x86: Add some more missing headers

libavcodec/x86/dsputil_init.c

@@ -22,6 +22,7 @@
 #include "libavutil/internal.h"
 #include "libavutil/x86/asm.h"
 #include "libavutil/x86/cpu.h"
+#include "libavcodec/avcodec.h"
 #include "libavcodec/dsputil.h"
 #include "libavcodec/simple_idct.h"
 #include "libavcodec/version.h"

libavcodec/x86/dsputil_x86.h

@@ -25,6 +25,7 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include "libavcodec/avcodec.h"
 #include "libavcodec/dsputil.h"
 #include "libavutil/x86/asm.h"
 #include "constants.h"

libavcodec/x86/hpeldsp_init.c

@@ -26,6 +26,7 @@
 #include "libavutil/cpu.h"
 #include "libavutil/x86/asm.h"
 #include "libavutil/x86/cpu.h"
+#include "libavcodec/avcodec.h"
 #include "libavcodec/hpeldsp.h"
 #include "dsputil_x86.h"
 

libavcodec/x86/simple_idct.c

@@ -22,6 +22,7 @@
 #include "libavcodec/simple_idct.h"
 #include "libavutil/internal.h"
 #include "libavutil/mem.h"
+#include "libavutil/x86/asm.h"
 #include "dsputil_x86.h"
 
 #if HAVE_INLINE_ASM