Use the newly available x264 parameters in ffmpeg in the x264 preset files.

Patch by Lou Logan.

Originally committed as revision 22695 to svn://svn.ffmpeg.org/ffmpeg/trunk

ffpresets/libx264-fast.ffpreset

@@ -20,3 +20,4 @@ directpred=1
 trellis=1
 flags2=+bpyramid+mixed_refs+wpred+dct8x8+fastpskip
 wpredp=2
+rc_lookahead=30

ffpresets/libx264-fast_firstpass.ffpreset

@@ -20,3 +20,4 @@ directpred=1
 trellis=0
 flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip
 wpredp=2
+rc_lookahead=30

ffpresets/libx264-placebo.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=2
 flags2=+bpyramid+mixed_refs+wpred+dct8x8-fastpskip
 wpredp=2
+rc_lookahead=60

ffpresets/libx264-placebo_firstpass.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=2
 flags2=+bpyramid+mixed_refs+wpred+dct8x8-fastpskip
 wpredp=2
+rc_lookahead=60

ffpresets/libx264-slow.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=1
 flags2=+bpyramid+mixed_refs+wpred+dct8x8+fastpskip
 wpredp=2
+rc_lookahead=50

ffpresets/libx264-slow_firstpass.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=0
 flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip
 wpredp=2
+rc_lookahead=50

ffpresets/libx264-slower.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=2
 flags2=+bpyramid+mixed_refs+wpred+dct8x8+fastpskip
 wpredp=2
+rc_lookahead=60

ffpresets/libx264-slower_firstpass.ffpreset

@@ -20,3 +20,4 @@ directpred=3
 trellis=0
 flags2=+bpyramid-mixed_refs+wpred-dct8x8+fastpskip
 wpredp=2
+rc_lookahead=60

ffpresets/libx264-ultrafast.ffpreset

@@ -20,3 +20,4 @@ directpred=1
 trellis=0
 flags2=-bpyramid-mixed_refs-wpred-dct8x8+fastpskip-mbtree
 wpredp=0
+aq_mode=0

ffpresets/libx264-ultrafast_firstpass.ffpreset

@@ -20,3 +20,4 @@ directpred=1
 trellis=0
 flags2=-bpyramid-mixed_refs-wpred-dct8x8+fastpskip-mbtree
 wpredp=0
+aq_mode=0