diff options
Diffstat (limited to 'plugins/AdvaImg/src/FreeImage/PluginPCD.cpp')
| -rw-r--r-- | plugins/AdvaImg/src/FreeImage/PluginPCD.cpp | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/plugins/AdvaImg/src/FreeImage/PluginPCD.cpp b/plugins/AdvaImg/src/FreeImage/PluginPCD.cpp deleted file mode 100644 index ff0c5b8679..0000000000 --- a/plugins/AdvaImg/src/FreeImage/PluginPCD.cpp +++ /dev/null @@ -1,251 +0,0 @@ -// ========================================================== -// Kodak PhotoCD Loader -// -// Design and implementation by -// - Floris van den Berg (flvdberg@wxs.nl) -// -// Based on pascal code developed by Alex Kwak -// -// This file is part of FreeImage 3 -// -// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY -// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES -// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE -// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED -// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT -// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY -// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL -// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER -// THIS DISCLAIMER. -// -// Use at your own risk! -// ========================================================== - -#include "FreeImage.h" -#include "Utilities.h" - -// ========================================================== -// Internal functions -// ========================================================== - -static int -clamp(double x) { - int a = (int)floor(x + 0.5); - return (a < 0) ? 0 : (a > 255) ? 255 : a; -} - -static void -YUV2RGB(int y, int cb, int cr, int &r, int &g, int &b) { - double c11 = 0.0054980 * 256.0; - double c12 = 0.0000001 * 256.0; - double c13 = 0.0051681 * 256.0; - double c21 = 0.0054980 * 256.0; - double c22 = -0.0015446 * 256.0; - double c23 = -0.0026325 * 256.0; - double c31 = 0.0054980 * 256.0; - double c32 = 0.0079533 * 256.0; - double c33 = 0.0000001 * 256.0; - - r = clamp(c11 * y + c12 * (cb - 156) + c13 * (cr - 137)); - g = clamp(c21 * y + c22 * (cb - 156) + c23 * (cr - 137)); - b = clamp(c31 * y + c32 * (cb - 156) + c33 * (cr - 137)); -} - -static BOOL -VerticalOrientation(FreeImageIO *io, fi_handle handle) { - char buffer[128]; - - io->read_proc(buffer, 128, 1, handle); - - return (buffer[72] & 63) == 8; -} - -// ========================================================== -// Plugin Interface -// ========================================================== - -static int s_format_id; - -// ========================================================== -// Plugin Implementation -// ========================================================== - -static const char * DLL_CALLCONV -Format() { - return "PCD"; -} - -static const char * DLL_CALLCONV -Description() { - return "Kodak PhotoCD"; -} - -static const char * DLL_CALLCONV -Extension() { - return "pcd"; -} - -static const char * DLL_CALLCONV -RegExpr() { - return NULL; -} - -static const char * DLL_CALLCONV -MimeType() { - return "image/x-photo-cd"; -} - -static BOOL DLL_CALLCONV -SupportsExportDepth(int depth) { - return FALSE; -} - -static BOOL DLL_CALLCONV -SupportsExportType(FREE_IMAGE_TYPE type) { - return FALSE; -} - -static BOOL DLL_CALLCONV -SupportsNoPixels() { - return TRUE; -} - -// ---------------------------------------------------------- - -static FIBITMAP * DLL_CALLCONV -Load(FreeImageIO *io, fi_handle handle, int page, int flags, void *data) { - FIBITMAP *dib = NULL; - unsigned width; - unsigned height; - const unsigned bpp = 24; - int scan_line_add = 1; - int start_scan_line = 0; - - BYTE *y1 = NULL, *y2 = NULL, *cbcr = NULL; - - BOOL header_only = (flags & FIF_LOAD_NOPIXELS) == FIF_LOAD_NOPIXELS; - - // to make absolute seeks possible we store the current position in the file - - long offset_in_file = io->tell_proc(handle); - long seek = 0; - - // decide which bitmap in the cabinet to load - - switch (flags) { - case PCD_BASEDIV4 : - seek = 0x2000; - width = 192; - height = 128; - break; - - case PCD_BASEDIV16 : - seek = 0xB800; - width = 384; - height = 256; - break; - - default : - seek = 0x30000; - width = 768; - height = 512; - break; - } - - try { - // allocate the dib and write out the header - dib = FreeImage_AllocateHeader(header_only, width, height, bpp, FI_RGBA_RED_MASK, FI_RGBA_GREEN_MASK, FI_RGBA_BLUE_MASK); - if(!dib) throw FI_MSG_ERROR_DIB_MEMORY; - - if(header_only) { - return dib; - } - - // check if the PCD is bottom-up - - if (VerticalOrientation(io, handle)) { - scan_line_add = -1; - start_scan_line = height - 1; - } - - // temporary stuff to load PCD - - BYTE *y1 = (BYTE*)malloc(width * sizeof(BYTE)); - BYTE *y2 = (BYTE*)malloc(width * sizeof(BYTE)); - BYTE *cbcr = (BYTE*)malloc(width * sizeof(BYTE)); - if(!y1 || !y2 || !cbcr) throw FI_MSG_ERROR_MEMORY; - - BYTE *yl[] = { y1, y2 }; - - // seek to the part where the bitmap data begins - - io->seek_proc(handle, offset_in_file, SEEK_SET); - io->seek_proc(handle, seek, SEEK_CUR); - - // read the data - - for (unsigned y = 0; y < height / 2; y++) { - io->read_proc(y1, width, 1, handle); - io->read_proc(y2, width, 1, handle); - io->read_proc(cbcr, width, 1, handle); - - for (int i = 0; i < 2; i++) { - BYTE *bits = FreeImage_GetScanLine(dib, start_scan_line); - for (unsigned x = 0; x < width; x++) { - int r, g, b; - - YUV2RGB(yl[i][x], cbcr[x / 2], cbcr[(width / 2) + (x / 2)], r, g, b); - - bits[FI_RGBA_BLUE] = (BYTE)b; - bits[FI_RGBA_GREEN] = (BYTE)g; - bits[FI_RGBA_RED] = (BYTE)r; - bits += 3; - } - - start_scan_line += scan_line_add; - } - } - - free(cbcr); - free(y2); - free(y1); - - return dib; - - } catch(const char *text) { - if(dib) FreeImage_Unload(dib); - if(cbcr) free(cbcr); - if(y2) free(y2); - if(y1) free(y1); - - FreeImage_OutputMessageProc(s_format_id, text); - - return NULL; - } -} - -// ========================================================== -// Init -// ========================================================== - -void DLL_CALLCONV -InitPCD(Plugin *plugin, int format_id) { - s_format_id = format_id; - - plugin->format_proc = Format; - plugin->description_proc = Description; - plugin->extension_proc = Extension; - plugin->regexpr_proc = RegExpr; - plugin->open_proc = NULL; - plugin->close_proc = NULL; - plugin->pagecount_proc = NULL; - plugin->pagecapability_proc = NULL; - plugin->load_proc = Load; - plugin->save_proc = NULL; - plugin->validate_proc = NULL; - plugin->mime_proc = MimeType; - plugin->supports_export_bpp_proc = SupportsExportDepth; - plugin->supports_export_type_proc = SupportsExportType; - plugin->supports_icc_profiles_proc = NULL; - plugin->supports_no_pixels_proc = SupportsNoPixels; -} |