LaTeX - how to detect scale of includegraphics

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4















I have a general question, so without any example code.



I'm implementing part of document containing gallery of images.



Generally, I have two types of images:



1) document, typically scanned A4, which shall be displayed to full page, required scaling is to keep maximum width and detect the height: includegraphics[width=textwidth]image.jpg



2) photo, which shall be scaled down to maximize amount of images at one page - height is fixed and width is detected: includegraphics[height=4cm]image.jpg



For most images it works OK, but for very rare exceptions I have problem with non-standard dimensions:



1) very high document which doesn't fit to page height if I specify width=textwidth



2) very wide photo which doesn't fit to text width if I specify height=XXcm



Question is: how to implement something like below description?



1) width = textwidth if height fits page height, otherwise scale image (= keep aspect ratio) to image height = page height - some spare buffer for caption



2) height = some height if width fits textwidth, otherwise scale image to image width = textwidth



Note: dimensions of images can vary from image to image and all above cases could be randomly in one chapter.










share|improve this question

















  • 4





    includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

    – David Carlisle
    Jan 1 at 21:47
















4















I have a general question, so without any example code.



I'm implementing part of document containing gallery of images.



Generally, I have two types of images:



1) document, typically scanned A4, which shall be displayed to full page, required scaling is to keep maximum width and detect the height: includegraphics[width=textwidth]image.jpg



2) photo, which shall be scaled down to maximize amount of images at one page - height is fixed and width is detected: includegraphics[height=4cm]image.jpg



For most images it works OK, but for very rare exceptions I have problem with non-standard dimensions:



1) very high document which doesn't fit to page height if I specify width=textwidth



2) very wide photo which doesn't fit to text width if I specify height=XXcm



Question is: how to implement something like below description?



1) width = textwidth if height fits page height, otherwise scale image (= keep aspect ratio) to image height = page height - some spare buffer for caption



2) height = some height if width fits textwidth, otherwise scale image to image width = textwidth



Note: dimensions of images can vary from image to image and all above cases could be randomly in one chapter.










share|improve this question

















  • 4





    includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

    – David Carlisle
    Jan 1 at 21:47














4












4








4


1






I have a general question, so without any example code.



I'm implementing part of document containing gallery of images.



Generally, I have two types of images:



1) document, typically scanned A4, which shall be displayed to full page, required scaling is to keep maximum width and detect the height: includegraphics[width=textwidth]image.jpg



2) photo, which shall be scaled down to maximize amount of images at one page - height is fixed and width is detected: includegraphics[height=4cm]image.jpg



For most images it works OK, but for very rare exceptions I have problem with non-standard dimensions:



1) very high document which doesn't fit to page height if I specify width=textwidth



2) very wide photo which doesn't fit to text width if I specify height=XXcm



Question is: how to implement something like below description?



1) width = textwidth if height fits page height, otherwise scale image (= keep aspect ratio) to image height = page height - some spare buffer for caption



2) height = some height if width fits textwidth, otherwise scale image to image width = textwidth



Note: dimensions of images can vary from image to image and all above cases could be randomly in one chapter.










share|improve this question














I have a general question, so without any example code.



I'm implementing part of document containing gallery of images.



Generally, I have two types of images:



1) document, typically scanned A4, which shall be displayed to full page, required scaling is to keep maximum width and detect the height: includegraphics[width=textwidth]image.jpg



2) photo, which shall be scaled down to maximize amount of images at one page - height is fixed and width is detected: includegraphics[height=4cm]image.jpg



For most images it works OK, but for very rare exceptions I have problem with non-standard dimensions:



1) very high document which doesn't fit to page height if I specify width=textwidth



2) very wide photo which doesn't fit to text width if I specify height=XXcm



Question is: how to implement something like below description?



1) width = textwidth if height fits page height, otherwise scale image (= keep aspect ratio) to image height = page height - some spare buffer for caption



2) height = some height if width fits textwidth, otherwise scale image to image width = textwidth



Note: dimensions of images can vary from image to image and all above cases could be randomly in one chapter.







scaling width height includegraphics overflow






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asked Jan 1 at 21:40









JosephJoseph

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374







  • 4





    includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

    – David Carlisle
    Jan 1 at 21:47













  • 4





    includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

    – David Carlisle
    Jan 1 at 21:47








4




4





includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

– David Carlisle
Jan 1 at 21:47






includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..

– David Carlisle
Jan 1 at 21:47











1 Answer
1






active

oldest

votes


















11














If you specify both height and width keys, and specify keepaspectratio then the values are taken as upper bounds and the image is scaled so that both height and width fit within the specified areas, so you need something like



includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..


if the caption takes .25textheight






share|improve this answer


















  • 1





    Is .75 a random number or does it have any special meaning?

    – manooooh
    Jan 2 at 2:29






  • 2





    @Manooooh it's just a guess reasonable value

    – David Carlisle
    Jan 2 at 10:49











  • Solution works fine, thank you

    – Joseph
    Jan 2 at 21:08










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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









11














If you specify both height and width keys, and specify keepaspectratio then the values are taken as upper bounds and the image is scaled so that both height and width fit within the specified areas, so you need something like



includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..


if the caption takes .25textheight






share|improve this answer


















  • 1





    Is .75 a random number or does it have any special meaning?

    – manooooh
    Jan 2 at 2:29






  • 2





    @Manooooh it's just a guess reasonable value

    – David Carlisle
    Jan 2 at 10:49











  • Solution works fine, thank you

    – Joseph
    Jan 2 at 21:08















11














If you specify both height and width keys, and specify keepaspectratio then the values are taken as upper bounds and the image is scaled so that both height and width fit within the specified areas, so you need something like



includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..


if the caption takes .25textheight






share|improve this answer


















  • 1





    Is .75 a random number or does it have any special meaning?

    – manooooh
    Jan 2 at 2:29






  • 2





    @Manooooh it's just a guess reasonable value

    – David Carlisle
    Jan 2 at 10:49











  • Solution works fine, thank you

    – Joseph
    Jan 2 at 21:08













11












11








11







If you specify both height and width keys, and specify keepaspectratio then the values are taken as upper bounds and the image is scaled so that both height and width fit within the specified areas, so you need something like



includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..


if the caption takes .25textheight






share|improve this answer













If you specify both height and width keys, and specify keepaspectratio then the values are taken as upper bounds and the image is scaled so that both height and width fit within the specified areas, so you need something like



includegraphics[width=textwidth, height=.75textheight,keepaspectratio]..


if the caption takes .25textheight







share|improve this answer












share|improve this answer



share|improve this answer










answered Jan 1 at 22:01









David CarlisleDavid Carlisle

485k4111201863




485k4111201863







  • 1





    Is .75 a random number or does it have any special meaning?

    – manooooh
    Jan 2 at 2:29






  • 2





    @Manooooh it's just a guess reasonable value

    – David Carlisle
    Jan 2 at 10:49











  • Solution works fine, thank you

    – Joseph
    Jan 2 at 21:08












  • 1





    Is .75 a random number or does it have any special meaning?

    – manooooh
    Jan 2 at 2:29






  • 2





    @Manooooh it's just a guess reasonable value

    – David Carlisle
    Jan 2 at 10:49











  • Solution works fine, thank you

    – Joseph
    Jan 2 at 21:08







1




1





Is .75 a random number or does it have any special meaning?

– manooooh
Jan 2 at 2:29





Is .75 a random number or does it have any special meaning?

– manooooh
Jan 2 at 2:29




2




2





@Manooooh it's just a guess reasonable value

– David Carlisle
Jan 2 at 10:49





@Manooooh it's just a guess reasonable value

– David Carlisle
Jan 2 at 10:49













Solution works fine, thank you

– Joseph
Jan 2 at 21:08





Solution works fine, thank you

– Joseph
Jan 2 at 21:08

















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