Compressing video frames
First Claim
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1. A method comprisinggenerating first difference frames;
- compressing the first difference frames to form compressed difference frames;
decompressing the compressed difference frames to form decompressed difference frames; and
using the decompressed difference frames in the generation of the first difference frames.
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Abstract
A method includes generating first difference frames and compressing the first difference frames to form compressed difference frames. The compressed difference frames are decompressed to form decompressed difference frames, and the decompressed difference frames are used in the generation of the first difference frames.
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Citations
22 Claims
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1. A method comprising
generating first difference frames; -
compressing the first difference frames to form compressed difference frames;
decompressing the compressed difference frames to form decompressed difference frames; and
using the decompressed difference frames in the generation of the first difference frames. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A digital imaging system comprising:
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a pixel sensor array to generate captured frames indicative of captured pixel images;
an adder circuit to combine the captured frames with decompressed difference frames to generate first difference frames;
a compression circuit to compress the first difference frames to form compressed difference frames; and
a decompression circuit to decompress the compressed difference frames to form the decompressed difference frames. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. A camera comprising:
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a pixel sensor array to generate captured frames indicative of captured pixel images;
an adder circuit to combine the captured frames with decompressed difference frames to generate first difference frames;
a compression circuit to compress the first difference frames to form compressed difference frames;
a decompression circuit to decompress the compressed difference frames to form the decompressed difference frames; and
an interface circuit to communicate signals indicative of the first difference frames to circuitry external to the camera. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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Specification