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src/Source/FreeImage/PSDParser.cpp  view on Meta::CPAN

						}
						else if ( len > 128 ) { //< MSB is set
						
							// RLE compressed packet
							
							// One byte of data is repeated (–len + 1) times
							
							len ^= 0xFF; // same as (-len + 1) & 0xFF 
							len += 2;    //

							// assert we don't write beyound eol
							memset(line, *rle_line++, line + len > line_end ? line_end - line : len);							
							line += len;

						}
						else if ( 128 == len ) {
							// Do nothing
						}
					}//< rle_line
					
					// - write line to destination -
					
					if(ch >= dstChannels) {
						// @todo write to extra channels
						break; 
					}
						
					// byte by byte copy a single channel to pixel
					for (BYTE *line = line_start, *dst_line = dst_line_start; line < line_start + lineSize; 
						line += bytes, dst_line += dstBpp) {

#ifdef FREEIMAGE_BIGENDIAN
							memcpy(dst_line + channelOffset, line, bytes);
#else
							// reverse copy bytes
							for (unsigned b = 0; b < bytes; ++b) {
								dst_line[channelOffset + b] = line[(bytes-1) - b];							
							}
#endif // FREEIMAGE_BIGENDIAN
					}	
				}//< h
			}//< ch
			
			SAFE_DELETE_ARRAY(line_start);
			SAFE_DELETE_ARRAY(rleLineSizeList);
			SAFE_DELETE_ARRAY(rle_line_start);
		}
		break;
		
		case 2: // ZIP without prediction, no specification
			break;
			
		case 3: // ZIP with prediction, no specification
			break;
			
		default: // Unknown format
			break;
		
	}
	
	// --- Further process the bitmap ---
	
	if((mode == PSDP_CMYK || mode == PSDP_MULTICHANNEL)) {	
		// CMYK values are "inverted", invert them back		

		if(mode == PSDP_MULTICHANNEL) {
			invertColor(bitmap);
		} else {
			FreeImage_Invert(bitmap);
		}

		if((_fi_flags & PSD_CMYK) == PSD_CMYK) {
			// keep as CMYK

			if(mode == PSDP_MULTICHANNEL) {
				//### we force CMY to be CMYK, but CMY has no ICC. 
				// Create empty profile and add the flag.
				FreeImage_CreateICCProfile(bitmap, NULL, 0);
				FreeImage_GetICCProfile(bitmap)->flags |= FIICC_COLOR_IS_CMYK;
			}
		}
		else { 
			// convert to RGB
			
			ConvertCMYKtoRGBA(bitmap);
			
			// The ICC Profile is no longer valid
			_iccProfile.clear();
			
			// remove the pending A if not present in source 
			if(nChannels == 4 || nChannels == 3 ) {
				FIBITMAP* t = RemoveAlphaChannel(bitmap);
				if(t) {
					FreeImage_Unload(bitmap);
					bitmap = t;
				} // else: silently fail
			}
		}
	}
	else if ( mode == PSDP_LAB && !((_fi_flags & PSD_LAB) == PSD_LAB)) {
		ConvertLABtoRGB(bitmap);
	}
	else {
		if (needPalette && FreeImage_GetPalette(bitmap)) {
			
			if(mode == PSDP_BITMAP) {
				CREATE_GREYSCALE_PALETTE_REVERSE(FreeImage_GetPalette(bitmap), 2);
			}
			else if(mode == PSDP_INDEXED) {
				if(!_colourModeData._plColourData || _colourModeData._Length != 768 || _ColourCount < 0) {
					FreeImage_OutputMessageProc(_fi_format_id, "Indexed image has no palette. Using the default grayscale one.");
				} else {
					_colourModeData.FillPalette(bitmap);
				}
			}
			// GRAYSCALE, DUOTONE - use default grayscale palette
		}
		
#if FREEIMAGE_COLORORDER == FREEIMAGE_COLORORDER_BGR
		if(FreeImage_GetImageType(bitmap) == FIT_BITMAP) {
			SwapRedBlue32(bitmap);