libavformat/flvdec.c:407: error: Uninitialized Value
  The value read from dts was never initialized.

libavformat/flvdec.c:407:13: 
405.         if (st->codec->codec_id == CODEC_ID_H264) {
406.             int32_t cts = (avio_rb24(s->pb)+0xff800000)^0xff800000; // sign extension
407.             pts = dts + cts;
                 ^
408.             if (cts < 0) { // dts are wrong
409.                 flv->wrong_dts = 1;
