Re: [gdal-dev] OpenJPEG driver

2014-05-20 Thread Even Rouault
Selon Guillaume Pasero : > Hi Even, > > Le 19/05/2014 20:01, Even Rouault a écrit : > > Guillaume, > > > >> I am using the OpenJPEG driver from GDAL and I noticed some differences > >> with the behaviour of an other OpenJPEG "driver" that I used before in > >> the library Orfeo ToolBox. The GDAL

Re: [gdal-dev] OpenJPEG driver

2014-05-20 Thread Jukka Rahkonen
SAVINAUD Mickaël c-s.fr> writes: > > IMHO the test case seems to be a bit too artificial to justify any change, > > unless there are real world cases where that would cause issues. > > > Yes it is not a real case but it is a conformance data which allow to > define if a decoder is JPEG decodi

Re: [gdal-dev] OpenJPEG driver

2014-05-20 Thread Even Rouault
Mickaël, > > > >> * The size of the overview at level 'n' is computed as : ovr_size = > >> raster_size / 2^n , whereas it should be ovr_size = ceil( > >> raster_size / float(2^n) ) > >> > > > > Hum, any reason to particularly round to the upper value rather than > > the lower > > value ?

Re: [gdal-dev] OpenJPEG driver

2014-05-20 Thread Guillaume Pasero
Hi Even, Le 19/05/2014 20:01, Even Rouault a écrit : Guillaume, I am using the OpenJPEG driver from GDAL and I noticed some differences with the behaviour of an other OpenJPEG "driver" that I used before in the library Orfeo ToolBox. The GDAL driver fails to pass a conformance test : using the

Re: [gdal-dev] OpenJPEG driver

2014-05-19 Thread SAVINAUD Mickaël
Hi Even, Even Rouault a écrit : Guillaume, I am using the OpenJPEG driver from GDAL and I noticed some differences with the behaviour of an other OpenJPEG "driver" that I used before in the library Orfeo ToolBox. The GDAL driver fails to pass a conformance test : using the input file "jpeg2

Re: [gdal-dev] OpenJPEG driver

2014-05-19 Thread Even Rouault
Guillaume, > > I am using the OpenJPEG driver from GDAL and I noticed some differences > with the behaviour of an other OpenJPEG "driver" that I used before in > the library Orfeo ToolBox. The GDAL driver fails to pass a conformance > test : using the input file "jpeg2000_conf_p1_06.j2k" Are yo

[gdal-dev] OpenJPEG driver

2014-05-19 Thread Guillaume Pasero
Hi everybody, I am using the OpenJPEG driver from GDAL and I noticed some differences with the behaviour of an other OpenJPEG "driver" that I used before in the library Orfeo ToolBox. The GDAL driver fails to pass a conformance test : using the input file "jpeg2000_conf_p1_06.j2k" , reading th