canonselphyneo: Decode more error codes and battery status
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@ -79,22 +79,38 @@ static const char *selphyneo_errors(uint8_t err)
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switch(err) {
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case 0x00:
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return "None";
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case 0x01:
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return "Low battery";
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case 0x02:
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return "Paper Feed";
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return "Paper Feed (No Paper?)";
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case 0x03:
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return "No Paper";
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return "No Paper Tray";
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case 0x04:
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return "Incorrect Paper Tray";
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case 0x05:
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return "Incorrect Paper loaded";
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case 0x06:
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return "Ink Cassette Empty";
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case 0x07:
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return "No Ink";
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case 0x08:
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return "Incorrect Ink loaded";
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case 0x09:
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return "No Paper and Ink";
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case 0x0A:
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return "Incorrect media for job";
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return "Incorrect paper tray and ink for job";
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case 0x0B:
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return "Paper jam";
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case 0x0C:
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return "Ink jam";
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case 0x0D:
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return "Ink illegal";
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case 0x0E:
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return "Unknown Ink";
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case 0x0F:
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return "Unknown Paper";
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case 0x10:
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return "Unknown Command";
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default:
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return "Unknown Error";
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}
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@ -116,6 +132,20 @@ static const char *selphynew_pgcodes(uint8_t type) {
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}
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}
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static const char *selphyneo_powers(uint8_t sts) {
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switch (sts & 0x3) {
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case 0x00:
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return "Line Power";
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case 0x01:
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return "Battery OK";
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case 0x03:
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return "Battery Low";
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default:
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return "Unknown";
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}
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}
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static int selphyneo_send_reset(struct selphyneo_ctx *ctx)
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{
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uint8_t rstcmd[12] = { 0x40, 0x10, 0x00, 0x00,
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@ -150,6 +180,7 @@ static int selphyneo_get_status(struct selphyneo_ctx *ctx)
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return CUPS_BACKEND_FAILED;
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INFO("Printer state: %s\n", selphyneo_statuses(rdback.data[0]));
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INFO("Printer power state: %s\n", selphyneo_powers(rdback.data[7]));
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INFO("Media type: %s\n", selphynew_pgcodes(rdback.data[6]));
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if (rdback.data[2]) {
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INFO("Printer error: %s\n", selphyneo_errors(rdback.data[2]));
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@ -503,7 +534,7 @@ static const char *canonselphyneo_prefixes[] = {
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const struct dyesub_backend canonselphyneo_backend = {
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.name = "Canon SELPHY CP (new)",
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.version = "0.22",
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.version = "0.23",
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.uri_prefixes = canonselphyneo_prefixes,
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.cmdline_usage = selphyneo_cmdline,
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.cmdline_arg = selphyneo_cmdline_arg,
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@ -530,7 +561,7 @@ const struct dyesub_backend canonselphyneo_backend = {
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Stream formats and readback codes for supported printers
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***************************************************************************
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Selphy CP820/CP910/CP1000/CP1200/CP1300:
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Selphy CP820/CP910/CP1000/CP1200/CP1300/CP1500:
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Radically different spool file format from older Selphy models.
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300dpi, same nominal print sizes but slightly different dimensions.
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@ -548,7 +579,7 @@ const struct dyesub_backend canonselphyneo_backend = {
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4c 80 04 c0 05 1152 * 1472 (L)
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43 40 04 9c 02 1088 * 668 (C)
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ZZ == 00 Y'CbCr data follows
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ZZ == 00 YUV444 data follows
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== 01 CMY data follows
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Followed by three planes of image data:
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@ -557,8 +588,11 @@ const struct dyesub_backend canonselphyneo_backend = {
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L == 5087264 (1695744 * 3)
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C == 2180384 (726784 * 3)
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It is worth mentioning that the Y'CbCr image data is surmised to use the
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JPEG coefficients, although we realistically have no way of confirming this.
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RGB -> YUV444 is as follows:
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Y = ( 77 * R + 150 * G + 29 * B + 128 ) >> 8
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U = ( ( -43 * R + 85 * G + 128 * B + 128 ) >> 8 ) + 128
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V = ( ( 128 * R - 107 * G - 21 * B + 128 ) >> 8 ) + 128
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Other questions:
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@ -567,11 +601,10 @@ const struct dyesub_backend canonselphyneo_backend = {
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- Pattern 1 (Matte)
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- Pattern 2 (Fine Matte)
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- Pattern 3 (Grid - not all models?)
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* How to detect battery pack
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Data Readback:
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XX 00 YY 00 00 00 ZZ 00 00 00 00 00
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XX 00 YY 00 00 00 ZZ PP 00 00 00 00
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XX == Status
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@ -593,7 +626,7 @@ const struct dyesub_backend canonselphyneo_backend = {
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0A Media/Job mismatch
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0B Paper Jam
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ZZ == Media?
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ZZ == Media
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01
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10
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@ -602,9 +635,15 @@ const struct dyesub_backend canonselphyneo_backend = {
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^-- Paper
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1 == P
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2 == L (??)
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2 == L
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3 == C
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PP == Power state
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00 = A/C power
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01 = Battery OK
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03 = Battery Low
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Also, the first time a readback happens after plugging in the printer:
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34 44 35 31 01 00 01 00 01 00 45 00 "4D51" ...??
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