Lines Matching defs:buf
311 static char buf[Mustek_PP_1015_RING_BUFFER_SIZE][64];
314 char* current = (char*)buf[index++];
1330 cis_read_line_low_level (Mustek_PP_CIS_dev * dev, SANE_Byte * buf,
1379 buf[ctr] = cval;
1420 buf[bpos++] = cval;
1474 buf[bpos] = (buf[bpos-1] + cval)/2; /* Interpolate */
1479 buf[bpos++] = cval;
1485 buf[bpos++] = cval;
1496 cis_read_line (Mustek_PP_CIS_dev * dev, SANE_Byte* buf, SANE_Int pixel,
1508 cis_read_line_low_level (dev, buf, pixel, NULL, NULL, NULL);
1513 cis_read_line_low_level (dev, buf, pixel,
1524 cis_get_next_line (Mustek_PP_CIS_dev * dev, SANE_Byte * buf)
1561 dest = buf + channel - first;
1574 cis_get_grayscale_line (Mustek_PP_CIS_dev * dev, SANE_Byte * buf)
1576 cis_get_next_line(dev, buf);
1580 cis_get_lineart_line (Mustek_PP_CIS_dev * dev, SANE_Byte * buf)
1586 memset (buf, 0xFF, dev->desc->params.bytes_per_line);
1589 buf[ctr >> 3] ^= ((gbuf[ctr] > dev->bw_limit) ? (1 << (7 - ctr % 8)) : 0);
1593 cis_get_color_line (Mustek_PP_CIS_dev * dev, SANE_Byte * buf)
1595 cis_get_next_line(dev, buf);
1640 SANE_Byte buf[3][MUSTEK_PP_CIS_MAX_H_PIXEL];
1692 buf[0][pixel] = buf[1][pixel] = buf[2][pixel] = 255;
1700 if (!cis_read_line(dev, &buf[channel][0], pixels,
1708 switch (cis_check_result(buf[channel], pixels))
1772 SANE_Byte buf[3][MUSTEK_PP_CIS_MAX_H_PIXEL];
1787 if (!cis_read_line(dev, &buf[channel%3][0], pixels,
1799 if (!cis_read_line(dev, &buf[channel][0], pixels,
1805 SANE_Byte val = buf[channel][p];
1909 SANE_Byte buf[2][2048];
1926 buf[0][i] = i % 255; /* Why 255 ? Seems to have no real importance */
1932 Mustek_PP_1015_write_reg_val(dev, buf[0][i]);
1962 cis_read_line_low_level (dev, &buf[1][0], 2048, NULL, NULL, NULL);
1972 cis_read_line_low_level (dev, &buf[1][0], 2048, NULL, NULL, NULL);
1977 if (buf[0][j] != buf[1][j])
1998 fprintf(stderr, "%d ", buf[1][j]);