From 7351eb14151602fa924ab3d5e374b7d60f32aff9 Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Tue, 9 Aug 2011 11:19:55 +0200
Subject: Pretty-print RV3/4 decoder source

Signed-off-by: Diego Biurrun <diego@biurrun.de>
---
 libavcodec/rv40dsp.c | 106 +++++++++++++++++++++++++--------------------------
 1 file changed, 53 insertions(+), 53 deletions(-)

(limited to 'libavcodec/rv40dsp.c')

diff --git a/libavcodec/rv40dsp.c b/libavcodec/rv40dsp.c
index 2271f5471b..77f2002684 100644
--- a/libavcodec/rv40dsp.c
+++ b/libavcodec/rv40dsp.c
@@ -32,7 +32,7 @@ static av_unused void OPNAME ## rv40_qpel8_h_lowpass(uint8_t *dst, uint8_t *src,
                                                      const int h, const int C1, const int C2, const int SHIFT){\
     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\
     int i;\
-    for(i=0; i<h; i++)\
+    for(i = 0; i < h; i++)\
     {\
         OP(dst[0], (src[-2] + src[ 3] - 5*(src[-1]+src[2]) + src[0]*C1 + src[1]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
         OP(dst[1], (src[-1] + src[ 4] - 5*(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
@@ -42,8 +42,8 @@ static av_unused void OPNAME ## rv40_qpel8_h_lowpass(uint8_t *dst, uint8_t *src,
         OP(dst[5], (src[ 3] + src[ 8] - 5*(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
         OP(dst[6], (src[ 4] + src[ 9] - 5*(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
         OP(dst[7], (src[ 5] + src[10] - 5*(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
-        dst+=dstStride;\
-        src+=srcStride;\
+        dst += dstStride;\
+        src += srcStride;\
     }\
 }\
 \
@@ -51,21 +51,21 @@ static void OPNAME ## rv40_qpel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstSt
                                            const int w, const int C1, const int C2, const int SHIFT){\
     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\
     int i;\
-    for(i=0; i<w; i++)\
+    for(i = 0; i < w; i++)\
     {\
-        const int srcB = src[-2*srcStride];\
-        const int srcA = src[-1*srcStride];\
-        const int src0 = src[0 *srcStride];\
-        const int src1 = src[1 *srcStride];\
-        const int src2 = src[2 *srcStride];\
-        const int src3 = src[3 *srcStride];\
-        const int src4 = src[4 *srcStride];\
-        const int src5 = src[5 *srcStride];\
-        const int src6 = src[6 *srcStride];\
-        const int src7 = src[7 *srcStride];\
-        const int src8 = src[8 *srcStride];\
-        const int src9 = src[9 *srcStride];\
-        const int src10= src[10*srcStride];\
+        const int srcB  = src[-2*srcStride];\
+        const int srcA  = src[-1*srcStride];\
+        const int src0  = src[0 *srcStride];\
+        const int src1  = src[1 *srcStride];\
+        const int src2  = src[2 *srcStride];\
+        const int src3  = src[3 *srcStride];\
+        const int src4  = src[4 *srcStride];\
+        const int src5  = src[5 *srcStride];\
+        const int src6  = src[6 *srcStride];\
+        const int src7  = src[7 *srcStride];\
+        const int src8  = src[8 *srcStride];\
+        const int src9  = src[9 *srcStride];\
+        const int src10 = src[10*srcStride];\
         OP(dst[0*dstStride], (srcB + src3  - 5*(srcA+src2) + src0*C1 + src1*C2 + (1<<(SHIFT-1))) >> SHIFT);\
         OP(dst[1*dstStride], (srcA + src4  - 5*(src0+src3) + src1*C1 + src2*C2 + (1<<(SHIFT-1))) >> SHIFT);\
         OP(dst[2*dstStride], (src0 + src5  - 5*(src1+src4) + src2*C1 + src3*C2 + (1<<(SHIFT-1))) >> SHIFT);\
@@ -119,21 +119,21 @@ static void OPNAME ## rv40_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, i
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
 }\
@@ -144,21 +144,21 @@ static void OPNAME ## rv40_qpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, i
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
 }\
@@ -169,14 +169,14 @@ static void OPNAME ## rv40_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, i
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
 }\
 \
 static void OPNAME ## rv40_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, int stride){\
     uint8_t full[SIZE*(SIZE+5)];\
-    uint8_t * const full_mid= full + SIZE*2;\
+    uint8_t * const full_mid = full + SIZE*2;\
     put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
     OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
 }\
@@ -205,50 +205,50 @@ static const int rv40_bias[4][4] = {
 
 #define RV40_CHROMA_MC(OPNAME, OP)\
 static void OPNAME ## rv40_chroma_mc4_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
+    const int A = (8-x) * (8-y);\
+    const int B = (  x) * (8-y);\
+    const int C = (8-x) * (  y);\
+    const int D = (  x) * (  y);\
     int i;\
     int bias = rv40_bias[y>>1][x>>1];\
     \
     assert(x<8 && y<8 && x>=0 && y>=0);\
 \
     if(D){\
-        for(i=0; i<h; i++){\
+        for(i = 0; i < h; i++){\
             OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
             OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
             OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
             OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + bias));\
-            dst+= stride;\
-            src+= stride;\
+            dst += stride;\
+            src += stride;\
         }\
     }else{\
-        const int E= B+C;\
-        const int step= C ? stride : 1;\
-        for(i=0; i<h; i++){\
+        const int E = B + C;\
+        const int step = C ? stride : 1;\
+        for(i = 0; i < h; i++){\
             OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
             OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
             OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
             OP(dst[3], (A*src[3] + E*src[step+3] + bias));\
-            dst+= stride;\
-            src+= stride;\
+            dst += stride;\
+            src += stride;\
         }\
     }\
 }\
 \
 static void OPNAME ## rv40_chroma_mc8_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
+    const int A = (8-x) * (8-y);\
+    const int B = (  x) * (8-y);\
+    const int C = (8-x) * (  y);\
+    const int D = (  x) * (  y);\
     int i;\
     int bias = rv40_bias[y>>1][x>>1];\
     \
     assert(x<8 && y<8 && x>=0 && y>=0);\
 \
     if(D){\
-        for(i=0; i<h; i++){\
+        for(i = 0; i < h; i++){\
             OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
             OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
             OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
@@ -257,13 +257,13 @@ static void OPNAME ## rv40_chroma_mc8_c(uint8_t *dst/*align 8*/, uint8_t *src/*a
             OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + bias));\
             OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + bias));\
             OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + bias));\
-            dst+= stride;\
-            src+= stride;\
+            dst += stride;\
+            src += stride;\
         }\
     }else{\
-        const int E= B+C;\
-        const int step= C ? stride : 1;\
-        for(i=0; i<h; i++){\
+        const int E = B + C;\
+        const int step = C ? stride : 1;\
+        for(i = 0; i < h; i++){\
             OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
             OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
             OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
@@ -272,8 +272,8 @@ static void OPNAME ## rv40_chroma_mc8_c(uint8_t *dst/*align 8*/, uint8_t *src/*a
             OP(dst[5], (A*src[5] + E*src[step+5] + bias));\
             OP(dst[6], (A*src[6] + E*src[step+6] + bias));\
             OP(dst[7], (A*src[7] + E*src[step+7] + bias));\
-            dst+= stride;\
-            src+= stride;\
+            dst += stride;\
+            src += stride;\
         }\
     }\
 }
@@ -346,8 +346,8 @@ void ff_rv40dsp_init(DSPContext* c, AVCodecContext *avctx) {
     c->avg_rv40_qpel_pixels_tab[1][13] = avg_rv40_qpel8_mc13_c;
     c->avg_rv40_qpel_pixels_tab[1][14] = avg_rv40_qpel8_mc23_c;
 
-    c->put_rv40_chroma_pixels_tab[0]= put_rv40_chroma_mc8_c;
-    c->put_rv40_chroma_pixels_tab[1]= put_rv40_chroma_mc4_c;
-    c->avg_rv40_chroma_pixels_tab[0]= avg_rv40_chroma_mc8_c;
-    c->avg_rv40_chroma_pixels_tab[1]= avg_rv40_chroma_mc4_c;
+    c->put_rv40_chroma_pixels_tab[0] = put_rv40_chroma_mc8_c;
+    c->put_rv40_chroma_pixels_tab[1] = put_rv40_chroma_mc4_c;
+    c->avg_rv40_chroma_pixels_tab[0] = avg_rv40_chroma_mc8_c;
+    c->avg_rv40_chroma_pixels_tab[1] = avg_rv40_chroma_mc4_c;
 }
-- 
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