diff --git a/backend_canonselphy.c b/backend_canonselphy.c index 3c6dfac..eb66006 100644 --- a/backend_canonselphy.c +++ b/backend_canonselphy.c @@ -1370,4 +1370,17 @@ struct dyesub_backend canonselphy_backend = { L == 5087264 == 1695744 * 3 + 32 (1536*1104) C == 2180384 == 726784 * 3 + 32 (1088*668) + It is worth mentioning that the image payload is Y'CbCr rather than the + traditional YMC (or even BGR) of other dyseubs. Our best guess is that + we need to use the JPEG coefficients, although we realistically have + no way of confirming this. + + It is hoped that the printers do support YMC data, but as of yet we + have no way of determining if this is possible. + + Also, we have reports of the printer not quite behaving properly + in the face of multiple jobs; it's possible this thing may need a + backend after all, but more sniffs will need to be performed to determine + what the status readbacks (if any) mean. + */