I have these 2 JPEG's and I join them into a single pdf with the following command:
convert -compress JPEG -quality 90 -page A4 1.jpg 2.jpg doc.pdf
However the resulting document's size is only 50x71 mm, you can see it on the following image. This happens with every
-page format. It works well if I don't specify a
(No, this capture is not scaled down to fit in the question).