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Sweden-Number/dlls/gphoto2.ds/ds_image.c

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/*
* Copyright 2000 Corel Corporation
* Copyright 2006 Marcus Meissner
* 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 <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "gphoto2_i.h"
#include "wingdi.h"
#include "winuser.h"
#include "unixlib.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(twain);
/* for the jpeg decompressor source manager. */
static void _jpeg_init_source(j_decompress_ptr cinfo) { }
static boolean _jpeg_fill_input_buffer(j_decompress_ptr cinfo) {
ERR("(), should not get here.\n");
return FALSE;
}
static void _jpeg_skip_input_data(j_decompress_ptr cinfo,long num_bytes) {
TRACE("Skipping %ld bytes...\n", num_bytes);
cinfo->src->next_input_byte += num_bytes;
cinfo->src->bytes_in_buffer -= num_bytes;
}
static boolean _jpeg_resync_to_restart(j_decompress_ptr cinfo, int desired) {
ERR("(desired=%d), should not get here.\n",desired);
return FALSE;
}
static void _jpeg_term_source(j_decompress_ptr cinfo) { }
static void close_file( UINT64 handle )
{
struct close_file_params params = { handle };
GPHOTO2_CALL( close_file, &params );
}
static void close_current_file(void)
{
close_file( activeDS.file_handle );
activeDS.file_handle = 0;
free( activeDS.file_data );
}
/* DG_IMAGE/DAT_CIECOLOR/MSG_GET */
TW_UINT16 GPHOTO2_CIEColorGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_EXTIMAGEINFO/MSG_GET */
TW_UINT16 GPHOTO2_ExtImageInfoGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_GRAYRESPONSE/MSG_RESET */
TW_UINT16 GPHOTO2_GrayResponseReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_GRAYRESPONSE/MSG_SET */
TW_UINT16 GPHOTO2_GrayResponseSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGEFILEXFER/MSG_GET */
TW_UINT16 GPHOTO2_ImageFileXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
static TW_UINT16 _get_image_and_startup_jpeg(void) {
unsigned int i;
int ret;
struct open_file_params open_params;
struct get_file_data_params get_data_params;
if (activeDS.file_handle) /* Already loaded. */
return TWRC_SUCCESS;
for (i = 0; i < activeDS.file_count; i++)
{
if (activeDS.download_flags[i])
{
activeDS.download_flags[i] = FALSE; /* mark as done */
break;
}
}
if (i == activeDS.file_count)
{
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
open_params.idx = i;
open_params.preview = FALSE;
open_params.handle = &activeDS.file_handle;
open_params.size = &activeDS.file_size;
if (GPHOTO2_CALL( open_file, &open_params ))
{
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
activeDS.file_data = malloc( activeDS.file_size );
get_data_params.handle = activeDS.file_handle;
get_data_params.data = activeDS.file_data;
get_data_params.size = activeDS.file_size;
if (GPHOTO2_CALL( get_file_data, &get_data_params ))
{
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
/* This is basically so we can use in-memory data for jpeg decompression.
* We need to have all the functions.
*/
activeDS.xjsm.next_input_byte = activeDS.file_data;
activeDS.xjsm.bytes_in_buffer = activeDS.file_size;
activeDS.xjsm.init_source = _jpeg_init_source;
activeDS.xjsm.fill_input_buffer = _jpeg_fill_input_buffer;
activeDS.xjsm.skip_input_data = _jpeg_skip_input_data;
activeDS.xjsm.resync_to_restart = _jpeg_resync_to_restart;
activeDS.xjsm.term_source = _jpeg_term_source;
activeDS.jd.err = jpeg_std_error(&activeDS.jerr);
/* jpeg_create_decompress is a macro that expands to jpeg_CreateDecompress - see jpeglib.h
* jpeg_create_decompress(&jd); */
jpeg_CreateDecompress(&activeDS.jd, JPEG_LIB_VERSION, sizeof(struct jpeg_decompress_struct));
activeDS.jd.src = &activeDS.xjsm;
ret=jpeg_read_header(&activeDS.jd,TRUE);
activeDS.jd.out_color_space = JCS_RGB;
jpeg_start_decompress(&activeDS.jd);
if (ret != JPEG_HEADER_OK) {
ERR("Jpeg image in stream has bad format, read header returned %d.\n",ret);
close_current_file();
return TWRC_FAILURE;
}
return TWRC_SUCCESS;
}
/* DG_IMAGE/DAT_IMAGEINFO/MSG_GET */
TW_UINT16 GPHOTO2_ImageInfoGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
pTW_IMAGEINFO pImageInfo = (pTW_IMAGEINFO) pData;
TRACE("DG_IMAGE/DAT_IMAGEINFO/MSG_GET\n");
if (activeDS.currentState != 6 && activeDS.currentState != 7) {
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
if (TWRC_SUCCESS != _get_image_and_startup_jpeg()) {
FIXME("Failed to get an image\n");
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
if (activeDS.currentState == 6)
{
/* return general image description information about the image about to be transferred */
TRACE("Getting parameters\n");
}
TRACE("activeDS.jd.output_width = %d\n", activeDS.jd.output_width);
TRACE("activeDS.jd.output_height = %d\n", activeDS.jd.output_height);
pImageInfo->Compression = TWCP_NONE;
pImageInfo->SamplesPerPixel = 3;
pImageInfo->BitsPerSample[0]= 8;
pImageInfo->BitsPerSample[1]= 8;
pImageInfo->BitsPerSample[2]= 8;
pImageInfo->PixelType = TWPT_RGB;
pImageInfo->Planar = FALSE; /* R-G-B is chunky! */
pImageInfo->XResolution.Whole = -1;
pImageInfo->XResolution.Frac = 0;
pImageInfo->YResolution.Whole = -1;
pImageInfo->YResolution.Frac = 0;
pImageInfo->ImageWidth = activeDS.jd.output_width;
pImageInfo->ImageLength = activeDS.jd.output_height;
pImageInfo->BitsPerPixel = 24;
return TWRC_SUCCESS;
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_GET */
TW_UINT16 GPHOTO2_ImageLayoutGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_GETDEFAULT */
TW_UINT16 GPHOTO2_ImageLayoutGetDefault (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_RESET */
TW_UINT16 GPHOTO2_ImageLayoutReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGELAYOUT/MSG_SET */
TW_UINT16 GPHOTO2_ImageLayoutSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_IMAGEMEMXFER/MSG_GET */
TW_UINT16 GPHOTO2_ImageMemXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
TW_UINT16 twRC = TWRC_SUCCESS;
pTW_IMAGEMEMXFER pImageMemXfer = (pTW_IMAGEMEMXFER) pData;
LPBYTE buffer;
int readrows;
unsigned int curoff;
TRACE ("DG_IMAGE/DAT_IMAGEMEMXFER/MSG_GET\n");
if (activeDS.currentState < 6 || activeDS.currentState > 7) {
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
TRACE("pImageMemXfer.Compression is %d\n", pImageMemXfer->Compression);
if (activeDS.currentState == 6) {
if (TWRC_SUCCESS != _get_image_and_startup_jpeg()) {
FIXME("Failed to get an image\n");
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
if (!activeDS.progressWnd)
activeDS.progressWnd = TransferringDialogBox(NULL,0);
TransferringDialogBox(activeDS.progressWnd,0);
activeDS.currentState = 7;
} else {
if (!activeDS.file_handle) {
activeDS.twCC = TWRC_SUCCESS;
return TWRC_XFERDONE;
}
}
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);
curoff = 0; readrows = 0;
pImageMemXfer->YOffset = activeDS.jd.output_scanline;
pImageMemXfer->XOffset = 0; /* we do whole strips */
while ((activeDS.jd.output_scanline<activeDS.jd.output_height) &&
((pImageMemXfer->Memory.Length - curoff) > activeDS.jd.output_width*activeDS.jd.output_components)
) {
JSAMPROW row = buffer+curoff;
int x = jpeg_read_scanlines(&activeDS.jd,&row,1);
if (x != 1) {
FIXME("failed to read current scanline?\n");
break;
}
readrows++;
curoff += activeDS.jd.output_width*activeDS.jd.output_components;
}
pImageMemXfer->Compression = TWCP_NONE;
pImageMemXfer->BytesPerRow = activeDS.jd.output_components * activeDS.jd.output_width;
pImageMemXfer->Rows = readrows;
pImageMemXfer->Columns = activeDS.jd.output_width; /* we do whole strips */
pImageMemXfer->BytesWritten = curoff;
TransferringDialogBox(activeDS.progressWnd,0);
if (activeDS.jd.output_scanline == activeDS.jd.output_height) {
jpeg_finish_decompress(&activeDS.jd);
jpeg_destroy_decompress(&activeDS.jd);
close_current_file();
TRACE("xfer is done!\n");
/*TransferringDialogBox(activeDS.progressWnd, -1);*/
twRC = TWRC_XFERDONE;
}
activeDS.twCC = TWRC_SUCCESS;
if (pImageMemXfer->Memory.Flags & TWMF_HANDLE)
LocalUnlock(pImageMemXfer->Memory.TheMem);
return twRC;
}
/* DG_IMAGE/DAT_IMAGENATIVEXFER/MSG_GET */
TW_UINT16 GPHOTO2_ImageNativeXferGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
pTW_UINT32 pHandle = (pTW_UINT32) pData;
HBITMAP hDIB;
BITMAPINFO bmpInfo;
LPBYTE bits;
JSAMPROW samprow, oldsamprow;
FIXME("DG_IMAGE/DAT_IMAGENATIVEXFER/MSG_GET: implemented, but expect program crash due to DIB.\n");
/* NOTE NOTE NOTE NOTE NOTE NOTE NOTE
*
* While this is a mandatory transfer mode and this function
* is correctly implemented and fully works, the calling program
* will likely crash after calling.
*
* Reason is that there is a lot of example code that does:
* bmpinfo = GlobalLock(hBITMAP); ... pointer access to bmpinfo
*
* Our current HBITMAP handles do not support getting GlobalLocked -> App Crash
*
* This needs a GDI Handle rewrite, at least for DIB sections.
* - Marcus
*/
if (activeDS.currentState != 6) {
activeDS.twCC = TWCC_SEQERROR;
return TWRC_FAILURE;
}
if (TWRC_SUCCESS != _get_image_and_startup_jpeg()) {
FIXME("Failed to get an image\n");
activeDS.twCC = TWCC_OPERATIONERROR;
return TWRC_FAILURE;
}
TRACE("Acquiring image %dx%dx%d bits from gphoto.\n",
activeDS.jd.output_width, activeDS.jd.output_height,
activeDS.jd.output_components*8);
ZeroMemory (&bmpInfo, sizeof (BITMAPINFO));
bmpInfo.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
bmpInfo.bmiHeader.biWidth = activeDS.jd.output_width;
bmpInfo.bmiHeader.biHeight = -activeDS.jd.output_height;
bmpInfo.bmiHeader.biPlanes = 1;
bmpInfo.bmiHeader.biBitCount = activeDS.jd.output_components*8;
bmpInfo.bmiHeader.biCompression = BI_RGB;
bmpInfo.bmiHeader.biSizeImage = 0;
bmpInfo.bmiHeader.biXPelsPerMeter = 0;
bmpInfo.bmiHeader.biYPelsPerMeter = 0;
bmpInfo.bmiHeader.biClrUsed = 0;
bmpInfo.bmiHeader.biClrImportant = 0;
hDIB = CreateDIBSection (0, &bmpInfo, DIB_RGB_COLORS, (LPVOID)&bits, 0, 0);
if (!hDIB) {
FIXME("Failed creating DIB.\n");
close_current_file();
activeDS.twCC = TWCC_LOWMEMORY;
return TWRC_FAILURE;
}
samprow = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,activeDS.jd.output_width*activeDS.jd.output_components);
oldsamprow = samprow;
while ( activeDS.jd.output_scanline<activeDS.jd.output_height ) {
unsigned int i;
int x = jpeg_read_scanlines(&activeDS.jd,&samprow,1);
if (x != 1) {
FIXME("failed to read current scanline?\n");
break;
}
/* We have to convert from RGB to BGR, see MSDN/ BITMAPINFOHEADER */
for(i=0;i<activeDS.jd.output_width;i++,samprow+=activeDS.jd.output_components) {
*(bits++) = *(samprow+2);
*(bits++) = *(samprow+1);
*(bits++) = *(samprow);
}
bits = (LPBYTE)(((UINT_PTR)bits + 3) & ~3);
samprow = oldsamprow;
}
HeapFree (GetProcessHeap(), 0, samprow);
close_current_file();
*pHandle = (UINT_PTR)hDIB;
activeDS.twCC = TWCC_SUCCESS;
activeDS.currentState = 7;
return TWRC_XFERDONE;
}
/* DG_IMAGE/DAT_JPEGCOMPRESSION/MSG_GET */
TW_UINT16 GPHOTO2_JPEGCompressionGet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_JPEGCOMPRESSION/MSG_GETDEFAULT */
TW_UINT16 GPHOTO2_JPEGCompressionGetDefault (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_JPEGCOMPRESSION/MSG_RESET */
TW_UINT16 GPHOTO2_JPEGCompressionReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_JPEGCOMPRESSION/MSG_SET */
TW_UINT16 GPHOTO2_JPEGCompressionSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_PALETTE8/MSG_GET */
TW_UINT16 GPHOTO2_Palette8Get (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_PALETTE8/MSG_GETDEFAULT */
TW_UINT16 GPHOTO2_Palette8GetDefault (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_PALETTE8/MSG_RESET */
TW_UINT16 GPHOTO2_Palette8Reset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_PALETTE8/MSG_SET */
TW_UINT16 GPHOTO2_Palette8Set (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_RGBRESPONSE/MSG_RESET */
TW_UINT16 GPHOTO2_RGBResponseReset (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
/* DG_IMAGE/DAT_RGBRESPONSE/MSG_SET */
TW_UINT16 GPHOTO2_RGBResponseSet (pTW_IDENTITY pOrigin,
TW_MEMREF pData)
{
FIXME ("stub!\n");
return TWRC_FAILURE;
}
TW_UINT16
_get_gphoto2_file_as_DIB( unsigned int idx, BOOL preview, HWND hwnd, HBITMAP *hDIB )
{
unsigned char *filedata;
int ret;
struct jpeg_source_mgr xjsm;
struct jpeg_decompress_struct jd;
struct jpeg_error_mgr jerr;
BITMAPINFO bmpInfo;
LPBYTE bits;
JSAMPROW samprow, oldsamprow;
struct open_file_params open_params;
struct get_file_data_params get_data_params;
UINT64 file_handle;
unsigned int filesize;
open_params.idx = idx;
open_params.preview = preview;
open_params.handle = &file_handle;
open_params.size = &filesize;
if (GPHOTO2_CALL( open_file, &open_params ))
{
FIXME( "Failed to get file %u\n", idx);
return TWRC_FAILURE;
}
filedata = malloc( filesize );
get_data_params.handle = file_handle;
get_data_params.data = filedata;
get_data_params.size = filesize;
if (GPHOTO2_CALL( get_file_data, &get_data_params ))
{
close_file( file_handle );
free( filedata );
return TWRC_FAILURE;
}
/* FIXME: Actually we might get other types than JPEG ... But only handle JPEG for now */
if (filedata[0] != 0xff) {
ERR("File %u might not be JPEG, cannot decode!\n", idx);
}
/* This is basically so we can use in-memory data for jpeg decompression.
* We need to have all the functions.
*/
xjsm.next_input_byte = filedata;
xjsm.bytes_in_buffer = filesize;
xjsm.init_source = _jpeg_init_source;
xjsm.fill_input_buffer = _jpeg_fill_input_buffer;
xjsm.skip_input_data = _jpeg_skip_input_data;
xjsm.resync_to_restart = _jpeg_resync_to_restart;
xjsm.term_source = _jpeg_term_source;
jd.err = jpeg_std_error(&jerr);
/* jpeg_create_decompress is a macro that expands to jpeg_CreateDecompress - see jpeglib.h
* jpeg_create_decompress(&jd); */
jpeg_CreateDecompress(&jd, JPEG_LIB_VERSION, sizeof(struct jpeg_decompress_struct));
jd.src = &xjsm;
ret=jpeg_read_header(&jd,TRUE);
jd.out_color_space = JCS_RGB;
jpeg_start_decompress(&jd);
if (ret != JPEG_HEADER_OK) {
ERR("Jpeg image in stream has bad format, read header returned %d.\n",ret);
close_file( file_handle );
free( filedata );
return TWRC_FAILURE;
}
ZeroMemory (&bmpInfo, sizeof (BITMAPINFO));
bmpInfo.bmiHeader.biSize = sizeof (BITMAPINFOHEADER);
bmpInfo.bmiHeader.biWidth = jd.output_width;
bmpInfo.bmiHeader.biHeight = -jd.output_height;
bmpInfo.bmiHeader.biPlanes = 1;
bmpInfo.bmiHeader.biBitCount = jd.output_components*8;
bmpInfo.bmiHeader.biCompression = BI_RGB;
bmpInfo.bmiHeader.biSizeImage = 0;
bmpInfo.bmiHeader.biXPelsPerMeter = 0;
bmpInfo.bmiHeader.biYPelsPerMeter = 0;
bmpInfo.bmiHeader.biClrUsed = 0;
bmpInfo.bmiHeader.biClrImportant = 0;
*hDIB = CreateDIBSection(0, &bmpInfo, DIB_RGB_COLORS, (LPVOID)&bits, 0, 0);
if (!*hDIB) {
FIXME("Failed creating DIB.\n");
close_file( file_handle );
free( filedata );
return TWRC_FAILURE;
}
samprow = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,jd.output_width*jd.output_components);
oldsamprow = samprow;
while ( jd.output_scanline<jd.output_height ) {
unsigned int i;
int x = jpeg_read_scanlines(&jd,&samprow,1);
if (x != 1) {
FIXME("failed to read current scanline?\n");
break;
}
/* We have to convert from RGB to BGR, see MSDN/ BITMAPINFOHEADER */
for(i=0;i<jd.output_width;i++,samprow+=jd.output_components) {
*(bits++) = *(samprow+2);
*(bits++) = *(samprow+1);
*(bits++) = *(samprow);
}
bits = (LPBYTE)(((UINT_PTR)bits + 3) & ~3);
samprow = oldsamprow;
}
HeapFree (GetProcessHeap(), 0, samprow);
close_file( file_handle );
free( filedata );
return TWRC_SUCCESS;
}
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