Revert "Merge commit '0a39c9ac'"

The assumption this is based on is wrong, the code is not always run with bitexact flags

This reverts commit a956164e, reversing
changes made to f6005907.
Approved-by: James Almer <jamrial@gmail.com>

libavcodec/x86/hpeldsp.h

@@ -52,6 +52,6 @@ void ff_put_pixels16_xy2_sse2(uint8_t *block, const uint8_t *pixels,
 void ff_put_pixels16_xy2_ssse3(uint8_t *block, const uint8_t *pixels,
                                ptrdiff_t line_size, int h);
 
-void ff_hpeldsp_vp3_init_x86(HpelDSPContext *c, int cpu_flags);
+void ff_hpeldsp_vp3_init_x86(HpelDSPContext *c, int cpu_flags, int flags);
 
 #endif /* AVCODEC_X86_HPELDSP_H */

libavcodec/x86/hpeldsp_init.c

@@ -309,5 +309,5 @@ av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)
         hpeldsp_init_ssse3(c, flags);
 
     if (CONFIG_VP3_DECODER)
-        ff_hpeldsp_vp3_init_x86(c, cpu_flags);
+        ff_hpeldsp_vp3_init_x86(c, cpu_flags, flags);
 }

libavcodec/x86/hpeldsp_vp3_init.c

@@ -38,15 +38,19 @@ void ff_put_no_rnd_pixels8_y2_exact_3dnow(uint8_t *block,
                                           const uint8_t *pixels,
                                           ptrdiff_t line_size, int h);
 
-av_cold void ff_hpeldsp_vp3_init_x86(HpelDSPContext *c, int cpu_flags)
+av_cold void ff_hpeldsp_vp3_init_x86(HpelDSPContext *c, int cpu_flags, int flags)
 {
     if (EXTERNAL_AMD3DNOW(cpu_flags)) {
+        if (flags & AV_CODEC_FLAG_BITEXACT) {
             c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_3dnow;
             c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_3dnow;
         }
+    }
 
     if (EXTERNAL_MMXEXT(cpu_flags)) {
+        if (flags & AV_CODEC_FLAG_BITEXACT) {
             c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_mmxext;
             c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
         }
+    }
 }