kopia lustrzana https://gitlab.com/sane-project/backends
Cleanup of Asic_SetWindow
Jan Hauffa
m. allan noah
rodzic
16485d47da
commit
e7c44fe679
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@ -3353,37 +3353,29 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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unsigned short ValidPixelNumber;
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unsigned short wPerLineNeedBufferSize = 0;
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unsigned short BytePerPixel = 0;
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unsigned int dwTotal_PerLineNeedBufferSize = 0;
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unsigned int dwTotalLineTheBufferNeed = 0;
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unsigned short dwTotal_CCDResolution = 1200;
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unsigned short wThinkCCDResolution = 0;
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unsigned short wCCD_PixelNumber = 0;
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unsigned int dwLineWidthPixel = 0;
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unsigned short wNowMotorDPI;
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unsigned int dwTotalLineTheBufferNeed;
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unsigned short wThinkCCDResolution;
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unsigned short wCCD_PixelNumber;
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unsigned short XRatioTypeWord;
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double XRatioTypeDouble;
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double XRatioAdderDouble;
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LLF_MOTORMOVE *lpMotorStepsTable =
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(LLF_MOTORMOVE *) malloc (sizeof (LLF_MOTORMOVE));
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SANE_Byte byDummyCycleNum = 0;
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SANE_Byte byDummyCycleNum;
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unsigned short Total_MotorDPI;
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unsigned short wMultiMotorStep = 1;
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SANE_Byte bMotorMoveType = _4_TABLE_SPACE_FOR_FULL_STEP;
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SANE_Byte byClear_Pulse_Width = 0;
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unsigned int dwLinePixelReport;
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SANE_Byte byPHTG_PulseWidth, byPHTG_WaitWidth;
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unsigned short StartSpeed, EndSpeed;
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LLF_CALCULATEMOTORTABLE CalMotorTable;
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LLF_MOTOR_CURRENT_AND_PHASE CurrentPhase;
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LLF_RAMACCESS RamAccess;
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unsigned int dwStartAddr, dwEndAddr, dwTableBaseAddr, dwShadingTableAddr;
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unsigned int dwEndAddr, dwTableBaseAddr, dwShadingTableAddr;
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SANE_Byte isMotorMoveToFirstLine = chip->isMotorGoToFirstLine;
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SANE_Byte isUniformSpeedToScan = chip->isUniformSpeedToScan;
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@ -3398,9 +3390,16 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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"bScanBits=%d,wXResolution=%d,wYResolution=%d,wX=%d,wY=%d,wWidth=%d,wLength=%d\n",
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bScanBits, wXResolution, wYResolution, wX, wY, wWidth, wLength);
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if (lpMotorStepsTable == NULL)
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{
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DBG (DBG_ERR, "Asic_SetWindow: lpMotorStepsTable == NULL\n");
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return STATUS_MEM_ERROR;
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}
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if (chip->firmwarestate != FS_OPENED)
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{
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DBG (DBG_ERR, "Asic_SetWindow: Scanner is not opened\n");
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free (lpMotorStepsTable);
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return STATUS_INVAL;
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}
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@ -3414,39 +3413,34 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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/* dummy clock mode */
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Mustek_SendData (chip, 0x1CD, 0);
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/* LED Flash */
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/* LED flash */
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Mustek_SendData (chip, ES01_94_PowerSaveControl, 0x27 | 64 | 128);
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/* calculate byte per line */
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if (bScanBits > 24)
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{
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wPerLineNeedBufferSize = wWidth * 6;
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BytePerPixel = 6;
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chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 6;
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chip->dwBytesCountPerRow = (unsigned int) wWidth * 6;
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}
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else if (bScanBits == 24)
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{
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wPerLineNeedBufferSize = wWidth * 3;
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BytePerPixel = 3;
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chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 3;
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chip->dwBytesCountPerRow = (unsigned int) wWidth * 3;
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}
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else if ((bScanBits > 8) && (bScanBits <= 16))
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{
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wPerLineNeedBufferSize = wWidth * 2;
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BytePerPixel = 2;
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chip->dwBytesCountPerRow = (unsigned int) (wWidth) * 2;
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chip->dwBytesCountPerRow = (unsigned int) wWidth * 2;
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}
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else if ((bScanBits == 8))
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else if (bScanBits == 8)
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{
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wPerLineNeedBufferSize = wWidth;
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BytePerPixel = 1;
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chip->dwBytesCountPerRow = (unsigned int) (wWidth);
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chip->dwBytesCountPerRow = (unsigned int) wWidth;
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}
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else if ((bScanBits < 8))
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else if (bScanBits < 8)
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{
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wPerLineNeedBufferSize = wWidth >> 3;
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BytePerPixel = 1;
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chip->dwBytesCountPerRow = (unsigned int) (wWidth);
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chip->dwBytesCountPerRow = (unsigned int) wWidth;
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}
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DBG (DBG_ASIC, "dwBytesCountPerRow = %d\n", chip->dwBytesCountPerRow);
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@ -3513,27 +3507,23 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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}
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}
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dwTotal_PerLineNeedBufferSize = wPerLineNeedBufferSize;
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dwTotalLineTheBufferNeed = wLength;
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chip->Dpi = wXResolution;
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CCDTiming (chip);
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dwTotal_CCDResolution = SENSOR_DPI;
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if (chip->lsLightSource == LS_REFLECTIVE)
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{
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if (wXResolution > (dwTotal_CCDResolution / 2))
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if (wXResolution > (SENSOR_DPI / 2))
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{ /* full ccd resolution 1200dpi */
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wThinkCCDResolution = dwTotal_CCDResolution;
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wThinkCCDResolution = SENSOR_DPI;
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Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
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Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01);
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wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_1200;
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}
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else
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{ /*600dpi */
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wThinkCCDResolution = dwTotal_CCDResolution / 2;
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{ /* 600dpi */
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wThinkCCDResolution = SENSOR_DPI / 2;
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Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
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Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00);
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wCCD_PixelNumber = chip->Timing.wCCDPixelNumber_600;
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@ -3541,24 +3531,22 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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}
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else
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{
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if (wXResolution > (dwTotal_CCDResolution / 2))
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if (wXResolution > (SENSOR_DPI / 2))
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{
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wThinkCCDResolution = dwTotal_CCDResolution;
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wThinkCCDResolution = SENSOR_DPI;
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Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
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Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x01);
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wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER;
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}
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else
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{
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wThinkCCDResolution = dwTotal_CCDResolution / 2;
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wThinkCCDResolution = SENSOR_DPI / 2;
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Mustek_SendData (chip, ES01_98_GPIOControl8_15, 0x01);
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Mustek_SendData (chip, ES01_96_GPIOValue8_15, 0x00);
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wCCD_PixelNumber = TA_IMAGE_PIXELNUMBER;
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}
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}
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dwLineWidthPixel = wWidth;
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SetLineTimeAndExposure (chip);
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Mustek_SendData (chip, ES01_CB_CCDDummyCycleNumber, byDummyCycleNum);
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@ -3566,9 +3554,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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SetLEDTime (chip);
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/* calculate Y ratio */
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Total_MotorDPI = 1200;
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wNowMotorDPI = Total_MotorDPI;
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/* SetADConverter */
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@ -3587,7 +3573,6 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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/* calculate X ratio */
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XRatioTypeDouble = wXResolution;
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XRatioTypeDouble /= wThinkCCDResolution;
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XRatioAdderDouble = 1 / XRatioTypeDouble;
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XRatioTypeWord = (unsigned short) (XRatioTypeDouble * 32768); /* 32768 = 2^15 */
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XRatioAdderDouble = (double) (XRatioTypeWord) / 32768;
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@ -3609,7 +3594,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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/* SetScanStepTable */
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/*set Motor move type */
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/* set motor movement type */
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if (wYResolution >= 1200)
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bMotorMoveType = _8_TABLE_SPACE_FOR_1_DIV_2_STEP;
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@ -3637,7 +3622,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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/*set white shading int and dec */
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/* set white shading int and dec */
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if (chip->lsLightSource == LS_REFLECTIVE)
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Mustek_SendData (chip, ES01_F8_WHITE_SHADING_DATA_FORMAT,
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ES01_SHADING_3_INT_13_DEC);
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@ -3646,29 +3631,26 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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ES01_SHADING_4_INT_12_DEC);
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SetPackAddress (chip, wWidth, wX, XRatioAdderDouble,
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XRatioTypeDouble, byClear_Pulse_Width, &ValidPixelNumber);
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XRatioTypeDouble, 0, &ValidPixelNumber);
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SetExtraSetting (chip, wXResolution, wCCD_PixelNumber, FALSE);
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/* calculate line time */
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byPHTG_PulseWidth = chip->Timing.PHTG_PulseWidth;
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byPHTG_WaitWidth = chip->Timing.PHTG_WaitWidth;
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dwLinePixelReport = ((byClear_Pulse_Width + 1) * 2 +
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(byPHTG_PulseWidth + 1) * (1) +
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(byPHTG_WaitWidth + 1) * (1) +
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/* calculate line time */
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dwLinePixelReport = (2 + (chip->Timing.PHTG_PulseWidth + 1) +
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(chip->Timing.PHTG_WaitWidth + 1) +
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(wCCD_PixelNumber + 1)) * (byDummyCycleNum + 1);
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DBG (DBG_ASIC, "Motor Time = %d\n",
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(dwLinePixelReport * wYResolution / wNowMotorDPI) / wMultiMotorStep);
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if ((dwLinePixelReport * wYResolution / wNowMotorDPI) / wMultiMotorStep >
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(dwLinePixelReport * wYResolution / Total_MotorDPI) / wMultiMotorStep);
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if ((dwLinePixelReport * wYResolution / Total_MotorDPI) / wMultiMotorStep >
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64000)
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{
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DBG (DBG_ASIC, "Motor Time Over Flow !!!\n");
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DBG (DBG_ASIC, "Motor Time overflow!\n");
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}
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EndSpeed =
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(unsigned short) ((dwLinePixelReport * wYResolution / wNowMotorDPI) /
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(unsigned short) ((dwLinePixelReport * wYResolution / Total_MotorDPI) /
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wMultiMotorStep);
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SetMotorStepTable (chip, lpMotorStepsTable, wY, dwTotalLineTheBufferNeed * wNowMotorDPI / wYResolution * wMultiMotorStep, wYResolution); /*modified by Chester 92/04/08 */
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SetMotorStepTable (chip, lpMotorStepsTable, wY, dwTotalLineTheBufferNeed * Total_MotorDPI / wYResolution * wMultiMotorStep, wYResolution); /*modified by Chester 92/04/08 */
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if (EndSpeed >= 20000)
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@ -3703,6 +3685,12 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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Mustek_SendData (chip, ES01_FE_MotorFixedspeedMSB, HIBYTE (EndSpeed));
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lpMotorTable = (unsigned short *) malloc (512 * 8 * 2);
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if (lpMotorTable == NULL)
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{
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DBG (DBG_ERR, "Asic_SetWindow: lpMotorTable == NULL\n");
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free (lpMotorStepsTable);
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return STATUS_MEM_ERROR;
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}
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memset (lpMotorTable, 0, 512 * 8 * sizeof (unsigned short));
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CalMotorTable.StartSpeed = StartSpeed;
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@ -3728,13 +3716,11 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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RealTableSize = 512 * 8;
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dwTableBaseAddr = PackAreaStartAddress - RealTableSize;
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dwStartAddr = dwTableBaseAddr;
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RamAccess.ReadWrite = WRITE_RAM;
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RamAccess.IsOnChipGamma = EXTERNAL_RAM;
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RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns;
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RamAccess.LoStartAddress = (unsigned short) (dwStartAddr);
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RamAccess.HiStartAddress = (unsigned short) (dwStartAddr >> 16);
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RamAccess.LoStartAddress = (unsigned short) (dwTableBaseAddr);
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RamAccess.HiStartAddress = (unsigned short) (dwTableBaseAddr >> 16);
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RamAccess.RwSize = RealTableSize * 2;
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RamAccess.BufferPtr = (SANE_Byte *) lpMotorTable;
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LLFRamAccess (chip, &RamAccess);
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@ -3747,8 +3733,7 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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(SANE_Byte) (dwTableBaseAddr >> TABLE_OFFSET_BASE));
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/* set address and shading table */
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/*set image buffer range and write shading table */
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/* set image buffer range and write shading table */
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RealTableSize =
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(ACC_DEC_STEP_TABLE_SIZE * NUM_OF_ACC_DEC_STEP_TABLE) +
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ShadingTableSize (ValidPixelNumber);
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@ -3757,7 +3742,6 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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(((RealTableSize +
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(TABLE_BASE_SIZE - 1)) >> TABLE_OFFSET_BASE) << TABLE_OFFSET_BASE);
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dwEndAddr = dwShadingTableAddr - 1;
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dwStartAddr = dwShadingTableAddr;
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if (wXResolution > 600)
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dbXRatioAdderDouble = 1200 / wXResolution;
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@ -3767,28 +3751,28 @@ Asic_SetWindow (PAsic chip, SANE_Byte bScanBits,
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RamAccess.ReadWrite = WRITE_RAM;
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RamAccess.IsOnChipGamma = EXTERNAL_RAM;
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RamAccess.DramDelayTime = SDRAMCLK_DELAY_12_ns;
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RamAccess.LoStartAddress = (unsigned short) (dwStartAddr);
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RamAccess.HiStartAddress = (unsigned short) (dwStartAddr >> 16);
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RamAccess.LoStartAddress = (unsigned short) (dwShadingTableAddr);
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RamAccess.HiStartAddress = (unsigned short) (dwShadingTableAddr >> 16);
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RamAccess.RwSize =
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ShadingTableSize ((int) ((wWidth + 4) * dbXRatioAdderDouble)) *
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sizeof (unsigned short);
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RamAccess.BufferPtr = (SANE_Byte *) chip->lpShadingTable;
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LLFRamAccess (chip, &RamAccess);
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/*tell scan chip the shading table address, unit is 2^15 bytes(2^14 word) */
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/* tell scan chip the shading table address, unit is 2^15 bytes (2^14 words) */
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Mustek_SendData (chip, ES01_9B_ShadingTableAddrA14_A21,
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(SANE_Byte) (dwShadingTableAddr >> TABLE_OFFSET_BASE));
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/*empty bank */
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/* empty bank */
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Mustek_SendData (chip, ES01_FB_BufferEmptySize16WordLSB,
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LOBYTE (WaitBufferOneLineSize >> (7 - 3)));
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Mustek_SendData (chip, ES01_FC_BufferEmptySize16WordMSB,
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HIBYTE (WaitBufferOneLineSize >> (7 - 3)));
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/*full bank */
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/* full bank */
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wFullBank =
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(unsigned short) ((dwEndAddr -
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(((dwLineWidthPixel * BytePerPixel) / 2) * 3 * 1)) / BANK_SIZE);
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(((wWidth * BytePerPixel) / 2) * 3 * 1)) / BANK_SIZE);
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Mustek_SendData (chip, ES01_F9_BufferFullSize16WordLSB, LOBYTE (wFullBank));
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Mustek_SendData (chip, ES01_FA_BufferFullSize16WordMSB, HIBYTE (wFullBank));
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