ECE Review

How could I improve ...?
How could I use ... differently?
What could I do instead of ... to achieve the same goals?
How would I do things differently if I could start over?
How could I take the benefits of X and combine them with the benefits of Y?

Saturday, January 22, 2011

H.264 decoding delay

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Quote one email thread from Intel IPP for the understanding of DPB operation/decoding delay idea in h264: Well, I think you're incorrect...

Sunday, December 7, 2008

Notes of Linux Device Driver 3rd (2)

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* Concurrency and race condition Two aspects of resource sharing: - Resource sync - Reference count Utils for resource sync provided in Linu...

Notes of Linux Device Driver 3rd (1)

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* User space and kernel space - Transfering from user space to kernel space by system calling(exception) or hardware interrupts. Not the dif...

Sunday, June 22, 2008

Resource Pattern

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How to solve the problems, priority inversion and deadlock, of resource sync? * Critical section pattern pros: avoid both problems cons: cos...

Memory Patterns

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* Static allocation pattern pros: deterministic allocation/deallcation time and no memory fragmentation and easy to maintain. cons: long ini...

Wednesday, March 12, 2008

Linux Device Driver Concepts

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The following concepts are not equal: 1. Device : physical chip 2. Device Driver : codes to control the chip 3. Interface : routines provide...

Sunday, February 17, 2008

Skip, Direct Pred Modes

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* Diff from normal pred: - Need to derive both refidx and mv. (mv only for normal cases) -- P Skip: refidxL0 = 0 -- B Temporal: refidxL1 = 0...

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Max: An Old Student. <^@^>

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