yes, it was in my reply, but note that LR does not offer the option to export as PNG:
However, to cloud the issue somewhat, I have found an example this morning of a TIFF (originally generated as a black & white file from a scanner) which, when operated on with IM to add a border,
true. here we go: As before, colour file first, black and white next, but also (in case it is helpful) the black& white bordered tiff that
import OK.
Code: Select all
Image: 20130610-1-3.jpg
Format: JPEG (Joint Photographic Experts Group JFIF format)
Class: DirectClass
Geometry: 1280x960+0+0
Resolution: 72x72
Print size: 17.7778x13.3333
Units: PixelsPerInch
Type: Grayscale
Base type: Grayscale
Endianess: Undefined
Colorspace: sRGB
Depth: 8-bit
Channel depth:
gray: 8-bit
Channel statistics:
Gray:
min: 0 (0)
max: 253 (0.992157)
mean: 29.3576 (0.115128)
standard deviation: 35.2318 (0.138164)
kurtosis: 7.39217
skewness: 2.66613
Colors: 251
Histogram:
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1668: (105,105,105) #696969 DimGray
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1402: (126,126,126) #7E7E7E gray
1317: (127,127,127) #7F7F7F grey50
1352: (128,128,128) #808080 fractal
1210: (129,129,129) #818181 srgb(129,129,129)
1189: (130,130,130) #828282 grey51
1194: (131,131,131) #838383 srgb(131,131,131)
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876: (136,136,136) #888888 srgb(136,136,136)
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393: (169,169,169) #A9A9A9 DarkGray
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382: (172,172,172) #ACACAC srgb(172,172,172)
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316: (174,174,174) #AEAEAE srgb(174,174,174)
382: (175,175,175) #AFAFAF srgb(175,175,175)
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324: (177,177,177) #B1B1B1 srgb(177,177,177)
343: (178,178,178) #B2B2B2 srgb(178,178,178)
341: (179,179,179) #B3B3B3 grey70
298: (180,180,180) #B4B4B4 srgb(180,180,180)
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287: (183,183,183) #B7B7B7 srgb(183,183,183)
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Transparent color: black
Interlace: None
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Page geometry: 1280x960+0+0
Dispose: Undefined
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Compression: JPEG
Quality: 99
Orientation: Undefined
Properties:
date:create: 2013-06-14T21:38:52+01:00
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Profiles:
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Profile-exif: 8812 bytes
Profile-icc: 3144 bytes
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Manufacturer: IEC http://www.iec.ch
Model: IEC 61966-2.1 Default RGB colour space - sRGB
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Keyword[2,25]: 90mm
Keyword[2,25]: E-P2
Keyword[2,25]: Olympus
Keyword[2,25]: Tamron SP
Keyword[2,25]: evening
Keyword[2,25]: flower
Keyword[2,25]: garden
Keyword[2,25]: yellow
Created Date[2,55]: 20130610
Created Time[2,60]: 201636
unknown[2,62]: 20130610
unknown[2,63]: 201636
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