Sweden-Number/dlls/sane.ds/ds_image.c

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/*
* Copyright 2000 Corel Corporation
* Copyright 2006 CodeWeavers, Aric Stewart
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "twain.h"
#include "sane_i.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(twain);
/* DG_IMAGE/DAT_IMAGEINFO/MSG_GET */
TW_UINT16 SANE_ImageInfoGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_IMAGEINFO pImageInfo = (pTW_IMAGEINFO) pData;
SANE_Status status;
SANE_Int resolution;
TRACE("DG_IMAGE/DAT_IMAGEINFO/MSG_GET\n");
if (activeDS.currentState != 6 && activeDS.currentState != 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
if (activeDS.currentState == 6)
{
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/* return general image description information about the image about to be transferred */
status = psane_get_parameters (activeDS.deviceHandle, &activeDS.sane_param);
TRACE("Getting parameters\n");
if (status != SANE_STATUS_GOOD)
{
WARN("psane_get_parameters: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
activeDS.sane_param_valid = TRUE;
}
if (sane_option_get_int(activeDS.deviceHandle, "resolution", &resolution) == SANE_STATUS_GOOD)
pImageInfo->XResolution.Whole = pImageInfo->YResolution.Whole = resolution;
else
pImageInfo->XResolution.Whole = pImageInfo->YResolution.Whole = -1;
pImageInfo->XResolution.Frac = 0;
pImageInfo->YResolution.Frac = 0;
pImageInfo->ImageWidth = activeDS.sane_param.pixels_per_line;
pImageInfo->ImageLength = activeDS.sane_param.lines;
TRACE("Bits per Sample %i\n",activeDS.sane_param.depth);
TRACE("Frame Format %i\n",activeDS.sane_param.format);
if (activeDS.sane_param.format == SANE_FRAME_RGB )
{
pImageInfo->BitsPerPixel = activeDS.sane_param.depth * 3;
pImageInfo->Compression = TWCP_NONE;
pImageInfo->Planar = TRUE;
pImageInfo->SamplesPerPixel = 3;
pImageInfo->BitsPerSample[0] = activeDS.sane_param.depth;
pImageInfo->BitsPerSample[1] = activeDS.sane_param.depth;
pImageInfo->BitsPerSample[2] = activeDS.sane_param.depth;
pImageInfo->PixelType = TWPT_RGB;
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}
else if (activeDS.sane_param.format == SANE_FRAME_GRAY)
{
pImageInfo->BitsPerPixel = activeDS.sane_param.depth;
pImageInfo->Compression = TWCP_NONE;
pImageInfo->Planar = TRUE;
pImageInfo->SamplesPerPixel = 1;
pImageInfo->BitsPerSample[0] = activeDS.sane_param.depth;
if (activeDS.sane_param.depth == 1)
pImageInfo->PixelType = TWPT_BW;
else
pImageInfo->PixelType = TWPT_GRAY;
}
else
{
ERR("Unhandled source frame type %i\n",activeDS.sane_param.format);
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
}
return twRC;
#endif
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_GET */
TW_UINT16 SANE_ImageLayoutGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_IMAGELAYOUT *img = (TW_IMAGELAYOUT *) pData;
SANE_Fixed tlx_current;
SANE_Fixed tly_current;
SANE_Fixed brx_current;
SANE_Fixed bry_current;
SANE_Status status;
TRACE("DG_IMAGE/DAT_IMAGELAYOUT/MSG_GET\n");
status = sane_option_probe_scan_area(activeDS.deviceHandle, "tl-x", &tlx_current, NULL, NULL, NULL, NULL);
if (status == SANE_STATUS_GOOD)
status = sane_option_probe_scan_area(activeDS.deviceHandle, "tl-y", &tly_current, NULL, NULL, NULL, NULL);
if (status == SANE_STATUS_GOOD)
status = sane_option_probe_scan_area(activeDS.deviceHandle, "br-x", &brx_current, NULL, NULL, NULL, NULL);
if (status == SANE_STATUS_GOOD)
status = sane_option_probe_scan_area(activeDS.deviceHandle, "br-y", &bry_current, NULL, NULL, NULL, NULL);
if (status != SANE_STATUS_GOOD)
{
activeDS.twCC = sane_status_to_twcc(status);
return TWRC_FAILURE;
}
convert_sane_res_to_twain(SANE_UNFIX(tlx_current), SANE_UNIT_MM, &img->Frame.Left, TWUN_INCHES);
convert_sane_res_to_twain(SANE_UNFIX(tly_current), SANE_UNIT_MM, &img->Frame.Top, TWUN_INCHES);
convert_sane_res_to_twain(SANE_UNFIX(brx_current), SANE_UNIT_MM, &img->Frame.Right, TWUN_INCHES);
convert_sane_res_to_twain(SANE_UNFIX(bry_current), SANE_UNIT_MM, &img->Frame.Bottom, TWUN_INCHES);
img->DocumentNumber = 1;
img->PageNumber = 1;
img->FrameNumber = 1;
activeDS.twCC = TWCC_SUCCESS;
return TWRC_SUCCESS;
#endif
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_GETDEFAULT */
TW_UINT16 SANE_ImageLayoutGetDefault (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_RESET */
TW_UINT16 SANE_ImageLayoutReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
#ifdef SONAME_LIBSANE
static TW_UINT16 set_one_imagecoord(const char *option_name, TW_FIX32 val, BOOL *changed)
{
double d = val.Whole + ((double) val.Frac / 65536.0);
int set_status = 0;
SANE_Status status;
status = sane_option_set_fixed(activeDS.deviceHandle, option_name,
SANE_FIX((d * 254) / 10), &set_status);
if (status != SANE_STATUS_GOOD)
{
activeDS.twCC = sane_status_to_twcc(status);
return TWRC_FAILURE;
}
if (set_status & SANE_INFO_INEXACT)
*changed = TRUE;
return TWRC_SUCCESS;
}
#endif
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_SET */
TW_UINT16 SANE_ImageLayoutSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_IMAGELAYOUT *img = (TW_IMAGELAYOUT *) pData;
BOOL changed = FALSE;
TW_UINT16 twrc;
TRACE("DG_IMAGE/DAT_IMAGELAYOUT/MSG_SET\n");
TRACE("Frame: [Left %x.%x|Top %x.%x|Right %x.%x|Bottom %x.%x]\n",
img->Frame.Left.Whole, img->Frame.Left.Frac,
img->Frame.Top.Whole, img->Frame.Top.Frac,
img->Frame.Right.Whole, img->Frame.Right.Frac,
img->Frame.Bottom.Whole, img->Frame.Bottom.Frac);
twrc = set_one_imagecoord("tl-x", img->Frame.Left, &changed);
if (twrc != TWRC_SUCCESS)
return (twrc);
twrc = set_one_imagecoord("tl-y", img->Frame.Top, &changed);
if (twrc != TWRC_SUCCESS)
return (twrc);
twrc = set_one_imagecoord("br-x", img->Frame.Right, &changed);
if (twrc != TWRC_SUCCESS)
return (twrc);
twrc = set_one_imagecoord("br-y", img->Frame.Bottom, &changed);
if (twrc != TWRC_SUCCESS)
return (twrc);
activeDS.twCC = TWCC_SUCCESS;
return changed ? TWRC_CHECKSTATUS : TWRC_SUCCESS;
#endif
}
/* DG_IMAGE/DAT_IMAGEMEMXFER/MSG_GET */
TW_UINT16 SANE_ImageMemXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_IMAGEMEMXFER pImageMemXfer = (pTW_IMAGEMEMXFER) pData;
SANE_Status status = SANE_STATUS_GOOD;
TRACE ("DG_IMAGE/DAT_IMAGEMEMXFER/MSG_GET\n");
if (activeDS.currentState < 6 || activeDS.currentState > 7)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
LPBYTE buffer;
int buff_len = 0;
int consumed_len = 0;
LPBYTE ptr;
int rows;
/* Transfer an image from the source to the application */
if (activeDS.currentState == 6)
{
/* trigger scanning dialog */
activeDS.progressWnd = ScanningDialogBox(NULL,0);
ScanningDialogBox(activeDS.progressWnd,0);
if (! activeDS.sane_started)
{
status = psane_start (activeDS.deviceHandle);
if (status != SANE_STATUS_GOOD)
{
WARN("psane_start: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
activeDS.sane_started = TRUE;
}
status = psane_get_parameters (activeDS.deviceHandle,
&activeDS.sane_param);
activeDS.sane_param_valid = TRUE;
if (status != SANE_STATUS_GOOD)
{
WARN("psane_get_parameters: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
TRACE("Acquiring image %dx%dx%d bits (format=%d last=%d) from sane...\n"
, activeDS.sane_param.pixels_per_line, activeDS.sane_param.lines,
activeDS.sane_param.depth, activeDS.sane_param.format,
activeDS.sane_param.last_frame);
activeDS.currentState = 7;
}
/* access memory buffer */
if (pImageMemXfer->Memory.Length < activeDS.sane_param.bytes_per_line)
{
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_BADVALUE;
return TWRC_FAILURE;
}
if (pImageMemXfer->Memory.Flags & TWMF_HANDLE)
{
FIXME("Memory Handle, may not be locked correctly\n");
buffer = LocalLock(pImageMemXfer->Memory.TheMem);
}
else
buffer = pImageMemXfer->Memory.TheMem;
memset(buffer,0,pImageMemXfer->Memory.Length);
ptr = buffer;
consumed_len = 0;
rows = pImageMemXfer->Memory.Length / activeDS.sane_param.bytes_per_line;
/* must fill full lines */
while (consumed_len < (activeDS.sane_param.bytes_per_line*rows) &&
status == SANE_STATUS_GOOD)
{
status = psane_read (activeDS.deviceHandle, ptr,
(activeDS.sane_param.bytes_per_line*rows) - consumed_len ,
&buff_len);
consumed_len += buff_len;
ptr += buff_len;
}
if (status == SANE_STATUS_GOOD || status == SANE_STATUS_EOF)
{
pImageMemXfer->Compression = TWCP_NONE;
pImageMemXfer->BytesPerRow = activeDS.sane_param.bytes_per_line;
pImageMemXfer->Columns = activeDS.sane_param.pixels_per_line;
pImageMemXfer->Rows = rows;
pImageMemXfer->XOffset = 0;
pImageMemXfer->YOffset = 0;
pImageMemXfer->BytesWritten = consumed_len;
ScanningDialogBox(activeDS.progressWnd, consumed_len);
if (status == SANE_STATUS_EOF)
{
ScanningDialogBox(activeDS.progressWnd, -1);
TRACE("psane_read: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
twRC = TWRC_XFERDONE;
}
activeDS.twCC = TWRC_SUCCESS;
}
else if (status != SANE_STATUS_EOF)
{
ScanningDialogBox(activeDS.progressWnd, -1);
WARN("psane_read: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
twRC = TWRC_FAILURE;
}
}
if (pImageMemXfer->Memory.Flags & TWMF_HANDLE)
LocalUnlock(pImageMemXfer->Memory.TheMem);
return twRC;
#endif
}
#ifdef SONAME_LIBSANE
static SANE_Status read_one_line(SANE_Handle h, BYTE *line, int len)
{
int read_len;
SANE_Status status;
for (;;)
{
read_len = 0;
status = psane_read (activeDS.deviceHandle, line, len, &read_len);
if (status != SANE_STATUS_GOOD)
break;
if (read_len == len)
break;
line += read_len;
len -= read_len;
}
return status;
}
#endif
/* DG_IMAGE/DAT_IMAGENATIVEXFER/MSG_GET */
TW_UINT16 SANE_ImageNativeXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
#ifndef SONAME_LIBSANE
return TWRC_FAILURE;
#else
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_UINT32 pHandle = (pTW_UINT32) pData;
SANE_Status status;
HANDLE hDIB;
BITMAPINFOHEADER *header = NULL;
int dib_bytes;
int dib_bytes_per_line;
BYTE *line;
RGBQUAD *colors;
int color_size = 0;
int i;
BYTE *p;
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TRACE("DG_IMAGE/DAT_IMAGENATIVEXFER/MSG_GET\n");
if (activeDS.currentState != 6)
{
twRC = TWRC_FAILURE;
activeDS.twCC = TWCC_SEQERROR;
}
else
{
/* Transfer an image from the source to the application */
if (! activeDS.sane_started)
{
status = psane_start (activeDS.deviceHandle);
if (status != SANE_STATUS_GOOD)
{
WARN("psane_start: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
activeDS.sane_started = TRUE;
}
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status = psane_get_parameters (activeDS.deviceHandle, &activeDS.sane_param);
activeDS.sane_param_valid = TRUE;
if (status != SANE_STATUS_GOOD)
{
WARN("psane_get_parameters: %s\n", psane_strstatus (status));
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
if (activeDS.sane_param.format == SANE_FRAME_GRAY)
{
if (activeDS.sane_param.depth == 8)
color_size = (1 << 8) * sizeof(*colors);
else if (activeDS.sane_param.depth == 1)
;
else
{
FIXME("For NATIVE, we support only 1 bit monochrome and 8 bit Grayscale, not %d\n", activeDS.sane_param.depth);
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
}
else if (activeDS.sane_param.format != SANE_FRAME_RGB)
{
FIXME("For NATIVE, we support only GRAY and RGB, not %d\n", activeDS.sane_param.format);
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
TRACE("Acquiring image %dx%dx%d bits (format=%d last=%d bpl=%d) from sane...\n"
, activeDS.sane_param.pixels_per_line, activeDS.sane_param.lines,
activeDS.sane_param.depth, activeDS.sane_param.format,
activeDS.sane_param.last_frame, activeDS.sane_param.bytes_per_line);
dib_bytes_per_line = ((activeDS.sane_param.bytes_per_line + 3) / 4) * 4;
dib_bytes = activeDS.sane_param.lines * dib_bytes_per_line;
hDIB = GlobalAlloc(GMEM_ZEROINIT, dib_bytes + sizeof(*header) + color_size);
if (hDIB)
header = GlobalLock(hDIB);
if (!header)
{
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_LOWMEMORY;
if (hDIB)
GlobalFree(hDIB);
return TWRC_FAILURE;
}
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header->biSize = sizeof (*header);
header->biWidth = activeDS.sane_param.pixels_per_line;
header->biHeight = activeDS.sane_param.lines;
header->biPlanes = 1;
header->biCompression = BI_RGB;
if (activeDS.sane_param.format == SANE_FRAME_RGB)
header->biBitCount = activeDS.sane_param.depth * 3;
if (activeDS.sane_param.format == SANE_FRAME_GRAY)
header->biBitCount = activeDS.sane_param.depth;
header->biSizeImage = dib_bytes;
header->biXPelsPerMeter = 0;
header->biYPelsPerMeter = 0;
header->biClrUsed = 0;
header->biClrImportant = 0;
p = (BYTE *)(header + 1);
if (color_size > 0)
{
colors = (RGBQUAD *) p;
p += color_size;
for (i = 0; i < (color_size / sizeof(*colors)); i++)
colors[i].rgbBlue = colors[i].rgbRed = colors[i].rgbGreen = i;
}
/* Sane returns data in top down order. Acrobat does best with
a bottom up DIB being returned. */
line = p + (activeDS.sane_param.lines - 1) * dib_bytes_per_line;
for (i = activeDS.sane_param.lines - 1; i >= 0; i--)
{
activeDS.progressWnd = ScanningDialogBox(activeDS.progressWnd,
((activeDS.sane_param.lines - 1 - i) * 100)
/
(activeDS.sane_param.lines - 1));
status = read_one_line(activeDS.deviceHandle, line,
activeDS.sane_param.bytes_per_line);
if (status != SANE_STATUS_GOOD)
break;
line -= dib_bytes_per_line;
}
activeDS.progressWnd = ScanningDialogBox(activeDS.progressWnd, -1);
GlobalUnlock(hDIB);
if (status != SANE_STATUS_GOOD && status != SANE_STATUS_EOF)
{
WARN("psane_read: %s, reading line %d\n", psane_strstatus(status), i);
psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
activeDS.twCC = TWCC_OPERATIONERROR;
GlobalFree(hDIB);
return TWRC_FAILURE;
}
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psane_cancel (activeDS.deviceHandle);
activeDS.sane_started = FALSE;
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*pHandle = (TW_UINT32)hDIB;
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twRC = TWRC_XFERDONE;
activeDS.twCC = TWCC_SUCCESS;
activeDS.currentState = 7;
}
return twRC;
#endif
}