./ffprobe -select_streams v -show_frames -of csv -show_entries frame=coded_picture_number,pict_type -i cbr-4.ts

ffprobe version 4.0.2-static https://johnvansickle.com/ffmpeg/  Copyright (c) 2007-2018 the FFmpeg developers
  built with gcc 6.3.0 (Debian 6.3.0-18+deb9u1) 20170516
  configuration: --enable-gpl --enable-version3 --enable-static --disable-debug --disable-ffplay --disable-indev=sndio --disable-outdev=sndio --cc=gcc-6 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-gray --enable-libaom --enable-libfribidi --enable-libass --enable-libvmaf --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libvorbis --enable-libopus --enable-libtheora --enable-libvidstab --enable-libvo-amrwbenc --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg
  libavutil      56. 14.100 / 56. 14.100
  libavcodec     58. 18.100 / 58. 18.100
  libavformat    58. 12.100 / 58. 12.100
  libavdevice    58.  3.100 / 58.  3.100
  libavfilter     7. 16.100 /  7. 16.100
  libswscale      5.  1.100 /  5.  1.100
  libswresample   3.  1.100 /  3.  1.100
  libpostproc    55.  1.100 / 55.  1.100
Input #0, mpegts, from 'cbr-4.ts':
  Duration: 00:46:40.85, start: 1.466733, bitrate: 1030 kb/s
  Program 1
    Metadata:
      service_name    : Service01
      service_provider: FFmpeg
    Stream #0:0[0x1e1]: Video: h264 (Main) ([27][0][0][0] / 0x001B), yuv420p(progressive), 640x360 [SAR 1:1 DAR 16:9], Closed Captions, 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
    Stream #0:1[0x1e2]: Audio: aac (HE-AAC) ([15][0][0][0] / 0x000F), 48000 Hz, stereo, fltp, 97 kb/s
frame,I,0side_data,ATSC A53 Part 4 Closed Captions
frame,B,3side_data,ATSC A53 Part 4 Closed Captions
frame,B,2side_data,ATSC A53 Part 4 Closed Captions
frame,B,4side_data,ATSC A53 Part 4 Closed Captions
frame,P,1side_data,ATSC A53 Part 4 Closed Captions
frame,B,7side_data,ATSC A53 Part 4 Closed Captions
frame,B,6side_data,ATSC A53 Part 4 Closed Captions
frame,B,8side_data,ATSC A53 Part 4 Closed Captions
frame,P,5side_data,ATSC A53 Part 4 Closed Captions
frame,B,11side_data,ATSC A53 Part 4 Closed Captions
frame,B,10side_data,ATSC A53 Part 4 Closed Captions
frame,B,12side_data,ATSC A53 Part 4 Closed Captions
frame,P,9side_data,ATSC A53 Part 4 Closed Captions
frame,B,15side_data,ATSC A53 Part 4 Closed Captions
frame,B,14side_data,ATSC A53 Part 4 Closed Captions
frame,B,16side_data,ATSC A53 Part 4 Closed Captions
frame,P,13side_data,ATSC A53 Part 4 Closed Captions
frame,B,19side_data,ATSC A53 Part 4 Closed Captions
frame,B,18side_data,ATSC A53 Part 4 Closed Captions
frame,B,20side_data,ATSC A53 Part 4 Closed Captions
frame,P,17side_data,ATSC A53 Part 4 Closed Captions
frame,B,23side_data,ATSC A53 Part 4 Closed Captions
frame,B,22side_data,ATSC A53 Part 4 Closed Captions
....