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boundary=f46d043bdde4a5244c0510ebce33 --f46d043bdde4a5244c0510ebce33 Content-Type: text/plain; charset=UTF-8 On Tue, Mar 10, 2015 at 9:51 AM, Hans Hagen wrote: > On 3/9/2015 10:18 PM, Harald Koenig wrote: > >> Hi, >> >> and here a 1st problem including (some) JPGs which are created/converted >> using "convert" >> from ImageMagick (using ImageMagick-6.8.6.9-2.28.1.x86_64 from openSUSE >> 13.1 -- just in case...) >> >> btw. -- I'm using a decent standalone context installation, full log file >> attached... >> >> running "context j1.tex" I get >> >> LuaTeX warning: arithmetic: number too big >> graphics > inclusion > limiting natural dimensions of >> './IMG_9712c1_bad.jpg' (height) >> > > when i provide more detail here: > > graphics > inclusion > limiting natural dimensions of > './IMG_9712c1_ok.jpg', old -32768pt * 17778.42pt, new -30197.89787pt * > 16383.99998pt > > so we have a bug in the engine (or jpg library) > > convert IMG_9712c1_bad.jpg IMG_9712c1_bad_1.jpg IMG_9712c1_bad_1.jpg now wroks identify -verbose IMG_9712c1_bad_1.jpg > o1 identify -verbose IMG_9712c1_bad.jpg > o $ diff o o1 1c1 < Image: IMG_9712c1_bad.jpg --- > Image: IMG_9712c1_bad_1.jpg 7c7 < Units: Undefined --- > Units: PixelsPerInch 20,23c20,23 < mean: 124.329 (0.487564) < standard deviation: 17.5202 (0.0687068) < kurtosis: 2.41664 < skewness: -1.26318 --- > mean: 124.324 (0.487547) > standard deviation: 17.5075 (0.0686569) > kurtosis: 2.41645 > skewness: -1.2637 27,30c27,30 < mean: 111.362 (0.436713) < standard deviation: 15.7153 (0.0616287) < kurtosis: 2.28057 < skewness: -1.32468 --- > mean: 111.364 (0.436722) > standard deviation: 15.7186 (0.0616417) > kurtosis: 2.2811 > skewness: -1.32482 34,37c34,37 < mean: 93.8436 (0.368014) < standard deviation: 14.7826 (0.0579712) < kurtosis: 1.96665 < skewness: -1.31581 --- > mean: 93.842 (0.368008) > standard deviation: 14.7911 (0.0580042) > kurtosis: 1.96604 > skewness: -1.31629 42,45c42,45 < mean: 109.845 (0.430764) < standard deviation: 16.0464 (0.0629269) < kurtosis: 5.8085 < skewness: -1.07043 --- > mean: 109.844 (0.430759) > standard deviation: 16.0454 (0.0629232) > kurtosis: 5.81176 > skewness: -1.07339 66,67c66,67 < date:create: 2015-03-10T09:44:29+01:00 < date:modify: 2015-03-10T09:29:18+01:00 --- > date:create: 2015-03-10T10:19:42+01:00 > date:modify: 2015-03-10T10:19:42+01:00 70c70 < signature: 9a007a0aa8c2cec2e9a4a7c6be79b538eac50590d343c3f31e2b0dbe1561e2dc --- > signature: 3b838a4b66f58fb8e4b06578358c51e6efb8cc72ff7a5f4a88acf6f42067e228 72c72 < filename: IMG_9712c1_bad.jpg --- > filename: IMG_9712c1_bad_1.jpg shows that Units: Undefined is the problem. Imo, this is a bad jpg that should be fixed and not a bug of luatex. -- luigi --f46d043bdde4a5244c0510ebce33 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable


On Tue, Mar 10, 2015 at 9:51 AM, Hans Hagen <pragma@wxs.nl> = wrote:
On 3/9/2015 10:18 PM, Harald Ko= enig wrote:
Hi,

and here a 1st problem including (some) JPGs which are created/converted us= ing "convert"
from ImageMagick (using ImageMagick-6.8.6.9-2.28.1.x86_64 from openS= USE 13.1 -- just in case...)

btw. -- I'm using a decent standalone context installation, full log fi= le attached...

running "context j1.tex" I get

=C2=A0 =C2=A0 =C2=A0 =C2=A0 LuaTeX warning: arithmetic: number too big
=C2=A0 =C2=A0 =C2=A0 =C2=A0 graphics=C2=A0 =C2=A0 =C2=A0 =C2=A0 > inclus= ion > limiting natural dimensions of './IMG_9712c1_bad.jpg' (hei= ght)

 when i provide more detail here:

graphics=C2=A0 =C2=A0 =C2=A0 =C2=A0 > inclusion > limiting natural di= mensions of './IMG_9712c1_ok.jpg', old -32768pt * 17778.42pt, new -= 30197.89787pt * 16383.99998pt

so we have a bug in the engine (or jpg library)


=C2=A0convert IMG_9712c1= _bad.jpg IMG_9712c1_bad_1.jpg
IMG_9712c1_bad_1.jpg now wroks<= br>

identify -verbose IMG_9712c1_bad_1.jpg > o1= =C2=A0
identify -verbose IMG_9712c1_bad.jpg > o
=
=C2=A0
=C2=A0$ diff o o1=C2=A0
1c1
< Image: IMG_9712c1_bad.jpg
---
> Image:= IMG_9712c1_bad_1.jpg
7c7
< =C2=A0 Units: Undefined<= /div>
---
> =C2=A0 Units: PixelsPerInch
20,23c20= ,23
< =C2=A0 =C2=A0 =C2=A0 mean: 124.329 (0.487564)
= < =C2=A0 =C2=A0 =C2=A0 standard deviation: 17.5202 (0.0687068)
< =C2=A0 =C2=A0 =C2=A0 kurtosis: 2.41664
< =C2=A0 =C2=A0 = =C2=A0 skewness: -1.26318
---
> =C2=A0 =C2=A0 =C2=A0= mean: 124.324 (0.487547)
> =C2=A0 =C2=A0 =C2=A0 standard devi= ation: 17.5075 (0.0686569)
> =C2=A0 =C2=A0 =C2=A0 kurtosis: 2.= 41645
> =C2=A0 =C2=A0 =C2=A0 skewness: -1.2637
27,30= c27,30
< =C2=A0 =C2=A0 =C2=A0 mean: 111.362 (0.436713)
< =C2=A0 =C2=A0 =C2=A0 standard deviation: 15.7153 (0.0616287)
<= div>< =C2=A0 =C2=A0 =C2=A0 kurtosis: 2.28057
< =C2=A0 =C2= =A0 =C2=A0 skewness: -1.32468
---
> =C2=A0 =C2=A0 = =C2=A0 mean: 111.364 (0.436722)
> =C2=A0 =C2=A0 =C2=A0 standar= d deviation: 15.7186 (0.0616417)
> =C2=A0 =C2=A0 =C2=A0 kurtos= is: 2.2811
> =C2=A0 =C2=A0 =C2=A0 skewness: -1.32482
34,37c34,37
< =C2=A0 =C2=A0 =C2=A0 mean: 93.8436 (0.368014)
< =C2=A0 =C2=A0 =C2=A0 standard deviation: 14.7826 (0.0579712)<= /div>
< =C2=A0 =C2=A0 =C2=A0 kurtosis: 1.96665
< =C2=A0= =C2=A0 =C2=A0 skewness: -1.31581
---
> =C2=A0 =C2= =A0 =C2=A0 mean: 93.842 (0.368008)
> =C2=A0 =C2=A0 =C2=A0 stan= dard deviation: 14.7911 (0.0580042)
> =C2=A0 =C2=A0 =C2=A0 kur= tosis: 1.96604
> =C2=A0 =C2=A0 =C2=A0 skewness: -1.31629
=
42,45c42,45
< =C2=A0 =C2=A0 =C2=A0 mean: 109.845 (0.43076= 4)
< =C2=A0 =C2=A0 =C2=A0 standard deviation: 16.0464 (0.06292= 69)
< =C2=A0 =C2=A0 =C2=A0 kurtosis: 5.8085
< =C2= =A0 =C2=A0 =C2=A0 skewness: -1.07043
---
> =C2=A0 = =C2=A0 =C2=A0 mean: 109.844 (0.430759)
> =C2=A0 =C2=A0 =C2=A0 = standard deviation: 16.0454 (0.0629232)
> =C2=A0 =C2=A0 =C2=A0= kurtosis: 5.81176
> =C2=A0 =C2=A0 =C2=A0 skewness: -1.07339
66,67c66,67
< =C2=A0 =C2=A0 date:create: 2015-03-10T0= 9:44:29+01:00
< =C2=A0 =C2=A0 date:modify: 2015-03-10T09:29:18= +01:00
---
> =C2=A0 =C2=A0 date:create: 2015-03-10T1= 0:19:42+01:00
> =C2=A0 =C2=A0 date:modify: 2015-03-10T10:19:42= +01:00
70c70
< =C2=A0 =C2=A0 signature: 9a007a0aa8c2= cec2e9a4a7c6be79b538eac50590d343c3f31e2b0dbe1561e2dc
---
> =C2=A0 =C2=A0 signature: 3b838a4b66f58fb8e4b06578358c51e6efb8cc72ff7= a5f4a88acf6f42067e228
72c72
< =C2=A0 =C2=A0 filename= : IMG_9712c1_bad.jpg
---
> =C2=A0 =C2=A0 filename: I= MG_9712c1_bad_1.jpg

shows that=C2=A0Units: Undefin= ed=C2=A0
is the problem.
Imo, this is a bad jpg that sh= ould be fixed =C2=A0and not a bug of luatex.

-- <= br>
luigi
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