18% faster put_h264_qpel16_mc[13]2_mmx2

[ffmpeg] / libavcodec / jfdctfst.c

diff --git a/libavcodec/jfdctfst.c b/libavcodec/jfdctfst.c
index a393c5ca81603e931916d717ec906cddea89e3d9..804fd5766ed3c3b24403f6b687051445569b1350 100644 (file)
--- a/libavcodec/jfdctfst.c
+++ b/libavcodec/jfdctfst.c
@@ -34,7 +34,7 @@
  * @file jfdctfst.c
  * Independent JPEG Group's fast AAN dct.
  */
- 
+
 #include <stdlib.h>
 #include <stdio.h>
 #include "common.h"
@@ -83,10 +83,10 @@
  */
 
 #if CONST_BITS == 8
-#define FIX_0_382683433  ((int32_t)   98)              /* FIX(0.382683433) */
-#define FIX_0_541196100  ((int32_t)  139)              /* FIX(0.541196100) */
-#define FIX_0_707106781  ((int32_t)  181)              /* FIX(0.707106781) */
-#define FIX_1_306562965  ((int32_t)  334)              /* FIX(1.306562965) */
+#define FIX_0_382683433  ((int32_t)   98)       /* FIX(0.382683433) */
+#define FIX_0_541196100  ((int32_t)  139)       /* FIX(0.541196100) */
+#define FIX_0_707106781  ((int32_t)  181)       /* FIX(0.707106781) */
+#define FIX_1_306562965  ((int32_t)  334)       /* FIX(1.306562965) */
 #else
 #define FIX_0_382683433  FIX(0.382683433)
 #define FIX_0_541196100  FIX(0.541196100)
@@ -132,42 +132,42 @@ static always_inline void row_fdct(DCTELEM * data){
     tmp5 = dataptr[2] - dataptr[5];
     tmp3 = dataptr[3] + dataptr[4];
     tmp4 = dataptr[3] - dataptr[4];
-    
+
     /* Even part */
-    
-    tmp10 = tmp0 + tmp3;       /* phase 2 */
+
+    tmp10 = tmp0 + tmp3;        /* phase 2 */
     tmp13 = tmp0 - tmp3;
     tmp11 = tmp1 + tmp2;
     tmp12 = tmp1 - tmp2;
-    
+
     dataptr[0] = tmp10 + tmp11; /* phase 3 */
     dataptr[4] = tmp10 - tmp11;
-    
+
     z1 = MULTIPLY(tmp12 + tmp13, FIX_0_707106781); /* c4 */
-    dataptr[2] = tmp13 + z1;   /* phase 5 */
+    dataptr[2] = tmp13 + z1;    /* phase 5 */
     dataptr[6] = tmp13 - z1;
-    
+
     /* Odd part */
 
-    tmp10 = tmp4 + tmp5;       /* phase 2 */
+    tmp10 = tmp4 + tmp5;        /* phase 2 */
     tmp11 = tmp5 + tmp6;
     tmp12 = tmp6 + tmp7;
 
     /* The rotator is modified from fig 4-8 to avoid extra negations. */
     z5 = MULTIPLY(tmp10 - tmp12, FIX_0_382683433); /* c6 */
-    z2 = MULTIPLY(tmp10, FIX_0_541196100) + z5; /* c2-c6 */
-    z4 = MULTIPLY(tmp12, FIX_1_306562965) + z5; /* c2+c6 */
-    z3 = MULTIPLY(tmp11, FIX_0_707106781); /* c4 */
+    z2 = MULTIPLY(tmp10, FIX_0_541196100) + z5;    /* c2-c6 */
+    z4 = MULTIPLY(tmp12, FIX_1_306562965) + z5;    /* c2+c6 */
+    z3 = MULTIPLY(tmp11, FIX_0_707106781);         /* c4 */
 
-    z11 = tmp7 + z3;           /* phase 5 */
+    z11 = tmp7 + z3;            /* phase 5 */
     z13 = tmp7 - z3;
 
-    dataptr[5] = z13 + z2;     /* phase 6 */
+    dataptr[5] = z13 + z2;      /* phase 6 */
     dataptr[3] = z13 - z2;
     dataptr[1] = z11 + z4;
     dataptr[7] = z11 - z4;
 
-    dataptr += DCTSIZE;                /* advance pointer to next row */
+    dataptr += DCTSIZE;         /* advance pointer to next row */
   }
 }
 
@@ -186,7 +186,7 @@ fdct_ifast (DCTELEM * data)
   SHIFT_TEMPS
 
   row_fdct(data);
-  
+
   /* Pass 2: process columns. */
 
   dataptr = data;
@@ -199,24 +199,24 @@ fdct_ifast (DCTELEM * data)
     tmp5 = dataptr[DCTSIZE*2] - dataptr[DCTSIZE*5];
     tmp3 = dataptr[DCTSIZE*3] + dataptr[DCTSIZE*4];
     tmp4 = dataptr[DCTSIZE*3] - dataptr[DCTSIZE*4];
-    
+
     /* Even part */
-    
-    tmp10 = tmp0 + tmp3;       /* phase 2 */
+
+    tmp10 = tmp0 + tmp3;        /* phase 2 */
     tmp13 = tmp0 - tmp3;
     tmp11 = tmp1 + tmp2;
     tmp12 = tmp1 - tmp2;
-    
+
     dataptr[DCTSIZE*0] = tmp10 + tmp11; /* phase 3 */
     dataptr[DCTSIZE*4] = tmp10 - tmp11;
-    
+
     z1 = MULTIPLY(tmp12 + tmp13, FIX_0_707106781); /* c4 */
     dataptr[DCTSIZE*2] = tmp13 + z1; /* phase 5 */
     dataptr[DCTSIZE*6] = tmp13 - z1;
-    
+
     /* Odd part */
 
-    tmp10 = tmp4 + tmp5;       /* phase 2 */
+    tmp10 = tmp4 + tmp5;        /* phase 2 */
     tmp11 = tmp5 + tmp6;
     tmp12 = tmp6 + tmp7;
 
@@ -226,7 +226,7 @@ fdct_ifast (DCTELEM * data)
     z4 = MULTIPLY(tmp12, FIX_1_306562965) + z5; /* c2+c6 */
     z3 = MULTIPLY(tmp11, FIX_0_707106781); /* c4 */
 
-    z11 = tmp7 + z3;           /* phase 5 */
+    z11 = tmp7 + z3;            /* phase 5 */
     z13 = tmp7 - z3;
 
     dataptr[DCTSIZE*5] = z13 + z2; /* phase 6 */
@@ -234,7 +234,7 @@ fdct_ifast (DCTELEM * data)
     dataptr[DCTSIZE*1] = z11 + z4;
     dataptr[DCTSIZE*7] = z11 - z4;
 
-    dataptr++;                 /* advance pointer to next column */
+    dataptr++;                  /* advance pointer to next column */
   }
 }
 
@@ -253,7 +253,7 @@ fdct_ifast248 (DCTELEM * data)
   SHIFT_TEMPS
 
   row_fdct(data);
-   
+
   /* Pass 2: process columns. */
 
   dataptr = data;
@@ -268,15 +268,15 @@ fdct_ifast248 (DCTELEM * data)
     tmp7 = dataptr[DCTSIZE*6] - dataptr[DCTSIZE*7];
 
     /* Even part */
-    
+
     tmp10 = tmp0 + tmp3;
     tmp11 = tmp1 + tmp2;
     tmp12 = tmp1 - tmp2;
     tmp13 = tmp0 - tmp3;
-    
+
     dataptr[DCTSIZE*0] = tmp10 + tmp11;
     dataptr[DCTSIZE*4] = tmp10 - tmp11;
-    
+
     z1 = MULTIPLY(tmp12 + tmp13, FIX_0_707106781);
     dataptr[DCTSIZE*2] = tmp13 + z1;
     dataptr[DCTSIZE*6] = tmp13 - z1;
@@ -285,15 +285,15 @@ fdct_ifast248 (DCTELEM * data)
     tmp11 = tmp5 + tmp6;
     tmp12 = tmp5 - tmp6;
     tmp13 = tmp4 - tmp7;
-    
+
     dataptr[DCTSIZE*1] = tmp10 + tmp11;
     dataptr[DCTSIZE*5] = tmp10 - tmp11;
-    
+
     z1 = MULTIPLY(tmp12 + tmp13, FIX_0_707106781);
     dataptr[DCTSIZE*3] = tmp13 + z1;
     dataptr[DCTSIZE*7] = tmp13 - z1;
-    
-    dataptr++;                 /* advance pointer to next column */
+
+    dataptr++;                        /* advance pointer to next column */
   }
 }