Cosmetics: rename loop counter vars to i,j

Originally committed as revision 14467 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/ra144.c

@@ -85,19 +85,19 @@ static void eval_coefs(int *coefs, const int *refl)
     int buffer[10];
     int *b1 = buffer;
     int *b2 = coefs;
-    int x, y;
+    int i, j;
 
-    for (x=0; x < 10; x++) {
-        b1[x] = refl[x] << 4;
+    for (i=0; i < 10; i++) {
+        b1[i] = refl[i] << 4;
 
-        for (y=0; y < x; y++)
-            b1[y] = ((refl[x] * b2[x-y-1]) >> 12) + b2[y];
+        for (j=0; j < i; j++)
+            b1[j] = ((refl[i] * b2[i-j-1]) >> 12) + b2[j];
 
         FFSWAP(int *, b1, b2);
     }
 
-    for (x=0; x < 10; x++)
-        coefs[x] >>= 4;
+    for (i=0; i < 10; i++)
+        coefs[i] >>= 4;
 }
 
 /**
@@ -151,12 +151,12 @@ static unsigned int rescale_rms(unsigned int rms, unsigned int energy)
 
 static unsigned int rms(const int *data)
 {
-    int x;
+    int i;
     unsigned int res = 0x10000;
     int b = 0;
 
-    for (x=0; x<10; x++) {
-        res = (((0x1000000 - data[x]*data[x]) >> 12) * res) >> 12;
+    for (i=0; i < 10; i++) {
+        res = (((0x1000000 - data[i]*data[i]) >> 12) * res) >> 12;
 
         if (res == 0)
             return 0;
@@ -220,7 +220,7 @@ static void int_to_int16(int16_t *out, const int *inp)
 {
     int i;
 
-    for (i=0; i<30; i++)
+    for (i=0; i < 30; i++)
         *(out++) = *(inp++);
 }
 
@@ -282,12 +282,12 @@ static int interp(RA144Context *ractx, int16_t *out, int block_num,
     int work[10];
     int a = block_num + 1;
     int b = NBLOCKS - a;
-    int x;
+    int i;
 
     // Interpolate block coefficients from the this frame forth block and
     // last frame forth block
-    for (x=0; x<30; x++)
-        out[x] = (a * ractx->lpc_coef[0][x] + b * ractx->lpc_coef[1][x])>> 2;
+    for (i=0; i<30; i++)
+        out[i] = (a * ractx->lpc_coef[0][i] + b * ractx->lpc_coef[1][i])>> 2;
 
     if (eval_refl(work, out, ractx)) {
         // The interpolated coefficients are unstable, copy either new or old
@@ -307,7 +307,7 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *vdata,
     unsigned int refl_rms[4];    // RMS of the reflection coefficients
     uint16_t block_coefs[4][30]; // LPC coefficients of each sub-block
     unsigned int lpc_refl[10];   // LPC reflection coefficients of the frame
-    int i, c;
+    int i, j;
     int16_t *data = vdata;
     unsigned int energy;
 
@@ -338,11 +338,11 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *vdata,
 
     int_to_int16(block_coefs[3], ractx->lpc_coef[0]);
 
-    for (c=0; c<4; c++) {
-        do_output_subblock(ractx, block_coefs[c], refl_rms[c], &gb);
+    for (i=0; i < 4; i++) {
+        do_output_subblock(ractx, block_coefs[i], refl_rms[i], &gb);
 
-        for (i=0; i<BLOCKSIZE; i++)
-            *data++ = av_clip_int16(ractx->curr_sblock[i + 10] << 2);
+        for (j=0; j < BLOCKSIZE; j++)
+            *data++ = av_clip_int16(ractx->curr_sblock[j + 10] << 2);
     }
 
     ractx->old_energy = energy;