[mythtv-users] Mythzoneminder

[Paul Harrison]

On 28/09/13 18:50, Stephen P. Villano wrote:
> On 9/22/13 5:36 AM, Paul Harrison wrote:
>> On 20/09/13 00:42, Stephen P. Villano wrote:
>>> Having one issue with mythzoneminder. It looks like red and blue are
>>> reversed.
>>> My blue flashlight is a wonderful shade of red. I am green and my wife's
>>> red cigarette pack is a strange shade of green.
>>>
>>> Is anyone else seeing this? On yesterday's 0.27.
>>>
>> http://code.mythtv.org/trac/ticket/8182
>>
>> The problem appears to be a memory alignment problem but when I looked
>> at it some time ago I couldn't see where the problem was coming from.
>> Comparing the code in Zoneminder and what mythzmserver does to read
>> the live images I couldn't see any difference but one worked OK and
>> the other doesn't at least for some people.
>>
>> It could be something like different compiler versions using different
>> sizes for an enum or some versions of v4l aligning the image data to
>> 16 byte boundaries and some don't.
>>
>> Basically the image data for colour cameras is in 24bit RGB format
>> like this RGBRGBRGBRGB so if we start reading the data from the wrong
>> start position we can read each pixel as GBR or BRG instead or RGB
>> which is what we want.
>>
>> I've never been able to reproduce the bug so it isn't easy to figure
>> out what the problem is. I'm open to ideas though :)
>>
>> Paul H.
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> The current version seems to have corrected the color errors.
> Thanks a million!
>

Great thanks for letting me know. I'll close the ticket :)

Paul H.