diff options
Diffstat (limited to 'backend/avision.c')
| -rw-r--r-- | backend/avision.c | 44 |
1 files changed, 34 insertions, 10 deletions
diff --git a/backend/avision.c b/backend/avision.c index 146125c..61491a2 100644 --- a/backend/avision.c +++ b/backend/avision.c @@ -1277,6 +1277,9 @@ static SANE_Bool force_calibration = SANE_FALSE; static SANE_Bool force_a4 = SANE_FALSE; static SANE_Bool force_a3 = SANE_FALSE; +/* trust ADF-presence flag, even if ADF model is nonzero */ +static SANE_Bool skip_adf = SANE_FALSE; + /* hardware resolutions to interpolate from */ static const int hw_res_list_c5[] = { @@ -2736,7 +2739,7 @@ wait_4_light (Avision_Scanner* s) struct command_read rcmd; char* light_status[] = { "off", "on", "warming up", "needs warm up test", - "light check error", "RESERVED" }; + "light check error", "backlight on", "RESERVED" }; SANE_Status status; uint8_t result; @@ -2753,6 +2756,11 @@ wait_4_light (Avision_Scanner* s) set_triple (rcmd.transferlen, size); for (try = 0; try < 90; ++ try) { + + if (s->cancelled) { + DBG (3, "wait_4_light: cancelled\n"); + return SANE_STATUS_CANCELLED; + } DBG (5, "wait_4_light: read bytes %lu\n", (u_long) size); status = avision_cmd (&s->av_con, &rcmd, sizeof (rcmd), 0, 0, &result, &size); @@ -2762,10 +2770,10 @@ wait_4_light (Avision_Scanner* s) return status; } - DBG (3, "wait_4_light: command is %d. Result is %s\n", - status, light_status[(result>4)?5:result]); + DBG (3, "wait_4_light: command is %d. Result is %d (%s)\n", + status, result, light_status[(result>5)?6:result]); - if (result == 1) { + if (result == 1 || result == 5) { return SANE_STATUS_GOOD; } else if (dev->hw->feature_type & AV_LIGHT_CHECK_BOGUS) { @@ -3218,11 +3226,13 @@ get_accessories_info (Avision_Scanner* s) { dev->inquiry_duplex = 1; dev->inquiry_duplex_interlaced = 0; - } else if (result[0] == 0 && result[2] != 0) { + } else if (result[0] == 0 && result[2] != 0 && !skip_adf) { /* Sometimes the scanner will report that there is no ADF attached, yet * an ADF model number will still be reported. This happens on the * HP8200 series and possibly others. In this case we need to reset the - * the adf and try reading it again. + * the adf and try reading it again. Skip this if the configuration says + * to do so, so that we don't fail out the scanner as being broken and + * unsupported if there isn't actually an ADF present. */ DBG (3, "get_accessories_info: Found ADF model number but the ADF-present flag is not set. Trying to recover...\n"); status = adf_reset (s); @@ -4641,7 +4651,6 @@ set_calib_data (Avision_Scanner* s, struct calibration_format* format, struct command_send scmd; int i; - size_t out_size; DBG (3, "set_calib_data:\n"); @@ -4679,8 +4688,6 @@ set_calib_data (Avision_Scanner* s, struct calibration_format* format, } } - out_size = format->pixel_per_line * 2; - /* send data in one command? */ /* FR: HP5370 reports one-pass, but needs multi (or other format in single) */ if (format->channels == 1 || @@ -6215,8 +6222,9 @@ do_cancel (Avision_Scanner* s) s->prepared = s->scanning = SANE_FALSE; s->duplex_rear_valid = SANE_FALSE; s->page = 0; + s->cancelled = 1; - if (s->reader_pid != -1) { + if (sanei_thread_is_valid (s->reader_pid)) { int exit_status; /* ensure child knows it's time to stop: */ @@ -7630,6 +7638,11 @@ sane_reload_devices (void) linenumber); force_a3 = SANE_TRUE; } + else if (strcmp (word, "skip-adf") == 0) { + DBG (3, "sane_reload_devices: config file line %d: enabling skip-adf\n", + linenumber); + skip_adf = SANE_TRUE; + } else if (strcmp (word, "static-red-calib") == 0) { DBG (3, "sane_reload_devices: config file line %d: static red calibration\n", linenumber); @@ -8313,6 +8326,9 @@ sane_start (SANE_Handle handle) /* Make sure there is no scan running!!! */ if (s->scanning) return SANE_STATUS_DEVICE_BUSY; + + /* Clear cancellation status */ + s->cancelled = 0; /* Make sure we have a current parameter set. Some of the parameters will be overwritten below, but that's OK. */ @@ -8365,6 +8381,14 @@ sane_start (SANE_Handle handle) sane_strstatus (status)); goto stop_scanner_and_return; } + /* Re-check the light, as setting the window may have changed + * which light is to be turned on. */ + if (s->prepared == SANE_FALSE && dev->inquiry_light_control) { + status = wait_4_light (s); + if (status != SANE_STATUS_GOOD) { + return status; + } + } } #ifdef DEBUG_TEST |