CPC H04N 19/46 (2014.11) [H04N 19/107 (2014.11); H04N 19/117 (2014.11); H04N 19/119 (2014.11); H04N 19/172 (2014.11); H04N 19/70 (2014.11); H04N 19/82 (2014.11)] | 20 Claims |
1. A method for encoding a video sequence, comprising:
in response to receiving a video sequence, encoding first flag data in a parameter set associated with the video sequence, wherein the first flag data represents whether gradual decoding refresh (GDR) is enabled or disabled for the video sequence; and
in response to receiving the video sequence, encoding second flag data in a picture header associated with the video sequence, the second flag data representing whether a picture is a GDR picture or is not a GDR picture, wherein:
when the second flag data is equal to 1, the picture is specified to be a GDR picture; and
when the second flag data is equal to 0, the picture is specified to not be a GDR picture;
wherein if the second flag data is not present in the picture header, the second flag data is inferred to be equal to 0;
wherein when the first flag data is 0, the second flag data is also set or inferred to be 0.
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