msmpeg4: Add ff_ prefix to nonstatic symbols

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

libavcodec/h263dec.c

@@ -407,7 +407,7 @@ retry:
     if (CONFIG_WMV2_DECODER && s->msmpeg4_version==5) {
         ret= ff_wmv2_decode_picture_header(s);
     } else if (CONFIG_MSMPEG4_DECODER && s->msmpeg4_version) {
-        ret = msmpeg4_decode_picture_header(s);
+        ret = ff_msmpeg4_decode_picture_header(s);
     } else if (CONFIG_MPEG4_DECODER && s->h263_pred) {
         if(s->avctx->extradata_size && s->picture_number==0){
             GetBitContext gb;
@@ -662,7 +662,7 @@ retry:
     }
 
     if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type==AV_PICTURE_TYPE_I)
-        if(!CONFIG_MSMPEG4_DECODER || msmpeg4_decode_ext_header(s, buf_size) < 0){
+        if(!CONFIG_MSMPEG4_DECODER || ff_msmpeg4_decode_ext_header(s, buf_size) < 0){
             s->error_status_table[s->mb_num-1]= ER_MB_ERROR;
         }
 

libavcodec/mpegvideo.h

@@ -819,13 +819,13 @@ void rv20_encode_picture_header(MpegEncContext *s, int picture_number);
 
 
 /* msmpeg4.c */
-void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
-void msmpeg4_encode_ext_header(MpegEncContext * s);
-void msmpeg4_encode_mb(MpegEncContext * s,
-                       DCTELEM block[6][64],
-                       int motion_x, int motion_y);
-int msmpeg4_decode_picture_header(MpegEncContext * s);
-int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
+void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number);
+void ff_msmpeg4_encode_ext_header(MpegEncContext * s);
+void ff_msmpeg4_encode_mb(MpegEncContext * s,
+                          DCTELEM block[6][64],
+                          int motion_x, int motion_y);
+int ff_msmpeg4_decode_picture_header(MpegEncContext * s);
+int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
 int ff_msmpeg4_decode_init(AVCodecContext *avctx);
 void ff_msmpeg4_encode_init(MpegEncContext *s);
 int ff_wmv2_decode_picture_header(MpegEncContext * s);

libavcodec/mpegvideo_enc.c

@@ -2004,7 +2004,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s,
     case CODEC_ID_MSMPEG4V3:
     case CODEC_ID_WMV1:
         if (CONFIG_MSMPEG4_ENCODER)
-            msmpeg4_encode_mb(s, s->block, motion_x, motion_y);
+            ff_msmpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_WMV2:
         if (CONFIG_WMV2_ENCODER)
@@ -2899,7 +2899,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
 
     //not beautiful here but we must write it before flushing so it has to be here
     if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == AV_PICTURE_TYPE_I)
-        msmpeg4_encode_ext_header(s);
+        ff_msmpeg4_encode_ext_header(s);
 
     write_slice_end(s);
 
@@ -3190,7 +3190,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         if (CONFIG_WMV2_ENCODER && s->codec_id == CODEC_ID_WMV2)
             ff_wmv2_encode_picture_header(s, picture_number);
         else if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
-            msmpeg4_encode_picture_header(s, picture_number);
+            ff_msmpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_MPEG4_ENCODER && s->h263_pred)
             ff_mpeg4_encode_picture_header(s, picture_number);
         else if (CONFIG_RV10_ENCODER && s->codec_id == CODEC_ID_RV10)

libavcodec/msmpeg4.c

@@ -347,7 +347,7 @@ static void find_best_tables(MpegEncContext * s)
 }
 
 /* write MSMPEG4 compatible frame header */
-void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
+void ff_msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
 {
     find_best_tables(s);
 
@@ -373,7 +373,7 @@ void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
         put_bits(&s->pb, 5, 0x16 + s->mb_height/s->slice_height);
 
         if(s->msmpeg4_version==4){
-            msmpeg4_encode_ext_header(s);
+            ff_msmpeg4_encode_ext_header(s);
             if(s->bit_rate>MBAC_BITRATE)
                 put_bits(&s->pb, 1, s->per_mb_rl_table);
         }
@@ -406,7 +406,7 @@ void msmpeg4_encode_picture_header(MpegEncContext * s, int picture_number)
     s->esc3_run_length= 0;
 }
 
-void msmpeg4_encode_ext_header(MpegEncContext * s)
+void ff_msmpeg4_encode_ext_header(MpegEncContext * s)
 {
         put_bits(&s->pb, 5, s->avctx->time_base.den / s->avctx->time_base.num); //yes 29.97 -> 29
 
@@ -533,9 +533,9 @@ static void msmpeg4v2_encode_motion(MpegEncContext * s, int val)
     }
 }
 
-void msmpeg4_encode_mb(MpegEncContext * s,
-                       DCTELEM block[6][64],
-                       int motion_x, int motion_y)
+void ff_msmpeg4_encode_mb(MpegEncContext * s,
+                          DCTELEM block[6][64],
+                          int motion_x, int motion_y)
 {
     int cbp, coded_cbp, i;
     int pred_x, pred_y;
@@ -1363,7 +1363,7 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx)
     return 0;
 }
 
-int msmpeg4_decode_picture_header(MpegEncContext * s)
+int ff_msmpeg4_decode_picture_header(MpegEncContext * s)
 {
     int code;
 
@@ -1430,7 +1430,7 @@ int msmpeg4_decode_picture_header(MpegEncContext * s)
             s->dc_table_index = get_bits1(&s->gb);
             break;
         case 4:
-            msmpeg4_decode_ext_header(s, (2+5+5+17+7)/8);
+            ff_msmpeg4_decode_ext_header(s, (2+5+5+17+7)/8);
 
             if(s->bit_rate > MBAC_BITRATE) s->per_mb_rl_table= get_bits1(&s->gb);
             else                           s->per_mb_rl_table= 0;
@@ -1517,7 +1517,7 @@ int msmpeg4_decode_picture_header(MpegEncContext * s)
     return 0;
 }
 
-int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size)
+int ff_msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size)
 {
     int left= buf_size*8 - get_bits_count(&s->gb);
     int length= s->msmpeg4_version>=3 ? 17 : 16;