$ exifprobe maxwell_final.jpg
File Name = maxwell_final.jpg
File Type = JPEG
File Size = 119189
@000000000=0       :  <JPEG_SOI>
@0x0000002=2       :    <JPEG_APP0> 0xffe0 length 16, 'JFIF'
@0x000000b=11      :      Version       = 1.1
@0x000000d=13      :      Units         = 'dots/inch'
@0x000000e=14      :      Xdensity      = 180
@0x0000010=16      :      Ydensity      = 180
@0x0000012=18      :      XThumbnail    = 0
@0x0000013=19      :      YThumbnail    = 0
@0x0000013=19      :    </JPEG_APP0>
@0x0000014=20      :    <JPEG_DQT> length 67
@0x0000059=89      :    <JPEG_DQT> length 67
@0x000009e=158     :    <JPEG_SOF_2> length 17, 8 bits/sample, components=3, width=618, height=410
@0x00000b1=177     :    <JPEG_DHT> length 28 table class = 0 table id = 0
@0x00000cf=207     :    <JPEG_DHT> length 28 table class = 1 table id = 0
@0x00000ed=237     :    <JPEG_SOS> length 12  start of JPEG data, 3 components 253380 pixels
@0x001d193=119187  :  <JPEG_EOI> JPEG length 119189
-0x001d194=119188  :  END OF FILE
@000000000=0       :  Start of JPEG progressive DCT Huffman primary image [618x410] length 119189 (APP0)
-0x001d194=119188  :    End of JPEG primary image data
Number of images = 1
File Format = JPEG/APP0/JFIF


$ exifprobe maxwell_final3.jpg
File Name = maxwell_final3.jpg
File Type = JPEG
File Size = 115176
@000000000=0       :  <JPEG_SOI>
@0x0000002=2       :    <JPEG_APP0> 0xffe0 length 16, 'JFIF'
@0x000000b=11      :      Version       = 1.1
@0x000000d=13      :      Units         = 'dots/inch'
@0x000000e=14      :      Xdensity      = 180
@0x0000010=16      :      Ydensity      = 180
@0x0000012=18      :      XThumbnail    = 0
@0x0000013=19      :      YThumbnail    = 0
@0x0000013=19      :    </JPEG_APP0>
@0x0000014=20      :    <JPEG_DQT> length 67
@0x0000059=89      :    <JPEG_DQT> length 67
@0x000009e=158     :    <JPEG_SOF_2> length 17, 8 bits/sample, components=3, width=642, height=428
@0x00000b1=177     :    <JPEG_DHT> length 29 table class = 0 table id = 0
@0x00000d0=208     :    <JPEG_DHT> length 28 table class = 1 table id = 0
@0x00000ee=238     :    <JPEG_SOS> length 12  start of JPEG data, 3 components 274776 pixels
@0x001c1e6=115174  :  <JPEG_EOI> JPEG length 115176
-0x001c1e7=115175  :  END OF FILE
@000000000=0       :  Start of JPEG progressive DCT Huffman primary image [642x428] length 115176 (APP0)
-0x001c1e7=115175  :    End of JPEG primary image data
Number of images = 1
File Format = JPEG/APP0/JFIF