Method and apparatus for video watermarking, and storage medium
US11930202B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Jan 25, 2019 |
| Grant date | Mar 12, 2024 |
| Priority date | — |
| Expiry date | Apr 13, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8358
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are method and apparatus for video watermarking, an electronic device and a storage medium. The method includes steps described below. Image data of a target video frame is converted from an RGB format to a YUV format; in the YUV format, an offset with a preset value is superimposed on a pixel value of a pixel point corresponding to a shape be watermarked on the target video frame; and the target video frame on which the offset is superimposed is encoded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.