dct: fix indentation

Signed-off-by: Mans Rullgard <mans@mansr.com>

libavcodec/dct.c

@@ -188,26 +188,26 @@ av_cold int ff_dct_init(DCTContext *s, int nbits, enum DCTTransformType inverse)
     if (inverse == DCT_II && nbits == 5) {
         s->dct_calc = dct32_func;
     } else {
-    ff_init_ff_cos_tabs(nbits+2);
+        ff_init_ff_cos_tabs(nbits+2);
 
-    s->costab = ff_cos_tabs[nbits+2];
+        s->costab = ff_cos_tabs[nbits+2];
 
-    s->csc2 = av_malloc(n/2 * sizeof(FFTSample));
+        s->csc2 = av_malloc(n/2 * sizeof(FFTSample));
 
-    if (ff_rdft_init(&s->rdft, nbits, inverse == DCT_III) < 0) {
-        av_free(s->csc2);
-        return -1;
-    }
+        if (ff_rdft_init(&s->rdft, nbits, inverse == DCT_III) < 0) {
+            av_free(s->csc2);
+            return -1;
+        }
 
-    for (i = 0; i < n/2; i++)
-        s->csc2[i] = 0.5 / sin((M_PI / (2*n) * (2*i + 1)));
+        for (i = 0; i < n/2; i++)
+            s->csc2[i] = 0.5 / sin((M_PI / (2*n) * (2*i + 1)));
 
-    switch(inverse) {
-    case DCT_I  : s->dct_calc = ff_dct_calc_I_c; break;
-    case DCT_II : s->dct_calc = ff_dct_calc_II_c ; break;
-    case DCT_III: s->dct_calc = ff_dct_calc_III_c; break;
-    case DST_I  : s->dct_calc = ff_dst_calc_I_c; break;
-    }
+        switch(inverse) {
+        case DCT_I  : s->dct_calc = ff_dct_calc_I_c; break;
+        case DCT_II : s->dct_calc = ff_dct_calc_II_c ; break;
+        case DCT_III: s->dct_calc = ff_dct_calc_III_c; break;
+        case DST_I  : s->dct_calc = ff_dst_calc_I_c; break;
+        }
     }
 
     s->dct32 = dct32;