avfilter/uspp: misc style fixes

libavfilter/vf_uspp.c

@@ -54,7 +54,6 @@ typedef struct {
     uint8_t *non_b_qp_table;
     int non_b_qp_alloc_size;
     int use_bframe_qp;
-
 } USPPContext;
 
 #define OFFSET(x) offsetof(USPPContext, x)
@@ -74,7 +73,6 @@ static const AVClass uspp_class = {
     .category         = AV_CLASS_CATEGORY_FILTER,
 };
 
-//===========================================================================//
 DECLARE_ALIGNED(8, static const uint8_t, dither)[8][8] = {
     {  0*4,  48*4,  12*4,  60*4,   3*4,  51*4,  15*4,  63*4, },
     { 32*4,  16*4,  44*4,  28*4,  35*4,  19*4,  47*4,  31*4, },
@@ -170,7 +168,7 @@ static void store_slice_c(uint8_t *dst, int16_t *src,
     temp = ((src[x + y * src_stride + pos] << log2_scale) + d[pos]) >> 8;   \
     if (temp & 0x100) temp = ~(temp >> 31);                                 \
     dst[x + y * dst_stride + pos] = temp;                                   \
-} while (0);
+} while (0)
 
     for (y = 0; y < height; y++) {
         const uint8_t *d = dither[y&7];
@@ -205,6 +203,7 @@ static void filter(USPPContext *p, uint8_t *dst[3], uint8_t *src[3],
 {
     int x, y, i, j;
     const int count = 1<<p->log2_count;
+
     for (i = 0; i < 3; i++) {
         int is_chroma = !!i;
         int w = width  >> is_chroma;
@@ -216,6 +215,7 @@ static void filter(USPPContext *p, uint8_t *dst[3], uint8_t *src[3],
             continue;
         for (y = 0; y < h; y++) {
             int index = block + block * stride + y * stride;
+
             memcpy(p->src[i] + index, src[i] + y * src_stride[i], w );
             for (x = 0; x < block; x++) {
                 p->src[i][index     - x - 1] = p->src[i][index +     x    ];
@@ -307,8 +307,7 @@ static int config_input(AVFilterLink *inlink)
     int i;
 
     AVCodec *enc = avcodec_find_encoder(AV_CODEC_ID_SNOW);
-    if(!enc)
-    {
+    if (!enc) {
         av_log(ctx, AV_LOG_ERROR, "SNOW encoder not found.\n");
         return AVERROR(EINVAL);
     }
@@ -425,7 +424,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
                 out->height = in->height;
             }
 
-            filter(uspp , out->data , in->data , out->linesize , in->linesize , inlink->w , inlink->h , qp_table , qp_stride);
+            filter(uspp, out->data, in->data, out->linesize, in->linesize,
+                   inlink->w, inlink->h, qp_table, qp_stride);
         }
     }