mpegts: Drop some unnecessary parentheses

libavformat/mpegtsenc.c

@@ -110,20 +110,20 @@ static void mpegts_write_section(MpegTSSection *s, uint8_t *buf, int len)
     buf[len - 4] = (crc >> 24) & 0xff;
     buf[len - 3] = (crc >> 16) & 0xff;
     buf[len - 2] = (crc >>  8) & 0xff;
-    buf[len - 1] = (crc)       & 0xff;
+    buf[len - 1] =  crc        & 0xff;
 
     /* send each packet */
     buf_ptr = buf;
     while (len > 0) {
-        first = (buf == buf_ptr);
+        first = buf == buf_ptr;
         q     = packet;
         *q++  = 0x47;
-        b     = (s->pid >> 8);
+        b     = s->pid >> 8;
         if (first)
             b |= 0x40;
         *q++  = b;
         *q++  = s->pid;
-        s->cc = (s->cc + 1) & 0xf;
+        s->cc = s->cc + 1 & 0xf;
         *q++  = 0x10 | s->cc;
         if (first)
             *q++ = 0; /* 0 offset */
@@ -821,12 +821,12 @@ static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
         /* prepare packet header */
         q    = buf;
         *q++ = 0x47;
-        val  = (ts_st->pid >> 8);
+        val  = ts_st->pid >> 8;
         if (is_start)
             val |= 0x40;
         *q++      = val;
         *q++      = ts_st->pid;
-        ts_st->cc = (ts_st->cc + 1) & 0xf;
+        ts_st->cc = ts_st->cc + 1 & 0xf;
         *q++      = 0x10 | ts_st->cc; // payload indicator + CC
         if (key && is_start && pts != AV_NOPTS_VALUE) {
             // set Random Access for key frames