motion_est: remove useless no_motion_search() function

[ffmpeg] / libavcodec / simple_idct.c

diff --git a/libavcodec/simple_idct.c b/libavcodec/simple_idct.c
index b62658bdb310d97a1fb6353586a93ed1e8dd174b..5812a877058822399263d8e417d5aa85ad8d8e73 100644 (file)
--- a/libavcodec/simple_idct.c
+++ b/libavcodec/simple_idct.c
@@ -53,7 +53,6 @@
 static inline void idct4col_put(uint8_t *dest, int line_size, const DCTELEM *col)
 {
     int c0, c1, c2, c3, a0, a1, a2, a3;
-    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
 
     a0 = col[8*0];
     a1 = col[8*2];
@@ -63,13 +62,13 @@ static inline void idct4col_put(uint8_t *dest, int line_size, const DCTELEM *col
     c2 = ((a0 - a2) << (CN_SHIFT - 1)) + (1 << (C_SHIFT - 1));
     c1 = a1 * C1 + a3 * C2;
     c3 = a1 * C2 - a3 * C1;
-    dest[0] = cm[(c0 + c1) >> C_SHIFT];
+    dest[0] = av_clip_uint8((c0 + c1) >> C_SHIFT);
     dest += line_size;
-    dest[0] = cm[(c2 + c3) >> C_SHIFT];
+    dest[0] = av_clip_uint8((c2 + c3) >> C_SHIFT);
     dest += line_size;
-    dest[0] = cm[(c2 - c3) >> C_SHIFT];
+    dest[0] = av_clip_uint8((c2 - c3) >> C_SHIFT);
     dest += line_size;
-    dest[0] = cm[(c0 - c1) >> C_SHIFT];
+    dest[0] = av_clip_uint8((c0 - c1) >> C_SHIFT);
 }
 
 #define BF(k) \
@@ -108,7 +107,7 @@ void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block)
 
     /* IDCT8 on each line */
     for(i=0; i<8; i++) {
-        idctRowCondDC_8(block + i*8);
+        idctRowCondDC_8(block + i*8, 0);
     }
 
     /* IDCT4 and store */
@@ -133,7 +132,6 @@ void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block)
 static inline void idct4col_add(uint8_t *dest, int line_size, const DCTELEM *col)
 {
     int c0, c1, c2, c3, a0, a1, a2, a3;
-    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
 
     a0 = col[8*0];
     a1 = col[8*1];
@@ -143,13 +141,13 @@ static inline void idct4col_add(uint8_t *dest, int line_size, const DCTELEM *col
     c2 = (a0 - a2)*C3 + (1 << (C_SHIFT - 1));
     c1 = a1 * C1 + a3 * C2;
     c3 = a1 * C2 - a3 * C1;
-    dest[0] = cm[dest[0] + ((c0 + c1) >> C_SHIFT)];
+    dest[0] = av_clip_uint8(dest[0] + ((c0 + c1) >> C_SHIFT));
     dest += line_size;
-    dest[0] = cm[dest[0] + ((c2 + c3) >> C_SHIFT)];
+    dest[0] = av_clip_uint8(dest[0] + ((c2 + c3) >> C_SHIFT));
     dest += line_size;
-    dest[0] = cm[dest[0] + ((c2 - c3) >> C_SHIFT)];
+    dest[0] = av_clip_uint8(dest[0] + ((c2 - c3) >> C_SHIFT));
     dest += line_size;
-    dest[0] = cm[dest[0] + ((c0 - c1) >> C_SHIFT)];
+    dest[0] = av_clip_uint8(dest[0] + ((c0 - c1) >> C_SHIFT));
 }
 
 #define RN_SHIFT 15
@@ -161,7 +159,6 @@ static inline void idct4col_add(uint8_t *dest, int line_size, const DCTELEM *col
 static inline void idct4row(DCTELEM *row)
 {
     int c0, c1, c2, c3, a0, a1, a2, a3;
-    //const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
 
     a0 = row[0];
     a1 = row[1];
@@ -183,7 +180,7 @@ void ff_simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block)
 
     /* IDCT8 on each line */
     for(i=0; i<4; i++) {
-        idctRowCondDC_8(block + i*8);
+        idctRowCondDC_8(block + i*8, 0);
     }
 
     /* IDCT4 and store */
@@ -221,3 +218,17 @@ void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block)
         idct4col_add(dest + i, line_size, block + i);
     }
 }
+
+void ff_prores_idct(DCTELEM *block, const int16_t *qmat)
+{
+    int i;
+
+    for (i = 0; i < 64; i++)
+        block[i] *= qmat[i];
+
+    for (i = 0; i < 8; i++)
+        idctRowCondDC_10(block + i*8, 2);
+
+    for (i = 0; i < 8; i++)
+        idctSparseCol_10(block + i);
+}