This shows you the differences between two versions of the page.
Both sides previous revision Previous revision | |||
finding_image_file_dimensions [2018/10/17 13:35] richardrussell Corrected JPG dimensions |
finding_image_file_dimensions [2018/10/17 13:40] (current) richardrussell |
||
---|---|---|---|
Line 19: | Line 19: | ||
PTR#F% = 4 | PTR#F% = 4 | ||
REPEAT PTR#F% = PTR#F% + 256 * BGET#F% + BGET#F% | REPEAT PTR#F% = PTR#F% + 256 * BGET#F% + BGET#F% | ||
- | UNTIL BGET#F% = &FF AND BGET#F% = &C0 OR EOF#F% | + | UNTIL BGET#F% = &FF AND (BGET#F% AND &F0) = &C0 OR EOF#F% |
PTR#F% = PTR#F% + 3 | PTR#F% = PTR#F% + 3 | ||
H% = 256 * BGET#F% + BGET#F% | H% = 256 * BGET#F% + BGET#F% |