A Novel Video Copyright Protection Scheme Based on Blockchain and Double Watermarking

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Original video frame</td><td class="align_center">Embedded watermark</td><td class="align_center">Embedded watermark video frame</td><td class="align_center">Clipped video frame</td><td class="align_center">Extracted watermark</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.007.svgz" name="6493306.tab-inline.007" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.008.svgz" name="6493306.tab-inline.008" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.009.svgz" name="6493306.tab-inline.009" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0010.svgz" name="6493306.tab-inline.0010" type="image/svg+xml"></object>0</td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0011.svgz" name="6493306.tab-inline.0011" type="image/svg+xml"></object></td></tr><tr><td class="align_left"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center">NC: 0.9840</td></tr><tr><td class="align_left">Original video frame</td><td class="align_center">Embedded watermark</td><td class="align_center">Embedded watermark video frame</td><td class="align_center">Clipped video frame</td><td class="align_center">Extracted watermark</td></tr><tr><td class="align_left"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0012.svgz" name="6493306.tab-inline.0012" type="image/svg+xml"></object>2</td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0013.svgz" name="6493306.tab-inline.0013" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0014.svgz" name="6493306.tab-inline.0014" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0015.svgz" name="6493306.tab-inline.0015" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0016.svgz" name="6493306.tab-inline.0016" type="image/svg+xml"></object></td></tr><tr><td class="align_left"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center">NC: 0.9761</td></tr><tr><td class="align_left">Original video frame</td><td class="align_center">Embedded watermark</td><td class="align_center">Embedded watermark video frame</td><td class="align_center">Clipped video frame</td><td class="align_center">Extracted watermark</td></tr><tr><td class="align_left"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0017.svgz" name="6493306.tab-inline.0017" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0018.svgz" name="6493306.tab-inline.0018" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0019.svgz" name="6493306.tab-inline.0019" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0020.svgz" name="6493306.tab-inline.0020" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0021.svgz" name="6493306.tab-inline.0021" type="image/svg+xml"></object></td></tr><tr><td class="align_left"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center">NC: 0.9940</td></tr><tr><td class="align_left">Original video frame</td><td class="align_center">Embedded watermark</td><td class="align_center">Embedded watermark video frame</td><td class="align_center">Clipped video frame</td><td class="align_center">Extracted watermark</td></tr><tr><td class="align_left"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0022.svgz" name="6493306.tab-inline.0022" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0023.svgz" name="6493306.tab-inline.0023" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0024.svgz" name="6493306.tab-inline.0024" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0025.svgz" name="6493306.tab-inline.0025" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0026.svgz" name="6493306.tab-inline.0026" type="image/svg+xml"></object></td></tr><tr><td class="align_left"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center">NC: 0.9826</td></tr><tr><td class="align_left">Original video frame</td><td class="align_center">Embedded watermark</td><td class="align_center">Embedded watermark video frame</td><td class="align_center">Clipped video frame</td><td class="align_center">Extracted watermark</td></tr><tr><td class="align_left"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0027.svgz" name="6493306.tab-inline.0027" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0028.svgz" name="6493306.tab-inline.0028" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0029.svgz" name="6493306.tab-inline.0029" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0030.svgz" name="6493306.tab-inline.0030" type="image/svg+xml"></object></td><td class="align_center"><object data="https://static.hindawi.com/articles/scn/volume-2021/6493306/figures/6493306.tab-inline.0031.svgz" name="6493306.tab-inline.0031" type="image/svg+xml"></object></td></tr><tr><td class="align_left"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center"> </td><td class="align_center">NC: 0.9941</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The effect of extracting watermark after the attack.</div>

Security and Communication Networks

tab6

Table 6

Table 6: A Novel Video Copyright Protection Scheme Based on Blockchain and Double Watermarking 