Merge commit '67685620'

* commit '67685620':
  DNxHD: make get_pixel_8x4_sym accept ptrdiff_t as stride

Conflicts:
	libavcodec/dnxhdenc.h
	libavcodec/x86/dnxhdenc_init.c

See: cb11b9e8Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/dnxhdenc.h

@@ -89,7 +89,8 @@ typedef struct DNXHDEncContext {
     RCCMPEntry *mb_cmp;
     RCEntry   (*mb_rc)[8160];
 
-    void (*get_pixels_8x4_sym)(int16_t * /*align 16*/, const uint8_t *, ptrdiff_t);
+    void (*get_pixels_8x4_sym)(int16_t * /* align 16 */,
+                               const uint8_t *, ptrdiff_t);
 } DNXHDEncContext;
 
 void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx);