Когда я пытаюсь конвертировать живые потоки http в файл.flv, я получаю нераспознанную ошибку 'c:v'

Question

C: \ Program Files \ ffmpeg> ffmpeg -re -i http://82.135.224.134/udp/239.100.2.20:1234 -c: v libx264 -b: v 5M -pix_fmt yuv420p -c: a: 0 libfdk_aac -b: a: 0 480k -f flv abc.flv

I am running above command. I am getting folloing error:

[h264 @ 0154f300]sps_id out of range
[h264 @ 0154f300]non-existing SPS 32 referenced in buffering period
[h264 @ 0154f300]non-existing PPS referenced
[h264 @ 0154f300]sps_id out of range
[h264 @ 0154f300]non-existing SPS 32 referenced in buffering period
[h264 @ 0154f300]non-existing PPS 0 referenced
[h264 @ 0154f300]decode_slice_header error
[h264 @ 0154f300]no frame!
.
.
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[mpegts @ 023c1700]max_analyze_duration reached
[mpegts @ 023c1700]Estimating duration from bitrate, this may be inaccurate
Input #0, mpegts, from 'http://82.135.224.134/udp/239.100.2.20:1234':
  Duration: N/A, start: 63180.879433, bitrate: 62 kb/s
  Program 1
    Stream #0.0[0x3e9]: Video: h264, yuv420p, 720x576 [PAR 1:1 DAR 5:4], 38.11 f
ps, 25 tbr, 90k tbn, 50 tbc
    Stream #0.1[0x3ea]: Audio: aac, 22050 Hz, stereo, s16, 62 kb/s
Unrecognized option 'c:v'

Как я могу решить эту ошибку? Пожалуйста, помогите мне.