diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index 5ea9122d2e..0be1c7bd5c 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -2133,12 +2133,12 @@ int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange
     c->yuv2rgb_u2g_coeff= (int16_t)roundToInt16(cgu<<13);
     c->yuv2rgb_u2b_coeff= (int16_t)roundToInt16(cbu<<13);
 
-    yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
+    sws_yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
     //FIXME factorize
 
 #ifdef COMPILE_ALTIVEC
     if (c->flags & SWS_CPU_CAPS_ALTIVEC)
-        yuv2rgb_altivec_init_tables (c, inv_table, brightness, contrast, saturation);
+        sws_yuv2rgb_altivec_init_tables (c, inv_table, brightness, contrast, saturation);
 #endif
     return 0;
 }
@@ -2336,7 +2336,7 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int d
         if ((srcFormat==PIX_FMT_YUV420P || srcFormat==PIX_FMT_YUV422P) && (isBGR(dstFormat) || isRGB(dstFormat))
             && !(flags & SWS_ACCURATE_RND) && !(dstH&1))
         {
-            c->swScale= yuv2rgb_get_func_ptr(c);
+            c->swScale= sws_yuv2rgb_get_func_ptr(c);
         }
 #endif
 
diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
index 38db01023a..ebd1fb5117 100644
--- a/libswscale/swscale_internal.h
+++ b/libswscale/swscale_internal.h
@@ -212,11 +212,11 @@ typedef struct SwsContext{
 } SwsContext;
 //FIXME check init (where 0)
 
-SwsFunc yuv2rgb_get_func_ptr (SwsContext *c);
-int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation);
+SwsFunc sws_yuv2rgb_get_func_ptr (SwsContext *c);
+int sws_yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation);
 
-void yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation);
-SwsFunc yuv2rgb_init_altivec (SwsContext *c);
+void sws_yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation);
+SwsFunc sws_yuv2rgb_init_altivec (SwsContext *c);
 void altivec_yuv2packedX (SwsContext *c,
                           int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
                           int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,
diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index 507f0b55bb..fe90a04f22 100644
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -481,7 +481,7 @@ PROLOG(yuv2rgb_c_1_ordered_dither, uint8_t)
     dst_2[0]= out_2;
 EPILOG(1)
 
-SwsFunc yuv2rgb_get_func_ptr (SwsContext *c)
+SwsFunc sws_yuv2rgb_get_func_ptr (SwsContext *c)
 {
 #if HAVE_MMX2 || HAVE_MMX
     if (c->flags & SWS_CPU_CAPS_MMX2){
@@ -503,20 +503,20 @@ SwsFunc yuv2rgb_get_func_ptr (SwsContext *c)
 #endif
 #if HAVE_VIS
     {
-        SwsFunc t= yuv2rgb_init_vis(c);
+        SwsFunc t= sws_yuv2rgb_init_vis(c);
         if (t) return t;
     }
 #endif
 #if CONFIG_MLIB
     {
-        SwsFunc t= yuv2rgb_init_mlib(c);
+        SwsFunc t= sws_yuv2rgb_init_mlib(c);
         if (t) return t;
     }
 #endif
 #if HAVE_ALTIVEC
     if (c->flags & SWS_CPU_CAPS_ALTIVEC)
     {
-        SwsFunc t = yuv2rgb_init_altivec(c);
+        SwsFunc t = sws_yuv2rgb_init_altivec(c);
         if (t) return t;
     }
 #endif
@@ -563,7 +563,7 @@ static int div_round (int dividend, int divisor)
         return -((-dividend + (divisor>>1)) / divisor);
 }
 
-int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation)
+int sws_yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation)
 {
     const int isRgb =      c->dstFormat==PIX_FMT_RGB32
                         || c->dstFormat==PIX_FMT_RGB32_1
diff --git a/libswscale/yuv2rgb_altivec.c b/libswscale/yuv2rgb_altivec.c
index baffbc80a6..a4cdcf898f 100644
--- a/libswscale/yuv2rgb_altivec.c
+++ b/libswscale/yuv2rgb_altivec.c
@@ -690,7 +690,7 @@ static int altivec_uyvy_rgb32 (SwsContext *c,
 
    So we just fall back to the C codes for this.
 */
-SwsFunc yuv2rgb_init_altivec (SwsContext *c)
+SwsFunc sws_yuv2rgb_init_altivec (SwsContext *c)
 {
     if (!(c->flags & SWS_CPU_CAPS_ALTIVEC))
         return NULL;
@@ -750,7 +750,7 @@ SwsFunc yuv2rgb_init_altivec (SwsContext *c)
     return NULL;
 }
 
-void yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation)
+void sws_yuv2rgb_altivec_init_tables (SwsContext *c, const int inv_table[4],int brightness,int contrast, int saturation)
 {
     union {
         signed short tmp[8] __attribute__ ((aligned(16)));
diff --git a/libswscale/yuv2rgb_mlib.c b/libswscale/yuv2rgb_mlib.c
index ff2e50a2b0..68247914e7 100644
--- a/libswscale/yuv2rgb_mlib.c
+++ b/libswscale/yuv2rgb_mlib.c
@@ -73,7 +73,7 @@ static int mlib_YUV2RGB420_24(SwsContext *c, uint8_t* src[], int srcStride[], in
 }
 
 
-SwsFunc yuv2rgb_init_mlib(SwsContext *c)
+SwsFunc sws_yuv2rgb_init_mlib(SwsContext *c)
 {
     switch(c->dstFormat){
     case PIX_FMT_RGB24: return mlib_YUV2RGB420_24;
diff --git a/libswscale/yuv2rgb_vis.c b/libswscale/yuv2rgb_vis.c
index 42a0094f68..5c9698510d 100644
--- a/libswscale/yuv2rgb_vis.c
+++ b/libswscale/yuv2rgb_vis.c
@@ -182,7 +182,7 @@ static int vis_422P_ARGB32(SwsContext *c, uint8_t* src[], int srcStride[], int s
   return srcSliceH;
 }
 
-SwsFunc yuv2rgb_init_vis(SwsContext *c) {
+SwsFunc sws_yuv2rgb_init_vis(SwsContext *c) {
     c->sparc_coeffs[5]=c->yCoeff;
     c->sparc_coeffs[6]=c->vgCoeff;
     c->sparc_coeffs[7]=c->vrCoeff;