Skip to main content

Table 3 The average BER \( \overline {R}_{\mathrm {e}} \) and successful extraction rate Rs after videos are transcoded by the video transcoder with a CRF value of 16, 22, or 26

From: Robust video steganography for social media sharing based on principal component analysis

   CRF16 (×10−2) CRF22 (×10−2) CRF26 (×10−2)
   \( \overline {R}_{\mathrm {e}} \) Rs(1) Rs(2) Rs(3) \( \overline {R}_{\mathrm {e}} \) Rs(1) Rs(2) Rs(3) \( \overline {R}_{\mathrm {e}} \) Rs(1) Rs(2) Rs(3)
480p Fan’s method 0.46 13 97 100 2.28 0 17 93 4.45 0 0 42
  Non-PCA method 0.94 10 87 90 3.31 0 67 83 5.91 0 0 37
  Proposed method 0.77 63 90 90 1.51 0 70 90 2.59 0 33 87
720p Fan’s method 0.14 27 100 100 1.07 0 60 100 2.53 0 0 90
  Non-PCA method 0.19 20 97 100 1.47 0 30 100 3.20 0 0 77
  Proposed method 0.05 63 100 100 0.53 10 80 100 1.34 0 37 100
1080p Fan’s method 0.10 40 100 100 0.73 0 67 100 1.78 0 0 97
  Non-PCA method 0.11 20 97 100 0.87 0 50 100 2.06 0 0 87
  Proposed method 0.03 60 100 100 0.34 0 90 100 0.95 0 40 100