imdecode, imread mismatch

asked 2015-02-04 13:53:40 -0600

jpmccaffery gravatar image

updated 2015-02-04 13:59:37 -0600

I've found that when using imdecode and imread on identical Byte data I get different Mats returned. I am trying to decode corrupt JPEG files (essentially the first half or so of a JPEG file). imread handles the decoding gracefully filling in the missing data with a flat value. imdecode returns a Mat with 0 rows. Based on the documentation for imdecode I would expect their functionality to be identical.

My question is, is this a bug or a feature request? It's not strictly speaking a bug, but it would seem sensible to me to have imread read the Byte data and then hand that off to imdecode so that their functionality would be iden

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@berak do you have any comment about this?

sturkmen gravatar imagesturkmen ( 2018-02-01 02:36:37 -0600 )edit

@sturkmen, not really, but let me look it up.

(funny to see, how this question about corrrupted data ends ... ;)

berak gravatar imageberak ( 2018-02-01 02:41:44 -0600 )edit

i will delete dublicate question. it is also strange being not shown on @jpmccaffery 's profile

sturkmen gravatar imagesturkmen ( 2018-02-01 02:49:37 -0600 )edit

let me investigate this

sturkmen gravatar imagesturkmen ( 2020-09-27 09:01:47 -0600 )edit
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