kopia lustrzana https://gitlab.com/sane-project/backends
Remove dead "auto level" code, sanitize key handling.
Jan Hauffa
m. allan noah
rodzic
e7c44fe679
commit
76a23c3bc4
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@ -973,7 +973,6 @@ static SANE_Bool
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GetKeyStatus (SANE_Byte * pKey)
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{
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SANE_Byte pKeyTemp = 0x00;
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STATUS status = Asic_CheckFunctionKey (&g_chip, &pKeyTemp);
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DBG (DBG_FUNC, "GetKeyStatus: start\n");
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if (STATUS_GOOD != Asic_Open (&g_chip))
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@ -982,33 +981,22 @@ GetKeyStatus (SANE_Byte * pKey)
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return FALSE;
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}
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if (STATUS_GOOD != status)
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if (STATUS_GOOD != Asic_CheckFunctionKey (&g_chip, &pKeyTemp))
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{
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DBG (DBG_ERR, "GetKeyStatus: Asic_CheckFunctionKey is fail\n");
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return FALSE;
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}
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if (0x01 == pKeyTemp)
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{
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*pKey = 0x01; /*Scan key pressed */
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}
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if (0x02 == pKeyTemp)
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{
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*pKey = 0x02; /*Copy key pressed */
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}
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if (0x04 == pKeyTemp)
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{
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*pKey = 0x03; /*Fax key pressed */
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}
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if (0x08 == pKeyTemp)
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{
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*pKey = 0x04; /*Email key pressed */
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}
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if (0x10 == pKeyTemp)
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{
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*pKey = 0x05; /*Panel key pressed */
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}
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*pKey = 0x01; /* Scan key pressed */
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else if (0x02 == pKeyTemp)
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*pKey = 0x02; /* Copy key pressed */
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else if (0x04 == pKeyTemp)
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*pKey = 0x03; /* Fax key pressed */
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else if (0x08 == pKeyTemp)
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*pKey = 0x04; /* Email key pressed */
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else if (0x10 == pKeyTemp)
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*pKey = 0x05; /* Panel key pressed */
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if (STATUS_GOOD != Asic_Close (&g_chip))
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{
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@ -1020,6 +1008,7 @@ GetKeyStatus (SANE_Byte * pKey)
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return TRUE;
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}
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#endif
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/**********************************************************************
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Deal with the image with auto level
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Parameters:
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@ -1273,505 +1262,6 @@ AutoLevel (SANE_Byte *lpSource, COLORMODE colorMode, unsigned short ScanLines,
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return;
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}
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#ifdef SANE_UNUSED
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/**********************************************************************
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Deal with image with auto level
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Parameters:
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pDIB: the data of image
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ImageWidth: the width of image
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ImageHeight: the height of image
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***********************************************************************/
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static void
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QBETDetectAutoLevel (void *pDIB, unsigned int ImageWidth, unsigned int ImageHeight)
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{
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unsigned short *pbmpdata;
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float fRPercent = 0.0;
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float fGPercent = 0.0;
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float fBPercent = 0.0;
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float fRSum, fGSum, fBSum;
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int i, j;
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unsigned int tLines, CountPixels, TotalImgSize;
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unsigned short R, G, B, max_R, max_G, max_B, min_R, min_G, min_B;
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unsigned short wIndexR, wIndexG, wIndexB;
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float fmax_R, fmax_G, fmax_B;
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unsigned int sum_R = 0, sum_G = 0, sum_B = 0;
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unsigned int hisgram_R[1024], hisgram_G[1024], hisgram_B[1024];
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if (!pDIB)
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{
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return;
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}
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pbmpdata = (unsigned short *) pDIB;
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CountPixels = 0;
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TotalImgSize = ImageWidth * ImageHeight;
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for (i = 0; i < 1024; i++)
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{
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hisgram_R[i] = 0;
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hisgram_G[i] = 0;
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hisgram_B[i] = 0;
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}
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/*Find min , max, mean */
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max_R = max_G = max_B = 0;
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min_R = min_G = min_B = 1023;
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tLines = 0;
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for (j = 0; j < (int) ImageHeight; j++)
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{
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tLines = j * ImageWidth * 3;
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for (i = 0; i < (int) ImageWidth; i++)
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{
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R = *(pbmpdata + (tLines + i * 3 + 2));
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G = *(pbmpdata + (tLines + i * 3 + 1));
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B = *(pbmpdata + (tLines + i * 3));
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max_R = _MAX (R, max_R);
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max_G = _MAX (G, max_G);
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max_B = _MAX (B, max_B);
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min_R = _MIN (R, min_R);
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min_G = _MIN (G, min_G);
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min_B = _MIN (B, min_B);
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hisgram_R[R]++;
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hisgram_G[G]++;
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hisgram_B[B]++;
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sum_R += R;
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sum_G += G;
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sum_B += B;
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*(pbmpdata + (tLines + i * 3 + 2)) = R;
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*(pbmpdata + (tLines + i * 3 + 1)) = G;
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*(pbmpdata + (tLines + i * 3)) = B;
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CountPixels++;
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}
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}
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fRSum = 0.0;
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fGSum = 0.0;
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fBSum = 0.0;
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wIndexR = 511;
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wIndexG = 511;
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wIndexB = 511;
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for (i = 0; i < 1024; i++)
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{
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fRSum += (float) hisgram_R[i];
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fRPercent = (fRSum / CountPixels) * 100;
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if (fRPercent > 50)
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{
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wIndexR = i;
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break;
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}
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}
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for (i = 0; i < 1024; i++)
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{
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fGSum += (float) hisgram_G[i];
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fGPercent = (fGSum / CountPixels) * 100;
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if (fGPercent > 50)
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{
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wIndexG = i;
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break;
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}
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}
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for (i = 0; i < 1024; i++)
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{
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fBSum += (float) hisgram_B[i];
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fBPercent = (fBSum / CountPixels) * 100;
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if (fBPercent > 50)
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{
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wIndexB = i;
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break;
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}
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}
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fRSum = 0.0;
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for (i = wIndexR; i >= 0; i--)
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{
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fRSum += (float) hisgram_R[i];
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fRPercent = (fRSum / CountPixels) * 100;
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if (fRPercent >= 48)
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{
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min_R = i;
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break;
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}
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}
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fRSum = 0.0;
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for (i = wIndexR; i < 1024; i++)
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{
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fRSum += (float) hisgram_R[i];
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fRPercent = (fRSum / CountPixels) * 100;
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if (fRPercent >= 47)
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{
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max_R = i;
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break;
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}
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}
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fGSum = 0.0;
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for (i = wIndexG; i >= 0; i--)
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{
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fGSum += (float) hisgram_G[i];
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fGPercent = (fGSum / CountPixels) * 100;
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if (fGPercent >= 48)
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{
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min_G = i;
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break;
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}
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}
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fGSum = 0.0;
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for (i = wIndexG; i < 1024; i++)
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{
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fGSum += (float) hisgram_G[i];
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fGPercent = (fGSum / CountPixels) * 100;
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if (fGPercent >= 47)
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{
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max_G = i;
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break;
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}
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}
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fBSum = 0.0;
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for (i = wIndexB; i >= 0; i--)
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{
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fBSum += (float) hisgram_B[i];
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fBPercent = (fBSum / CountPixels) * 100;
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if (fBPercent >= 46)
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{
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min_B = i;
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break;
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}
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}
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fBSum = 0.0;
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for (i = wIndexB; i < 1024; i++)
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{
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fBSum += (float) hisgram_B[i];
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fBPercent = (fBSum / CountPixels) * 100;
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if (fBPercent >= 47)
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{
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max_B = i;
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break;
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}
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}
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/*Autolevel: */
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sum_R = max_R - min_R;
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sum_G = max_G - min_G;
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sum_B = max_B - min_B;
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for (j = 0; j < (int) ImageHeight; j++)
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{
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tLines = j * ImageWidth * 3;
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for (i = 0; i < (int) ImageWidth; i++)
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{
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R = *(pbmpdata + (tLines + i * 3 + 2));
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G = *(pbmpdata + (tLines + i * 3 + 1));
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B = *(pbmpdata + (tLines + i * 3));
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/*R*/ if (sum_R == 0)
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R = max_R;
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else if (R < min_R)
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{
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R = 0;
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}
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else if ((R >= min_R) && (R <= 1023))
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{
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fmax_R = ((float) ((R - min_R) * 923) / (float) sum_R) + 100;
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R = (unsigned short) fmax_R;
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fmax_R = (fmax_R - R) * 10;
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if (fmax_R >= 5)
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R++;
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}
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if (R > 1023)
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R = 1023;
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/*G*/ if (sum_G == 0)
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G = max_G;
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else if (G < min_G)
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{
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G = 0;
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}
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else if ((G >= min_G) && (G <= 1023))
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{
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fmax_G = ((float) ((G - min_G) * 923) / (float) sum_G) + 100;
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G = (unsigned short) fmax_G;
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fmax_G = (fmax_G - G) * 10;
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if (fmax_G >= 5)
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G++;
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}
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if (G > 1023)
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G = 1023;
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/*B*/ if (sum_B == 0)
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B = max_B;
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else if (B < min_R)
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{
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B = 0;
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}
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else if ((B >= min_B) && (R <= 1023))
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{
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fmax_B = ((float) (B - min_B) * 923 / (float) sum_B) + 100;
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B = (unsigned short) fmax_B;
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fmax_B = (fmax_B - B) * 10;
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if (fmax_B >= 5)
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B++;
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}
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if (B > 1023)
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B = 1023;
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*(pbmpdata + (tLines + i * 3 + 2)) = R;
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*(pbmpdata + (tLines + i * 3 + 1)) = G;
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*(pbmpdata + (tLines + i * 3)) = B;
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}
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}
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return;
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}
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#endif
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#ifdef SANE_UNUSED
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/**********************************************************************
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Change the image data and deal with auto level
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Parameters:
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lpSource: the data of image
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colorMode: the color mode
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ScanLines: the rows of image
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BytesPerLine: the bytes of per line
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***********************************************************************/
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static void
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QBetChange (SANE_Byte *lpSource, COLORMODE colorMode, unsigned short ScanLines,
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unsigned int BytesPerLine)
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{
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unsigned short i, j;
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unsigned int tLines, TotalImgSize;
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unsigned short R1, G1, B1, R, G, B, R2, G2, B2, QBET_RGB = 0, PointF, PointB;
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unsigned short *pwRGB;
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int k;
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unsigned int ImageWidth = BytesPerLine / 3;
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unsigned int ImageHeight = ScanLines;
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SANE_Byte *pbmpdata = (SANE_Byte *) lpSource;
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if (colorMode != CM_RGB24ext)
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{
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return;
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}
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TotalImgSize = ImageWidth * ImageHeight * 3 * 2;
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if ((pwRGB = (unsigned short *) malloc (TotalImgSize)) == NULL)
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{
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return;
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}
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for (j = 0; j < ImageHeight; j++)
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{
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tLines = j * ImageWidth * 3;
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for (i = 0; i < ImageWidth; i++)
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{
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if (i == 0)
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{
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R1 = R = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 2));
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G1 = G = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 1));
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B1 = B = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3));
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R2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3 + 2));
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G2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3 + 1));
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B2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3));
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}
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else if (i == (ImageWidth - 1))
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{
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R1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3 + 2));
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G1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3 + 1));
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B1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3));
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R2 = R = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 2));
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G2 = G = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 1));
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B2 = B = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3));
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}
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else
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{
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R1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3 + 2));
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G1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3 + 1));
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B1 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i - 1) * 3));
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R = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 2));
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G = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3 + 1));
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B = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + i * 3));
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R2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3 + 2));
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G2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3 + 1));
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B2 = (unsigned short) (SANE_Byte) * (pbmpdata + (tLines + (i + 1) * 3));
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}
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R1 = R1 & 0x0003;
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G1 = G1 & 0x0003;
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B1 = B1 & 0x0003;
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R2 = R2 & 0x0003;
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G2 = G2 & 0x0003;
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B2 = B2 & 0x0003;
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for (k = 0; k < 3; k++)
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{
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if (k == 0)
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{
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PointF = R1;
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PointB = R2;
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}
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else if (k == 1)
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{
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PointF = G1;
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PointB = G2;
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}
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else if (k == 2)
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{
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PointF = B1;
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PointB = B2;
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}
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switch (PointF)
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{
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case 0:
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case 1:
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if (PointB == 0)
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QBET_RGB = 0xFFFC;
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else if (PointB == 1)
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QBET_RGB = 0xFFFC;
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else if (PointB == 2)
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QBET_RGB = 0xFFFD;
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else if (PointB == 3)
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QBET_RGB = 0xFFFE;
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break;
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case 2:
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if (PointB == 0)
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QBET_RGB = 0xFFFD;
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else if (PointB == 1)
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QBET_RGB = 0xFFFD;
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else if (PointB == 2)
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QBET_RGB = 0xFFFF;
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else if (PointB == 3)
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QBET_RGB = 0xFFFF;
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break;
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case 3:
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if (PointB == 0)
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QBET_RGB = 0xFFFE;
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else if (PointB == 1)
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QBET_RGB = 0xFFFE;
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else if (PointB == 2)
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QBET_RGB = 0xFFFF;
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else if (PointB == 3)
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QBET_RGB = 0xFFFF;
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break;
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default:
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break;
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}
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if (k == 0)
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{
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R = R << 2;
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R = R + 0x0003;
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R = R & QBET_RGB;
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}
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||||
else if (k == 1)
|
||||
{
|
||||
G = G << 2;
|
||||
G = G + 0x0003;
|
||||
G = G & QBET_RGB;
|
||||
}
|
||||
else if (k == 2)
|
||||
{
|
||||
B = B << 2;
|
||||
B = B + 0x0003;
|
||||
B = B & QBET_RGB;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
*(pwRGB + (tLines + i * 3 + 2)) = R;
|
||||
*(pwRGB + (tLines + i * 3 + 1)) = G;
|
||||
*(pwRGB + (tLines + i * 3)) = B;
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
QBETDetectAutoLevel (pwRGB, ImageWidth, ImageHeight);
|
||||
|
||||
|
||||
for (j = 0; j < ImageHeight; j++)
|
||||
{
|
||||
tLines = j * ImageWidth * 3;
|
||||
|
||||
for (i = 0; i < ImageWidth; i++)
|
||||
{
|
||||
R = *(pwRGB + (tLines + i * 3 + 2));
|
||||
G = *(pwRGB + (tLines + i * 3 + 1));
|
||||
B = *(pwRGB + (tLines + i * 3));
|
||||
|
||||
R = R >> 2;
|
||||
G = G >> 2;
|
||||
|
||||
B = B >> 2;
|
||||
if (R > 255)
|
||||
R = 255;
|
||||
if (G > 255)
|
||||
G = 255;
|
||||
if (B > 255)
|
||||
B = 255;
|
||||
|
||||
*(pbmpdata + (tLines + i * 3 + 2)) = (SANE_Byte) R;
|
||||
*(pbmpdata + (tLines + i * 3 + 1)) = (SANE_Byte) G;
|
||||
*(pbmpdata + (tLines + i * 3)) = (SANE_Byte) B;
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
if (pwRGB != NULL)
|
||||
{
|
||||
free (pwRGB);
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
#endif
|
||||
|
||||
/****************************** SANE API functions *****************************/
|
||||
|
||||
|
|
|
|||
|
|
@ -3974,13 +3974,13 @@ Asic_CheckFunctionKey (PAsic chip, SANE_Byte * key)
|
|||
|
||||
if (((0xff - bBuffer_1) & 0x10) == 0x10)
|
||||
*key = 0x01;
|
||||
if (((0xff - bBuffer_1) & 0x01) == 0x01)
|
||||
else if (((0xff - bBuffer_1) & 0x01) == 0x01)
|
||||
*key = 0x02;
|
||||
if (((0xff - bBuffer_1) & 0x04) == 0x04)
|
||||
else if (((0xff - bBuffer_1) & 0x04) == 0x04)
|
||||
*key = 0x04;
|
||||
if (((0xff - bBuffer_2) & 0x08) == 0x08)
|
||||
else if (((0xff - bBuffer_2) & 0x08) == 0x08)
|
||||
*key = 0x08;
|
||||
if (((0xff - bBuffer_1) & 0x02) == 0x02)
|
||||
else if (((0xff - bBuffer_1) & 0x02) == 0x02)
|
||||
*key = 0x10;
|
||||
|
||||
DBG (DBG_ASIC, "CheckFunctionKey=%d\n", *key);
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue