_y);
+            ff_mpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MSMPEG4V2:
     case CODEC_ID_MSMPEG4V3:
@@ -3192,7 +3192,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         else if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
             msmpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_MPEG4_ENCODER && s->h263_pred)
-            mpeg4_encode_picture_header(s, picture_number);
+            ff_mpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_RV10_ENCODER && s->codec_id == CODEC_ID_RV10)
             rv10_encode_picture_header(s, picture_number);
         else if (CONFIG_RV20_ENCODER && s->codec_id == CODEC_ID_RV20)

libavcodec/msmpeg4.c

@@ -1829,7 +1829,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
   }
  not_coded:
     if (s->mb_intra) {
-        mpeg4_pred_ac(s, block, n, dc_pred_dir);
+        ff_mpeg4_pred_ac(s, block, n, dc_pred_dir);
         if (s->ac_pred) {
             i = 63; /* XXX: not optimal */
         }