US20030123751A1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for region-based allocation of processing resources and control of input image formation
Assignee: SRI International Inc
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Filing: 2002-12-12
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Granted: —
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Expires: 2022-12-12
Abstract
Abstract Apparatus and method for classifying regions of an image, based on the relative “importance” of the various areas and to adaptively use the importance information to allocate processing resources and input image formation.
Inventors
- 👤 Ravi Krishnamurthy
- 👤 Sriram Sethuraman
- 👤 Ya-Qin Zhang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 11:31
CPC Classifications
H; H04; H04N; H04N19/00; H04N19/85; H04N19/10; H04N19/102; H04N19/124; H04N19/126; H04N19/134; H04N19/146; H04N19/149; H04N19/156; H04N19/162; H04N19/169; H04N19/17; H04N19/186; H04N19/46; H04N19/50; H04N19/503; H04N19/51; H04N19/523; H04N19/55; H04N19/593; H04N19/60; H04N19/61
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
66 words
1 . A method for forming an input image sequence, said method comprising the steps of: (a) defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; (b) obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and (c) applying said input image sequence to an encoder.
Claim 2
Dependent Claim
66 words
1 . A method for forming an input image sequence, said method comprising the steps of: (a) defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; (b) obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and (c) applying said input image sequence to an encoder.
Claim 3
Dependent Claim
29 words
2 . The method of claim 1 , further comprising the step of: (d) applying said higher resolution of said defined region of interest to implement a zooming function.
Claim 4
Dependent Claim
29 words
3 . The method of claim 1 , further comprising the step of: (d) applying said higher resolution of said defined region of interest to implement a compositing function.
Claim 5
Dependent Claim
30 words
4 . The method of claim 1 , further comprising the step of: (d) defining a non-region of interest; and (e) encoding said non-region of interest at a lower quality.
Claim 6
Dependent Claim
24 words
5 . The method of claim 4 , wherein said region of interest and said non-region of interest are encoded into two separate streams.
Claim 7
Dependent Claim
23 words
6 . The method of claim 1 , further comprising the step of: (d) encoding said region of interest at a different quality.
Claim 8
Dependent Claim
30 words
7 . The method of claim 1 , further comprising the step of: (d) changing a resolution of the input image sequence to account for said defined region of interest.
Claim 9
Dependent Claim
30 words
8 . The method of claim 1 , further comprising the step of: (d) changing a quality of the input image sequence to account for said defined region of interest.
Claim 10
Dependent Claim
54 words
9 . A method for classifying a block within a current image of an input image sequence, said method comprising the steps of: (a) detecting an audio signal; (b) associating said audio signal to a block in a current image of the input image sequence; and (c) classifying said block as an important block..
Claim 11
Dependent Claim
54 words
9 . A method for classifying a block within a current image of an input image sequence, said method comprising the steps of: (a) detecting an audio signal; (b) associating said audio signal to a block in a current image of the input image sequence; and (c) classifying said block as an important block..
Claim 12
Dependent Claim
24 words
10 . The method of claim 9 , wherein said detecting step (a) detects said audio signal using a plurality of spatially offset microphones.
Claim 13
Dependent Claim
23 words
11 . The method of claim 10 , wherein said associating step (b) associates said audio signal to a block having a speaker.
Claim 14
Dependent Claim
83 words
12 . A computer-readable medium having stored thereon a plurality of instructions, the plurality of instructions including instructions which, when executed by a processor, cause the processor to perform the steps comprising of: (a) defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; (b) obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and (c) applying said input image sequence to an encoder.
Claim 15
Dependent Claim
83 words
12 . A computer-readable medium having stored thereon a plurality of instructions, the plurality of instructions including instructions which, when executed by a processor, cause the processor to perform the steps comprising of: (a) defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; (b) obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and (c) applying said input image sequence to an encoder.
Claim 16
Dependent Claim
30 words
13 . The computer-readable medium of claim 12 , further comprising the step of: (d) applying said higher resolution of said defined region of interest to implement a zooming function.
Claim 17
Dependent Claim
30 words
14 . The computer-readable medium of claim 12 , further comprising the step of: (d) applying said higher resolution of said defined region of interest to implement a compositing function.
Claim 18
Dependent Claim
31 words
15 . The computer-readable medium of claim 12 , further comprising the steps of: (d) defining a non-region of interest; and (e) encoding said non-region of interest at a lower quality.
Claim 19
Dependent Claim
24 words
16 . The computer-readable medium of claim 12 , further comprising the step of: (d) encoding said region of interest at a different quality.
Claim 20
Dependent Claim
31 words
17 . The computer-readable medium of claim 12 , further comprising the step of: (d) changing a resolution of the input image sequence to account for said defined region of interest.
Claim 21
Dependent Claim
31 words
18 . The computer-readable medium of claim 12 , further comprising the step of: (d) changing a quality of the input image sequence to account for said defined region of interest.
Claim 22
Dependent Claim
64 words
19 . A computer-readable medium having stored thereon a plurality of instructions, the plurality of instructions including instructions which, when executed by a processor, cause the processor to perform the steps comprising of: (a) detecting an audio signal; (b) associating said audio signal to a block in a current image of the input image sequence; and (c) classifying said block as an important block.
Claim 23
Dependent Claim
64 words
19 . A computer-readable medium having stored thereon a plurality of instructions, the plurality of instructions including instructions which, when executed by a processor, cause the processor to perform the steps comprising of: (a) detecting an audio signal; (b) associating said audio signal to a block in a current image of the input image sequence; and (c) classifying said block as an important block.
Claim 24
Dependent Claim
87 words
20 . An apparatus for forming an input image sequence, said apparatus comprising: an importance map generator for defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; an image capturing device for obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and an input image processing module, coupled to said importance map generator and said image capturing device, for applying said input image sequence to an encoder.
Claim 25
Dependent Claim
87 words
20 . An apparatus for forming an input image sequence, said apparatus comprising: an importance map generator for defining a region of interest, wherein said region of interest is defined in accordance with a detected audio signal; an image capturing device for obtaining a higher resolution of said defined region of interest to form a component of the input image sequence; and an input image processing module, coupled to said importance map generator and said image capturing device, for applying said input image sequence to an encoder.
Claim 26
Dependent Claim
64 words
21 . An apparatus for classifying a block within a current image of an input image sequence, said apparatus comprising: an audio detector for detecting an audio signal; and an importance map generator, coupled to said audio detector, for associating said audio signal to a block in a current image of the input image sequence and for classifying said block as an important block.
Claim 27
Dependent Claim
64 words
21 . An apparatus for classifying a block within a current image of an input image sequence, said apparatus comprising: an audio detector for detecting an audio signal; and an importance map generator, coupled to said audio detector, for associating said audio signal to a block in a current image of the input image sequence and for classifying said block as an important block.
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