/* * 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 "config.h" #include "wine/port.h" #include <stdarg.h> #include <stdio.h> #include "gphoto2_i.h" #include "wingdi.h" #include "winuser.h" #include "wine/library.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(twain); #ifdef HAVE_GPHOTO2 static void *libjpeg_handle; #define MAKE_FUNCPTR(f) static typeof(f) * p##f MAKE_FUNCPTR(jpeg_std_error); MAKE_FUNCPTR(jpeg_CreateDecompress); MAKE_FUNCPTR(jpeg_read_header); MAKE_FUNCPTR(jpeg_start_decompress); MAKE_FUNCPTR(jpeg_read_scanlines); MAKE_FUNCPTR(jpeg_finish_decompress); MAKE_FUNCPTR(jpeg_destroy_decompress); #undef MAKE_FUNCPTR static void *load_libjpeg(void) { if((libjpeg_handle = wine_dlopen(SONAME_LIBJPEG, RTLD_NOW, NULL, 0)) != NULL) { #define LOAD_FUNCPTR(f) \ if((p##f = wine_dlsym(libjpeg_handle, #f, NULL, 0)) == NULL) { \ libjpeg_handle = NULL; \ return NULL; \ } LOAD_FUNCPTR(jpeg_std_error); LOAD_FUNCPTR(jpeg_CreateDecompress); LOAD_FUNCPTR(jpeg_read_header); LOAD_FUNCPTR(jpeg_start_decompress); LOAD_FUNCPTR(jpeg_read_scanlines); LOAD_FUNCPTR(jpeg_finish_decompress); LOAD_FUNCPTR(jpeg_destroy_decompress); #undef LOAD_FUNCPTR } return libjpeg_handle; } /* 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) { } #endif /* 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; } #ifdef HAVE_GPHOTO2 static TW_UINT16 _get_image_and_startup_jpeg(void) { const char *folder = NULL, *filename = NULL; struct gphoto2_file *file; const unsigned char *filedata; unsigned long filesize; int ret; if (activeDS.file) /* Already loaded. */ return TWRC_SUCCESS; if(!libjpeg_handle) { if(!load_libjpeg()) { FIXME("Failed reading JPEG because unable to find %s\n", SONAME_LIBJPEG); filedata = NULL; return TWRC_FAILURE; } } LIST_FOR_EACH_ENTRY( file, &activeDS.files, struct gphoto2_file, entry ) { if (strstr(file->filename,".JPG") || strstr(file->filename,".jpg")) { filename = file->filename; folder = file->folder; TRACE("downloading %s/%s\n", folder, filename); if (file->download) { file->download = FALSE; /* mark as done */ break; } } } gp_file_new (&activeDS.file); ret = gp_camera_file_get(activeDS.camera, folder, filename, GP_FILE_TYPE_NORMAL, activeDS.file, activeDS.context); if (ret < GP_OK) { FIXME("Failed to get file?\n"); activeDS.twCC = TWCC_SEQERROR; return TWRC_FAILURE; } ret = gp_file_get_data_and_size (activeDS.file, (const char**)&filedata, &filesize); if (ret < GP_OK) { FIXME("Failed to get file data?\n"); 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 = filedata; activeDS.xjsm.bytes_in_buffer = filesize; 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 = pjpeg_std_error(&activeDS.jerr); /* jpeg_create_decompress is a macro that expands to jpeg_CreateDecompress - see jpeglib.h * jpeg_create_decompress(&jd); */ pjpeg_CreateDecompress(&activeDS.jd, JPEG_LIB_VERSION, (size_t) sizeof(struct jpeg_decompress_struct)); activeDS.jd.src = &activeDS.xjsm; ret=pjpeg_read_header(&activeDS.jd,TRUE); activeDS.jd.out_color_space = JCS_RGB; pjpeg_start_decompress(&activeDS.jd); if (ret != JPEG_HEADER_OK) { ERR("Jpeg image in stream has bad format, read header returned %d.\n",ret); gp_file_unref (activeDS.file); activeDS.file = NULL; return TWRC_FAILURE; } return TWRC_SUCCESS; } #endif /* DG_IMAGE/DAT_IMAGEINFO/MSG_GET */ TW_UINT16 GPHOTO2_ImageInfoGet (pTW_IDENTITY pOrigin, TW_MEMREF pData) { #ifdef HAVE_GPHOTO2 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; #else return TWRC_FAILURE; #endif } /* 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) { #ifdef HAVE_GPHOTO2 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) { 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 = pjpeg_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) { pjpeg_finish_decompress(&activeDS.jd); pjpeg_destroy_decompress(&activeDS.jd); gp_file_unref (activeDS.file); activeDS.file = NULL; 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; #else return TWRC_FAILURE; #endif } /* DG_IMAGE/DAT_IMAGENATIVEXFER/MSG_GET */ TW_UINT16 GPHOTO2_ImageNativeXferGet (pTW_IDENTITY pOrigin, TW_MEMREF pData) { #ifdef HAVE_GPHOTO2 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"); gp_file_unref (activeDS.file); activeDS.file = NULL; 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 ) { int i, x = pjpeg_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); gp_file_unref (activeDS.file); activeDS.file = NULL; *pHandle = (UINT_PTR)hDIB; activeDS.twCC = TWCC_SUCCESS; activeDS.currentState = 7; return TWRC_XFERDONE; #else return TWRC_FAILURE; #endif } /* 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; } #ifdef HAVE_GPHOTO2 TW_UINT16 _get_gphoto2_file_as_DIB( const char *folder, const char *filename, CameraFileType type, HWND hwnd, HBITMAP *hDIB ) { const unsigned char *filedata; unsigned long filesize; int ret; CameraFile *file; struct jpeg_source_mgr xjsm; struct jpeg_decompress_struct jd; struct jpeg_error_mgr jerr; BITMAPINFO bmpInfo; LPBYTE bits; JSAMPROW samprow, oldsamprow; if(!libjpeg_handle) { if(!load_libjpeg()) { FIXME("Failed reading JPEG because unable to find %s\n", SONAME_LIBJPEG); filedata = NULL; return TWRC_FAILURE; } } gp_file_new (&file); ret = gp_camera_file_get(activeDS.camera, folder, filename, type, file, activeDS.context); if (ret < GP_OK) { FIXME("Failed to get file?\n"); gp_file_unref (file); return TWRC_FAILURE; } ret = gp_file_get_data_and_size (file, (const char**)&filedata, &filesize); if (ret < GP_OK) { FIXME("Failed to get file data?\n"); return TWRC_FAILURE; } /* FIXME: Actually we might get other types than JPEG ... But only handle JPEG for now */ if (filedata[0] != 0xff) { ERR("File %s/%s might not be JPEG, cannot decode!\n", folder, filename); } /* 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 = pjpeg_std_error(&jerr); /* jpeg_create_decompress is a macro that expands to jpeg_CreateDecompress - see jpeglib.h * jpeg_create_decompress(&jd); */ pjpeg_CreateDecompress(&jd, JPEG_LIB_VERSION, (size_t) sizeof(struct jpeg_decompress_struct)); jd.src = &xjsm; ret=pjpeg_read_header(&jd,TRUE); jd.out_color_space = JCS_RGB; pjpeg_start_decompress(&jd); if (ret != JPEG_HEADER_OK) { ERR("Jpeg image in stream has bad format, read header returned %d.\n",ret); gp_file_unref (file); 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"); gp_file_unref (file); return TWRC_FAILURE; } samprow = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,jd.output_width*jd.output_components); oldsamprow = samprow; while ( jd.output_scanline<jd.output_height ) { int i, x = pjpeg_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); gp_file_unref (file); return TWRC_SUCCESS; } #endif