Looks good to me.
On 22 April 2014 08:42, Nicola Lagomarsini <
nicola.lagomars...@geo-solutions.it> wrote:
> If it helps, it has been used for a month and it has worked fine.
>
> Cheers,
> Nicola.
>
>
> 2014-04-22 17:23 GMT+02:00 Nicola Lagomarsini <
> nicola.lagomars...@geo-solutions.it>:
>
> Hi all,
>>
>> I'm asking if I can backport my modifications related to the WMSTileFuser
>> on the 1.5.x branch of GeoWebCache.
>>
>> NOTE: The pull request will upgrade the ImageIO-Ext version.
>>
>> I will be pleased to answer to your questions.
>>
>> Cheers,
>> Nicola.
>>
>>
>> 2014-04-08 19:19 GMT+02:00 Nicola Lagomarsini <
>> nicola.lagomars...@geo-solutions.it>:
>>
>> Hi all,
>>>
>>> I have prepared the first pull request related to the backport of my
>>> modifications for the WMSTileFuser(GeoWebCache) on GeoTools 11.x.
>>>
>>> The pull request is https://github.com/geotools/geotools/pull/410.
>>>
>>> NOTE: This pull requests will upgrade the ImageIO-Ext version from 1.1.8
>>> to 1.1.9 which are very similar except for the new PNG Writer plugin.
>>>
>>> I will be pleased to answer to your questions.
>>>
>>> Cheers,
>>> Nicola.
>>>
>>>
>>> 2014-04-04 10:48 GMT+02:00 Nicola Lagomarsini <
>>> nicola.lagomars...@geo-solutions.it>:
>>>
>>> Hi all,
>>>>
>>>> I would ask if I can backport my modifications related to the
>>>> WMSTileFuser class (GeoWebCache) on the following versions of GeoTools,
>>>> GeoServer and GeoWebCache:
>>>>
>>>>
>>>> - Geotools: 11.x and 10.x
>>>> - GeoServer: 2.5.x and 2.4.x
>>>> - GeoWebCache: 1.5.x
>>>>
>>>>
>>>> I will wait a month from the date of each pull requests on the master
>>>> branch before sending the new pull requests.
>>>>
>>>> It should be noted that these pull requests will upgrade the
>>>> ImageIO-Ext version from 1.1.8 to 1.1.9 which are very similar except for
>>>> the new PNG Writer plugin.
>>>>
>>>> This is a short summary of the 3 pull requests:
>>>>
>>>>
>>>> - for GeoTools I have moved the Quantizer code from GeoServer. It
>>>> is related to the following JIRA
>>>> https://jira.codehaus.org/browse/GEOS-6376.
>>>> - for GepServer I have moved the Quantizer code to GeoTools and the
>>>> PNGEncoder code to ImageIO-Ext. (see the JIRA above).
>>>> - for GeoWebCache, I have improved the WMSTileFuser class and made
>>>> full WMS support configurable from the geowebcache.xml file. Also I
>>>> added a
>>>> new WMS parameter called "hints" which can be set to *SPEED*,
>>>> *DEFAULT* and *QUALITY.* This parameter gives the possibility to
>>>> make a WMS request faster or with a better quality.
>>>>
>>>>
>>>> I will be pleased to answer to all your questions.
>>>>
>>>> Cheers,
>>>> Nicola.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> 2014-03-07 15:43 GMT+01:00 Nicola Lagomarsini <
>>>> nicola.lagomars...@geo-solutions.it>:
>>>>
>>>> Hi all,
>>>>>
>>>>> I have changed the hints configurations by differentiating the
>>>>> interpolation type for each configuration:
>>>>>
>>>>> - speed = nearest interpolation (link
>>>>>
>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6aXN1TGpwNUc0MWs/edit?usp=sharing
>>>>> )
>>>>> - default = bilinear interpolation (link
>>>>>
>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6NHNSVmpDaTZPX0U/edit?usp=sharing
>>>>> )
>>>>> - quality = bicubic intperpolation (link
>>>>>
>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6NlFNUVMzSnB5UEk/edit?usp=sharing
>>>>> )
>>>>>
>>>>> Cheers,
>>>>>
>>>>> Nicola.
>>>>>
>>>>>
>>>>>
>>>>> 2014-03-07 14:35 GMT+01:00 Nicola Lagomarsini <
>>>>> nicola.lagomars...@geo-solutions.it>:
>>>>>
>>>>> Hi all,
>>>>>>
>>>>>> I have changed the quality factor to 0.25 and the image size is above
>>>>>> 40kb. Here you can find the links for the new compressed images.
>>>>>>
>>>>>> speed configuration link:
>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6OHhRZU9GcXZTZG8/edit?usp=sharing
>>>>>> default configuration link:
>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6dUdqSmRQXzJleHM/edit?usp=sharing
>>>>>> quality configuration link:
>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6NjZVYWw1d19PRHc/edit?usp=sharing
>>>>>>
>>>>>> Cheers,
>>>>>> Nicola.
>>>>>>
>>>>>>
>>>>>>
>>>>>> 2014-03-07 11:53 GMT+01:00 Nicola Lagomarsini <
>>>>>> nicola.lagomars...@geo-solutions.it>:
>>>>>>
>>>>>> Hi all,
>>>>>>>
>>>>>>> I have set the quality factor to 0.1 inside the pull requests.
>>>>>>>
>>>>>>> Cheers,
>>>>>>> Nicola.
>>>>>>>
>>>>>>>
>>>>>>> 2014-03-07 11:11 GMT+01:00 Nicola Lagomarsini <
>>>>>>> nicola.lagomars...@geo-solutions.it>:
>>>>>>>
>>>>>>> Hi Andrea,
>>>>>>>>
>>>>>>>> the quality parameter can be configured inside the application
>>>>>>>> context for the PNGEncoder inside the gwc-wms and gs-gwc modules. By
>>>>>>>> setting for example the quality parameter to 0.1 the image size is
>>>>>>>> considerably reduced.
>>>>>>>>
>>>>>>>> About the hints considerations I have used different hints for each
>>>>>>>> configuration, so I think that this similarity between speed and
>>>>>>>> default
>>>>>>>> configuration could be associated to a similar hints behaviour.
>>>>>>>>
>>>>>>>> Below are listed the hints for each configurations.
>>>>>>>>
>>>>>>>> Speed:
>>>>>>>> KEY_COLOR_RENDERING = VALUE_COLOR_RENDER_SPEED;
>>>>>>>> KEY_ANTIALIASING = VALUE_ANTIALIAS_OFF;
>>>>>>>> KEY_FRACTIONALMETRICS = VALUE_FRACTIONALMETRICS_OFF;
>>>>>>>> KEY_ALPHA_INTERPOLATION = VALUE_ALPHA_INTERPOLATION_SPEED;
>>>>>>>> KEY_INTERPOLATION = VALUE_INTERPOLATION_NEAREST_NEIGHBOR;
>>>>>>>> KEY_RENDERING = VALUE_RENDER_SPEED;
>>>>>>>> KEY_TEXT_ANTIALIASING = VALUE_TEXT_ANTIALIAS_OFF;
>>>>>>>> KEY_STROKE_CONTROL = VALUE_STROKE_PURE;
>>>>>>>>
>>>>>>>> Default:
>>>>>>>> KEY_COLOR_RENDERING = VALUE_COLOR_RENDER_DEFAULT;
>>>>>>>> KEY_ANTIALIASING = VALUE_ANTIALIAS_DEFAULT;
>>>>>>>> KEY_FRACTIONALMETRICS = VALUE_FRACTIONALMETRICS_DEFAULT;
>>>>>>>> KEY_ALPHA_INTERPOLATION =VALUE_ALPHA_INTERPOLATION_DEFAULT;
>>>>>>>> KEY_RENDERING = VALUE_RENDER_DEFAULT;
>>>>>>>> KEY_TEXT_ANTIALIASING = VALUE_TEXT_ANTIALIAS_DEFAULT;
>>>>>>>> KEY_STROKE_CONTROL = VALUE_STROKE_DEFAULT;
>>>>>>>>
>>>>>>>> Quality:
>>>>>>>> KEY_COLOR_RENDERING = VALUE_COLOR_RENDER_QUALITY;
>>>>>>>> KEY_ANTIALIASING = VALUE_ANTIALIAS_ON;
>>>>>>>> KEY_FRACTIONALMETRICS = VALUE_FRACTIONALMETRICS_ON;
>>>>>>>> KEY_ALPHA_INTERPOLATION = VALUE_ALPHA_INTERPOLATION_QUALITY;
>>>>>>>> KEY_INTERPOLATION = VALUE_INTERPOLATION_BILINEAR;
>>>>>>>> KEY_RENDERING = VALUE_RENDER_QUALITY;
>>>>>>>> KEY_TEXT_ANTIALIASING = VALUE_TEXT_ANTIALIAS_ON;
>>>>>>>> KEY_STROKE_CONTROL = VALUE_STROKE_NORMALIZE;
>>>>>>>>
>>>>>>>> Cheers,
>>>>>>>> Nicola.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> 2014-03-07 10:32 GMT+01:00 Andrea Aime <
>>>>>>>> andrea.a...@geo-solutions.it>:
>>>>>>>>
>>>>>>>> On Fri, Mar 7, 2014 at 10:28 AM, Nicola Lagomarsini <
>>>>>>>>> nicola.lagomars...@geo-solutions.it> wrote:
>>>>>>>>>
>>>>>>>>>> Hi all,
>>>>>>>>>>
>>>>>>>>>> I'm going to show some images for comparing the old wmsTileFuser
>>>>>>>>>> class and its modified version, both in *fullWMS* mode enabled.
>>>>>>>>>>
>>>>>>>>>> I made the *fullWMS* parameter configurable from the
>>>>>>>>>> geowebcache.xml file by adding the <fullWMS>TRUE(or FALSE)</fullWMS>
>>>>>>>>>> field.
>>>>>>>>>>
>>>>>>>>>> I added the possibility for the user to change the image quality
>>>>>>>>>> by setting an additional WMS parameter called *hints*. The user
>>>>>>>>>> can choose one of the 3 following values: *speed*, *default*,
>>>>>>>>>> *quality*.
>>>>>>>>>>
>>>>>>>>>> The first image represents the result of a WMS request on a
>>>>>>>>>> vectorial layer, in image/png format. The other 3 images represent
>>>>>>>>>> the same
>>>>>>>>>> WMS request with the new WMS parameter.
>>>>>>>>>>
>>>>>>>>>> The second image value represents the result with the *speed*value
>>>>>>>>>> which takes minor time without any care about the quality.
>>>>>>>>>> The third image (*default* value selected) provides a better
>>>>>>>>>> image quality but requires more time than the *speed*configuration.
>>>>>>>>>> The last image with the *quality* value takes more time than the
>>>>>>>>>> others but the final image has the best quality between the 4 images.
>>>>>>>>>>
>>>>>>>>>> From the results, in fact, it is easy to note that the image
>>>>>>>>>> created with the *quality* hints has a better quality than that
>>>>>>>>>> returned by the old WMSTileFuser class.
>>>>>>>>>>
>>>>>>>>>> I hope this could help to review the pull requests.
>>>>>>>>>>
>>>>>>>>>> P.S. The images are too big to be sent by mail, I add the
>>>>>>>>>> following links for download:
>>>>>>>>>>
>>>>>>>>>> old wms request:
>>>>>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6VVgyVGJPYVV1c1hBMDMzakhPRTZlQTdzRFl3/edit?usp=sharing
>>>>>>>>>> new wms request with speed hints:
>>>>>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6MEhJR1NxTkV2Tnh0Y3Zza2JJdHNtY0RhZVN3/edit?usp=sharing
>>>>>>>>>> new wms request with default hints:
>>>>>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6bk5adnNYN2NjRUk/edit?usp=sharing
>>>>>>>>>> new wms request with quality hints:
>>>>>>>>>> https://drive.google.com/file/d/0B_H-B1p4qGi6b1RTYktBSjBtYlpOdGdFS3NVWkVIb1Rzd3g4/edit?usp=sharing
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> Hi Nicola,
>>>>>>>>> I'm looking at the outputs, and finding something strange. The
>>>>>>>>> quality one is definitely much better, for sure, however:
>>>>>>>>> * the new images are ~20 times larger than the oldwms one (from
>>>>>>>>> 34kb to 758KB), something is wrong with the png compression
>>>>>>>>> parameters I
>>>>>>>>> suppose
>>>>>>>>> * I cannot see any difference, visually, between oldwms, new with
>>>>>>>>> speed, and new with default
>>>>>>>>>
>>>>>>>>> Cheers
>>>>>>>>> Andrea
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> == Our support, Your Success! Visit
>>>>>>>>> http://opensdi.geo-solutions.it for more information ==
>>>>>>>>>
>>>>>>>>> Ing. Andrea Aime
>>>>>>>>> @geowolf
>>>>>>>>> Technical Lead
>>>>>>>>>
>>>>>>>>> GeoSolutions S.A.S.
>>>>>>>>> Via Poggio alle Viti 1187
>>>>>>>>> 55054 Massarosa (LU)
>>>>>>>>> Italy
>>>>>>>>> phone: +39 0584 962313
>>>>>>>>> fax: +39 0584 1660272
>>>>>>>>> mob: +39 339 8844549
>>>>>>>>>
>>>>>>>>> http://www.geo-solutions.it
>>>>>>>>> http://twitter.com/geosolutions_it
>>>>>>>>>
>>>>>>>>> -------------------------------------------------------
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> ==
>>>>>>>> Our support, Your Success! Visit http://opensdi.geo-solutions.itfor
>>>>>>>> more information.
>>>>>>>> ==
>>>>>>>>
>>>>>>>> Ing. Nicola Lagormarsini
>>>>>>>> Junior Software Engineer
>>>>>>>>
>>>>>>>> GeoSolutions S.A.S.
>>>>>>>> Via Poggio alle Viti 1187
>>>>>>>> 55054 Massarosa (LU)
>>>>>>>> Italy
>>>>>>>> phone: +39 0584 962313
>>>>>>>> fax: +39 0584 1660272
>>>>>>>>
>>>>>>>> http://www.geo-solutions.it
>>>>>>>> http://twitter.com/geosolutions_it
>>>>>>>>
>>>>>>>> -------------------------------------------------------
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> ==
>>>>>>> Our support, Your Success! Visit http://opensdi.geo-solutions.itfor
>>>>>>> more information.
>>>>>>> ==
>>>>>>>
>>>>>>> Ing. Nicola Lagormarsini
>>>>>>> Junior Software Engineer
>>>>>>>
>>>>>>> GeoSolutions S.A.S.
>>>>>>> Via Poggio alle Viti 1187
>>>>>>> 55054 Massarosa (LU)
>>>>>>> Italy
>>>>>>> phone: +39 0584 962313
>>>>>>> fax: +39 0584 1660272
>>>>>>>
>>>>>>> http://www.geo-solutions.it
>>>>>>> http://twitter.com/geosolutions_it
>>>>>>>
>>>>>>> -------------------------------------------------------
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> ==
>>>>>> Our support, Your Success! Visit http://opensdi.geo-solutions.it for
>>>>>> more information.
>>>>>> ==
>>>>>>
>>>>>> Ing. Nicola Lagormarsini
>>>>>> Junior Software Engineer
>>>>>>
>>>>>> GeoSolutions S.A.S.
>>>>>> Via Poggio alle Viti 1187
>>>>>> 55054 Massarosa (LU)
>>>>>> Italy
>>>>>> phone: +39 0584 962313
>>>>>> fax: +39 0584 1660272
>>>>>>
>>>>>> http://www.geo-solutions.it
>>>>>> http://twitter.com/geosolutions_it
>>>>>>
>>>>>> -------------------------------------------------------
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> ==
>>>>> Our support, Your Success! Visit http://opensdi.geo-solutions.it for
>>>>> more information.
>>>>> ==
>>>>>
>>>>> Ing. Nicola Lagormarsini
>>>>> Junior Software Engineer
>>>>>
>>>>> GeoSolutions S.A.S.
>>>>> Via Poggio alle Viti 1187
>>>>> 55054 Massarosa (LU)
>>>>> Italy
>>>>> phone: +39 0584 962313
>>>>> fax: +39 0584 1660272
>>>>>
>>>>> http://www.geo-solutions.it
>>>>> http://twitter.com/geosolutions_it
>>>>>
>>>>> -------------------------------------------------------
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> ==
>>>> Meet us at GEO Business 2014! in London! Visit http://goo.gl/fES3aK
>>>> for more information.
>>>> ==
>>>>
>>>> Ing. Nicola Lagormarsini
>>>> Junior Software Engineer
>>>>
>>>> GeoSolutions S.A.S.
>>>> Via Poggio alle Viti 1187
>>>> 55054 Massarosa (LU)
>>>> Italy
>>>> phone: +39 0584 962313
>>>> fax: +39 0584 1660272
>>>>
>>>> http://www.geo-solutions.it
>>>> http://twitter.com/geosolutions_it
>>>>
>>>> -------------------------------------------------------
>>>>
>>>
>>>
>>>
>>> --
>>> ==
>>> Meet us at GEO Business 2014! in London! Visit http://goo.gl/fES3aK
>>> for more information.
>>> ==
>>>
>>> Ing. Nicola Lagomarsini
>>> Junior Software Engineer
>>>
>>> GeoSolutions S.A.S.
>>> Via Poggio alle Viti 1187
>>> 55054 Massarosa (LU)
>>> Italy
>>> phone: +39 0584 962313
>>> fax: +39 0584 1660272
>>>
>>> http://www.geo-solutions.it
>>> http://twitter.com/geosolutions_it
>>>
>>> -------------------------------------------------------
>>>
>>
>>
>>
>> --
>> ==
>> Meet us at GEO Business 2014! in London! Visit http://goo.gl/fES3aK
>> for more information.
>> ==
>>
>> Ing. Nicola Lagomarsini
>> Junior Software Engineer
>>
>> GeoSolutions S.A.S.
>> Via Poggio alle Viti 1187
>> 55054 Massarosa (LU)
>> Italy
>> phone: +39 0584 962313
>> fax: +39 0584 1660272
>>
>> http://www.geo-solutions.it
>> http://twitter.com/geosolutions_it
>>
>> -------------------------------------------------------
>>
>
>
>
> --
> ==
> Meet us at GEO Business 2014! in London! Visit http://goo.gl/fES3aK
> for more information.
> ==
>
> Ing. Nicola Lagomarsini
> Junior Software Engineer
>
> GeoSolutions S.A.S.
> Via Poggio alle Viti 1187
> 55054 Massarosa (LU)
> Italy
> phone: +39 0584 962313
> fax: +39 0584 1660272
>
> http://www.geo-solutions.it
> http://twitter.com/geosolutions_it
>
> -------------------------------------------------------
>
>
> ------------------------------------------------------------------------------
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--
Kevin Smith
Junior Software Engineer | Boundless
ksm...@boundlessgeo.com
+1-778-785-7459
@boundlessgeo <https://twitter.com/boundlessgeo>
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