cosmetics: drop some completely pointless parentheses

libavcodec/atrac3.c

@@ -708,9 +708,10 @@ static int decodeChannelSoundUnit (ATRAC3Context *q, GetBitContext *gb, channel_
             memset(pSnd->IMDCT_buf, 0, 512 * sizeof(float));
 
         /* gain compensation and overlapping */
-        gainCompensateAndOverlap (pSnd->IMDCT_buf, &(pSnd->prevFrame[band*256]), &(pOut[band*256]),
-                                    &((pSnd->gainBlock[1 - (pSnd->gcBlkSwitch)]).gBlock[band]),
-                                    &((pSnd->gainBlock[pSnd->gcBlkSwitch]).gBlock[band]));
+        gainCompensateAndOverlap(pSnd->IMDCT_buf, &pSnd->prevFrame[band * 256],
+                                 &pOut[band * 256],
+                                 &pSnd->gainBlock[1 - pSnd->gcBlkSwitch].gBlock[band],
+                                 &pSnd->gainBlock[    pSnd->gcBlkSwitch].gBlock[band]);
     }
 
     /* Swap the gain control buffers for the next frame. */
@@ -795,7 +796,9 @@ static int decodeFrame(ATRAC3Context *q, const uint8_t* databuf,
         for (i=0 ; i<q->channels ; i++) {
 
             /* Set the bitstream reader at the start of a channel sound unit. */
-            init_get_bits(&q->gb, databuf+((i*q->bytes_per_frame)/q->channels), (q->bits_per_frame)/q->channels);
+            init_get_bits(&q->gb,
+                          databuf + i * q->bytes_per_frame / q->channels,
+                          q->bits_per_frame / q->channels);
 
             result = decodeChannelSoundUnit(q,&q->gb, &q->pUnits[i], out_samples[i], i, q->codingMode);
             if (result != 0)

libavcodec/mpegvideo.c

@@ -885,7 +885,7 @@ av_cold int MPV_common_init(MpegEncContext *s)
 
         s->parse_context.state = -1;
         if ((s->avctx->debug & (FF_DEBUG_VIS_QP | FF_DEBUG_VIS_MB_TYPE)) ||
-            (s->avctx->debug_mv)) {
+            s->avctx->debug_mv) {
             s->visualization_buffer[0] = av_malloc((s->mb_width * 16 +
                         2 * EDGE_WIDTH) * s->mb_height * 16 + 2 * EDGE_WIDTH);
             s->visualization_buffer[1] = av_malloc((s->mb_width * 16 +
@@ -1564,7 +1564,8 @@ void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
         }
     }
 
-    if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
+    if ((s->avctx->debug & (FF_DEBUG_VIS_QP | FF_DEBUG_VIS_MB_TYPE)) ||
+        s->avctx->debug_mv) {
         const int shift= 1 + s->quarter_sample;
         int mb_y;
         uint8_t *ptr;
@@ -1589,7 +1590,7 @@ void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
             int mb_x;
             for(mb_x=0; mb_x<s->mb_width; mb_x++){
                 const int mb_index= mb_x + mb_y*s->mb_stride;
-                if((s->avctx->debug_mv) && pict->motion_val){
+                if (s->avctx->debug_mv && pict->motion_val) {
                   int type;
                   for(type=0; type<3; type++){
                     int direction = 0;

libavcodec/mpegvideo_common.h

@@ -585,7 +585,7 @@ static inline void chroma_4mv_motion(MpegEncContext *s,
     if (src_y == (s->height >> 1))
         dxy &= ~2;
 
-    offset = (src_y * (s->uvlinesize)) + src_x;
+    offset = src_y * s->uvlinesize + src_x;
     ptr = ref_picture[1] + offset;
     if(s->flags&CODEC_FLAG_EMU_EDGE){
         if(   (unsigned)src_x > (s->h_edge_pos>>1) - (dxy &1) - 8

libavcodec/msrledec.c

@@ -139,7 +139,7 @@ static int msrle_decode_8_16_24_32(AVCodecContext *avctx, AVPicture *pic, int de
     unsigned int width= FFABS(pic->linesize[0]) / (depth >> 3);
 
     output     = pic->data[0] + (avctx->height - 1) * pic->linesize[0];
-    output_end = pic->data[0] + (avctx->height) * pic->linesize[0];
+    output_end = pic->data[0] +  avctx->height      * pic->linesize[0];
     while(src < data + srcsize) {
         p1 = *src++;
         if(p1 == 0) { //Escape code

libavcodec/vc1dec.c

@@ -236,7 +236,7 @@ static void vc1_put_signed_blocks_clamped(VC1Context *v)
         if (s->mb_x) {
             topleft_mb_pos = (s->mb_y - 1) * s->mb_stride + s->mb_x - 1;
             fieldtx        = v->fieldtx_plane[topleft_mb_pos];
-            stride_y       = (s->linesize) << fieldtx;
+            stride_y       = s->linesize << fieldtx;
             v_dist         = (16 - fieldtx) >> (fieldtx == 0);
             s->dsp.put_signed_pixels_clamped(v->block[v->topleft_blk_idx][0],
                                              s->dest[0] - 16 * s->linesize - 16,

libavdevice/libdc1394.c

@@ -371,8 +371,8 @@ static int dc1394_v2_read_packet(AVFormatContext *c, AVPacket *pkt)
 
     res = dc1394_capture_dequeue(dc1394->camera, DC1394_CAPTURE_POLICY_WAIT, &dc1394->frame);
     if (res == DC1394_SUCCESS) {
-        dc1394->packet.data = (uint8_t *)(dc1394->frame->image);
-        dc1394->packet.pts = (dc1394->current_frame  * 1000000) / (dc1394->frame_rate);
+        dc1394->packet.data = (uint8_t *) dc1394->frame->image;
+        dc1394->packet.pts  = dc1394->current_frame * 1000000 / dc1394->frame_rate;
         res = dc1394->frame->image_bytes;
     } else {
         av_log(c, AV_LOG_ERROR, "DMA capture failed\n");