Different CCTV video types

DNV

1. DNV-video_type_1

   1. All 81 (only 80 videos were used for training) videos uploaded in 2022 have type 1.

   2. The PACP code is followed by the word Observation.

      

2. DNV-video_type_2

   1. All 406 PACP videos uploaded on January 2023 have type 2.

   2. The PACP code is followed by the word Code.

      

1066 WRc videos

1. DNV-WRc-video_type_by_d_1
   1. Distance location: top left located below the pipe's diameter field (with a black backgroud)
   2. Distance format
      1. Frame without an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0026.2M)
      2. Frame with annotation: no padding, one decimal place, followed by M without a space (e.g. 46.4M)
2. DNV-WRc-video_type_by_d_2
   1. Distance location: top left located above the pipe's diameter field (with a black backgroud)
   2. Distance format
      1. Frame without an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0036.2M)
      2. Frame with annotation: no padding, one decimal place, follows by M without a space (e.g. 46.4M)
3. DNV-WRc-video_type_by_d_3
   1. Distance location: at the lower right corner (with a black backgroud)
   2. Distance format
      1. Frame without an annotation: no padding, two decimal places, followed by m without a space (e.g. 65.74m)
      2. Frame with an annotation: no zero padding, two decimal places, followed by m without a space (e.g. 65.74m)
4. DNV-WRc-video_type_by_d_4
   1. Distance location: at the lower right corner (with a black backgroud)
   2. Distance format
      1. Frame without an annotation: 4 zero paddings, one decimal place, followed by M without a space (e.g. 0022.8M)
5. DNV-WRc-video_type_by_d_5
   1. Distance location: at the lower left (without a black backgroud)
   2. Distance format
      1. Frame without an annotation: no padding, one decimal place, followed by m with a space (e.g. 11.7 m)
      2. Frame with an annotation: no padding, one decimal place, followed by m with a space (e.g. 11.7 m)
6. DNV-WRc-video_type_by_d_6
   1. Distance location: top left located below the pipe's diameter field (with a black backgroud)
   2. Distance format
      1. Frame without an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0026.2M)
      2. Frame with an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0026.2M)
7. DNV-WRc-video_type_by_d_7
   1. Distance location: top left located below the pipe's diameter field (without a black backgroud)
   2. Distance format
      1. Frame without an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0026.2M)
      2. Frame with an annotation: 4 zero padding, one decimal place, followed by M without a space (e.g. 0026.2M)

SD1

1. SD1-video_type_1

   1. Distance is located at the bottom left. The distance is not followed by any characters.

      

   2. The description of PACP code appears in the black box and the distance is followed by T. (not sure if latter part is true for other cases)

      

   3. Sometime, I saw some frames with distance followed by FT.

      

2. SD1-video_type_2

   1. Distance is located at the bottom left. The distance is followed by F.

   2. Texts are inside non opaque box.

   3. Type 2 videos do not display PACP codes.

      

3. SD1-video_type_3

   1. Distance is located at the bottom left. The distance is followed by FT.

   2. Texts are inside black box.

      

   3. The distance appears twice when the The description of PACP code is shown.

      

4. SD1-video_type_4

   1. Distance is located at the bottom left and is followed by FT.

   2. Distance also appears in the middle of the frame and is followed by LF.

   3. Texts are not bounded by boxes.

      

   4. The description of PACP code appears on top of the distance located at the bottom left.

      

5. SD1-video_type_5

   1. Distance is located at the bottom left and is followed by FT.

   2. Texts are not bounded by boxes.

      

   3. The description of PACP code appears on top of the distance located at the bottom left.

      

COV

1. COV-video_type_1

   1. Distance is located at the top left.

   2. Texts are inside blue box.

      

   3. Counter distance appears when defect/feature code is entered.

   4. The PACP code is shown and followed by its description. It is located under the counter distance.

      

2. COV-video_type_2

   1. Distance is located at the top left under pipe's property box.

   2. Texts are inside black box.

      

   3. Counter distance appears when defect/feature code is entered.

   4. The PACP code is shown and followed by its description. It is located under the counter distance.