avcodec/x86/diracdsp_init: Make functions only used here static

This allowed to remove forward declarations. Because compilers expect
declarations for all functions they encounter even when it is within
blocks disabled via "if (0 && foo)", one has to use a real #if in
ff_diracdsp_init_x86.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

diff --git a/libavcodec/x86/diracdsp_init.c b/libavcodec/x86/diracdsp_init.c
index d570238d1656d58a485956c9008947248d8f9b82..cd663f2d23b4fdce9af998f7e8f48e165ba24da9 100644 (file)
--- a/libavcodec/x86/diracdsp_init.c
+++ b/libavcodec/x86/diracdsp_init.c
@@ -22,15 +22,6 @@
 #include "libavcodec/diracdsp.h"
 #include "fpel.h"
 
-DECL_DIRAC_PIXOP(put, mmx);
-DECL_DIRAC_PIXOP(avg, mmx);
-DECL_DIRAC_PIXOP(avg, mmxext);
-
-void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
-void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
-void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
-void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h);
-
 void ff_add_rect_clamped_mmx(uint8_t *, const uint16_t *, int, const int16_t *, int, int, int);
 void ff_add_rect_clamped_sse2(uint8_t *, const uint16_t *, int, const int16_t *, int, int, int);
 
@@ -72,19 +63,21 @@ void ff_dequant_subband_32_sse4(uint8_t *src, uint8_t *dst, ptrdiff_t stride, co
     }
 
 #define PIXFUNC(PFX, IDX, EXT)                                                   \
-    /*MMXDISABLEDc->PFX ## _dirac_pixels_tab[0][IDX] = ff_ ## PFX ## _dirac_pixels8_ ## EXT;*/  \
-    c->PFX ## _dirac_pixels_tab[1][IDX] = ff_ ## PFX ## _dirac_pixels16_ ## EXT; \
-    c->PFX ## _dirac_pixels_tab[2][IDX] = ff_ ## PFX ## _dirac_pixels32_ ## EXT
+    /*MMXDISABLEDc->PFX ## _dirac_pixels_tab[0][IDX] = PFX ## _dirac_pixels8_ ## EXT;*/  \
+    c->PFX ## _dirac_pixels_tab[1][IDX] = PFX ## _dirac_pixels16_ ## EXT; \
+    c->PFX ## _dirac_pixels_tab[2][IDX] = PFX ## _dirac_pixels32_ ## EXT
 
 #define DIRAC_PIXOP(OPNAME2, OPNAME, EXT)\
-void ff_ ## OPNAME2 ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
+static void OPNAME2 ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], \
+                                               int stride, int h) \
 {\
     if (h&3)\
         ff_ ## OPNAME2 ## _dirac_pixels16_c(dst, src, stride, h);\
     else\
         OPNAME ## _pixels16_ ## EXT(dst, src[0], stride, h);\
 }\
-void ff_ ## OPNAME2 ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
+static void OPNAME2 ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], \
+                                               int stride, int h) \
 {\
     if (h&3) {\
         ff_ ## OPNAME2 ## _dirac_pixels32_c(dst, src, stride, h);\
@@ -98,21 +91,24 @@ DIRAC_PIXOP(put, ff_put, mmx)
 DIRAC_PIXOP(avg, ff_avg, mmx)
 DIRAC_PIXOP(avg, ff_avg, mmxext)
 
-void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
+static void put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5],
+                                    int stride, int h)
 {
     if (h&3)
         ff_put_dirac_pixels16_c(dst, src, stride, h);
     else
         ff_put_pixels16_sse2(dst, src[0], stride, h);
 }
-void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
+static void avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5],
+                                    int stride, int h)
 {
     if (h&3)
         ff_avg_dirac_pixels16_c(dst, src, stride, h);
     else
         ff_avg_pixels16_sse2(dst, src[0], stride, h);
 }
-void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
+static void put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5],
+                                    int stride, int h)
 {
     if (h&3) {
         ff_put_dirac_pixels32_c(dst, src, stride, h);
@@ -121,7 +117,8 @@ void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride,
         ff_put_pixels16_sse2(dst+16, src[0]+16, stride, h);
     }
 }
-void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
+static void avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5],
+                                    int stride, int h)
 {
     if (h&3) {
         ff_avg_dirac_pixels32_c(dst, src, stride, h);
@@ -131,23 +128,16 @@ void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride,
     }
 }
 
-#else // HAVE_X86ASM
-
-#define HPEL_FILTER(MMSIZE, EXT)                                                     \
-    void dirac_hpel_filter_ ## EXT(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc,              \
-                                   const uint8_t *src, int stride, int width, int height);
-
-#define PIXFUNC(PFX, IDX, EXT) do {} while (0)
-
-#endif // HAVE_X86ASM
-
 #if !ARCH_X86_64
 HPEL_FILTER(8, mmx)
 #endif
 HPEL_FILTER(16, sse2)
 
+#endif // HAVE_X86ASM
+
 void ff_diracdsp_init_x86(DiracDSPContext* c)
 {
+#if HAVE_X86ASM
     int mm_flags = av_get_cpu_flags();
 
     if (EXTERNAL_MMX(mm_flags)) {
@@ -175,14 +165,15 @@ void ff_diracdsp_init_x86(DiracDSPContext* c)
         c->add_dirac_obmc[1] = ff_add_dirac_obmc16_sse2;
         c->add_dirac_obmc[2] = ff_add_dirac_obmc32_sse2;
 
-        c->put_dirac_pixels_tab[1][0] = ff_put_dirac_pixels16_sse2;
-        c->avg_dirac_pixels_tab[1][0] = ff_avg_dirac_pixels16_sse2;
-        c->put_dirac_pixels_tab[2][0] = ff_put_dirac_pixels32_sse2;
-        c->avg_dirac_pixels_tab[2][0] = ff_avg_dirac_pixels32_sse2;
+        c->put_dirac_pixels_tab[1][0] = put_dirac_pixels16_sse2;
+        c->avg_dirac_pixels_tab[1][0] = avg_dirac_pixels16_sse2;
+        c->put_dirac_pixels_tab[2][0] = put_dirac_pixels32_sse2;
+        c->avg_dirac_pixels_tab[2][0] = avg_dirac_pixels32_sse2;
     }
 
     if (EXTERNAL_SSE4(mm_flags)) {
         c->dequant_subband[1]         = ff_dequant_subband_32_sse4;
         c->put_signed_rect_clamped[1] = ff_put_signed_rect_clamped_10_sse4;
     }
+#endif
 }